阅读说明：本技术 改进中间馏分燃料的低温性能的组合物、用途和方法 (Compositions, uses and methods for improving low temperature performance of middle distillate fuels ) 是由 T·迈尔 于 2019-07-01 设计创作，主要内容包括：一种改进中间馏分燃料组合物的低温性能的方法,该中间馏分燃料组合物包含：(a)含氮分散剂；和(b)一种或多种低温性能增强剂,所述低温性能增强剂不是富马酸酯乙烯基酯共聚物并且选自(x)蜡抗沉降添加剂、(y)中间馏分流动改进剂及其混合物；所述方法包括向燃料中加入添加剂(c),所述添加剂(c)是包含式(A)的单元和式(B)的单元的共聚物：其中R是烷基并且R~1和R~2各自是烷基。(A method of improving the low temperature properties of a middle distillate fuel composition comprising: (a) a nitrogen-containing dispersant; and (b) one or more low temperature performance enhancing agents which are not fumarate vinyl ester copolymers and are selected from (x) wax anti-settling additives, (y) middle distillate flow improvers and mixtures thereof; the method comprises adding to the fuel an additive (c) which is a copolymer comprising units of formula (a) and units of formula (B): wherein R is alkyl and R 1 And R 2 Each is an alkyl group.)