|  | C |
SECTION C — CHEMISTRY AND METALLURGY

CHEMISTRY

|  | C08 |
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON (production of artificial threads, fibres, bristles or ribbons Fulltext... Hierarchy... Expanded...D01)

|  | C08G |
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS [2]

|  | C08G |
Note(s) In the absence of an indication to the contrary, an invention is classified in the last appropriate place within each main group. [2] In this sub-class, group Fulltext... Hierarchy... Expanded...C08G 18/00 takes precedence. A second classification should be given if the polymers are obtained by reactions forming specific linkages for which an appropriate group is provided. [2] In the absence of an indication to the contrary, in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 67/00-C08G 79/00 macromolecular compounds obtained by reactions forming two different linkages in the main chain are classified only according to the linkage present in excess. [2]

|  | C08G 1/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 2/00 )

|  | C08G 2/00 |
Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances [2]

|  | C08G 2/02 |
· | Polymerisation initiated by wave energy or by particle radiation [2]

|  | C08G 2/04 |
· | Polymerisation by using compounds which act upon the molecular weight, e.g. chain-transferring agents [2]

|  | C08G 2/06 |
· | Catalysts (catalysts in general Fulltext... Hierarchy... Expanded...B01J) [2]

|  | C08G 2/08 |
· | Polymerisation of formaldehyde [2]

|  | C08G 2/10 |
· | Polymerisation of cyclic oligomers of formaldehyde [2]

|  | C08G 2/12 |
· | Polymerisation of acetaldehyde or cyclic oligomers thereof [2]

|  | C08G 2/14 |
· | Polymerisation of single aldehydes not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 2/08-C08G 2/12 [2]

|  | C08G 2/16 |
· | Polymerisation of single ketones [2]

|  | C08G 2/18 |
· | Copolymerisation of aldehydes or ketones [2]

|  | C08G 2/20 |
· · | with other aldehydes or ketones [2]

|  | C08G 2/22 |
· · | with epoxy compounds [2]

|  | C08G 2/24 |
· · | with acetals [2]

|  | C08G 2/26 |
· · | with compounds containing carbon-to-carbon unsaturation [2]

|  | C08G 2/28 |
· | Post-polymerisation treatments [2]

|  | C08G 2/30 |
· | Chemical modification by after-treatment [2]

|  | C08G 2/32 |
· · | by esterification [2]

|  | C08G 2/34 |
· · | by etherification [2]

|  | C08G 2/36 |
· · | by depolymerisation [2]

|  | C08G 2/38 |
· | Block or graft polymers prepared by polymerisation of aldehydes or ketones on to macromolecular compounds [2]

|  | C08G 3/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 6/00 )

|  | C08G 4/00 |
Condensation polymers of aldehydes or ketones with polyalcohols; Addition polymers of heterocyclic oxygen compounds containing in the ring at least once the grouping —O—C—O— (of cyclic oligomers of aldehydes Fulltext... Hierarchy... Expanded...C08G 2/00) [2]

|  | C08G 5/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 8/00, Fulltext... Hierarchy... Expanded...C08G 14/00 )

|  | C08G 6/00 |
Condensation polymers of aldehydes or ketones only [2]

|  | C08G 6/02 |
· | of aldehydes with ketones [2]

|  | C08G 7/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 10/00, Fulltext... Hierarchy... Expanded...C08G 14/00 )

|  | C08G 8/00 |
Condensation polymers of aldehydes or ketones with phenols only [2]

|  | C08G 8/02 |
· | of ketones [2]

|  | C08G 8/04 |
· | of aldehydes [2]

|  | C08G 8/06 |
· · | of furfural [2]

|  | C08G 8/08 |
· · | of formaldehyde [2]

|  | C08G 8/10 |
· · · | with phenol [2]

|  | C08G 8/12 |
· · · | with monohydric phenols having only one hydrocarbon substituent ortho or para to the OH group, e.g. p-tert.-butyl phenol [2]

|  | C08G 8/14 |
· · · | with halogenated phenols [2]

|  | C08G 8/16 |
· · · | with amino- or nitrophenols [2]

|  | C08G 8/18 |
· · · | with phenols substituted by carboxylic or sulphonic acid groups [2]

|  | C08G 8/20 |
· · · | with polyhydric phenols [2]

|  | C08G 8/22 |
· · · · | Resorcinol [2]

|  | C08G 8/24 |
· · · | with mixtures of two or more phenols which are not covered by only one of the groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 8/10-C08G 8/20 [2]

|  | C08G 8/26 |
· | from mixtures of aldehydes and ketones [2]

