The poly hydroxy poly ether resin constituent and hardening resin and the resin equipped metallic foil which contain the said poly hydroxy poly ether resin, resin film

摘要

PROBLEM TO BE SOLVED: To provide a resin composition for improving productivity of multilayer printed wiring board, and capable of giving an ultrathin resin film having heat resistance and storage stability or a resin coated metal foil with adhesive.;SOLUTION: The thermoplastic polyhydroxypolyether resin composition comprises (A) 10-50 wt.% of a thermoplastic polyhydroxypolyether resin component and (B) 90-50 wt.% of a mixed solvent component, and the polyhydroxypolyether resin has 250-400 g/eq of hydroxy equivalent, 20-30 wt.% of halogen content and 10,000-200,000 of average molecular weight and the mixed solvent component (B) comprises three or more kinds of organic solvents having different vapor pressure and the mixed solvent manifests 2,000 hPa of vapor pressure at 100°C.;COPYRIGHT: (C)2003,JPO