Malonate-based light stabilizers for plastics

Details Malonate-based light stabilizers for plastics Malonate-based light stabilizers for plastics

1986-08-29

1987-12-01

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 99, 524100, 524102, 524103, 546 19, 546188, 546189, 546190, 546207, C08K 534

Patent

active

047105275

ABSTRACT:
Malonate-based spiroacetals of polyalkylpiperidin-4-ones are useful light stabilizers for synthetic polymer resins such as polyolefins, and in particular, polypropylene.

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