Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1989-08-03
1990-10-09
Lieberman, Paul
Compositions
Water-softening or purifying or scale-inhibiting agents
252162, 252172, 252364, 252DIG9, 134 38, C11D 730, C11D 750
Patent
active
049618695
ABSTRACT:
Azeotropic mixtures of 2,3-dichloro-1,1,1,3,3-pentafluoropropane (HCFC-225da) and trans-1,2-dichloroethylene (HCC-1130) with methanol, the azeotropic mixtures being useful in solvent cleaning applications.
REFERENCES:
patent: 4582733 (1986-04-01), McCord
patent: 4828751 (1989-05-01), Kramer
Eggers Michael E.
Merchant Abid N.
E. I. Du Pont de Nemours and Company
Lieberman Paul
Markowski Kathleen
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