US PATENT SUBCLASS 523 / 125
.~.~.~ By light, heat, or radiation

Current as of: June, 1999
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523 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF {71}
124  DF  .~.~ Composition containing an additive which enhances degradation by environmental stimuli or process of preparing {2}
125.~.~.~ By light, heat, or radiation {2}
126  DF  .~.~.~.~> Containing organic salt of a transition metal
127  DF  .~.~.~.~> Containing organohalogen additive

DEFINITION

Classification: 523/125

By light, heat, or radiation:

(under subclass 124) Subject matter wherein said composition is degraded or wherein the degradability of the composition is enhanced by the presence of light, heat, or radiation.

(1) Note. This subclass includes compositions degraded by solar or ionizing radiation or electromagnetic wave exposure.