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COPOLYMERS, INCLUDING ETHYLENE, COMPLEX VINYL ETHERS AND COMPLEX EFFECTS OF PURPOSE (MET) ACRYLIC ACID, THEIR COMPOSITION AND APPLICATION AS DEPRESSANTS OF FLUID POINTS, WIPE INHIBITORS AND CHRONGES IN THE CENTURY OF THE THEME OF CHRONES OF THE THEME OF THE TIME OF THE THEME OF THE TIME OF THE THEME OF THE TIME OF THE AGRE OF CHRISMES OF THE THEME OF THE TIME OF THE THEME OF THE THEME OF THE TIME OF THE THEME OF THE TIME OF THE TIME OF THE TIME OF THE TIME OF THE TIME OF THE TIME OF THE TIME OF AGREEMENT AND IN THE CENTRAL TIME

机译:共聚物,包括乙烯,复杂的乙烯基醚和目的(甲基)丙烯酸的复杂作用,它们的组成及其作为流体点,擦拭物抑制剂和污染物的抑制剂在该主题时代的主题历史上时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题时间主题协议时间和中央时间

摘要

Copolymers comprising ethylene, vinyl esters, in particular vinyl acetate, and (meth) acrylic esters selected from esters including branched alkyls, cyclic alkyls or optionally alkyl-substituted aryl groups and having a weight average molecular weight from 35,000 to 150,000 g / mol, the compositions of such copolymers in organic solvents and their use as pour point depressants, wax inhibitors and flow enhancers for crude oils.
机译:包含乙烯,乙烯基酯,特别是乙酸乙烯酯和(甲基)丙烯酸酯的共聚物,所述丙烯酸酯选自包括支链烷基,环状烷基或任选地烷基取代的芳基的酯,且重均分子量为35,000-150,000g / mol,这类共聚物在有机溶剂中的组成及其作为降凝剂,蜡抑制剂和原油流动增强剂的用途。

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