| 525 / | HD | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES |
|
| * | DD | SYNTHETIC RESINS (Class 520, Subclass 1) {4} |
| 50 | DF | .~ MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS {32} |
| 55 | DF | .~.~ At least one solid polymer derived from ethylenic reactants only {25} |
| 383 |  | .~.~.~ Chemical treating agent contains elemental oxygen or oxygen-containing compound {5} |
| 384 | DF | .~.~.~.~> Oxygen compound contains at least one alcohol group |
| 385 | DF | .~.~.~.~> Oxygen compound contains an ether group |
| 386 | DF | .~.~.~.~> Oxygen compound is a carboxylic acid, ester, anhydride, or lactone thereof |
| 387 | DF | .~.~.~.~> Oxygen compound contains a peroxy group (-O-O-) |
| 388 | DF | .~.~.~.~> Specified oxygen-containing compound is air, elemental oxygen, or ozone |