|  | C08G 8/28 |
· | Chemically modified polycondensates [2]

|  | C08G 8/30 |
· · | by unsaturated compounds, e.g. terpenes [2]

|  | C08G 8/32 |
· · | by organic acids or derivatives thereof, e.g. fatty oils [2]

|  | C08G 8/34 |
· · | by natural resins or resin acids, e.g. rosin [2]

|  | C08G 8/36 |
· · | by etherifying [2]

|  | C08G 8/38 |
· | Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds [2]

|  | C08G 9/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 12/00, Fulltext... Hierarchy... Expanded...C08G 14/00 )

|  | C08G 10/00 |
Condensation polymers of aldehydes or ketones with aromatic hydrocarbons or halogenated aromatic hydrocarbons only [2]

|  | C08G 10/02 |
· | of aldehydes [2]

|  | C08G 10/04 |
· · | Chemically modified polycondensates [2]

|  | C08G 10/06 |
· | Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds [2]

|  | C08G 11/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 4/00 )

|  | C08G 12/00 |
Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen (aminophenols Fulltext... Hierarchy... Expanded...C08G 8/16) [2]

|  | C08G 12/02 |
· | of aldehydes [2]

|  | C08G 12/04 |
· · | with acyclic or carbocyclic compounds [2]

|  | C08G 12/06 |
· · · | Amines [2]

|  | C08G 12/08 |
· · · · | aromatic [2]

|  | C08G 12/10 |
· · · | with acyclic compounds having the moiety X=C (—N)2 in which X is O, S, or N— [2]

|  | C08G 12/12 |
· · · · | Ureas; Thioureas [2]

|  | C08G 12/14 |
· · · · | Dicyandiamides; Dicyandiamidines; Guanidines; Biguanides; Biuret; Semicarbazides [2]

|  | C08G 12/16 |
· · · · · | Dicyandiamides [2]

|  | C08G 12/18 |
· · · | with cyanamide [2]

|  | C08G 12/20 |
· · · | with urethanes or thiourethanes [2]

|  | C08G 12/22 |
· · · | with carboxylic acid amides (reaction polyamides with aldehydes Fulltext... Hierarchy... Expanded...C08G 69/50) [2]

|  | C08G 12/24 |
· · · | with sulphonic acid amides [2]

|  | C08G 12/26 |
· · | with heterocyclic compounds [2]

|  | C08G 12/28 |
· · · | with substituted diazines, diazoles or triazoles [2]

|  | C08G 12/30 |
· · · | with substituted triazines [2]

|  | C08G 12/32 |
· · · · | Melamines [2]

|  | C08G 12/34 |
· · · | and acyclic or carbocyclic compounds [2]

|  | C08G 12/36 |
· · · · | Ureas; Thioureas [2]

|  | C08G 12/38 |
· · · · · | and melamines [2]

|  | C08G 12/40 |
· · | Chemically modified polycondensates [2]

|  | C08G 12/42 |
· · · | by etherifying [2]

|  | C08G 12/44 |
· · · | by esterifying [2]

|  | C08G 12/46 |
· | Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds [2]

|  | C08G 13/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 16/00 )

|  | C08G 14/00 |
Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 8/00-C08G 12/00 [2]

|  | C08G 14/02 |
· | of aldehydes [2]

|  | C08G 14/04 |
· · | with phenols [2]

|  | C08G 14/06 |
· · · | and monomers containing hydrogen attached to nitrogen [2]

|  | C08G 14/08 |
· · · · | Ureas; Thioureas [2]

|  | C08G 14/10 |
· · · · | Melamines [2]

|  | C08G 14/12 |
· · · | Chemically modified polycondensates [2]

|  | C08G 14/14 |
· | Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds [2]

|  | C08G 15/00 |
( transferred to Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 6/00-C08G 16/00 )

|  | C08G 16/00 |
Condensation polymers of aldehydes or ketones with monomers not provided for in the groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 4/00-C08G 14/00 (with polynitriles Fulltext... Hierarchy... Expanded...C08G 69/38) [2]

|  | C08G 16/02 |
· | of aldehydes [2]

|  | C08G 16/04 |
· · | Chemically modified polycondensates [2]

|  | C08G 16/06 |
· | Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds [2]

|  | C08G 17/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 63/00, Fulltext... Hierarchy... Expanded...C08G 79/00 )

|  | C08G 18/00 |
Polymeric products of isocyanates or isothiocyanates (preparatory processes of porous or cellular materials, in which the monomers or catalysts are not specific Fulltext... Hierarchy... Expanded...C08J) [2]

