UV curable compositions for making tentable solder mask coating

Details UV curable compositions for making tentable solder mask coating UV curable compositions for making tentable solder mask coating

1988-09-20

1991-04-09

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Radiation sensitive composition or product or process of making

430285, 430288, 430916, G03F 7029, G03C 168, G03C 171

Patent

active

050064363

ABSTRACT:
A UV curable, aqueous alkaline developable solder mask composition having tenting capabilities includes a thermal free radical initiator capable of generating free radicals with heat, and a polyunsaturated compound capable of being thermally cross-linked by the free radicals to provide a substantially fully cured solder mask coating.

REFERENCES:
patent: 4422914 (1983-12-01), Hung et al.
patent: 4458007 (1984-07-01), Geissler et al.
patent: 4587201 (1986-05-01), Morikawa et al.
patent: 4849320 (1989-07-01), Irving et al.

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