US PATENT SUBCLASS 430 / 175
.~.~.~.~ Polymeric diazonium compound

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

141  DF  DIAZO REPRODUCTION, PROCESS, COMPOSITION, OR PRODUCT {7}
154  DF  .~ Composition or product which contains radiation sensitive compound having moiety of nitrogen double or triple bonded directly to nitrogen other than chromophore moiety, e.g., triazene containing product, etc., process of making, and composition or product used to finish or develop a diazo reproduction {3}
170  DF  .~.~ Radiation-sensitive composition {4}
171  DF  .~.~.~ Diazonium compound containing {9}
175.~.~.~.~ Polymeric diazonium compound

DEFINITION

Classification: 430/175

Polymeric diazonium compound:

(under subclass 171) Compositions wherein the diazonium radical is an integral part of a polymer, for example, a condensation product of a diazonium compound and an aldehyde or ketone, commonly referred to in the art as a diazo formaldehyde resin or a diazonium condensate resin.