SYNTHESIS AND THERMAL-PROPERTIES OF SIDE CHAIN-TYPE LIQUID-CRYSTALLINE POLYURETHANES

被引:10
作者
AKIYAMA, E [1 ]
KOIDE, N [1 ]
机构
[1] SCI UNIV TOKYO,FAC SCI,DEPT CHEM,KAGURAZAKA,SHINJUKU KU,TOKYO 162,JAPAN
关键词
D O I
10.1080/02678299308027704
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The synthesis of side chain-type polyurethanes is described. Their thermal properties were investigated by differential scanning calorimetry and polarizing microscopy and are discussed in terms of the dependence of the polymer backbone on temperature as shown by FT-infrared spectroscopy. The hydrogen bonding which arises from the rather flexible polymer backbone plays a more important role in determining the thermal stability than does the rigid polymer backbone.
引用
收藏
页码:1645 / 1654
页数:10
相关论文
共 11 条
[1]  
BOILEAU S, 1991, J INORG ORGANOMET P, V1, P247
[2]   THE RECENT DEVELOPMENTS OF THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS [J].
CHUNG, TS .
POLYMER ENGINEERING AND SCIENCE, 1986, 26 (13) :901-919
[3]   HYDROGEN-BONDING IN POLYMERS .4. INFRARED TEMPERATURE STUDIES OF A SIMPLE POLYURETHANE [J].
COLEMAN, MM ;
LEE, KH ;
SKROVANEK, DJ ;
PAINTER, PC .
MACROMOLECULES, 1986, 19 (08) :2149-2157
[4]   STRUCTURE AND PHASE-TRANSITIONS OF A LIQUID-CRYSTALLINE POLYMER [J].
HAHN, B ;
WENDORFF, JH ;
PORTUGALL, M ;
RINGSDORF, H .
COLLOID AND POLYMER SCIENCE, 1981, 259 (09) :875-884
[5]  
OISHI T, 1991, POLYM PREPR-JAPAN, V40, P1605
[6]   SYNTHESIS AND CHARACTERIZATION OF LIQUID-CRYSTALLINE POLY(P-VINYLBENZYL ETHER)S [J].
PERCEC, V ;
RODRIGUEZPARADA, JM ;
ERICSSON, C .
POLYMER BULLETIN, 1987, 17 (04) :347-352
[7]  
PORTUGALL M, 1982, MAKROMOL CHEM, V183, P2311
[8]   SYNTHESIS AND PHASE-BEHAVIOR OF LIQUID-CRYSTALLINE SIDE GROUP POLYESTERS [J].
RECK, B ;
RINGSDORF, H .
LIQUID CRYSTALS, 1990, 8 (02) :247-262
[9]   SYNTHESIS AND STRUCTURE OF LIQUID-CRYSTALLINE SIDE-CHAIN POLYMERS [J].
SHIBAEV, VP ;
PLATE, NA .
PURE AND APPLIED CHEMISTRY, 1985, 57 (11) :1589-1602
[10]  
TANAKA M, 1988, MAKROMOL CHEM, V189, P771