SYNTHESIS AND CHARACTERIZATION OF NEW AROMATIC LIQUID-CRYSTALLINE POLYESTERS HAVING PHENYL SUBSTITUENTS

被引:5
|
作者
CHOI, TG [1 ]
CHUNG, SJ [1 ]
HUH, SM [1 ]
YUN, YK [1 ]
JIN, JI [1 ]
机构
[1] KOREA UNIV,DEPT CHEM,SUNGBUK KU,SEOUL 136701,SOUTH KOREA
关键词
D O I
10.1002/masy.19950980125
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Two different series of new aromatic liquid crystalline (LC) polyesters were prepared from 3-phenyl-4,4'-biphenyldicarboxylic acid (PBDA) and 1-phenyl-2,6-naphthalenedicarboxylic acid (PNDA). PBDA and PNDA were polymerized with various aromatic diols such as hydroquinone, substituted hydroquinones, isomeric naphthalenediols and 4,4'-biphenol, and the resulting polyesters were characterized by DSC, WAXD, and on a cross-polarizing microscope for the study of their thermal transition and crystallization properties, and mesophases formed therefrom.
引用
收藏
页码:285 / 292
页数:8
相关论文
共 50 条
  • [41] SYNTHESIS AND PROPERTIES OF POLYTHIOPHENE DERIVATIVES WITH LIQUID-CRYSTALLINE SUBSTITUENTS
    TOYOSHIMA, R
    NARITA, M
    AKAGI, K
    SHIRAKAWA, H
    SYNTHETIC METALS, 1995, 69 (1-3) : 289 - 290
  • [42] SYNTHESIS AND CHARACTERIZATION OF A FAMILY OF WHOLLY AROMATIC THERMOTROPIC LIQUID-CRYSTALLINE COPOLYESTERS
    ZHAO, ZM
    WU, XQ
    LIN, YW
    MCLEAN, JA
    POLYMER BULLETIN, 1993, 31 (02) : 151 - 158
  • [43] SYNTHESIS OF POLYSILOXANES CONTAINING LIQUID-CRYSTALLINE STEROID SUBSTITUENTS
    ADAMS, NW
    BRADSHAW, JS
    MARKIDES, KE
    BAYONA, JM
    LEE, ML
    ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1986, 192 : 114 - ORGN
  • [44] SYNTHESIS AND CHARACTERIZATION OF LIQUID-CRYSTALLINE POLYESTERS CONTAINING CROWN-ETHER UNITS IN THE MESOGENS
    FISCHER, H
    KARASZ, FE
    ACTA POLYMERICA, 1994, 45 (04) : 308 - 311
  • [45] SYNTHESIS AND CHARACTERIZATION OF LIQUID-CRYSTALLINE POLYESTERS BASED ON BIPHENYL-4,4'-DIOL
    HARIDAS, KR
    RADHAKRISHNAN, G
    ANGEWANDTE MAKROMOLEKULARE CHEMIE, 1995, 228 : 1 - 11
  • [46] Synthesis and characterization of optically active, main-chain, liquid-crystalline polyesters.
    Zhang, ZH
    Ge, JJ
    Bai, F
    Li, Y
    Chien, LC
    Cheng, SZD
    Harris, FW
    ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1999, 218 : U464 - U464
  • [47] SYNTHESIS AND CHARACTERIZATION OF LIQUID-CRYSTALLINE MAIN-CHAIN POLYESTERS FOR APPLICATION IN MIXTURES WITH THERMOPLASTICS
    BRAUN, D
    LIENERT, M
    WILHELM, V
    ANGEWANDTE MAKROMOLEKULARE CHEMIE, 1995, 224 : 191 - 200
  • [48] Liquid crystalline aromatic polyesters
    Kwon, YW
    Choi, DH
    Jin, JI
    POLYMER-KOREA, 2005, 29 (06) : 523 - 535
  • [49] CHEMICAL MODIFICATION OF THE BACKBONE AS A NEW METHOD OF PREPARATION OF LIQUID-CRYSTALLINE POLYESTERS HAVING THE LONG SILOXANE FRAGMENT
    ZUEV, VV
    SMIRNOVA, GS
    NIKONOROVA, NA
    BORISOVA, TI
    SKOROKHODOV, SS
    VYSOKOMOLEKULYARNYE SOEDINENIYA SERIYA B, 1990, 32 (12): : 898 - 902
  • [50] CHOLESTERIC ISOTROPIC BIPHASIC MORPHOLOGY IN LIQUID-CRYSTALLINE POLYESTERS WITH CHIRAL SUBSTITUENTS AS PENDANT GROUPS
    FUJISHIRO, K
    TENDORKAR, A
    LENZ, RW
    POLYMER JOURNAL, 1992, 24 (05) : 479 - 483