Patent ID: 11897829
Assignee: DAIKIN INDUSTRIES, LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  F | IPC C

Claim 7:
8. The method for producing a working medium according to claim 1, wherein the working medium obtained by mixing the component held in the first container and the component held in the second container is a working medium containing difluoroethylene, 2,3,3,3-tetrafluoropropene, and difluoromethane,
the ratio of the total amount of difluoroethylene, 2,3,3,3-tetrafluoropropene, and difluoromethane based on the entire amount of the working medium is 65 mol % to 100 mol %, and
based on the total amount of difluoroethylene, 2,3,3,3-tetrafluoropropene, and difluoromethane, the ratio of difluoroethylene is 1 mol % to 65 mol %, the ratio of 2,3,3,3-tetrafluoropropene is 98 mol % or less, and the ratio of difluoromethane is 98 mol % or less.