| abstract |
PURPOSE: To provide the titled varnish having improved storage stability, moldability in lamination molding, and heat-resistance of the laminated product, by adding an organic acid to a varnish obtained by compounding an epoxy resin with a hardener. n CONSTITUTION: The objective varnish can be produced by dissolving (A) an epoxy resin and (B) a hardener (e.g. dicyandiamide) in a solvent, and adding (C) an organic acid (e.g. oleic acid) to the obtained epoxy resin varnish. The amount of the component C is preferably 0.001W0.1wt% based on the varnish except for the solvent component. n COPYRIGHT: (C)1986,JPO&Japio |