发明授权
- 专利标题： Lubricating oil for refrigerator with compressor
- 专利标题（中）： 压缩机用冰箱润滑油
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申请号： US07783227申请日： 1991-10-28
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公开(公告)号： US06475405B1公开(公告)日： 2002-11-05
- 发明人: Yasuhiro Kawaguchi , Nobuaki Shimizu , Masato Kaneko , Hiroshi Nagakawa
- 申请人： Yasuhiro Kawaguchi , Nobuaki Shimizu , Masato Kaneko , Hiroshi Nagakawa
- 优先权： JP63-306920 19881206; JP63-313053 19881213; JP1-051875 19890306; JP1-052822 19890307; JP1-078171 19890331; JP1-078172 19890331; JP1-100186 19890421
- 主分类号： C10M10734
- IPC分类号： C10M10734
摘要：
Disclosed is a lubricating oil for compression-type refrigerator comprising, as a main component, a polyoxyalkyleneglycol derivative represented by the general formula: R1[(OR2)mOR3]n wherein symbols are as defined in the specification. Said lubricating oil has a favorable compatibility with refrigerants and an excellent lubricating property, and is utilized as the lubricating oil for compression-type refrigerator employing hydrogen-containing fluorocarbon compound refrigerants including R-134a or fluorocarbon compound refrigerants without hydrogen.