Lipophilic polymeric UV absorbers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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526305, 526307, C08F 2058

Patent

active

061438502

ABSTRACT:
Polymeric UV absorbers based on the units shown in the schematized formula I ##STR1## where the sequence of the units is arbitrary, the sum of a+b+c+d=100 and

REFERENCES:
patent: 5371148 (1994-12-01), Taylor et al.
patent: 5869099 (1999-02-01), Keller et al.
patent: 5914283 (1999-06-01), Yamada et al.

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