Compositions including a three carbon cyclic fluoroether

Details Compositions including a three carbon cyclic fluoroether Compositions including a three carbon cyclic fluoroether

1994-05-13

1996-01-02

Therkorn, Linda Skaling

Compositions

Vaporization, or expansion, refrigeration or heat or energy...

62114, 134 40, 252 8, 252170, 252171, 252194, 252305, 252571, 252DIG9, 264DIG5, C09K 504

Patent

active

054805724

ABSTRACT:
Refrigerant compositions include mixtures of perfluorooxetane and perfluoromethyl ethyl ether or dimethyl ether; 2,2,4,4,5,5-hexafluoro-1,3-dioxolane and cyclopropane or dimethyl ether; 2,2,3,4,4-pentafluorooxetane and difluoromethyl(trifluoromethyl)sulfide or 1-trifluoromethoxy-2,2,2-trifluoroethane; 2,2,4,4-tetrafluorooxetane and 1-difluoromethoxy-1,1,2,2-tetrafluoroethane or 1-difluoromethoxy-1,2,2,2-tetrafluoroethane; 2,2,3,3-tetrafluorooxetane and 1-difluoromethoxy-1,1,2,2-tetrafluoroethane or 1-difluoromethoxy-1,2,2,2-tetrafluoroethane.

REFERENCES:
patent: 2594272 (1952-04-01), Kauck
patent: 3362180 (1968-01-01), Eiseman
patent: 4541943 (1985-09-01), Powell
patent: 4886581 (1989-12-01), Ohsaka et al.
patent: 4946972 (1990-08-01), Ohsaka et al.
patent: 5137932 (1992-08-01), Behme et al.
patent: 5166182 (1992-11-01), Blanpied
patent: 5248795 (1993-09-01), Adcock
patent: 5264462 (1993-11-01), Hodson et al.
Devotta et al., Assessment of HFCs, Fluorinated Ethers and Amine as Alternatives to CFC12, Int. J. Refrig., 16, No. 2, 84-90, 1993.
Adcock et al., Fluorinated Ethers: A "New" Series of CFC Substitutes, University of Tennessee, Jan. 28 to Feb. 2, 1991.
Kopko, Beyond CFCS: Extending the Search for New Refrigerants, ASHRAE CFC Tech. Conf., Gaithersburg, Md., Sep. 27-28, 1989.

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