Free flowing pearlescent concentrate

Details Free flowing pearlescent concentrate Free flowing pearlescent concentrate

1996-08-19

1998-01-27

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

252312, 252314, 424 7019, 424 7021, 424 7031, 510130, 510159, 510416, A61K 708, B01J 1300, C11D 190, C11D 1700

Patent

active

057118990

ABSTRACT:
Pearlescent concentrates containing 15 to 40% by weight pearlescing components may be formulated in the form of a free-flowing aqueous dispersion providing the dispersion simultaneously contains 5 to 55% by weight nonionic, ampholytic and/or zwitterionic surfactants and 0.1 to 5% by weight low molecular weight polyhydric alcohols.

REFERENCES:
patent: 4137191 (1979-01-01), Lohr
patent: 4486334 (1984-12-01), Horiuchi et al.
patent: 4654163 (1987-03-01), Quack et al.
patent: 4654207 (1987-03-01), Preston
patent: 4777038 (1988-10-01), Scheuffgen
patent: 4824594 (1989-04-01), Hoeffkes et al.
patent: 5017305 (1991-05-01), Hoeffkes et al.
Kirk-Othmer Encyclopedia of Chemical Technology, 169-70 (3d ed., New York, John Wiley & Sons, 1979).
The Merck Index, 876-77 (8th ed., Rahway, NJ, Merck & Co., Inc., 1968).

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