R134a 134a C2H2F4
In fluorine chemical, Yuji Tech has been dedicated to R&D of production of ODS alternatives, fluoropolymers and fluorinated fine chemicals for years, and has become an international leading innovation enterprise in fluorine chemical research and production. Yuji Tech has undertaken the projects of Development and Industrialization of ODS Alternatives from Ministry of Environmental Protection and Development and Industrialization of ODS Alternatives from the Industry and Information Technology Department of Shaanxi Province. In 2014, the project Development and Application of the Manufacturing and Catalytic Technology of Zero ODP and Environmentally Friendly Fluorides by Yuji Tech won the second prize of Beijing Science and Technology Award. In 2016, Yuji Tech won the first prize of "Shaanxi Provincial Science and Technology Award". In 2017, Yuji Tech won the second prize of “State Science and Technology Invention Award”. At present, Yuji Tech has applied for 62 invention patents, of which 20 have been granted. Yuji Tech's main fluorine chemicals cover refrigerants, blowing agents, aerosol propellants, fire extinguishing agents, cleaning agents, electronic gases, Insulating gases, isocyanates, perfluoroalky iodides, fluorinated intermediates, fluoropolymers, etc.
HFC-134a, R-134a, R134a, Tetrafluoroethane
As a common refrigerant, instead of R22, it is used in automobile air conditioners, refrigerators, commercial refrigeration and other industries.
Product Description
Chemical name: 1,1,1,2-Tetrafluoroethane
CAS No.: 811-97-2
ODP: 0
GWP100yearsCO2=1: 1200
Substitutions for refrigerants: R22
Physical & Chemical Properties
Molecular weight: 102.03
Boiling pointat 1atm(101.3kPa): -26.1
Freezing point: -103.3
Critical temperature: 101.1
Critical volumem3/kg: 1.9410-3
Critical densitykg/m3: 515.3
Critical pressurekPa: 4060
Liquid density25kg/m3): 1206
Saturated vapor density kg/m3, @Tb: 5.25
Evaporation heatkJ/kg, @Tb: 217.2
Liquid heat capacity25kJ/kgK: 1.44
Vapor specific heat capacity 25, 1atm, kJ/kgK: 0.852
Vapor pressure25kPa: 666.1
Flammable range in the air%vol): Nonflammable
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