Foaming agents for gypsum board manufacture

Details Foaming agents for gypsum board manufacture Foaming agents for gypsum board manufacture

1978-01-03

1979-05-29

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Proteinaceous material containing

156 39, C04B 1114

Patent

active

041566157

ABSTRACT:
This invention relates to a novel means of manufacture of gypsum board. The improvement herein comprises the use of sodium and/or ammonium salts of ethoxylated, sulfated alcohols as foaming agents, said alcohols being a mixture of primary, linear alcohols having an average chain length of 9 carbon atoms.

REFERENCES:
patent: 3189511 (1965-06-01), White
patent: 3782983 (1974-01-01), Komor
patent: 3926650 (1975-12-01), Lange et al.
patent: 4057443 (1977-11-01), Stiling et al.

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