Homopolymerization inhibition of photographic hardeners

Details Homopolymerization inhibition of photographic hardeners Homopolymerization inhibition of photographic hardeners

1978-03-10

1979-10-23

Louie, Jr., Won H.

Gas separation: apparatus

Solid sorbent apparatus

With control means responsive to sensed condition

96 88, 260112R, 260117, 106125, 252182, 252402, 252405, G03C 130, C09K 1516, C09H 700

Patent

active

041719760

ABSTRACT:
It is disclosed to inhibit homopolymerization of a bis(vinylsulfonyl)alkane hardener for a hydrophilic colloid useful in forming a layer of a photographic element by associating with the hardener a nitro-substituted aromatic compound.

REFERENCES:
patent: RE29305 (1977-07-01), Burness et al.
patent: 2415624 (1947-02-01), Brown et al.
patent: 3551507 (1970-12-01), Sakuragi et al.
patent: 3556794 (1971-01-01), Margerum
patent: 3640720 (1972-02-01), Cohen
patent: 3832179 (1974-08-01), Edens
patent: 4039520 (1977-08-01), Habu et al.
Ulbricht, J.: "Inhibitors and Inhibition Constants in Free Radical Polymerization," Polymer Handbook, 1966, pp. II-71-75; p. 2, line 37 thru p. 3, line 3.
Bartlett et al.: "Dilatomic Studies of the Behavior of Some Inhibitors and Retarders in the Polymerization of Liquid Vinyl Acetate," JACS, vol. 72, 1950, pp. 1050-1059; p. 2, lines 30 thru 36.
T. H. James, The Theory of the Photographic Process, 4th Ed., MacMillan, 1977, pp. 77-87; p. 1, lines 31 through 36.
Frank & Adams, "The Relative Efficiency of Some Polymerization Inhibitors", JACS, vol. 68, 1946, p. 908, p. 2, lines 24 thru 30.

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