Hardening of poly(vinyl acetal)

Details Hardening of poly(vinyl acetal) Hardening of poly(vinyl acetal)

1984-03-12

1985-12-10

Louie, Won H.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430618, 430619, 430620, 260117, G03C 130

Patent

active

045580030

ABSTRACT:
The addition of a boric acid or borate ion to a poly(vinyl acetal) composition has been found to cause hardening of the composition. The hardened composition is particularly useful in photothermographic emulsions having a poly(vinyl acetal) layer.

REFERENCES:
patent: 2310223 (1943-02-01), Eaton et al.
patent: 2367548 (1945-01-01), Vittum
patent: 3672904 (1972-06-01), de Mauriac

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