Process for preparation of glass fiber mats

Details Process for preparation of glass fiber mats Process for preparation of glass fiber mats

1975-02-14

1977-02-01

Lesmes, George F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

427195, 428224, 428290, 428378, 428394, 428395, 260873, 260 75R, B32B 1704, B32B 2728

Patent

active

040062724

ABSTRACT:
A process for preparing resin-impregnated glass fiber mats in which the binder resin has a high rate of dissolution in vinyl monomers. The binder resin is a styrene resin or copolymer composed mainly of styrene, which has a melting point of 100.degree. to 150.degree. C. and a molecular weight of 2500 to 7000, or a mixture of said styrene resin or copolymer with an unsaturated polyester resin having a melting point of 80.degree. to 130.degree. C.

REFERENCES:
patent: 2662070 (1953-12-01), Kass et al.
patent: 2688580 (1954-09-01), Fingerhut
patent: 3018267 (1962-01-01), Steckler et al.
patent: 3340083 (1967-09-01), Robitschek
patent: 3441466 (1969-04-01), Sterman et al.
patent: 3694243 (1972-09-01), Campbell
patent: 3930091 (1975-12-01), Lewis et al.

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