| C | SK | CHEMISTRY; METALLURGY |
| C08 | KL | ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON |
| C08H | UKL | DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS (polysaccharides C08B; natural rubber C08C; natural resins or their derivatives C09F; working up pitch, asphalt or bitumen C10C 3/00) |
| C08H 1/00 | HGR | Macromolecular products derived from proteins (food proteins A23, e.g. A23J; preparation of glue or gelatine C09H) [1, 2006.01] |
| C08H 1/02 | UGR1 | | . | Protein-aldehyde condensates [1, 2006.01] |
|
| C08H 1/04 | UGR2 | | . . | Casein-aldehyde condensates [1, 2006.01] |
|
| C08H 1/06 | UGR1 | | . | derived from horn, hoofs, hair, skin, or leather [1, 2006.01] |
|
| C08H 3/00 | HGR | Vulcanised oils, e.g. factice [1, 2006.01] |
| C08H 7/00 | HGR | Lignin; Modified lignin; High-molecular-weight products derived therefrom (low-molecular-weight derivatives of lignin C07G 1/00) [1, 2006.01, 2011.01] |
| C08H 8/00 | HGR | Macromolecular compounds derived from lignocellulosic materials [2010.01] |
| C08H 99/00 | HGR | Subject matter not provided for in other groups of this subclass [2010.01] |