LIQUID DISPERSANT COMPOSITION FOR GYPSUM Russian patent published in 2018 - IPC C04B24/26 C04B28/14 C04B24/12 C04B40/00 C04B103/32 

FIELD: chemistry.

SUBSTANCE: present invention relates to a liquid dispersion composition for gypsum comprising (A) a special polycarboxylic acid copolymer, a particular nitrogen-containing compound such as a particular alkyl amine, and water, and having a pH of 7.0 or more and 13.0 or less at 20°C, to a gypsum slurry containing said dispersant composition, and to a process for producing a gypsum slurry, as well as the use of said liquid composition as a dispersant.

EFFECT: technical result is the preparation of a stable liquid dispersing composition and providing increased fluidity of the gypsum slurry.

25 cl, 3 tbl