US PATENT SUBCLASS 528 / 152
.~.~.~ Phenolic reactant contains an ethylenically unsaturated group

Current as of: June, 1999
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528 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {23}
86  DF  .~ FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE {15}
129  DF  .~.~ With aldehyde or derivative {18}
152.~.~.~ Phenolic reactant contains an ethylenically unsaturated group

DEFINITION

Classification: 528/152

(under subclass 129) Subject matter wherein a phenol, inorganic phenolate, or phenol ether containing at least one ethylenically unsaturated group is reacted with at least one aldehyde or derivative.

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, see the Glossary for a definition of the term "ethylenically unsaturated".

526, Synthetic Resins or Natural Rubbers,

313, wherein an ethylenically unsaturated phenol, inorganic phenolate, or phenol ether is the sole reactant, or wherein all of the reactants are ethylenically unsaturated.