|  | C08G 18/02 |
· | of isocyanates or isothiocyanates only [2]

|  | C08G 18/04 |
· | with vinyl compounds [2]

|  | C08G 18/06 |
· | with compounds having active hydrogen [2]

|  | C08G 18/08 |
· · | Processes [2]

|  | C08G 18/10 |
· · · | Prepolymer processes [2]

|  | C08G 18/12 |
· · · · | using two or more compounds having active hydrogen in the first polymerisation step [2]

|  | C08G 18/14 |
· · · | Manufacture of cellular products [2]

|  | C08G 18/16 |
· · · | Catalysts (catalysts in general Fulltext... Hierarchy... Expanded...B01J) [2]

|  | C08G 18/18 |
· · · · | containing secondary or tertiary amines or salts thereof [2]

|  | C08G 18/20 |
· · · · · | Heterocyclic amines; Salts thereof [2]

|  | C08G 18/22 |
· · · · | containing metal compounds [2]

|  | C08G 18/24 |
· · · · · | of tin [2]

|  | C08G 18/26 |
· · · · · | of lead [2]

|  | C08G 18/28 |
· · | characterised by the compounds used containing active hydrogen [2]

|  | C08G 18/28 |
Note(s) For the purpose of groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 18/28-C08G 18/69, the addition of water for the preparation of cellular materials is not taken into consideration. [2]

|  | C08G 18/30 |
· · · | Low-molecular-weight compounds [2]

|  | C08G 18/32 |
· · · · | Polyhydroxy compounds; Polyamines; Hydroxyamines [2]

|  | C08G 18/34 |
· · · · | Carboxylic acids; Esters thereof with monohydroxyl compounds [2]

|  | C08G 18/36 |
· · · · | Hydroxylated esters of higher fatty acids [2]

|  | C08G 18/38 |
· · · · | having hetero atoms other than oxygen (Fulltext... Hierarchy... Expanded...C08G 18/32 takes precedence) [2]

|  | C08G 18/40 |
· · · | High-molecular-weight compounds [2]

|  | C08G 18/42 |
· · · · | Polycondensates having carboxylic or carbonic ester groups in the main chain [2]

|  | C08G 18/44 |
· · · · · | Polycarbonates [2]

|  | C08G 18/46 |
· · · · · | having hetero atoms other than oxygen [2]

|  | C08G 18/48 |
· · · · | Polyethers [2]

|  | C08G 18/50 |
· · · · · | having hetero atoms other than oxygen [2]

|  | C08G 18/52 |
· · · · | Polythioethers [2]

|  | C08G 18/54 |
· · · · | Polycondensates of aldehydes [2]

|  | C08G 18/56 |
· · · · | Polyacetals [2]

|  | C08G 18/58 |
· · · · | Epoxy resins [2]

|  | C08G 18/60 |
· · · · | Polyamides or polyesteramides [2]

|  | C08G 18/61 |
· · · · | Polysiloxanes [2]

|  | C08G 18/62 |
· · · · | Polymers of compounds having carbon-to-carbon double bonds [2]

|  | C08G 18/63 |
· · · · | Block or graft polymers obtained by polymerising compounds on to polymers having carbon-to-carbon double bonds [2]

|  | C08G 18/64 |
· · · · | Macromolecular compounds not provided for by groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 18/42-C08G 18/63 [2]

|  | C08G 18/65 |
· · · | Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen [2]

|  | C08G 18/66 |
· · · · | Compounds of groups Fulltext... Hierarchy... Expanded...C08G 18/42, Fulltext... Hierarchy... Expanded...C08G 18/48, or Fulltext... Hierarchy... Expanded...C08G 18/52 [2]

|  | C08G 18/67 |
· · · | Unsaturated compounds having active hydrogen [2]

|  | C08G 18/68 |
· · · · | Unsaturated polyesters [2]

|  | C08G 18/69 |
· · · · | Polymers of conjugated dienes [2]

|  | C08G 18/70 |
· · | characterised by the isocyanates or isothiocyanates used [2]

|  | C08G 18/71 |
· · · | Monoisocyanates or monoisothiocyanates [2]

|  | C08G 18/72 |
· · · | Polyisocyanates or polyisothiocyanates [2]

|  | C08G 18/73 |
· · · · | acyclic [2]

|  | C08G 18/74 |
· · · · | cyclic [2]

|  | C08G 18/75 |
· · · · · | cycloaliphatic [2]

|  | C08G 18/76 |
· · · · · | aromatic [2]

|  | C08G 18/77 |
· · · · | having hetero atoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulphur [2]

