Process for hardening gelatin

Details Process for hardening gelatin Process for hardening gelatin

1985-11-22

1987-05-26

Louie, Won H.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430623, 530354, G03C 130, C09H 700

Patent

active

046686169

ABSTRACT:
A method for hardening gelatin is disclosed, which comprises incorporating in a gelatin-containing material at least one compound represented by formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 each represents an alkyl group, an alkenyl group, an aralkyl group, or an aryl group, or any two of R.sup.1 R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 are bound to each other to form a ring, or any three or more of them are bound to each other to form a condensed ring, X represents a group capable of being eliminated when the compound represented by formula (I) reacts with a nucleophilic reagent, and Y.crclbar. represents an anion.

REFERENCES:
patent: 3125449 (1964-03-01), Jeffreys
patent: 3392023 (1968-07-01), Burness
patent: 3511849 (1970-05-01), Wilson
patent: 3826788 (1974-07-01), Froehlich et al.
patent: 3992366 (1976-11-01), Stauner et al.
patent: 4039520 (1977-08-01), Habu et al.
patent: 4063952 (1977-12-01), Himmelmann et al.
Chemical Abstracts, vol. 67, 1967, p. 30, 3119q (Jain et al.).

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