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    • 4. 发明授权
    • Compositions comprising tetrafluoropropene and methods of use thereof
    • 包含四氟丙烯的组合物及其使用方法
    • US09249347B2
    • 2016-02-02
    • US14240038
    • 2012-08-24
    • Barbara Haviland MinorJoachim Gerstel
    • Barbara Haviland MinorJoachim Gerstel
    • C09K5/04F25B39/02F25B45/00C10M171/00
    • C09K5/045B01F17/0085C09K3/30C09K2205/122C09K2205/126C09K2205/22C09K2205/40C09K2205/43C10M171/008F25B39/02F25B45/00
    • The present invention relates to a composition comprising HFO-1234yf, or trans-HFO-1234ze, or a mixture thereof; HFC-32; and HFC-152a, HFO-1243zf, or a mixture thereof, wherein said composition is selected from the group consisting of: (I) a first composition, wherein said HFO-1234yf or trans-HFO-1234ze or a mixture thereof is at least 56 weight percent of said first composition; (II) a second composition, wherein said HFC-32 is at most 29 weight percent of said second composition; (III) a third composition, wherein said HFC-152a is at least 56 weight percent said third composition; (IV) a fourth composition, wherein said HFC-32 is at least 56 weight percent of said fourth composition; (V) a fifth composition comprising trans-HFO-1234ze, HFC-32, and HFC-152a, HFO-1243zf, or a mixture thereof; and (VI) a sixth composition, wherein said HFO-1243zf or mixture thereof with HFC-152a is at most 20 weight percent of said sixth composition.
    • 本发明涉及包含HFO-1234yf或反式HFO-1234ze或其混合物的组合物; HFC-32; 和HFC-152a,HFO-1243zf或其混合物,其中所述组合物选自:(I)第一组合物,其中所述HFO-1234yf或反式HFO-1234ze或其混合物至少为 56重量%的所述第一组合物; (II)第二组合物,其中所述HFC-32为所述第二组合物的至多29重量% (III)第三组合物,其中所述HFC-152a为所述第三组合物的至少56重量%。 (IV)第四组合物,其中所述HFC-32为所述第四组合物的至少56重量% (V)包含反式HFO-1234ze,HFC-32和HFC-152a,HFO-1243zf或其混合物的第五组合物; 和(VI)第六组合物,其中所述HFO-1243zf或其与HFC-152a的混合物为所述第六组合物的至多20重量%。
    • 5. 发明授权
    • Compositions comprising refrigerant and lubricant and methods for replacing CFC and HCFC refrigerants without flushing
    • 包含制冷剂和润滑剂的组合物和用于更换CFC和HCFC制冷剂而不冲洗的方法
    • US09028707B2
    • 2015-05-12
    • US13391913
    • 2010-09-03
    • Barbara Haviland Minor
    • Barbara Haviland Minor
    • C09K5/04C10M171/00
    • C09K5/045C09K2205/11C09K2205/12C10M171/008C10M2203/0206C10M2203/1006C10M2203/1065C10M2207/085C10M2207/2835C10M2209/043C10M2209/1023C10N2220/302C10N2220/303
    • A composition comprising a refrigerant and a lubricant is disclosed, wherein the refrigerant comprises (i) a fluorocarbon selected from the group consisting of R125, R134a, R32, R152a, R143a, R218 and mixtures thereof, and (ii) a hydrocarbon selected from the group consisting of propane, n-butane, isobutane, n-pentane, isopentane, dimethyl ether, and mixtures thereof; the lubricant comprises (iii) a hydrocarbon-based lubricant component; and (iv) a synthetic lubricant component; and the synthetic lubricant component is less than 30% by weight of the total lubricant. Also disclosed are methods of replacing refrigerants in refrigeration or air conditioning systems containing a refrigerant comprising a CFC or HCFC and a lubricant. The methods involve adding to the system (a) a replacement refrigerant comprising (i) a fluorocarbon selected from the group consisting of R125, R134a, R152a, R32, R143a, R218 and mixtures thereof, and (ii) a hydrocarbon selected from the group consisting of propane, n-butane, isobutane, n-pentane, isopentane, dimethyl ether, and mixtures thereof; and (b) a synthetic lubricant component; wherein after refrigerant replacement the synthetic lubricant component is less than 30% by weight of the total amount of lubricant in the system.
    • 公开了包含制冷剂和润滑剂的组合物,其中制冷剂包含(i)选自R125,R134a,R32,R152a,R143a,R218及其混合物的碳氟化合物,和(ii)选自 由丙烷,正丁烷,异丁烷,正戊烷,异戊烷,二甲醚及其混合物组成的组; 润滑剂包括(iii)烃基润滑剂组分; 和(iv)合成润滑剂组分; 并且合成润滑剂组分小于总润滑剂的30重量%。 还公开了在包含CFC或HCFC和润滑剂的制冷剂的制冷或空调系统中替换制冷剂的方法。 所述方法包括向系统(a)添加替代的制冷剂,其包含(i)选自R125,R134a,R152a,R32,R143a,R218及其混合物的碳氟化合物,和(ii)选自以下的烃: 由丙烷,正丁烷,异丁烷,正戊烷,异戊烷,二甲醚及其混合物组成; 和(b)合成润滑剂组分; 其中在制冷剂更换后,合成润滑剂组分小于体系中润滑剂总量的30重量%。