(0)C09H:0/0:
IPC6
SECTION C - CHEMISTRY; METALLURGY
PREPARATION OF GLUE OR GELATINE
C09H
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C 09 H

 PREPARATION OF GLUE OR GELATINE
 

Note
 

Processes using enzymes or micro-organisms in order to:
 

(i)

 liberate, separate or purify a pre-existing compound or composition, or to
 

(ii)

 treat textiles or clean solid surfaces of materials
 

are further classified in subclass C 12 S. [5]

 

 

 
 

 1
/ 00 Pretreatment of collagen-containing raw materials for the manufacture of glue

1
/ 02 • of bones (defatting bones C 11 B)  

1
/ 04 • of hides, hoofs, or leather scrap (recovery of tanning agents C 14 C)  
 

 3
/ 00 Isolation of glue or gelatine from raw materials, e.g. by extracting, by heating (gelatine for foodstuffs A 23 J 1/10)

3
/ 02 • Purification of solutions of gelatine  
 

 5
/ 00 Stabilisation of solutions of glue or gelatine
 

 7
/ 00 Preparation of water-insoluble gelatine
 

 9
/ 00 Drying of glue or gelatine

9
/ 02 • in the form of foils  

9
/ 04 • in the form of granules, e.g. beads