Artificial marble sheet, method of manufacturing the same and ar

Details Artificial marble sheet, method of manufacturing the same and ar Artificial marble sheet, method of manufacturing the same and ar

1993-03-25

1995-04-04

Cannon, James C.

Stock material or miscellaneous articles

Three dimension imitation or 'treated' natural product

523091, 156 61, 156 71, 156242, 156243, 1563071, 264171, 26431111, 26433115, 428 357, 428202, 428204, 428220, 428480, 4285428, B28B 312, B29C 3920, B29C 4318, B32B 102, B32B 3300, B44F 904

Patent

active

054036313

ABSTRACT:
An artificial marble sheet is formed of a pair of carrier films, an SMC layer and a resin concrete layer which has plasticity but does not contain glass fibers laminated between the carrier films. A method of manufacturing the artificial marble sheet as defined above which includes forming a resin concrete layer which has plasticity but does not contain glass fiber on a first carrier film, forming an SMC layer on a second carrier film and bringing the resin concrete layer and the SMC layer into an intimate contact to each other. Carrier films are removed from the artificial marble sheet and press molding is applied under heating such that the resin concrete layer is located on the side of the surface of the product.

REFERENCES:
patent: 3773886 (1973-11-01), Starry et al.
patent: 4244993 (1981-01-01), Platka
patent: 4853276 (1989-08-01), Kurushima
patent: 4863782 (1989-09-01), Wang et al.
patent: 5028459 (1991-07-01), Lathrop
patent: 5093185 (1992-03-01), Ungar et al.
patent: 5102716 (1992-04-01), Balmer et al.
patent: 5275852 (1994-01-01), Jones et al.
patent: 5314729 (1994-05-01), Ikezoe et al.

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