Lowering of the pH of textile processing solutions by adding ure

Details Lowering of the pH of textile processing solutions by adding ure Lowering of the pH of textile processing solutions by adding ure

1992-07-24

1993-08-10

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Ureas, thioureas, pseudoureas, or pseudothioureas

8185, 8195, 8494, 252 86, 252 87, 252 88, 252 89, C09B 6700, D06M 13322, D06M 1008

Patent

active

052344665

ABSTRACT:
A method for the adjustment of pH in textile processing solutions that includes the use of urea sulfate or other strong acid in the presence of a weak base.

REFERENCES:
patent: 3988108 (1976-10-01), Segoshi et al.
patent: 4285690 (1981-08-01), North
patent: 4300898 (1981-11-01), North
patent: 4345063 (1982-08-01), North
patent: 4402852 (1983-09-01), Young
patent: 4404116 (1983-09-01), Young

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