US PATENT SUBCLASS 162 / 168.3
.~.~.~.~.~ Acrylamide containing


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}
168.2  DF  .~.~.~.~ Nitrogen containing compound {2}
168.3.~.~.~.~.~ Acrylamide containing {1}
168.4  DF  .~.~.~.~.~.~> Heterocyclic N or S or epoxy component


DEFINITION

Classification: 162/168.3

Acrylamide containing:

(under subclass 168.2) Processes in which the nitrogen containing compound is an amide of acrylic acid, or of an analogue of acrylic acid.

(1) Note. The nitrogen containing compound may be, e.g., methacrylamide, etc.