Pigment preparations comprising polyisobutene derivatives...

Details Pigment preparations comprising polyisobutene derivatives... Pigment preparations comprising polyisobutene derivatives...

2011-05-10

2011-05-10

Choi, Ling-Siu (Department: 1762)

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S612000

Reexamination Certificate

active

07939587

ABSTRACT:
Solid pigment preparations comprise as essential constituents(A) at least one organic pigment,(B) at least one polyisobutene derivative having at least one nitrogenous end groupand(C) at least one nonionic surface-active additive.

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Hays, B. G., “Surface Treatment of Organic Pigments for Printing Ink Applications”, American Ink Maker, vol. 62, No. 6, Total 8 pages, XP-009045503 (1984).

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