|  | C08G 18/78 |
· · · · · | Nitrogen [2]

|  | C08G 18/79 |
· · · · · · | characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates [2]

|  | C08G 18/80 |
· · · · | Masked polyisocyanates [2]

|  | C08G 18/81 |
· · · | Unsaturated isocyanates or isothiocyanates [2]

|  | C08G 18/82 |
· · | Post-polymerisation treatment [2]

|  | C08G 18/83 |
· · | Chemically modified polymers [2]

|  | C08G 18/84 |
· · · | by aldehydes [2]

|  | C08G 18/85 |
· · · | by azo compounds [2]

|  | C08G 18/86 |
· · · | by peroxides [2]

|  | C08G 18/87 |
· · · | by sulphur [2]

|  | C08G 20/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 69/00, Fulltext... Hierarchy... Expanded...C08G 75/00, Fulltext... Hierarchy... Expanded...C08G 79/00 )

|  | C08G 22/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 18/00, Fulltext... Hierarchy... Expanded...C08G 71/00 )

|  | C08G 23/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 61/00, Fulltext... Hierarchy... Expanded...C08G 65/00, Fulltext... Hierarchy... Expanded...C08G 75/00 )

|  | C08G 25/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 75/00 )

|  | C08G 27/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08F 2/60 )

|  | C08G 30/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 59/00 )

|  | C08G 31/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 77/00 )

|  | C08G 33/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 73/00, Fulltext... Hierarchy... Expanded...C08G 79/00 )

|  | C08G 35/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08G 85/00 )

|  | C08G 37/00 - C08G 49/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08L )

|  | C08G 51/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08K )

|  | C08G 53/00 |
( transferred to Fulltext... Hierarchy... Expanded...C08J )

|  | C08G 59/00 |
Polycondensates containing more than one epoxy group per molecule (low-molecular-weight polyepoxy compounds Fulltext... Hierarchy... Expanded...C07); Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups [2]

|  | C08G 59/02 |
· | Polycondensates containing more than one epoxy group per molecule [2]

|  | C08G 59/04 |
· · | of polyhydroxy compounds with epihalohydrins or precursors thereof [2]

|  | C08G 59/06 |
· · · | of polyhydric phenols [2]

|  | C08G 59/08 |
· · · · | from phenol-aldehyde condensates [2]

|  | C08G 59/10 |
· · | of polyamines with epihalohydrins or precursors thereof [2]

|  | C08G 59/12 |
· · | of polycarboxylic acids with epihalohydrins or precursors thereof [2]

|  | C08G 59/14 |
· | Polycondensates modified by chemical after-treatment [2]

|  | C08G 59/16 |
· · | by monocarboxylic acids or by anhydrides, halides or low-molecular-weight esters thereof [2]

|  | C08G 59/18 |
· | Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups [2]

|  | C08G 59/20 |
· · | characterised by the epoxy compounds used [2]

|  | C08G 59/20 |
Note(s) Preparation and curing of epoxy polycondensates, in which the epoxy polycondensate is not exclusively a low-molecular-weight compound and in which the method of curing is not important, are classified only in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 59/02-C08G 59/12. [2]

|  | C08G 59/22 |
· · · | Di-epoxy compounds [2]

|  | C08G 59/24 |
· · · · | carbocyclic [2]

|  | C08G 59/26 |
· · · · | heterocyclic [2]

|  | C08G 59/28 |
· · · · | containing acyclic nitrogen atoms [2]

|  | C08G 59/30 |
· · · · | containing atoms other than carbon, hydrogen, oxygen, and nitrogen [2]

|  | C08G 59/32 |
· · · | Epoxy compounds containing three or more epoxy groups [2]

|  | C08G 59/34 |
· · · · | obtained by epoxidation of an unsaturated polymer [2]

|  | C08G 59/36 |
· · · · | together with mono-epoxy compounds [2]

|  | C08G 59/38 |
· · · · | together with di-epoxy compounds [2]

|  | C08G 59/40 |
· · | characterised by the curing agents used [2]

|  | C08G 59/42 |
· · · | Polycarboxylic acids; Anhydrides, halides, or low-molecular-weight esters thereof [2]

|  | C08G 59/44 |
· · · | Amides [2]

|  | C08G 59/46 |
· · · · | together with other curing agents [2]

|  | C08G 59/48 |
· · · · · | with polycarboxylic acids or with anhydrides, halides, or low-molecular-weight esters thereof [2]

|  | C08G 59/50 |
· · · | Amines [2]

