Pigment dispersion

Details Pigment dispersion Pigment dispersion

1996-01-18

1999-01-05

Bell, Mark L.

Compositions: coating or plastic

Materials or ingredients

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

106445, 106449, 106471, C09C 136

Patent

active

058556613

ABSTRACT:
A method for preparing modified pigment particles including contacting an aqueous slurry of metallo, mono and bi-dentate ligand pigment particles with a surface derivatizing agent having one or more phenolic moieties, a 1, 3-diketo moiety or a combination thereof.

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patent: 4160760 (1979-07-01), Carr et al.
patent: 4277288 (1981-07-01), Lawrence et al.
patent: 4545821 (1985-10-01), Rau et al.
patent: 4913063 (1990-04-01), Jonas et al.
patent: 5420317 (1995-05-01), Laufenberg et al.
patent: 5501732 (1996-03-01), Niedenzu et al.
Hyperdispersants, Schofield, J.D., Surface Coatings Institute (JOCCA),74(6), pp. 204, 206-210, Jun. 1991.
A Model for Organic pigments in Oil or Water-Based Printing Inks, Hays, B.G., Am. Ink Maker, v. 64, pp. 13-21, Oct. 1996.
PCT Search Report, Dec. 10, 1996, (GB 96/02415).
Hawley's Condensed Chemical Dictionary, 11.sup.th ed. pp. 694 and 838, Van Nostrand, NY, 1987 (no month).

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