Polymer matrices heat and light stablized with novel benzophenon

Details Polymer matrices heat and light stablized with novel benzophenon Polymer matrices heat and light stablized with novel benzophenon

1990-05-31

1991-07-23

Fan, Jane T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

524 99, C07D21186

Patent

active

050345338

ABSTRACT:
Polymer matrices, e.g., halogenated polymers such as PVC, polyolefins, polystyrenes, polyalkadiences, etc., are stabilized against the adverse effects of heat and light, by incorporating therein an effective stabilizing amount of a compound of the formula (I): ##STR1## in which n is a number ranging from 1 to 3, and R is a methyl radical or a hydrogen atom.

REFERENCES:
patent: 4214088 (1980-07-01), Abeler et al.
Pigerol CA 94:85131g.
Chandavoine et al., CA 94:85132h.

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