Binary azeotropic compositions of 2,2-dichloro-1,2-difluoroethan

Details Binary azeotropic compositions of 2,2-dichloro-1,2-difluoroethan Binary azeotropic compositions of 2,2-dichloro-1,2-difluoroethan

1989-07-20

1991-11-19

Lieberman, Paul

Compositions

Water-softening or purifying or scale-inhibiting agents

134 12, 134 31, 134 38, 134 39, 134 40, 203 67, 252162, 252170, 252172, 252364, 252DIG9, C11D 730, C11D 750, C23G 5028, B08B 300

Patent

active

050664174

ABSTRACT:
Azeotropic mixtures of 2,2-dichloro-1,2-difluoroethane (HCFC-132c) with methanol, ethanol, or trans-1,2-dichloroethylene (t-HCC-1130), the azeotropic mixtures being useful in solvent cleaning applications.

REFERENCES:
patent: 2999815 (1961-09-01), Eiseman, Jr.
patent: 2999816 (1961-09-01), Bennett et al.
patent: 2999817 (1961-09-01), Bower
patent: 3881949 (1975-05-01), Brock
patent: 3903009 (1975-09-01), Bauer et al.
patent: 4131561 (1978-12-01), Reusser
patent: 4164471 (1979-08-01), Hutchinson
patent: 4767561 (1988-08-01), Gorski
patent: 4810412 (1989-03-01), Merchant

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