Textile scouring

Details Textile scouring Textile scouring

1976-06-01

1978-03-21

Schulz, William E.

Bleaching and dyeing; fluid treatment and chemical modification

Cleaning or laundering

Removing formation impurities from artifical fiber

252 89R, 252156, B08B 300

Patent

active

040801640

ABSTRACT:
Disclosed herein are alkaline baths for scouring textiles containing as a cleaning composition at least 0.05% of a mixture of a nonionic surfactant and a polycarboxylic acid or salt thereof of the formula ##STR1## wherein x and y are integers from 3 to 9, x and y together equal 12, R.sub.1 and R.sub.2 are selected from the group consisting of hydrogen and COOM with at least one of R.sub.1 and R.sub.2 being COOM, and wherein M is a member of the group consisting of hydrogen, sodium, potassium, lithium and ammonium, the proportion of nonionic surfactant to polycarboxylic acid or salt thereof being between about 1:0.4 and about 1:3.

REFERENCES:
patent: 3734859 (1973-05-01), Ward
patent: 3956161 (1976-05-01), Woodward
Fairchild's Dictionary of Textiles (1967) Fairchild Publ., p. 513.

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