Pigment dispersants with primary amine functionality suitable fo

Details Pigment dispersants with primary amine functionality suitable fo Pigment dispersants with primary amine functionality suitable fo

1994-12-21

1996-06-18

Marquis, Melvyn I.

Stock material or miscellaneous articles

Composite

Of epoxy ether

204502, 204503, 204504, 523404, 525123, B32B 1508

Patent

active

055276148

ABSTRACT:
A compound that is useful as a dispersant for pigments in waterborne coating compositions, particularly in cathodic electrocoat compositions, is described. The compound comprises an acrylic backbone having a pigment-interactive substituent and a stabilizing substituent. The pigment-interactive substituent has at least one primary amino group. The stabilizing substituent comprises an alkoxy-terminated polyalkylene oxide structure. The dispersant is useful in preparing electrocoat coating compositions.

REFERENCES:
patent: 4169080 (1979-09-01), Spencer
patent: 4882391 (1989-11-01), Brindopke et al.
patent: 5231134 (1993-07-01), Carpenter et al.
patent: 5270399 (1993-12-01), Czornij et al.
patent: 5378762 (1995-01-01), Czornij et al.

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