Stock material or miscellaneous articles – Composite – Of epoxy ether
Patent
1996-06-10
1997-12-30
Gulakowski, Randy
Stock material or miscellaneous articles
Composite
Of epoxy ether
427510, 430910, 525531, 525533, 525922, 528112, 528115, C08F28300, C08G 5916, B32B 2738
Patent
active
057028206
ABSTRACT:
There is disclosed a photo-imaging resist ink containing (A) an unsaturated group-containing polycarboxylic acid resin which is a reaction product of (c) succinic anhydride with an additive reaction product of (a) an epoxy resin with (b) an unsaturated group-containing monocarboxylic acid, wherein (a) the epoxy resin is represented by the following formula (1): ##STR1## wherein M stands for ##STR2## n is at least 1 on the average; and m is 1 to n on the average. The resist ink is excellent in developability and photosensitivity, while the cured product thereof is excellent in flex resistance and folding resistance, and well satisfactory in adhesion, pencil hardness, solvent resistance, acid resistance, heat resistance, etc.
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Baba Yoko
Ohkubo Tetsuo
Sasahara Kazunori
Sato Yoneji
Yokoshima Minoru
Gulakowski Randy
Nippon Kayaku Kabushiki Kaisha
Nippon Polytech Corp.
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