| abstract |
(57) [Summary] [Structure] 20 parts of the following (A) component is replaced with the following (B) component 10 The resin component added to 0 part was impregnated into the laminate substrate and dried, Laminate and mold. (A) component: p-alkylphenol / formaldehyde resin obtained by reacting p-alkylphenol and formaldehyde in the presence of an acid catalyst, (B) component: drying oil-modified phenol / formaldehyde resin, [Effect] punching processability, water resistance Excellent electrical properties, A phenol resin laminate having good mechanical properties and curability can be obtained and can be suitably used for a printed wiring board, an electrically insulating board, and the like. |