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Title:
COOLANT
Document Type and Number:
Japanese Patent JP2022003119
Kind Code:
A
Abstract:
To provide an improved coolant for a cooling device, a test room for air conditioning including the coolant, and a method for using the coolant.SOLUTION: The present invention pertains to a coolant for a cooling device 10 having a cooling circuit 11 including at least one heat exchanger 12 inside which the coolant is subjected to phase transition. The coolant is a coolant mixture including a carbon dioxide portion, a difluoroethene portion, and a 1,1,1,2-tetrafluoroethane portion. In the coolant mixture, the carbon dioxide portion is 54-92 mole percent and the difluoroethene portion is 1-29 mole percent.SELECTED DRAWING: Figure 1

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Inventors:
CHRISTIAN HAACK
Application Number:
JP2021099160A
Publication Date:
January 11, 2022
Filing Date:
June 15, 2021
Export Citation:
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Assignee:
WEISS UMWELTTECHNIK GMBH
International Classes:
C09K5/04; F25B1/00
Attorney, Agent or Firm:
Maeda patent office



 
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