Constant boiling ternary compositions and the process for using

Details Constant boiling ternary compositions and the process for using Constant boiling ternary compositions and the process for using

1975-10-08

1977-10-25

Sebastian, Leland A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

252350, 252DIG9, 260 25BD, C08J 914, C09K 300

Patent

active

040555216

ABSTRACT:
Constant boiling and essentially constant boiling compositions comprising from about 99 - 72 weight percent trichlorofluoromethane, from about 0.5 - 15 weight percent isopentane and from about 0.5 - 13 weight percent methylene chloride are novel compositions which are particularly useful as blowing agents in the preparation of polyurethane foams.

REFERENCES:
patent: 2999817 (1961-09-01), Bower
patent: 3249546 (1966-05-01), Eiseman
patent: 3332881 (1967-07-01), Burt et al.
Naturman, Plastics Technology, Oct. 1969, pp. 41 to 47.

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