Title:
NON-FLAMMABLE MIXED REFRIGERANT HAVING LOW GREENHOUSE EFFECT AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/192233
Kind Code:
A1
Abstract:
Provided are a mixed refrigerant that is non-flammable and has a low greenhouse effect, and the use thereof. The mixed refrigerant comprises the following components in mass fractions: 4%-31.5% of R125, 50%-80% of R1234ze(E) and 12%-22% of R1234yf. The mixed refrigerant, in fitting combination within the amount ranges of all the components, makes the refrigerant non-flammable, and the ODP thereof is 0, and the GWP thereof is no greater than 1000. The mixed refrigerant can be used in a refrigeration system, has no ozone destructive power, reduces the greenhouse effect, has a lower temperature glide, and belongs to ternary azeotropic or nearly azeotropic refrigerants, which is beneficial to the stable operation of a refrigeration system. The mixed refrigerant can also serve as a foaming agent or aerosol propellant, and has the advantages of being non-flammable, having a low ozone destruction index, and being environmentally friendly and safe and reliable.
Inventors:
YANG XI (CN)
YUE XIAORI (CN)
YUE XIAORI (CN)
Application Number:
PCT/CN2019/070571
Publication Date:
October 10, 2019
Filing Date:
January 07, 2019
Export Citation:
Assignee:
JIANGXI TIANYU CHEMICAL CO LTD (CN)
International Classes:
C09K5/04
Domestic Patent References:
| WO2014076475A2 | 2014-05-22 |
Foreign References:
| CN105189691A | 2015-12-23 | |||
| CN105333653A | 2016-02-17 | |||
| US20140223927A1 | 2014-08-14 | |||
| CN104105775A | 2014-10-15 | |||
| CN103782114A | 2014-05-07 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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