UV stabilizers for organic polymers

Details UV stabilizers for organic polymers UV stabilizers for organic polymers

Filed on

1989-05-17

Date issued

1991-09-24

Examiner

Marquis, Melvyn I.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

Processes of preparing a desired or intentional composition...

Other Related Categories

546 14, 528 27, 528 15, 528 18, 528 14, 528 19, 556407, 556425, C08K 534

Type

Patent

Status

active

Patent number

050514580

Description

ABSTRACT:
Polymeric stabilizer compounds with a polyorganosiloxane structure suitable for stabilizing organic polymers against UV radiation and heat, containing sterically hindered piperidino groups in their molecule and easily prepared in well defined, predetermined structures.

REFERENCES:
patent: 4859759 (1989-08-01), Maycock et al.
patent: 4895885 (1990-01-01), Foster et al.

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