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Manufacture of thermosetting resin laminate

阅读:435发布:2021-07-04

专利汇可以提供Manufacture of thermosetting resin laminate专利检索,专利查询,专利分析的服务。并且PURPOSE:To obtain a thermosetting resin laminate having improved strength and small climensional change, by hot-pressing and integrating a core layer of sheets of tissure paper impregnated with a thermosetting resin, laminated on pieces of glass fiben cloth, with sheets of kraft paper impregnated with a thermosetting resin. CONSTITUTION:A core layer is obtained by laminating plural sheets of tissue paper or nonwoven fabrics 1 impregnated with a thermosetting vesin, e.g. melamine, phenolic resins, etc. on plural pieces of glass fiber clothe 2 one after another. Any sheets of kraft paper and/or titanium paper 3 impregnated with a thermosetting resin are placed on both sides of the core layer, and inserted in stainless plates or iron plates via release sheets, and hot-pressed at 100-160 deg.C and 10-100 kg/cm for 5-60 min, then taken out. Overlay paper 1-3 mil thick may be cited as the tissue paper, and nunwoven fabric made from synthetic fiber 20-40g/cm may be cited as the fabric.,下面是Manufacture of thermosetting resin laminate专利的具体信息内容。

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