Is a
Patent attributes
Patent Applicant
0
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frank Plavac0
Kenneth D. Nelson0
Date of Patent
April 26, 2005
0Patent Application Number
103555390
Date Filed
January 30, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Sulfurized olefin compositions and components are prepared from sulfurizing high methylvinylidene polyisobutylene(s) having at least 25% methylvinylidene and a number average molecular weight in the range of about 120 to about 600, at suitable temperatures and pressures. The resulting sulfurized reaction product and polyisobutyl-1,2-dithiole-4-cyclopentene-3-thione compounds and derivatives are useful in lubricating oils.
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