Light-sensitive dual-walled microcapsule containing polymerizabl

Details Light-sensitive dual-walled microcapsule containing polymerizabl Light-sensitive dual-walled microcapsule containing polymerizabl

1988-04-27

1989-11-14

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Microcapsule, process, composition, or product

430281, 430270, 4284022, 42840221, 42840224, 25217413, G03C 172, G03C 700

Patent

active

048807214

ABSTRACT:
A light-sensitive microcapsule contains a polymerizable compound enclosed with an inner shell of a polyurea resin and/or a polyurethane resin, and the inner shell is surrounded by an outer shell of an amino-aldehyde resin. The inner shell contains silver halide grains. A light-sensitive material employing the microcapsules is also disclosed.

REFERENCES:
patent: 4399209 (1983-08-01), Sanders et al.
patent: 4629676 (1986-12-01), Hayakawa et al.
patent: 4649098 (1987-03-01), Takeda
patent: 4816367 (1989-03-01), Sakojiri et al.
Gutcho, M. H., Microcapsules and Microencapsulations Techniques, Noyes Data Corporation, Chem. Tech. Rev. No. 73, 1976, pp. 12-15, 28-33 and 303-305.

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