Title:
COMPOSITION CONTAINING COOLANT AND APPLICATION OF THE SAME
Document Type and Number:
Japanese Patent JP2018184597
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a composition containing a coolant having equivalent incombustibility, alternative refrigeration capacity compared to R404A(R125/R134a/R143a=44/4/52 wt.%), has a COP equal to or higher than the R404A, and a GWP of 1,500 or less.SOLUTION: A composition contains a coolant, where the coolant contains a mixture of fluorinated hydrocarbon, the mixture contains difluoromethane (R32), pentafluoroethane (R125) and 1,1,1,2-tetrafluoroethane (R134a) with specific concentrations, the fluorinated hydrocarbon contained in the mixture has a specific composition ratio, and is used as an alternative coolant of R22 or an alternative coolant of R404A.SELECTED DRAWING: None
Inventors:
ITANO MITSUSHI
OKUBO SHUN
KUROKI HITOMI
TSUCHIYA TATSUMI
GOBO KENJI
OKUBO SHUN
KUROKI HITOMI
TSUCHIYA TATSUMI
GOBO KENJI
Application Number:
JP2018079669A
Publication Date:
November 22, 2018
Filing Date:
April 18, 2018
Export Citation:
Assignee:
DAIKIN IND LTD
International Classes:
C09K5/04; C10M105/38; C10M107/24; C10M107/34; F25B1/00
Domestic Patent References:
| JPH06503828A | 1994-04-28 | |||
| JPH09324175A | 1997-12-16 | |||
| JP2017048395A | 2017-03-09 | |||
| JPH10219237A | 1998-08-18 | |||
| JP2016502582A | 2016-01-28 | |||
| JP2015172193A | 2015-10-01 | |||
| JPH03170585A | 1991-07-24 |
Foreign References:
| WO2015083834A1 | 2015-06-11 |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office