Method and product of calcium sulfate dihydrate as filler in aqu

Details Method and product of calcium sulfate dihydrate as filler in aqu Method and product of calcium sulfate dihydrate as filler in aqu

1992-04-24

1994-08-23

Bell, Mark L.

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106670, 106658, 106772, 106461, 524423, 524915, 528935, 428 95, 428 97, C09C 102

Patent

active

053403924

ABSTRACT:
This invention relates to a method and composition for the incorporation of gypsum as a filler material in aqueous polymer dispersions by means of the addition of a detergent selected from the group consisting of ammonium lauryl sulfate, sodium lauryl sulfate, ammonium laureth sulfate, and sodium laureth sulfate.

REFERENCES:
patent: 3951900 (1976-04-01), Bath
patent: 4049587 (1977-09-01), Straka
patent: 4172917 (1979-10-01), Angelle et al.
patent: 4251416 (1981-02-01), Palmer
patent: 4483962 (1984-11-01), Sadowski
patent: 4534892 (1985-08-01), Suzuki et al.
patent: 4751024 (1988-06-01), Shu et al.
patent: 4904503 (1990-02-01), Hilton et al.

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