US PATENT SUBCLASS 526 / 86
.~.~.~ Adding catalyst or catalyst component

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

Internet Version by PATENTEC © 1999      Terms of Use


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {8}
72  DF  .~ POLYMERS FROM ONLY ETHYLENIC MONOMERS OR PROCESSES OF POLYMERIZING, POLYMERIZABLE COMPOSITIONS CONTAINING ONLY ETHYLENIC MONOMERS AS REACTANTS OR PROCESSES OF PREPARING {43}
78  DF  .~.~ Adding material to an on-going polymerization reaction, said addition being other than the continuous addition of the initial charge {4}
86.~.~.~ Adding catalyst or catalyst component

DEFINITION

Classification: 526/86

(under subclass 78) Subject matter wherein the added material is the catalyst or a part of the catalyst system.