US PATENT SUBCLASS 524 / 590
.~.~.~.~ With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- group


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
589  DF  .~.~.~ From -N=C=X reactant or blocked N=C=X reactant (X is chalcogen) {1}
590.~.~.~.~ With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- group {1}
591  DF  .~.~.~.~.~> Water DNRM


DEFINITION

Classification: 524/590

With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- Group:

(under subclass 589) Subject matter wherein the solid polymer or SICP is derived from the -N=C=X reactant and a reactant containing at least one C-OH, -OH, or -C-O-C- group.