| C | SK | SECTION C — CHEMISTRY; METALLURGY |
| C09 | KL | DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR |
| C09F | UKL | NATURAL RESINS; FRENCH POLISH; DRYING-OILS; DRIERS (SICCATIVES); TURPENTINE |
| C09F 1/00 | HGR | Obtaining, purification, or chemical modification of natural resins, e.g. oleo-resins |
| C09F 1/02 | UGR1 | |
| C09F 1/04 | UGR1 | | . | Chemical modification, e.g. esterification (resin soaps C11D) |
|
| C09F 3/00 | HGR | Obtaining spirits of turpentine |
| C09F 3/02 | UGR1 | | . | as a by-product in the paper-pulping process |
|
| C09F 5/00 | HGR | Obtaining drying-oils (preparation of synthetic oil by polymerisation C08F, C08G) |
| C09F 5/02 | UGR1 | |
| C09F 5/04 | UGR2 | |
| C09F 5/06 | UGR1 | | . | by dehydration of hydroxylated fatty acids or oils |
|
| C09F 5/08 | UGR1 | | . | by esterification of fatty acids |
|
| C09F 5/10 | UGR1 | |
| C09F 5/12 | UGR2 | |
| C09F 7/00 | HGR | Chemical modification of drying-oils (modifying by copolymerisation C08F; by polycondensation C08G; factice C08H) |
| C09F 7/02 | UGR1 | |
| C09F 7/04 | UGR1 | |
| C09F 7/06 | UGR1 | |
| C09F 7/08 | UGR1 | |
| C09F 7/10 | UGR1 | |
| C09F 7/12 | UGR1 | |
| C09F 9/00 | HGR | Compounds to be used as driers (siccatives) |
| C09F 11/00 | HGR | Preparation of French polish |