Azeotrope-like compositions of 1,2-difluoroethane and dichlorotr

Compositions – Water-softening or purifying or scale-inhibiting agents

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62114, 134 12, 134 38, 134 39, 134 40, 252 69, 252162, 252364, 252DIG9, 521 98, 521131, C11D 730, C11D 750, C09K 504, C08J 914

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active

049975897

ABSTRACT:
Novel azeotrope-like compositions comprising 1,2-difluoroethane and dichlorotrifuoroethane which are useful in a variety of industrial applications including refrigerant applications, solvent applications, and blowing agent applications.

REFERENCES:
patent: 2101993 (1937-12-01), Fleischer
patent: 2641579 (1953-06-01), Benning
patent: 3352789 (1967-11-01), Degginger
patent: 3940342 (1976-02-01), Hutchinson
patent: 4173530 (1979-11-01), Smith et al.
patent: 4303536 (1981-12-01), Orfeo
patent: 4624970 (1986-11-01), Dwyer
patent: 4816175 (1989-03-01), Lund
patent: 4816176 (1989-03-01), Lund
R. C. Downing, "Fluorocarbon Refrigerants Handbook", 17-43, 139-160 (1988).
W. Swietoslawski, "Ebulliometric Measurements", 1-17 (1945).

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