Indexed by:
Abstract:
合成了具有两根十六烷烃链,两个离子头基(季铵盐和磺酸盐)中变化不同长度联接链的新型磺基甜菜碱两性表面活性剂(C16H33)2NCH3(CH2)nSO3(记为(C16)2NCnS,n=2,3,4,6).采用TGA、DSC、XRD和POM等技术考察了它们的热行为.研究表明,热分解温度随着联接链增长而降低;固相在加热过程出现了多种晶型转变,但只有(C16)2NC4S和(C16)2NC6S形成了液晶,前者为近晶A液晶,后者为六方柱状液晶.这些液晶在升温和降温过程中都被观察到,表明其热稳定性良好.
Keyword:
Reprint 's Address:
Email:
Version:
Source :
物理化学学报
ISSN: 1000-6818
CN: 11-1892/O6
Year: 2008
Issue: 8
Volume: 24
Page: 1347-1352
0 . 6 7 3
JCR@2008
1 0 . 8 0 0
JCR@2023
ESI Discipline: CHEMISTRY;
JCR Journal Grade:4
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 0
Affiliated Colleges: