본 개시는, R404A와 동등 이상의 성적 계수(COP) 및 냉동 능력을 갖는 것, 그리고 GWP가 충분히 작은 것이라는 특성을 갖는 냉매를 함유하는 조성물을 제공한다. 본 개시는, 구체적으로는, 냉매를 함유하는 조성물로서, 당해 냉매가, 트랜스-1,2-디플루오로에틸렌(HFO-1132(E)) 및 2,3,3,3-테트라플루오로프로펜(HFO-1234yf)을 함유하고, HFO-1132(E) 및 HFO-1234yf의 전체 질량에 대해, HFO-1132(E)의 함유 비율이 35.0~65.0질량%이며, HFO-1234yf의 함유 비율이 65.0~35.0질량%이며, 당해 냉매가, 증발 온도가 -75~-5℃인 냉동 사이클을 운전하기 위해서 이용되는, 조성물을 제공한다.

    The present disclosure provides a composition comprising a refrigerant characterized by having a coefficient of performance (COP) and a refrigerating capacity equivalent to or higher than those of R404A, and having a sufficiently low GWP. Specifically, the present disclosure provides a composition comprising a refrigerant, the refrigerant comprising trans-1,2-difluoroethylene (HFO-1132 (E)) and 2,3,3,3-tetrafluoropropene (HFO-1234yf), wherein HFO-1132 (E) is present in an amount of 35.0 to 65.0 mass%, and HFO-1234yf is present in an amount of 65.0 to 35.0 mass%, based on the total mass of HFO-1132 (E) and HFO-1234yf, and wherein the refrigerant is for use in operating a refrigeration cycle in which the evaporation temperature is -75 to -5°C.


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    Titel :

    COMPOSITION CONTAINING REFRIGERANT AND REFRIGERATION METHOD USING SAID COMPOSITION OPERATING METHOD FOR REFRIGERATION DEVICE AND REFRIGERATION DEVICE


    Weitere Titelangaben:

    냉매를 함유하는 조성물, 그리고, 그 조성물을 이용한 냉동 방법, 냉동 장치의 운전 방법 및 냉동 장치


    Erscheinungsdatum :

    17.05.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    C09K Materialien für Anwendungen, soweit nicht anderweitig vorgesehen , MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht



    COMPOSITION CONTAINING REFRIGERANT, REFRIGERATION METHOD USING SAID COMPOSITION, METHOD FOR OPERATING REFRIGERATION DEVICE, AND REFRIGERATION DEVICE

    OHKUBO SHUN / ITANO MITSUSHI / YOTSUMOTO YUUKI et al. | Europäisches Patentamt | 2022

    Freier Zugriff



    COMPOSITION CONTAINING REFRIGERANT AND REFRIGERATION METHOD USING SAID COMPOSITION OPERATING METHOD FOR REFRIGERATION DEVICE AND REFRIGERATION DEVICE

    OHKUBO SHUN / ITANO MITSUSHI / YOTSUMOTO YUUKI et al. | Europäisches Patentamt | 2024

    Freier Zugriff