Unsaturated group-containing polycarboxlic acid resin, resin com

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525507, 525481, 525533, 528104, C08F28300, C08G 830, C08G 828, C08L 6100

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active

050496280

ABSTRACT:
The present invention relates to an unsaturated group-containing polycarboxylic acid resin produced by reacting an epoxidized compound of a condensate of a phenolic compound and an aromatic aldehyde having a phenolic hydroxyl group with (meth)acrylic acid, and further reacting the reaction product with polybasic carboxylic acid or an anhydride thereof; a composition comprising the resin and a cured product of the resin or the composition.
The composition according to the present invention is developable with an aqueous alkaline solution and suitable for a solder resist composition which is excellent in heat resistance, solvent resistance, adhesion, electric insulation property and storage stability.

REFERENCES:
patent: 3980483 (1976-09-01), Nishikubo et al.
patent: 4159285 (1979-06-01), Passalenti et al.
patent: 4390664 (1983-06-01), Kanayama
patent: 4394496 (1983-07-01), Schrader
patent: 4672103 (1987-06-01), Wang et al.
patent: 4895755 (1990-01-01), Berman et al.
The Chemistry of Phenolic Resins, Robert W. Martin, 1956, p. 99 (J. W. Wiley & Sons).

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