| 525 / | HD | SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES |
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| * | 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} |
| 107 |  | .~.~.~ With saturated 1,2-epoxy reactant containing more than one 1,2-epoxy group per mole or polymer derived therefrom; or with solid copolymer derived from at least one saturated reactant and at least one unsaturated 1,2-epoxy reactant wherein the epoxy reactant contains more than one 1,2-epoxy group per mole {16} |
| 108 | DF | .~.~.~.~> Contacting two or more solid polymers derived from ethylenic reactants only with a poly 1,2-epoxy-containing reactant; or contacting a solid polymer derived from ethylenic reactants only with a poly 1,2-epoxy-containing reactant and subsequently contacting with an additional polymer derived from ethylenic reactants only |
| 109 | DF | .~.~.~.~> With phenolic reactant or polymer thereof and is free of 1,2-epoxy groups |
| 110 | DF | .~.~.~.~> With reactant which is an aldehyde, aldehyde derivative, or polymer thereof, and which is free of an 1,2-epoxy group (included herein are alkylated methylol groups) |
| 111 | DF | .~.~.~.~> With reactant which is free of an 1,2-epoxy group and which contains a -N=C=X group or polymer thereof (X is chalcogen); or with a polyol and a polycarboxylic acid or reaction product thereof which is free of an 1,2 epoxy group |
| 111.5 | DF | .~.~.~.~> With a reactant which is a fatty acid glycerol ester, a fatty acid or salt derived from a naturally occurring glyceride, tall oil, or a fatty acid derived from tall oil |
| 112 | DF | .~.~.~.~> Contacting polymer from ethylenic reactants only with ethylenic reactant wherein said contacting is either concurrent with or subsequent to the contacting with the saturated poly 1,2-epoxy reactant |
| 113 | DF | .~.~.~.~> With nitrogen-containing reactant, or wherein the poly 1,2-epoxy reactant contains a nitrogen atom |
| 114 | DF | .~.~.~.~> With additional heterocyclic reactant free of 1,2-epoxy group |
| 115 | DF | .~.~.~.~> Poly 1,2-epoxy reactant contains an atom other than C, H, or O |
| 116 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from reactant containing an atom other than C, H, N, O, or halogen |
| 117 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from heterocyclic reactant |
| 118 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from reactant containing an alcohol or ether group (includes phenols) |
| 119 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from reactant containing a -COOH group |
| 120 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from nonaromatic monoolefin |
| 121 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from reactant containing a halogen atom |
| 122 | DF | .~.~.~.~> Polymer derived from ethylenic reactants only derived from unsaturated hydrocarbon |