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


    Beteiligte:
    OHKUBO SHUN (Autor:in) / ITANO MITSUSHI (Autor:in) / YOTSUMOTO YUUKI (Autor:in) / MIZUNO AKIHITO (Autor:in) / GOTOU TOMOYUKI (Autor:in) / YAMADA YASUFU (Autor:in)

    Erscheinungsdatum :

    2024-02-20


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    C09K Materialien für Anwendungen, soweit nicht anderweitig vorgesehen , MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR / 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 / F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS




    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

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