Zeolite dispersion

Details Zeolite dispersion Zeolite dispersion

1997-03-24

1998-09-01

Brunsman, David

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

2523131, C09D 702, C09D10500, B01J 1300

Patent

active

058006036

ABSTRACT:
An aqueous dispersion comprising particles of a zeolite having a hydrophobicity of below about 9.0 percent by weight residual butanol as determined by the Residual Butanol Test, which dispersion comprises a stabilizing amount of biogum. Production of the dispersion comprising mixing zeolite particles with a biogum into a dry mixture; and mixing the dry mixture with water under agitation into a homogeneous mixture. Use of the dispersion for binding particles of zeolite to fibers. Production of paper or paperboard by forming and dewatering a suspension of cellulosic fibers wherein dewatering is carried out in the presence of particles of a zeolite, the dispersion being added to the suspension prior to dewatering. Production of dry-laid paper, nonwoven or fluff pulp, in which cellulosic fibers are carried by a gas stream, in which the dispersion is sprayed onto the fibers while they are carried by the gas stream.

REFERENCES:
patent: 4519844 (1985-05-01), Chaux et al.
patent: 4548734 (1985-10-01), Chaux et al.
patent: 5401432 (1995-03-01), Jourbert et al.

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