Foaming agents for gypsum board manufacture

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

C - Chemistry, Metallurgy

04

B

261/46, 261/73

C04B 11/00 (2006.01) C04B 28/14 (2006.01)

Patent

CA 1085880

FOAMING AGENTS FOR GYPSUM BOARD MANUFACTURE ABSTRACT This invention relates to a novel means of manu- facture of gypsum board. The improvement herein comprises the use of sodium and/or ammonium salts of ethoxylated, sul- fated alcohols as foaming agents, said alcohols being a mix- ture of primary, linear alcohols having an average chain length of 9 carbon atoms.

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