US PATENT SUBCLASS 522 / 907
INVOLVING PRECURSOR OF AN ULTRAVIOLET ABSORBER, E.G., MONOBENZOATE, ETC.

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

907INVOLVING PRECURSOR OF AN ULTRAVIOLET ABSORBER, E.G., MONOBENZOATE, ETC.

DEFINITION

Classification: 522/907

INVOLVING PRECURSOR OF AN ULTRAVIOLET ABSORBER E.G., RESORCINOL MONOBENZOATE, ETC.:

Subject matter wherein a material which is present during a wave energy step is converted to an ultraviolet absorber, e.g., resorcinol monobenzoate rearranges to a phenone so as to become an ultraviolet stabilizer, etc.