| C | SK | CHEMISTRY; METALLURGY |
| C08 | KL | ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON (manufacture or treatment of artificial threads, fibres, bristles or ribbons D01) |
| C08H | UKL | DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS (polysaccharides C08B; natural rubber C08C) |
|
| C08H 1/00 | HGR | Macromolecular products derived from proteins (food proteins A23; glue, gelatine C09H) |
| C08H 1/02 | UGR1 | | . | Protein-aldehyde condensates |
|
| C08H 1/04 | UGR2 | | . . | Casein-aldehyde condensates |
|
| C08H 1/06 | UGR1 | | . | derived from horn, hoofs, hair, skin, or leather |
|
| C08H 3/00 | HGR | Vulcanised oils, e.g. factice |
| C08H 5/00 | HGR | Other macromolecular compounds (natural resins or their derivatives C09F; bituminous materials C10) |
| C08H 5/02 | UGR1 | |
| C08H 5/04 | UGR1 | | . | derived from lignocellulosic materials |
|