Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1990-07-23
1992-03-24
Lieberman, Paul
Compositions
Water-softening or purifying or scale-inhibiting agents
62114, 134 12, 134 38, 134 39, 134 40, 203 67, 252 67, 252162, 252170, 252305, 252364, 252DIG9, 264 53, 264DIG5, 521 98, 521131, C11D 730, C11D 750, C23G 5028, C09K 330
Patent
active
050985957
ABSTRACT:
Azeotropic mixtures of 1,1,1,2,3,3-hexafluoro-3-methoxypropane with cis 1,2-dichloroethylene (c-CFC-1130) and methanol or ethanol or isopropanol or n-propanol, the azeotropic mixtures being useful in solvent cleaning applications.
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E. I. Du Pont de Nemours and Company
Lieberman Paul
Shipley James E.
Skaling Linda D.
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