Light-sensitive composition containing antioxidant

Details Light-sensitive composition containing antioxidant Light-sensitive composition containing antioxidant

1976-05-26

1978-03-07

Louie, Jr., Won H.

Gas separation: apparatus

Solid sorbent apparatus

With programmed, cyclic, or time responsive control means

96 88, 96 90R, G03C 158, G03C 100

Patent

active

040778053

ABSTRACT:
A composition in the form of a dispersion in a hydrophilic continuous phase of a combination of N-vinylcarbazole, a halogenated hydrocarbon, 4-(p-dimethylaminostyryl)-quinoline as a sensitizer and a phenol derivative, as a shelf life extending additive, having the formula ##STR1## where R.sub.1 and R.sub.2 are individually C.sub.1 to C.sub.4 alkyl, and R.sub.3 is hydrogen, hydroxyl groups, C.sub.1 to C.sub.4 alkyl or C.sub.1 to C.sub.4 alkoxyl. The amount of the additive is in the range from 0.001 to 0.1 Wt% of N-vinylcarbazole.

REFERENCES:
patent: 3476562 (1969-11-01), Yamada et al.
patent: 3510309 (1970-05-01), Lewis
patent: 3544321 (1970-12-01), Yamada et al.
patent: 3697276 (1972-10-01), Lewis et al.
patent: 3736139 (1973-05-01), Yamashita et al.

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