US PATENT SUBCLASS 522 / 96
.~.~.~ With ethylenic reactant

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ COMPOSITIONS TO BE POLYMERIZED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR COMPOSITIONS TO BE MODIFIED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR PROCESSES OF PREPARING OR TREATING A SOLID POLYMER UTILIZING WAVE ENERGY {27}
90  DF  .~.~ Processes involving a polyurethane having terminal ethylenic unsaturation as reactant or as solid polymer; or compositions therefore {8}
96.~.~.~ With ethylenic reactant

DEFINITION

Classification: 522/96

With ethylenic reactant:

(under subclass 90) Subject matter wherein the unsaturated urethane is reacted in the presence of an ethylenic reactant.

(1) Note. Included in this subclass are as reactants which may contain residual ethlenic unsaturation and were prepared from at least one nonethylenic reactant.