Patent · US Expired

Flowable aqueous pigment formulations containing dipropylene glycol

US3966488A · kind A · utility

4Cited by

2References

9Claims

0Family size

Assignee

BASF SE

Inventors

Hans Langenfelder · Mannheim, DE
Ewald Daubach · Ludwigshafen, DE
Horst Belde · Ludwigshafen, DE

Key dates

Filing date	Jan 30, 1974
Grant date	Jun 29, 1976
Priority date	—
Expiry date	Jan 30, 1994

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09B67/006
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Aqueous pigment formulations containing glycol and having good flow, good water retention and good flocculation resistance which contain dipropylene glycol as a flow improver. The formulations are particularly suitable for pigmenting aqueous polymer dispersions and textile pigment printing and dope dyeing.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.