Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1989-08-30
1990-09-04
Lieberman, Paul
Compositions
Water-softening or purifying or scale-inhibiting agents
252162, 252172, 252364, 252DIG9, 203 67, 422 34, 422 37, C11D 730, C11D 750
Patent
active
049542842
ABSTRACT:
Azeotrope-like compositions comprising ethylene oxide and dichlorotrifluoroethane isomers or mixtures thereof are novel constant boiling compositions which are useful as sterilizing gases.
REFERENCES:
patent: 3068064 (1962-12-01), McDonald
patent: 3589861 (1971-06-01), Gunther
patent: 4816176 (1989-03-01), Lund
Batt James A.
Richard Robert G.
Shankland Ian R.
Wilson David P.
Allied-Signal Inc.
Friedenson J. P.
Lieberman Paul
Markowski Kathleen
Szuch Colleen D.
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