Ultraviolet resistant glutarimide

Details Ultraviolet resistant glutarimide Ultraviolet resistant glutarimide

1992-06-29

1994-06-28

Tucker, Philip

Compositions

Light transmission modifying compositions

Ultraviolet

524 91, F21V 904, F21V 906, C08K 534

Patent

active

053244567

ABSTRACT:
Polymers of (N-lower alkyl)dimethylglytarimide or (N-hydrogen)-dimethylglutarimide are resistant to molecular weight degradation and yellowing on exposure to heat and ultraviolet or visible light by inclusion of a hindered piperazinone stabilizer.

REFERENCES:
patent: 4167512 (1979-09-01), Lai
patent: 4246374 (1981-01-01), Kopchik
patent: 4727117 (1988-02-01), Hallden-Abberton
patent: 5013774 (1991-05-01), Nishada et al.
Good-Rite (TM) Hindered Amine Stabilizers, BF Goodrich Product Literature.
Acrylics and HID Light Sources, W. C. Burkhardt, Journal of IES, Jul. 1977, pp. 224-232.

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