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Fluidity-modifying additive for fuel oil and fuel oil composition

阅读:169发布:2021-01-07

专利汇可以提供Fluidity-modifying additive for fuel oil and fuel oil composition专利检索,专利查询,专利分析的服务。并且PURPOSE: The titled additive modifying wax crystals in a fuel oil and improving fluidity thereof at a low temp. which comprises an unsaturated discarboxylate ester adduct with ethylene-vinyl carboxylate copolymer and, if necessary, a specified compd.
CONSTITUTION: A fluidity-modifying additive comprising (A) an unsaturated dicarboxylate ester adduct with ethylene-vinyl carboxylate copolymer of number- average MW≥500, contg. 2W30mol% vinyl carboxylate unit and, if necessary, (B) a compd. selected from an ethylene-vinyl acetate copolymer, ethylene-acrylate copolymer, polyalkylene halide, alkyl(meth)-acrylate polymer, condensate of chlorinated paraffin and naphthalene, nitrogen-contg. deriv. of alkenylsuccinic acid, etc. Fluidity of a fuel oil is modified by the addition of 0.001W0.1wt% said additive.
COPYRIGHT: (C)1981,JPO&Japio,下面是Fluidity-modifying additive for fuel oil and fuel oil composition专利的具体信息内容。

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