Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1990-12-20
1992-06-23
Clingman, A. Lionel
Compositions
Water-softening or purifying or scale-inhibiting agents
134 12, 134 31, 134 38, 134 39, 134 40, 252153, 252162, 252170, 252364, 252DIG9, C11D 730, C11D 750, C23G 5028, B08B 300
Patent
active
051240637
ABSTRACT:
Azeotrope-like compositions comprising 1,1-dichloro-1-fluoroethane; dichlorotrifluoroethane; methanol; and alkane having 5 or 6 carbon atoms are stable and have utility as degreasing agents and as solvents in a variety of industrial cleaning applications including cold cleaning and defluxing of printed circuit boards and dry cleaning.
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Basu Rajat S.
Logsdon Peter B.
Stachura Leonard M.
Swan Ellen L.
Allied-Signal Inc.
Brown Melanie L.
Clingman A. Lionel
Friedenson Jay P.
Skaling Linda D.
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