Hindered tertiary amine aminoalkyl methacrylate stabilizer for s

Details Hindered tertiary amine aminoalkyl methacrylate stabilizer for s Hindered tertiary amine aminoalkyl methacrylate stabilizer for s

1988-07-28

1990-01-23

Jacobs, Lewis T.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525127, C08L 7506, C08L 7508, C08L 7512

Patent

active

048959022

ABSTRACT:
An improved spandex composition is provided in which a polymeric hindered tertiary amine stabilizer is present. The polymeric amine is poly(diisopropylaminoethyl methacrylate/hydroxybutyl acrylate) or poly(diisopropylaminoethyl methacrylate/ethyl acrylate).

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patent: 4340527 (1982-07-01), Martin
patent: 4504612 (1985-03-01), Ketterer
patent: 4810737 (1989-03-01), Dickerson

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