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Home › Dispersant viscosity index improver comprising reaction product of a styrene-maleic anhydride copolymer, an aliphatic alcohol and a tertiary amino alcohol

Dispersant viscosity index improver comprising reaction product of a styrene-maleic anhydride copolymer, an aliphatic alcohol and a tertiary amino alcohol

US Patent 4391721 · Granted Jul 5, 1983

Estimated economic value: $21,351,000 ⓘ

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