LUBRICATING OIL COMPOSITION
A di-block copolymer of poly(monovinyl aromatic hydrocarbon) and hydrogenated poly(conjugated diene) comprises poly(monovinyl aromatic hydrocarbon) in the molecular weight range 8,000 to 30,000 and has a poly(monovinyl aromatic hydrocarbon) to hydrogenated poly(conjugated diene) molecular weight rat...
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Main Authors | , |
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Format | Patent |
Language | English French German |
Published |
25.08.2004
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Summary: | A di-block copolymer of poly(monovinyl aromatic hydrocarbon) and hydrogenated poly(conjugated diene) comprises poly(monovinyl aromatic hydrocarbon) in the molecular weight range 8,000 to 30,000 and has a poly(monovinyl aromatic hydrocarbon) to hydrogenated poly(conjugated diene) molecular weight ratio of from 3:2 to 10:1. |
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Bibliography: | Application Number: EP19990971835 |