|  | C08G 59/52 |
· · · · | Aminocarboxylic acids [2]

|  | C08G 59/54 |
· · · · | Aminoamides [2]

|  | C08G 59/56 |
· · · · | together with other curing agents [2]

|  | C08G 59/58 |
· · · · · | with polycarboxylic acids or with anhydrides, halides, or low-molecular-weight esters thereof [2]

|  | C08G 59/60 |
· · · · · | with amides [2]

|  | C08G 59/62 |
· · · | Alcohols or phenols [2]

|  | C08G 59/64 |
· · · · | Aminoalcohols [2]

|  | C08G 59/66 |
· · · | Mercaptans [2]

|  | C08G 59/68 |
· · | characterised by the catalysts used [2]

|  | C08G 59/70 |
· · · | Chelates [2]

|  | C08G 59/72 |
· · · | Complexes of boron halides [2]

|  | C08G 61/00 |
Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 2/00-C08G 16/00 take precedence) [2]

|  | C08G 61/02 |
· | Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes [2]

|  | C08G 61/04 |
· · | only aliphatic carbon atoms [2]

|  | C08G 61/06 |
· · · | prepared by ring-opening of carbocyclic compounds [2]

|  | C08G 61/08 |
· · · · | of carbocyclic compounds containing one or more carbon-to-carbon double bonds in the ring [2]

|  | C08G 61/10 |
· · | only aromatic carbon atoms, e.g. polyphenylenes [2]

|  | C08G 61/12 |
· | Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule [2]

|  | C08G 63/00 |
Macromolecular compounds obtained by reactions forming a carboxylic or carbonic ester link in the main chain of the macromolecule (polyester-amides Fulltext... Hierarchy... Expanded...C08G 69/44; polyester-imides Fulltext... Hierarchy... Expanded...C08G 73/16) [2]

|  | C08G 63/02 |
· | Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds [2]

|  | C08G 63/04 |
· · | Preparatory processes characterised by the catalysts used [2]

|  | C08G 63/06 |
· · | derived from hydroxycarboxylic acids [2]

|  | C08G 63/08 |
· · · | Lactones or lactides [2]

|  | C08G 63/10 |
· · · · | Preparatory processes characterised by the catalysts used [2]

|  | C08G 63/12 |
· · | derived from polycarboxylic acids and polyhydroxy compounds [2]

|  | C08G 63/14 |
· · · | Preparatory processes characterised by the catalysts used [2]

|  | C08G 63/16 |
· · · | Dicarboxylic acids and dihydroxy compounds [2]

|  | C08G 63/18 |
· · · · | the acids or hydroxy compounds containing carbocyclic rings [2]

|  | C08G 63/20 |
· · · · | Preparation of polyesters in the presence of compounds having one reactive group or more than two reactive groups [2]

|  | C08G 63/22 |
· · · · | Preparatory processes [2]

|  | C08G 63/24 |
· · · · · | Interfacial processes, i.e. processes involving a reaction at the interface of two non-miscible liquids [2]

|  | C08G 63/26 |
· · · · · | Solid-state polycondensation [2]

|  | C08G 63/28 |
· · · · · | using solvents [2]

|  | C08G 63/30 |
· · · · · | characterised by the catalysts used [2]

|  | C08G 63/32 |
· · · · · · | Boron, aluminium, gallium, indium, thallium, rare earth metals, or compounds thereof [2]

|  | C08G 63/34 |
· · · · · · | Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof [2]

|  | C08G 63/36 |
· · · · · · · | Germanium, antimony, or compounds thereof [2]

|  | C08G 63/38 |
· · · · · · | Other non-metals or inter-compounds thereof [2]

|  | C08G 63/40 |
· · · | Preparation of polyesters from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof [2]

|  | C08G 63/42 |
· · · · | Cyclic ethers (Fulltext... Hierarchy... Expanded...C08G 59/00 takes precedence); Cyclic carbonates; Cyclic sulphites [2]

|  | C08G 63/44 |
· · · · | Polyamides; Polynitriles [2]

|  | C08G 63/46 |
· · · | Chemically modified polyesters (Fulltext... Hierarchy... Expanded...C08G 63/20 takes precedence) [2]

|  | C08G 63/48 |
· · · · | by unsaturated higher fatty oils or their acids; by resin acids [2]

|  | C08G 63/50 |
· · · · | by monohydric alcohols [2]

|  | C08G 63/52 |
· · · | Polycarboxylic acids and polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation [2]

|  | C08G 63/54 |
· · · · | the acids or hydroxy compounds containing a carbocyclic ring [2]

