Pigment dispersant

Details Pigment dispersant Pigment dispersant

1996-10-16

1998-06-02

Kumar, Shailendra

Organic compounds -- part of the class 532-570 series

Organic compounds

Fatty compounds having an acid moiety which contains the...

554 35, 554 37, 554105, 554106, 560157, 560158, 564152, 106241, 106504, 524515, 524523, 524548, 524560, 525163, 525176, 525438, 525445, C07C23305, C08L 9300, C09D 1108

Patent

active

057602573

ABSTRACT:
A pigment-dispersible polyallylamine derivative represented by formula (I), and a pigment dispersant containing the same as an active ingredient exhibit excellent compatibility with a wide variety of resins and excellent pigment dispersibility. ##STR1## In formula (I), R.sup.1 represents a residue in which a free amino group or an amino group of a polyallylamine is bound to a polyester, a polyamide or a copolycondensate of an ester and an amide by a covalent bond (acid amide bond) or by salt (primary ammonium salt) formation through terminal carboxyl groups, and at least one of the R.sup.1 's is a residue that has the covalent bond, n is an integer of from 2 to 1,000, and X and Y, independently from each other, are hydrogen, a polymerization initiator residue or a chain transfer catalyst residue.

REFERENCES:
patent: 3505268 (1970-04-01), Backhouse e tal.
patent: 3723151 (1973-03-01), Backhouse et al.
patent: 4861380 (1989-08-01), Campbell et al.

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