Pigment preparation

Details Pigment preparation Pigment preparation

2005-12-06

2005-12-06

Yoon, Tae H. (Department: 1714)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C523S202000, C428S363000, C428S403000, C106S401000

Reexamination Certificate

active

06972305

ABSTRACT:
The invention relates to a non-dusting homogeneous pigment preparation notable in that it comprises at least 40% by weight of one or more effect pigments, from 0.5 to 50% by weight of water and/or an organic solvent or solvent mixture and from 0.5 to 59.5% by weight of a styrene-modified polyacrylate resin having an acid number >90 mg KOH/g, and to its use to produce dry preparations.

REFERENCES:
patent: 5596027 (1997-01-01), Mead et al.
patent: 5830927 (1998-11-01), Vanderhoff et al.
patent: 5897698 (1999-04-01), Bellas
patent: 25 22 986 (1976-12-01), None
patent: 0 528 602 (1993-02-01), None
patent: 0 803 552 (1997-10-01), None
patent: WO 98 38253 (1998-09-01), None
M. Dalton et al., “Stabillsierung von Dispersionsn” Farbe & Lack, Bd. 103, Nr. 10, 1997, XP002151087.

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