专利名称：Lubricating oil compositions
发明人：SCHUMACHER, ROLF, DR.,ZINKE, HORST, DR.申请号：EP90810831.9申请日：19901030公开号：EP0432089A1公开日：19910612
摘要：A composition containing … … A) a lubricant and a mixture of … B) for example,at least one of the compounds O,O-bis-2-ethylhexyl sodium dithiophosphate, O,O-bis-2-ethylhexyl sodium thionophosphate, O,O-bis-2-methyl-propyl sodium dithiophosphate,O,O-bis-nonylphenyl sodium dithiophosphate or S-[O,O-bis-2-ethylhexylthiophosphoryl]potassium thioglycolate, … C) at least one compound from the group comprising thearomatic amines, for example the diphenylamines or phenothiazines, and … D) at leastone compound from the group comprising the cyclic sterically hindered amines, theacyclic sterically hindered amines and the phenols of the formula …… where R<4> andR<5> and A are, for example, alkyl radicals, … shows high stability to oxidativedegradation.
申请人：CIBA-GEIGY AG
地址：KLYBECKSTRASSE 141; CH-4002 BASEL,Klybeckstrasse 141 CH-4002 Basel CH
国籍：CH
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