Preparation of lubricant additives with reduced unpleasant odor
申请人:ETHYL CORPORATION
公开号:EP1114858A2
公开(公告)日:2001-07-11
Sulfurized phosphorous compounds, which are effective anti-wear, extreme pressure agents, may be formed without odor by reacting phosphorous compounds with other reactive sulfur sources, including elemental sulfur, before addition of polysulfides.