THERMAL-BEHAVIOR AND TRANSPORT-PROPERTIES OF LIQUID-CRYSTALLINE POLYMERS - PHASE ORGANIZATION IN A THERMOTROPIC POLYESTER

被引:4
|
作者
DECANDIA, F
GUADAGNO, L
CHIELLINI, E
FARAH, AA
GALLI, G
机构
[1] UNIV SALERNO,DIPARTIMENTO INGN CHIM & ALIMENTARE,I-84081 FISCIANO,ITALY
[2] UNIV PISA,DIPARTIMENTO CHIM & CHIM IND,I-56126 PISA,ITALY
来源
MATERIALS SCIENCE & ENGINEERING C-BIOMIMETIC MATERIALS SENSORS AND SYSTEMS | 1995年 / 3卷 / 01期
关键词
LIQUID CRYSTALLINE POLYMERS; THERMAL BEHAVIOR; TRANSPORT PROPERTIES; THERMOTROPIC POLYESTERS;
D O I
10.1016/0928-4931(95)00112-3
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The thermal behaviour and transport properties of a thermotropic semiflexible polyester have been analysed. The system is polymorphic and the transport properties indicate, rather surprisingly, that the sorption coefficient increases on improving the structural organization of the polymer. A structural model has been suggested, based on the hypothesis that the non-crystalline nematic system is characterized by the fine interpenetration of impermeable nematic domains and less ordered permeable domains.
引用
收藏
页码:57 / 61
页数:5
相关论文
共 50 条
  • [21] MICROSCOPIC TRANSPORT-PROPERTIES IN LIQUID-CRYSTALLINE POLYMERIC MATRICES - DEPENDENCE ON THE THERMAL HISTORY
    ANDREOZZI, L
    FONTANA, MP
    FRANCIA, F
    GIORDANO, M
    LEPORINI, D
    RATEO, M
    JOURNAL OF NON-CRYSTALLINE SOLIDS, 1994, 172 (pt 2) : 943 - 949
  • [22] THE EFFECT OF THERMAL HISTORY ON THE RHEOLOGY AND TEXTURE OF THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS
    DONE, D
    BAIRD, DG
    POLYMER ENGINEERING AND SCIENCE, 1987, 27 (11): : 816 - 822
  • [23] CHARACTERIZATION OF THERMOTROPIC LIQUID-CRYSTALLINE POLYESTER POLYSULFONE BLENDS
    GOLOVOY, A
    KOZLOWSKI, M
    NARKIS, M
    POLYMER ENGINEERING AND SCIENCE, 1992, 32 (13): : 854 - 860
  • [24] STUDY OF A THERMOTROPIC LIQUID-CRYSTALLINE POLYESTER AT ELEVATED PRESSURES
    HSIAO, BS
    SHAW, MT
    SAMULSKI, ET
    JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 1990, 28 (02) : 189 - 202
  • [26] FILM BLOWING OF THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS
    BLIZARD, KG
    WILSON, TS
    BAIRD, DG
    INTERNATIONAL POLYMER PROCESSING, 1990, 5 (01) : 53 - 61
  • [27] GAS SORPTION IN THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS
    CARFAGNA, C
    AMENDOLA, E
    MENSITIERI, G
    NICOLAIS, L
    JOURNAL OF MATERIALS SCIENCE LETTERS, 1990, 9 (11) : 1280 - 1283
  • [28] VIBRATIONAL STUDY OF THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS
    GALLESCHI, F
    GALLI, G
    CHIELLINI, E
    LENZ, RW
    BENEDETTI, E
    CHIMICA & L INDUSTRIA, 1986, 68 (1-2): : 71 - 72
  • [29] MOLECULAR MODELING OF THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS
    KARACAN, I
    JOHNSON, DJ
    TOMKA, JG
    ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1992, 203 : 421 - POLY
  • [30] TEXTURE FORMATION IN THERMOTROPIC LIQUID-CRYSTALLINE POLYMERS
    ROJSTACZER, S
    HSAIO, B
    STEIN, RS
    ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1988, 195 : 319 - POLY