THERMOTROPIC LIQUID-CRYSTALLINE BEHAVIOR OF AN AMPHIPHILIC POLYMER LACKING MESOGENS

被引:25
作者
LI, HB
ZHANG, X
ZHANG, RF
SHEN, JC
ZHAO, B
XU, WQ
机构
[1] JILIN UNIV, DEPT CHEM, CHANGCHUN 130023, PEOPLES R CHINA
[2] JILIN UNIV, KEY LAB MOLEC SPECTRUM & MOLEC STRUCT, CHANGCHUN 130023, PEOPLES R CHINA
关键词
D O I
10.1021/ma00128a030
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The thermotropic liquid crystalline behavior of a new kind of amphiphilic polymer without mesogens is reported. The existence and structure for the polymeric mesophase are confirmed and characterized by DSC, X-ray diffraction, optical polarized microscopy, and temperature-dependent FTIR. Due to strong interactions between pendent long alkyl chains, we conclude that some hydrophobic semirigid rods form and are responsible for mesophase formation. Moreover, the flexible polymer network might act as a unique ''spacer'' group and also assist in mesophase formation.
引用
收藏
页码:8178 / 8181
页数:4
相关论文
共 17 条
[1]   RIGID BACKBONE POLYMERS .2. POLYISOCYANATES AND THEIR LIQUID-CRYSTAL BEHAVIOR [J].
AHARONI, SM .
MACROMOLECULES, 1979, 12 (01) :94-103
[2]   NOVEL TYPES OF IONIC THERMOTROPIC LIQUID-CRYSTALS [J].
BRUCE, DW ;
DUNMUR, DA ;
LALINDE, E ;
MAITLIS, PM ;
STYRING, P .
NATURE, 1986, 323 (6091) :791-792
[3]   INVESTIGATION INTO MONOLAYERS AND MULTILAYERS OF STAR-SHAPED GRAFT COPOLYMER BASED ON STYRENE DIVINYLBENZENE MICROGEL CORES [J].
CHA, X ;
YIN, R ;
ZHANG, X ;
SHEN, JC .
MACROMOLECULES, 1991, 24 (18) :4985-4989
[4]  
DALY WH, 1992, ACS SYM SER, V493, P292
[5]  
HAHI B, 1981, COLLOID POLYM SCI, V259, P875
[6]   CARBOHYDRATE LIQUID-CRYSTALS [J].
JEFFREY, GA .
ACCOUNTS OF CHEMICAL RESEARCH, 1986, 19 (06) :168-173
[7]   A NEW KIND OF IMMOBILIZED ENZYME MULTILAYER BASED ON CATIONIC AND ANIONIC INTERACTION (VOL 15, PG 405, 1994) [J].
KONG, W ;
ZHANG, X ;
GAO, ML ;
ZHOU, H ;
LI, W ;
SHEN, JC .
MACROMOLECULAR RAPID COMMUNICATIONS, 1994, 15 (10) :805-805
[8]   INFRARED-ABSORPTION STUDY OF HEXAPENTYLOXYTRIPHENYLENE - A DISCOTIC LIQUID-CRYSTAL [J].
KRUK, G ;
KOCOT, A ;
WRZALIK, R ;
VIJ, JK ;
KARTHAUS, O ;
RINGSDORF, H .
LIQUID CRYSTALS, 1993, 14 (03) :807-819
[9]   FORMATION OF STABLE BILAYER ASSEMBLIES IN WATER FROM SINGLE-CHAIN AMPHIPHILES - RELATIONSHIP BETWEEN THE AMPHIPHILE STRUCTURE AND THE AGGREGATE MORPHOLOGY [J].
KUNITAKE, T ;
OKAHATA, Y ;
SHIMOMURA, M ;
YASUNAMI, SI ;
TAKARABE, K .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1981, 103 (18) :5401-5413
[10]   CHARACTERIZATION BY INFRARED-SPECTROSCOPY OF THE BILAYER TO NONBILAYER PHASE-TRANSITION OF PHOSPHATIDYLETHANOLAMINES [J].
MANTSCH, HH ;
MARTIN, A ;
CAMERON, DG .
BIOCHEMISTRY, 1981, 20 (11) :3138-3145