| 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} |
| 343 |  | .~.~.~ Chemical treating agent contains a sulfur atom {8} |
| 344 | DF | .~.~.~.~> Inorganic sulfur compound contains sulfur atom bonded to at least two oxygen atoms |
| 345 | DF | .~.~.~.~> With peroxide, ozone, or free oxygen |
| 346 | DF | .~.~.~.~> With sulfur-free organic compound {1} |
| 348 | DF | .~.~.~.~> Sulfur-containing heterocyclic compound {1} |
| 350 | DF | .~.~.~.~> Mercaptan or mercaptide |
| 351 | DF | .~.~.~.~> Organic compound contains sulfur and nitrogen atoms {1} |
| 353 | DF | .~.~.~.~> Sulfur compound contains sulfur atom bonded to at least two oxygen atoms, e.g., sulfonate, etc. |
| 354 | DF | .~.~.~.~> Elemental sulfur or inorganic sulfur compound |