Processes for purification of quaternary cationic surfactant mat

Details Processes for purification of quaternary cationic surfactant mat Processes for purification of quaternary cationic surfactant mat

1987-12-22

1989-04-25

Albrecht, Dennis

Compositions

Fluent dielectric

N-containing

252 891, 252153, 25217415, 252548, 252550, 252551, 252DIG5, 252DIG13, 424 70, 564292, A61K 7075, C07C 8526, C11D 165, C11D 337

Patent

active

048246026

ABSTRACT:
The present invention relates to processes for purifying quaternary cationic surfactant materials and rendering said materials substantially free of ultraviolet absorbing impurities having a maximum absorption in the range of from about 260 nm to about 280 nm. This invention also relates compositions containing purified quaternary cationic surfactant materials.

REFERENCES:
patent: 4016209 (1977-04-01), Wagner
patent: 4217429 (1980-08-01), Wagner
patent: 4387090 (1983-06-01), Bolich
patent: 4423032 (1983-12-01), Abe
patent: 4452732 (1984-06-01), Bolich
patent: 4472375 (1984-09-01), Bolich
patent: 4636329 (1987-01-01), Steuri
patent: 4638089 (1987-01-01), Hisamoto
patent: 4658839 (1987-04-01), Dallal

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Also associated with

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