Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1989-12-21
1991-11-26
Lieberman, Paul
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
252153, 252170, 252171, 252364, 252DIG8, 252DIG9, C11D 750, C11D 732, B01F 100
Patent
active
050680510
ABSTRACT:
A mixed cleaning solvent containing dichlorotrifluoroethane and dimethoxymethane without containing Flon #113, which is suitable for cleaning and degreasing printed circuit boards and for eliminating flux residues and dust particles adhering thereon and which reveals high cleaning ability without occurrence of whity specks of volatilization residues including ionic residues on the treated surface with possible attainment of high stability to decomposition of the solvent component.
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patent: 4260510 (1981-04-01), Hey et al.
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patent: 4517108 (1985-05-01), Hisamoto et al.
patent: 4816176 (1989-03-01), Lund et al.
Kikuchi Hideaki
Niiyama Akira
Ogawa Motosuke
Dupont-Mitsuj Fluorochemicals Co., Ltd.
Lieberman Paul
Mitsui Petrochemical Industries Ltd.
Parks William S.
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