[EN] BASIC CYCLIC AMINO-AMMONIUM IONIC LIQUIDS COMPOSITIONS AND ELEMENTS INCLUDING THE SAME [FR] COMPOSITIONS LIQUIDES IONIQUES À BASE D'AMINO-AMMONIUM CYCLIQUE BASIQUE ET ÉLÉMENTS LES COMPRENANT
[EN] BASIC CYCLIC AMINO-AMMONIUM IONIC LIQUIDS COMPOSITIONS AND ELEMENTS INCLUDING THE SAME [FR] COMPOSITIONS LIQUIDES IONIQUES À BASE D'AMINO-AMMONIUM CYCLIQUE BASIQUE ET ÉLÉMENTS LES COMPRENANT
conformational isomerism of ring compounds can help us get a clear comprehension of the ring structure and reveal significant structure–activity relationship. In this study, conformational isomerism of the cationic moiety of ionic liquid 1-ethyl-1,4-dimethylpiperazinium bis(trifluoromethylsulfonyl)imide ([C2C1C14pi][NTf2]) has been investigated by means of 1H nuclear magnetic resonance spectra. The energy levels
对环化合物的构象异构现象的研究可以帮助我们清楚地理解环的结构,并揭示出显着的构效关系。在这项研究中,离子液体1-乙基-1,4- dimethylpiperazinium双(三氟甲基磺酰基)亚胺的阳离子部分的构象异构([C 2 c ^ 1 c ^ 1 4 PI] [NTF 2 ])已经通过的方法研究1 H核磁共振谱。阳离子部分[C 2 C 1 C 1 4 pi] +的不同构象的能级通过密度泛函理论计算获得。在环境条件下观察到[C 2 C 1 C 1 4 pi] [NTf 2 ]中主要的顺式构象异构体,其中乙基位于季氮原子的赤道位置,与计算结果一致。当[C 2 C 1 C 1 4 pi] [NTf 2 ]时,IL中的反式构象子少数转变为顺式构象子。结晶良好。此外,添加极性溶剂(例如乙醇)可导致从反式形式方便地完全转化为可识别的顺式形式。已经通过差示扫描量热法(DSC)测量了相变行为,并且IL的初始状态会严重影响DSC结果。对[C
BASIC CYCLIC AMINO-AMMONIUM IONIC LIQUIDS COMPOSITIONS AND ELEMENTS INCLUDING THE SAME
申请人:Nitto Denko Corporation
公开号:EP3713943A1
公开(公告)日:2020-09-30
[EN] BASIC CYCLIC AMINO-AMMONIUM IONIC LIQUIDS COMPOSITIONS AND ELEMENTS INCLUDING THE SAME<br/>[FR] COMPOSITIONS LIQUIDES IONIQUES À BASE D'AMINO-AMMONIUM CYCLIQUE BASIQUE ET ÉLÉMENTS LES COMPRENANT
申请人:NITTO DENKO CORP
公开号:WO2019103990A1
公开(公告)日:2019-05-31
An electrically debondable adhesive composition is described. The adhesive is comprised of a basic ionic liquid and an optionally crosslinked polymer, wherein the basic ionic liquid is comprised of a cyclic amino-ammonium cation and a bis(fluorosulfonyl)imide anion.