USE OF COMB POLYMERS AS ANTIFATIGUE ADDITIVES
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United States of America Patent
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Issued Date -
Dec 15, 2011
app pub date -
Feb 25, 2010
filing date -
Mar 10, 2009
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Abstract
The invention relates to the use of comb polymers comprising repeating units in the main chain which repeating units are derived from polyolefin-based macromonomers having a molecular weight of at least 500 g/mol, and repeating units which are derived from low-molecular monomers having a molecular weight of less than 500 g/mol as antifatigue additives in lubricants. The invention further relates to novel comb polymers and methods for the production thereof and to lubricating oils comprising said comb polymers.
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