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首页> 外文期刊>Vlakna a Textil >MECHANICAL PROPERTIES, RELAXATION BEHAVIOUR AND THERMAL CHARACTERIZATION OF FALSE-TWIST TEXTURED POLYLACTIDE MULTIFILAMENT
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MECHANICAL PROPERTIES, RELAXATION BEHAVIOUR AND THERMAL CHARACTERIZATION OF FALSE-TWIST TEXTURED POLYLACTIDE MULTIFILAMENT

机译:假捻聚乳酸交联复丝的力学性能,松弛行为和热表征

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摘要

The orientation in the fibre exerts a marked influence on yield stress and extension. Texturing temperature slightly decreased the yield parameters. The internal relaxation detected by thermal techniques is related with yield stress depletion after yielding. Thermal treatments and orientation increases binding in the fibre, leading to an increase in the phase lag temperature. When highly oriented, cross-link increases breaking stress of the filaments while no variation in the final non-relaxed stress is observed.
机译:纤维中的取向对屈服应力和延伸率产生显着影响。织构化温度稍微降低了屈服参数。通过热技术检测到的内部松弛与屈服后屈服应力的减少有关。热处理和取向会增加纤维中的结合力,从而导致相位滞后温度升高。当高度取向时,交联增加了细丝的断裂应力,而最终的非松弛应力没有变化。

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  • 来源
    《Vlakna a Textil》 |2010年第2期|p.14-20|共7页
  • 作者单位

    IVQAC (Institute of Advanced Chemistry of Catalonia) - CSIC (Spanish National Research Council), Jordi Girona, 18-26, 08034 Barcelona, Spain;

    IVQAC (Institute of Advanced Chemistry of Catalonia) - CSIC (Spanish National Research Council), Jordi Girona, 18-26, 08034 Barcelona, Spain;

    UBI (Universidade da Beira Interior), Marques d'Avila e Bolama 6201-001 Covilha, Portugal;

    UBI (Universidade da Beira Interior), Marques d'Avila e Bolama 6201-001 Covilha, Portugal;

    UBI (Universidade da Beira Interior), Marques d'Avila e Bolama 6201-001 Covilha, Portugal;

    INTEXTER (Textile Research Institute) - UPC (Technical University of Catalonia) Colom, 15, 08222 Terrassa, Spain;

    INTEXTER (Textile Research Institute) - UPC (Technical University of Catalonia) Colom, 15, 08222 Terrassa, Spain;

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