Modifiers for improving clarity of multifunctional VI improver oil compositions
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United States of America Patent
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Dec 12, 1995
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N/A
app pub date -
Mar 15, 1995
filing date -
Sep 3, 1991
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Expired
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Abstract
A method of producing a clear dispersant OCP VI improver. The method comprises admixing a polar modifier to a VI improver during the preparation process or to a final product at a sufficiently high temperature to produce the desired clear dispersant VI improver.
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