US PATENT SUBCLASS 525 / 110
.~.~.~.~ 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)


Current as of: June, 1999
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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}
107  DF  .~.~.~ 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}
110.~.~.~.~ 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)


DEFINITION

Classification: 525/110

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):

(under subclass 107) Subject matter wherein there is an additional reactant present which is an aldehyde or aldehyde derivative, or polymer thereof, and which reactant is free of any 1, 2-epoxy groups.

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, the Glossary, for a definition of the term "aldehyde derivative".