LADDER RAIL MATERIAL AND METHOD TO MANUFACTURER PCBS USING THEM

摘要

The present invention provides a wiring-connecting material comprising from 2 to 75 parts by weight of a polyurethane resin, from 30 to 60 parts by weight of a radical-polymerizable substance and from 0.1 to 30 parts by weight of a curing agent capable of generating a free radical upon heating, and a process for producing a wiring-connected board by using the wiring-connecting material. The wiring-connecting material of the present invention may preferably further contain a film-forming material and/or conductive particles. IMAGE