US PATENT SUBCLASS 8 / 512
.~ Polymer from polyol and a polycarboxylic acid or derivative substrate

Current as of: June, 1999
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8 /   HD   BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

506  DF  NONTEXTILE, DYEING PROCESS OR PRODUCT, INCLUDING INORGANIC FIBER {12}
512.~ Polymer from polyol and a polycarboxylic acid or derivative substrate

DEFINITION

Classification: 8/512

Polymer from polyol and a polycarboxylic acid or derivative substrate:

(under subclass 506) Subject matter for dyeing material which is the reaction product of a polyol and a polycarboxylic acid or a polycarboxylic acid derivative.