阅读说明：本技术 乙烯共聚物及其生产方法 (Ethylene copolymer and process for producing the same ) 是由 P·纽特布姆 D·M·卡斯塔内达祖尼加 J·N·E·达查特奥 F·P·H·施鲁尔斯 J·瓦尚 于 2018-11-19 设计创作，主要内容包括：本发明涉及通过高压法由自由基聚合获得的乙烯共聚物,其包含(i)≥78.0且≤99.99摩尔％的衍生自乙烯的重复单元；(ii)≥0.01且≤22.0摩尔％的衍生自根据式(I)的共聚单体A的重复单元：<Image he="275" wi="565" file="DDA0002547074100000011.GIF" imgContent="drawing" imgFormat="GIF" orientation="portrait" inline="no"></Image>其中R1由包含5-40个碳原子的饱和脂族结构部分构成,或R1由饱和脂族结构部分构成并且由氢原子和5-40个碳原子组成；R2选自-H或-CH<Sub>3</Sub>；R3选自-O-、-(CO)-(NH)-或-(CO)-O-；n＝0或1该乙烯共聚物具有降低的峰值熔融温度和降低的熔合焓,表明这些乙烯共聚物具有降低的结晶度和改进的清明度,同时具有令人期望的熔体质量流动速率。(The invention relates to an ethylene copolymer obtained by free-radical polymerization by a high-pressure process, comprising (i) 78.0 or more and 99.99 mol% or less of recurring units derived from ethylene; (ii) 0.01 and 22.0 mol% of recurring units derived from a comonomer A according to formula (I): wherein R1 consists of a saturated aliphatic moiety containing from 5 to 40 carbon atoms,or R1 consists of a saturated aliphatic moiety and consists of hydrogen atoms and 5 to 40 carbon atoms; r2 is selected from-H or-CH 3 (ii) a R3 is selected from-O-, - (CO) - (NH) -or- (CO) -O-; n-0 or 1 the ethylene copolymers have reduced peak melting temperatures and reduced enthalpy of fusion, indicating that these ethylene copolymers have reduced crystallinity and improved clarity while having desirable melt mass flow rates.)