Two-component diazotype material

Details Two-component diazotype material Two-component diazotype material

1977-11-21

1979-10-16

Louie, Jr., Won H.

Gas separation: apparatus

Electric field separation apparatus

Plural diverse electric fields

96 91R, G03C 152

Patent

active

041712226

ABSTRACT:
This invention relates to an improvement in a two-component diazotype material comprising a film support and a light-sensitive layer thereon, the light-sensitive layer being composed of at least one polymeric hydrophobic binder, a light-sensitive diazonium salt and a coupler, the improvement that the light-sensitive layer additionally contains at least one resin containing acid groups, which resin has an acid number of at least about 100 and which is derived from the maleic acid or phthalic acid type.

REFERENCES:
patent: 2990281 (1961-06-01), Printy et al.
patent: 3316092 (1967-04-01), Klimkowski et al.
patent: 3679421 (1972-07-01), Kasper
patent: 3884693 (1975-05-01), Bauer et al.

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