Method of making a building board

Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Of inorganic materials

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Details

264 453, 264 50, 264 53, B29C 6722

Patent

active

053955714

ABSTRACT:
A method of making a foamed building board or the like from the following components:

REFERENCES:
patent: 3800016 (1974-03-01), Roberts
patent: 3974024 (1976-08-01), Yano et al.
patent: 4026980 (1977-05-01), Hubbard
patent: 4122203 (1978-10-01), Stahl
patent: 4127628 (1978-11-01), Uchida et al.
patent: 4172056 (1979-10-01), Marra
patent: 4306395 (1981-12-01), Carpenter
patent: 4722866 (1988-02-01), Wilson et al.
patent: 4810569 (1989-03-01), Lehnert et al.

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