US PATENT SUBCLASS 430 / 528
.~.~.~ Ammonium salt


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

495.1  DF  RADIATION SENSITIVE PRODUCT {7}
523  DF  .~ Identified backing or protective layer containing {5}
527  DF  .~.~ Antistatic agent containing {3}
528.~.~.~ Ammonium salt


DEFINITION

Classification: 430/528

Ammonium salt:

(under subclass 527) Subject matter wherein the antistatic agent contains a NR4+ anion group.