Lightweight and dimensionally accurate resin concrete molded pro

Details Lightweight and dimensionally accurate resin concrete molded pro Lightweight and dimensionally accurate resin concrete molded pro

1981-10-22

1984-07-31

Lesmes, George F.

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

4538, 428213, 428240, 428252, 428283, 428285, B32B 700

Patent

active

044630417

ABSTRACT:
A lightweight and highly dimensionally accurate molded resin concrete product essentially comprises an intermediate layer composed of resin concrete having a resin content of about 10 to 70%, and a thickness which is not greater than 20/1,000 of its maximum length, and a pair of reinforcing layers composed of a fiber reinforced plastic, and between which the resin concrete layer is sandwiched. The product having a very small wall thickness, and high hot water resistance is particularly useful as a bathtub, or the like. Disclosed also is a method of making such a molded resin concrete product.

REFERENCES:
patent: 2176837 (1939-10-01), Ellis
patent: 3781396 (1973-12-01), Okuda et al.
patent: 4126719 (1978-11-01), Koyanagi et al.
J. Grant, Hackh's Chemical Dictionary, 1969, p. 173.

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