US PATENT SUBCLASS 522 / 109
.~.~ Processes of chemically modifying a blend of two or more solid polymers in the presence of a chemical reactant; or compositions therefore

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}
109.~.~ Processes of chemically modifying a blend of two or more solid polymers in the presence of a chemical reactant; or compositions therefore {1}
110  DF  .~.~.~> At least one solid polymer derived from ethylenic monomers has at least two ethylenic groups

DEFINITION

Classification: 522/109

Processes of chemically modifying a blend of two or more solid polymers in the presence of a chemical reactant; or compositions therefore:

(under subclass 1) Subject matter wherein at least two solid polymers are chemically modified in the presence of a material which reacts therewith; or compositions therefore.

(1) Note. See General Summary of Sunject Matter Within This Class in the class definition for the type of composition proper for this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

111, for a process of chemically modifying a mixture of solid polymers wherein the disclosure indicates that only one of the solids polymeres is chemically modified.