|  | C08G 63/56 |
· · · · | Preparation from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof [2]

|  | C08G 63/58 |
· · · · · | Cyclic ethers (Fulltext... Hierarchy... Expanded...C08G 59/00 takes precedence); Cyclic carbonates; Cyclic sulphites [2]

|  | C08G 63/60 |
· · | derived from the combination of hydroxycarboxylic acids, polycarboxylic acids, and polyhydroxy compounds [2]

|  | C08G 63/62 |
· | Polycarbonates [2]

|  | C08G 63/64 |
· | Polyesters containing both carboxylic ester groups and carbonate groups [2]

|  | C08G 63/66 |
· | Polyesters containing oxygen in the form of ether groups (Fulltext... Hierarchy... Expanded...C08G 63/42, Fulltext... Hierarchy... Expanded...C08G 63/58 take precedence) [2]

|  | C08G 63/68 |
· | Polyesters containing atoms other than carbon, hydrogen, and oxygen [2]

|  | C08G 63/70 |
· | Post-polymerisation treatment [2]

|  | C08G 63/72 |
· · | Recovery of the polymer [2]

|  | C08G 63/74 |
· · | Purifying; Drying [2]

|  | C08G 63/76 |
· | Polymers modified by chemical after-treatment [2]

|  | C08G 65/00 |
Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule (polyacetals Fulltext... Hierarchy... Expanded...C08G 2/00, Fulltext... Hierarchy... Expanded...C08G 4/00; epoxy resins Fulltext... Hierarchy... Expanded...C08G 59/00; polythioether-ethers Fulltext... Hierarchy... Expanded...C08G 75/12) [2]

|  | C08G 65/02 |
· | from cyclic ethers by opening of the heterocyclic ring [2]

|  | C08G 65/04 |
· · | from cyclic ethers only [2]

|  | C08G 65/06 |
· · · | Cyclic ethers having no atoms other than carbon and hydrogen outside the ring [2]

|  | C08G 65/08 |
· · · · | Saturated oxiranes [2]

|  | C08G 65/10 |
· · · · · | characterised by the catalysts used [2]

|  | C08G 65/12 |
· · · · · · | containing organo-metallic compounds or metal hydrides [2]

|  | C08G 65/14 |
· · · · | Unsaturated oxiranes [2]

|  | C08G 65/16 |
· · · · | Cyclic ethers having four or more ring atoms [2]

|  | C08G 65/18 |
· · · · · | Oxetanes [2]

|  | C08G 65/20 |
· · · · · | Tetrahydrofuran [2]

|  | C08G 65/22 |
· · · | Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring [2]

|  | C08G 65/24 |
· · · · | Epihalohydrins [2]

|  | C08G 65/26 |
· · | from cyclic ethers and other compounds [2]

|  | C08G 65/28 |
· · · | Cyclic ethers and hydroxy compounds [2]

|  | C08G 65/30 |
· · | Post-polymerisation treatment, e.g. recovery, purification, drying [2]

|  | C08G 65/32 |
· · | Polymers modified by chemical after-treatment [2]

|  | C08G 65/34 |
· | from hydroxy compounds or their metallic derivatives (Fulltext... Hierarchy... Expanded...C08G 65/28 takes precedence) [2]

|  | C08G 65/36 |
· · | Furfuryl alcohol [2]

|  | C08G 65/38 |
· · | derived from phenols [2]

|  | C08G 65/40 |
· · · | from phenols and other compounds [2]

|  | C08G 65/42 |
· · · · | Phenols and polyhydroxy ethers [2]

|  | C08G 65/44 |
· · · | by oxidation of phenols [2]

|  | C08G 65/46 |
· · | Post-polymerisation treatment, e.g. recovery, purification, drying [2]

|  | C08G 65/48 |
· · | Polymers modified by chemical after-treatment [2]

|  | C08G 67/00 |
Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing oxygen or oxygen and carbon, not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 2/00-C08G 65/00 [2]

|  | C08G 67/02 |
· | Copolymers of carbon monoxide and aliphatic unsaturated compounds [2]

|  | C08G 67/04 |
· | Polyanhydrides [2]

|  | C08G 69/00 |
Macromolecular compounds obtained by reactions forming a carboxylic amide link in the chain of the macromolecule (products obtained from isocyanates or isothiocyanates Fulltext... Hierarchy... Expanded...C08G 18/00; polyamide-imides Fulltext... Hierarchy... Expanded...C08G 73/14) [2]

|  | C08G 69/02 |
· | Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids [2]

|  | C08G 69/04 |
· · | Preparatory processes [2]

