NONFLAMMABLE COMPOSITIONS CONTAINING FLUORINATED COMPOUNDS AND USE OF SAID COMPOSITIONS Russian patent published in 2012 - IPC C07C21/73 C11D7/50 B01D12/00 C23G5/28 H01L21/02 

Abstract RU 2469016 C2

FIELD: chemistry.

SUBSTANCE: invention relates to nonflammable compositions which contain a fluorinated compound which is 1,1,1,3,3-pentafluorobutane, 1,2-dichloroethylene, and effective amount of a stabiliser for the fluorinated compound or 1,2-dichloroethylene, where the amount of the stabiliser is less than 0.5 wt % of the composition. These nonflammable compositions can be used as solvents for cleaning and removing fluxing material from components of electronic devices and for degreasing metals. The compositions can also contain a propellant, e.g., 1,1,1,2-tetrafluoroethane.

EFFECT: obtaining compositions which can be suitable as cleaning agents.

16 cl, 9 ex, 2 tbl

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RU 2 469 016 C2

Authors

Markhol'D Mikhaehl'

Rau Khel'Ge

Berner Karsten

Mojrer Kristof

Dates

2012-12-10Published

2008-02-04Filed