US PATENT SUBCLASS 162 / 168.6
.~.~.~.~ Hetero S or epoxy component

Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

100  DF  PROCESSES AND PRODUCTS {31}
158  DF  .~ Non-fiber additive {16}
164.1  DF  .~.~ Synthetic resin {9}
168.1  DF  .~.~.~ Polymerized unsaturated compound {4}
168.6.~.~.~.~ Hetero S or epoxy component

DEFINITION

Classification: 162/168.6

Hetero S or epoxy component:

(under subclass 168.1) Subject matter wherein the unsaturated monomer contains a heterocyclic sulfur containing group, or an epoxy group as below: [figure]