Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1986-07-23
1987-07-28
Wax, Robert A.
Compositions
Water-softening or purifying or scale-inhibiting agents
252172, 252DIG9, 252364, 134 42, C11D 750
Patent
active
046830758
ABSTRACT:
Azeotrope-like compositions comprising of trichlorotrifluoroethane, methanol, nitromethane, acetone, and methyl acetate which are stable and have utility as vapor degreasing agents and as solvents in a variety of industrial cleaning applications including the defluxing of printed circuit boards.
REFERENCES:
patent: 2999816 (1961-09-01), Bennett et al.
patent: 3573213 (1971-03-01), Burt
patent: 3960746 (1976-06-01), Gorski
patent: 4045366 (1977-08-01), Figiel
patent: 4268407 (1981-05-01), Hey et al.
Basu Rajat S.
Lund Earl A. E.
Pelava John W.
Pham Hang T.
Wilson David P.
Allied Corporation
Friedenson Jay P.
Wax Robert A.
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