US PATENT SUBCLASS 526 / 219.5
.~.~.~.~.~.~ Ingredient contains water, e.g., an emulsion, dispersion, etc.

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}
217  DF  .~.~.~ Material contains organic nitrogen compound {2}
218.1  DF  .~.~.~.~ Organic compound contains N=N or N-N group {5}
219.3  DF  .~.~.~.~.~ Contains specified ingredient other than the N=N or N-N group containing compound, or water, or defined hydrocarbon or defined halogenated hydrocarbon {2}
219.5.~.~.~.~.~.~ Ingredient contains water, e.g., an emulsion, dispersion, etc.

DEFINITION

Classification: 526/219.5

Ingredient contains water, e.g., an emulsion, dispersion, etc.:

(under subclass 219.3) Subject matter wherein the polymerization process uses water in addition to the compound containing the N=Nor N-N group, e.g., an aqueous emulsion polymerization process using azobisisobutyronitrile catalyst, etc.