US PATENT SUBCLASS 525 / 29
.~.~ Mixed with silicon-containing reactant or polymer derived therefrom


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



525 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {4}
10  DF  .~ ETHYLENICALLY UNSATURATED REACTANT ADMIXED WITH EITHER (A) A POLYMER DERIVED FROM A SATURATED DI- OR HIGHER ESTER OF A POLYCARBOXYLIC ACID AS SOLE REACTANT, OR (B) REACTION PRODUCT OF ONLY POLYCARBOXYLIC ACIDS OR ANHYDRIDES WITH ONLY COMPOUNDS HAVING AT LEAST TWO HYDROXYL GROUPS AT LEAST ONE OF WHICH IS SATURATED AND WHEREIN THE REACTION PRODUCT FORMED IS NOT AFTERTREATED PRIOR TO ADMIXTURE WITH THE UNSATURATED REACTANT EXCEPT WITH A POLYCARBOXYLIC ACID, POLYCARBOXYLIC ACID ANHYDRIDE, OR A POLYOL, AND WHEREIN NO SOLID POLYMER DERIVED FROM ETHYLENIC REACTANTS ONLY IS MIXED THEREWITH {14}
29.~.~ Mixed with silicon-containing reactant or polymer derived therefrom


DEFINITION

Classification: 525/29

Mixed with silicon-containing reactant or polymer derived therefrom:

(under subclass 10) Subject matter wherein a polymer derived from a di- or higher ester of polycarboxylic acid as sole reactant or derived from polycarboxylic acid or anhydride and polyhydroxy compound is mixed with an ethylenic reactant and is additionally mixed with a silicon-containing reactant or polymer derived therefrom.