US PATENT SUBCLASS 526 / 108
.~.~.~.~ Contains one or more elemental transition metal atoms

Current as of: June, 1999
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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}
89  DF  .~.~ Polymerizing in the presence of a specified material other than monomer {28}
90  DF  .~.~.~ Material contains transition metal or compound thereof {15}
108.~.~.~.~ Contains one or more elemental transition metal atoms {3}
109  DF  .~.~.~.~.~> With peroxy compound (-O-O-)
110  DF  .~.~.~.~.~> With non-transition elemental metal, hydride thereof, or carbon to non transition metal atom bond {1}
112  DF  .~.~.~.~.~> With transition metal compound

DEFINITION

Classification: 526/108

(under subclass 90) Subject matter wherein the specified material contains a transition metal in elemental form.

(1) Note. Included within the term elemental metal are alloys.

SEE OR SEARCH THIS CLASS, SUBCLASS:

62, for processes of polymerizing in a reactor wherein one of the reactor surfaces which contacts the polymerizing material is a transition metal in elemental form.