Pearlescent pigments containing ferrites

Details Pearlescent pigments containing ferrites Pearlescent pigments containing ferrites

1998-02-27

2000-10-31

Koslow, C. Melissa

Compositions: coating or plastic

Materials or ingredients

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

106417, 106415, 106456, 106459, C04B 1400

Patent

active

06139615&

ABSTRACT:
A pearlescent pigment which is a ferrite-coated iron oxide-coated platy substrate in which the ferrite is substantially free of crystallites is obtained by adding metal ions to a slurry of hydrous iron compound and platy particles and then co-calcining in the metal and iron.

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Derwent and JPAB abstracts for JP 11-273,932, Aug. 1999.
Database WPI; Section Ch, Week 8709; Derwent Publications Ltd., Lond, GB; Class D21, AN 87-061168; XP002098838 & JP 62 016408 A (Shiseido Co Ltd), Jan. 24, 1987.

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