发明名称 PROCESS TO PRODUCE ENVELOPED FIBERGLASS PRODUCT AND ENVELOPED FIBERGLASS PRODUCT
摘要 A molded fiberglass product and process for producing that product are disclosed. A fiberglass mat is molded to a desired shape. It is trimmed and placed between two sheets of facing fabric, the facing fabric pretreated with a thermoset binder and a heat activated adhesive. The facing sheets and fiberglass mat are placed into a press with a heated mold where the fiberglass is compressed at its edges and the sheets are sealed to the fiberglass and beyond the fiberglass edges to each other. The resultant workpiece is trimmed and the final product is a completely enveloped molded fiberglass product with all fiberglass surfaces and edges, both external and internal, enveloped in facing, no fiberglass exposed.
申请公布号 CA1314202(C) 申请公布日期 1993.03.09
申请号 CA19870539658 申请日期 1987.06.15
申请人 MOLDED ACOUSTICAL PRODUCTS, INC. 发明人 D'AMICO, JOHN A.
分类号 B29C70/34;B32B17/12;E04F13/08;E04F13/16 主分类号 B29C70/34
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