|  | C08G 69/06 |
· · · | Solid state polycondensation [2]

|  | C08G 69/08 |
· · | derived from amino-carboxylic acids [2]

|  | C08G 69/10 |
· · · | alpha-amino-carboxylic acids [2]

|  | C08G 69/12 |
· · · | with both amino and carboxylic groups aromatically bound [2]

|  | C08G 69/14 |
· · · | Lactams [2]

|  | C08G 69/16 |
· · · · | Preparatory processes [2]

|  | C08G 69/18 |
· · · · · | Anionic polymerisation [2]

|  | C08G 69/20 |
· · · · · · | characterised by the catalysts used [2]

|  | C08G 69/22 |
· · · · | beta-Lactams [2]

|  | C08G 69/24 |
· · · · | Pyrrolidones or piperidones [2]

|  | C08G 69/26 |
· · | derived from polyamines and polycarboxylic acids [2]

|  | C08G 69/28 |
· · · | Preparatory processes [2]

|  | C08G 69/30 |
· · · · | Solid state polycondensation [2]

|  | C08G 69/32 |
· · · | from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound [2]

|  | C08G 69/34 |
· · · | using polymerised unsaturated fatty acids [2]

|  | C08G 69/36 |
· · | derived from amino acids, polyamines, and polycarboxylic acids [2]

|  | C08G 69/38 |
· | Polyamides prepared from aldehydes and polynitriles [2]

|  | C08G 69/40 |
· | Polyamides containing oxygen in the form of ether groups (Fulltext... Hierarchy... Expanded...C08G 69/12, Fulltext... Hierarchy... Expanded...C08G 69/32 take precedence) [2]

|  | C08G 69/42 |
· | Polyamides containing atoms other than carbon, hydrogen, oxygen, and nitrogen (Fulltext... Hierarchy... Expanded...C08G 69/12, Fulltext... Hierarchy... Expanded...C08G 69/32 take precedence) [2]

|  | C08G 69/44 |
· | Polyester-amides [2]

|  | C08G 69/46 |
· | Post-polymerisation treatment [2]

|  | C08G 69/48 |
· | Polymers modified by chemical after-treatment [2]

|  | C08G 69/50 |
· · | with aldehydes [2]

|  | C08G 71/00 |
Macromolecular compounds obtained by reactions forming a ureide or urethane link, otherwise than from isocyanate radicals in the main chain of the macromolecule [2]

|  | C08G 71/02 |
· | Polyureas [2]

|  | C08G 71/04 |
· | Polyurethanes [2]

|  | C08G 73/00 |
Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 12/00-C08G 71/00 [2]

|  | C08G 73/02 |
· | Polyamines [2]

|  | C08G 73/04 |
· · | derived from alkyleneimines [2]

|  | C08G 73/06 |
· | Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule [2]

|  | C08G 73/08 |
· · | Polyhydrazides; Polytriazoles; Polyaminotriazoles; Polyoxadiazoles [2]

|  | C08G 73/10 |
· · | Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors [2]

|  | C08G 73/12 |
· · · | Unsaturated polyimide precursors [2]

|  | C08G 73/14 |
· · · | Polyamide-imides [2]

|  | C08G 73/16 |
· · · | Polyester-imides [2]

|  | C08G 73/18 |
· · | Polybenzimidazoles [2]

|  | C08G 73/20 |
· · | Pyrrones [2]

|  | C08G 73/22 |
· · | Polybenzoxazoles [2]

|  | C08G 73/24 |
· | Copolymers of a fluoronitroso organic compound and another fluoro organic compound, e.g. nitroso rubbers [2]

|  | C08G 73/26 |
· · | of trifluoronitrosomethane with a fluoro-olefine [2]

|  | C08G 75/00 |
Macromolecular compounds obtained by reactions forming a linkage containing sulphur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule [2]

|  | C08G 75/02 |
· | Polythioethers [2]

|  | C08G 75/04 |
· · | from mercapto compounds or metallic derivatives thereof [2]

|  | C08G 75/06 |
· · | from cyclic thioethers [2]

|  | C08G 75/08 |
· · · | from thiiranes [2]

|  | C08G 75/10 |
· · | from sulphur or sulphur-containing compounds and aldehydes or ketones [2]

|  | C08G 75/12 |
· | Polythioether-ethers [2]

|  | C08G 75/14 |
· | Polysulphides [2]

|  | C08G 75/16 |
· · | by polycondensation of organic compounds with inorganic polysulphides [2]

|  | C08G 75/18 |
· | Polysulphoxides [2]

