阅读说明：本技术 不对称取代的二羧酸二酰氨基铵盐及其用于气体水合物抗附聚的用途 (Asymmetrically substituted diamido ammonium dicarboxylic acid salts and their use for antiagglomerating gas hydrates ) 是由 N·普尔卡亚斯塔 Z·T·沃德 F·施奈德 D·莱因韦贝尔 M·克鲁尔 J·怀尔德 于 2019-09-11 设计创作，主要内容包括：本发明涉及包含由式(I)表示的N-烷基-N’-(N”,N”-二烷基铵烷基)二羧酸二酰胺盐的气体水合物抑制剂其中：R是含8-22个碳原子的烷基或烯基,R～1是氢、C-1-C-(22)烷基或C-3-C-(22)烯基,R～2和R～3各自独立地是含1-10个碳原子的烷基或一起形成具有5-10个环原子的非必要取代的环,其中所述环可以携带至多3个取代基,R～4是氢,A是含1-18个碳原子的非必要取代的烃基,B是含2-6个碳原子的亚烷基,Y是NR～5,R～5是氢、C-1-C-(22)烷基或C-3-C-(22)烯基,和M～-是阴离子,根据式(I)的化合物的制备方法,式(I)的N-烷基-N’-(N”,N”-二烷基铵烷基)二羧酸二酰胺盐作为气体水合物抗附聚剂的用途和抑制气体水合物附聚的方法,所述方法包括将式(I)的N-烷基-N’-(N”,N”-二烷基铵烷基)二羧酸二酰胺盐添加到含有气体和水的流体中。(The present invention relates to gas hydrate inhibitors comprising N-alkyl-N ' - (N ', N ' -dialkylammonioalkyl) dicarboxylic acid diamide salts represented by formula (I) Wherein: r is an alkyl or alkenyl group having 8 to 22 carbon atoms, R is 1 Is hydrogen, C 1 ‑C 22 Alkyl or C 3 ‑C 22 Alkenyl radical, R 2 And R 3 Each independently an alkyl group having 1 to 10 carbon atomsOr together form an optionally substituted ring having 5 to 10 ring atoms, wherein the ring may carry up to 3 substituents, R 4 Is hydrogen, A is an optionally substituted hydrocarbon radical having from 1 to 18 carbon atoms, B is an alkylene radical having from 2 to 6 carbon atoms, Y is NR 5 ，R 5 Is hydrogen, C 1 ‑C 22 Alkyl or C 3 ‑C 22 Alkenyl, and M ‑ Is an anion, use of an N-alkyl-N '- (N ", N" -dialkylammoniumalkyl) dicarboxylic acid diamide salt of formula (I) as a gas hydrate antiagglomerating agent and a method of inhibiting agglomeration of gas hydrates, the method comprising adding an N-alkyl-N' - (N ", N" -dialkylammoniumalkyl) dicarboxylic acid diamide salt of formula (I) to a fluid containing gas and water.)