Dadmac/vinyl trialkoxysilane copolymers for dewatering in the mi

Details Dadmac/vinyl trialkoxysilane copolymers for dewatering in the mi Dadmac/vinyl trialkoxysilane copolymers for dewatering in the mi

1995-05-22

1997-04-22

Gibson, Sharon

Compositions

Humidostatic, water removive, bindive, or emissive

210734, 44620, 44626, C10L 910

Patent

active

056226470

ABSTRACT:
A method for dewatering coal tailings, clean coal products and mineral slurries, as well as for the clarification of water contained in coal refuse slurries, employing a copolymer of diallyldimethlylammonium halide and a vinyl alkoxysilane, which is preferably a copolymer of diallyldimethylammonium chloride and vinyltrimethoxysilane as a coagulant is disclosed.

REFERENCES:
patent: 3624019 (1971-11-01), Anderson et al.
patent: 4151202 (1979-04-01), Hunter et al.
patent: 4801388 (1989-01-01), Fong et al.
patent: 4929655 (1990-05-01), Takeda et al.
patent: 5006590 (1991-04-01), Takeda et al.
patent: 5120797 (1992-06-01), Fong et al.
patent: 5296006 (1994-03-01), Reed et al.
patent: 5330546 (1994-07-01), Ramesh et al.
patent: 5476522 (1995-12-01), Kerr et al.

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