| 524 / | HD | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES |
|
| * | DD | SYNTHETIC RESINS (Class 520, Subclass 1) {1} |
| * | DD | .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17} |
| 1 | DF | .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31} |
| 599 | DF | .~.~.~ From carboxylic acid or derivative reactant {3} |
| 601 | DF | .~.~.~.~ From dicarboxylic acid or derivative and at least one polyol; or from a diester of a polycarboxylic acid as sole reactant {3} |
| 604 |  | .~.~.~.~.~ At least one polyol containing only two -C-OH groups reactant {1} |
| 605 | DF | .~.~.~.~.~.~> Derived from terephthalic acid or derivative |