|  | C08G 75/20 |
· | Polysulphones [2]

|  | C08G 75/22 |
· · | Copolymers of sulphur dioxide with unsaturated aliphatic compounds [2]

|  | C08G 75/23 |
· · | Polyether sulphones [2]

|  | C08G 75/24 |
· | Polysulphonates [2]

|  | C08G 75/26 |
· | Polythioesters [2]

|  | C08G 75/28 |
· | Polythiocarbonates [2]

|  | C08G 75/30 |
· | Polysulphonamides; Polysulphonimides [2]

|  | C08G 75/32 |
· | Polythiazoles; Polythiadiazoles [2]

|  | C08G 77/00 |
Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulphur, nitrogen, oxygen, or carbon in the main chain of the macromolecule [2]

|  | C08G 77/02 |
· | Polysilicates [2]

|  | C08G 77/04 |
· | Polysiloxanes [2]

|  | C08G 77/06 |
· · | Preparatory processes [2]

|  | C08G 77/08 |
· · · | characterised by the catalysts used [2]

|  | C08G 77/10 |
· · · | Equilibration processes [2]

|  | C08G 77/12 |
· · | containing silicon bound to hydrogen [2]

|  | C08G 77/14 |
· · | containing silicon bound to oxygen-containing groups [2]

|  | C08G 77/16 |
· · · | to hydroxyl groups [2]

|  | C08G 77/18 |
· · · | to alkoxy or aryloxy groups [2]

|  | C08G 77/20 |
· · | containing silicon bound to unsaturated aliphatic groups [2]

|  | C08G 77/22 |
· · | containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen [2]

|  | C08G 77/24 |
· · · | halogen-containing groups [2]

|  | C08G 77/26 |
· · · | nitrogen-containing groups [2]

|  | C08G 77/28 |
· · · | sulphur-containing groups [2]

|  | C08G 77/30 |
· · · | phosphorus-containing groups [2]

|  | C08G 77/32 |
· · | Post-polymerisation treatment (chemical after-treatment Fulltext... Hierarchy... Expanded...C08G 77/38) [2]

|  | C08G 77/34 |
· · · | Purification [2]

|  | C08G 77/36 |
· · · | Fractionation [2]

|  | C08G 77/38 |
· · | Polysiloxanes modified by chemical after-treatment [2]

|  | C08G 77/40 |
· · · | by introducing substituents or replacing existing substituents [2]

|  | C08G 77/42 |
· | Block or graft polymers containing polysiloxane sequences (polymerising aliphatic unsaturated monomers on to a polysiloxane Fulltext... Hierarchy... Expanded...C08F 283/12) [2]

|  | C08G 77/44 |
· · | containing only polysiloxane sequences [2]

|  | C08G 77/46 |
· · | containing polyether sequences [2]

|  | C08G 77/48 |
· | in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms (Fulltext... Hierarchy... Expanded...C08G 77/42 takes precedence) [2]

|  | C08G 77/50 |
· · | by carbon linkages [2]

|  | C08G 77/52 |
· · · | containing aromatic rings [2]

|  | C08G 77/54 |
· · | nitrogen-containing linkages [2]

|  | C08G 77/56 |
· · | boron-containing linkages [2]

|  | C08G 77/58 |
· · | metal-containing linkages [2]

|  | C08G 77/60 |
· | in which all the silicon atoms are connected by linkages other than oxygen atoms [2]

|  | C08G 77/62 |
· · | nitrogen atoms [2]

|  | C08G 79/00 |
Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulphur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule [2]

|  | C08G 79/02 |
· | a linkage containing phosphorus [2]

|  | C08G 79/04 |
· · | Phosphorus linked to oxygen or to oxygen and carbon [2]

|  | C08G 79/06 |
· · | Phosphorus linked to carbon only [2]

|  | C08G 79/08 |
· | a linkage containing boron [2]

|  | C08G 79/10 |
· | a linkage containing aluminium [2]

|  | C08G 79/12 |
· | a linkage containing tin [2]

|  | C08G 79/14 |
· | a linkage containing two or more elements other than carbon, oxygen, nitrogen, sulphur, and silicon [2]

|  | C08G 81/00 |
Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers (involving only carbon-to-carbon unsaturated bond reactions Fulltext... Hierarchy... Expanded...C08F 299/00) [2]

|  | C08G 81/02 |
· | at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds [2]

|  | C08G 83/00 |
Macromolecular compounds not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C08G 2/00-C08G 81/00 [2]

|  | C08G 85/00 |
General processes for preparing compounds provided for in this sub-class [2]