Sheet molding compound

Details Sheet molding compound Sheet molding compound

1993-05-20

1995-07-11

Zirker, Daniel R.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428284, 428285, 428286, 428325, B32B 2704, B32B 2706

Patent

active

054319951

ABSTRACT:
A light weight molding compound comprises an inner layer constituted by a thermosetting resin including a hollow filler, cloth layers constituted by woven or non-woven fabric adhered on the both surfaces of the inner layer, and surface layers constituted by a thermosetting resin including reinforcing fiber and integrally connected to the both surfaces of the inner layer by way of the cloth layers. The light weight sheet molding compound has superior surface quality to be painted after molding.

REFERENCES:
patent: 4013810 (1977-03-01), Long
patent: 4250136 (1981-02-01), Rex
patent: 4547408 (1985-10-01), Cassat et al.
patent: 4784899 (1988-11-01), Ono et al.
patent: 4798762 (1989-01-01), Okada et al.
patent: 4992325 (1991-02-01), Kim et al.
patent: 5037691 (1991-08-01), Medney et al.
patent: 5126172 (1992-06-01), Dore, III

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