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    • 2. 发明授权
    • Two-component mixed acrylic fibres wherein acrylic components have
different amounts of non-ionizable plasticizing comonomer
    • 双组分混合丙烯酸纤维,其中丙烯酸组分具有不同量的不可离子化的增塑共聚单体
    • US4297412A
    • 1981-10-27
    • US97954
    • 1979-11-28
    • Georges AchardPierre ChionJacques Menault
    • Georges AchardPierre ChionJacques Menault
    • D01F8/08B32B27/02D02G1/18D02G3/00
    • D01F8/08Y10T428/2924Y10T428/2929Y10T428/2931
    • The present invention relates to two-component acrylic fibres and yarns and their process of preparation.They consist of two copolymers based on acrylonitrile, in which the proportion of plasticizing comonomer differs by between 4 and 15% and which contain a total number of milliequivalents of acid of at least 50 per kg of polymer; they comprise a mixture of monolaminar, bilaminar and multilaminar strands; they possess a crimp, the direction of which depends on the heat and/or mechanical treatments to which they have been subjected, component B, which contains the smaller proportion of plasticizing comonomer, being located on the inside of the helix formed by the filaments, after treatment, without tension, at a temperature which is below about 110.degree. C. and at least equal to ambient temperature, and being located on the outside of the helix after treatment under tension or after heat treatment at a temperature above 110.degree. C., and the contraction and the crimp spacing varying from one strand to the next and along one and the same strand.The yarns and fibres according to the invention can be used in all the known textile-converting techniques, namely stretch-breaking, converting, carding and the like.
    • 本发明涉及双组分丙烯酸纤维和纱线及其制备方法。 它们由两种基于丙烯腈的共聚物组成,其中增塑共聚单体的比例差异在4至15%之间,并且其含有每千克聚合物至少为50的丙酸的总数; 它们包括单层,双层和多层链的混合物; 它们具有卷曲,其方向取决于它们经受的热和/或机械处理,组分B包含较小比例的增塑共聚单体,位于由长丝形成的螺旋的内部, 在低于约110℃并且至少等于环境温度的温度下处理后没有张力,并且在张力下或在高于110℃的温度下热处理后位于螺旋的外部。 ,并且收缩和卷曲间距从一条链到下一条并沿着同一条链变化。 根据本发明的纱线和纤维可以用于所有已知的纺织品转化技术,即拉伸断裂,转换,梳理等。
    • 3. 发明授权
    • Yarns and fibers with good properties, based on a mixture of polyvinyl
chloride and postchlorinated polyvinyl chloride
    • 基于聚氯乙烯和氯化聚氯乙烯的混合物,具有良好性能的纱线和纤维
    • US4780368A
    • 1988-10-25
    • US825946
    • 1986-02-03
    • Georges AchardPierre ChionJacques Menault
    • Georges AchardPierre ChionJacques Menault
    • D01F6/48D01F6/10
    • D01F6/10Y10T428/2913Y10T428/2929
    • The present invention relates to filaments based on a mixture of atactic polyvinyl chloride and postchlorinated polyvinyl chloride, and also to the process for their production.The filaments according to the present invention possess a residual shrinkage in boiling water of less than 2%, a modulus of elasticity of more than 3 kN/mm.sup.2 and a shrinkage stress, after shrinkage in an aqueous fluid medium at a temperature between 98.degree. and 130.degree. C., which is greater than or equal to 1.6.multidot.10.sup.-2 g/dtex.The filaments are obtained by spinning and stretching in a manner which is in itself known, then continuous stabilization under tension, at a temperature between 105.degree. and 125.degree. C., in the presence of steam under pressure, for 1 to 3 seconds, and then shrinkage in an aqueous fluid medium at a temperature between 98.degree. and 130.degree. C.The filaments according to the invention can be used, by themselves or blended with other filaments, for the production of woven fabrics, knitted fabrics and non-woven articles.
    • 本发明涉及基于无规立构聚氯乙烯和后氯化聚氯乙烯的混合物的长丝,以及其生产方法。 根据本发明的长丝在水溶液介质中在98℃和98℃的温度下收缩后,沸水中的残余收缩率小于2%,弹性模量大于3kN / mm 2,收缩应力 130℃,其大于或等于1.6×10 -2 g / dtex。 长丝通过以本身已知的方式通过旋转和拉伸获得,然后在105℃至125℃的温度下,在压力下的蒸汽存在下持续1至3秒,然后在张力下连续稳定,并且 然后在98〜130℃的温度下在含水流体介质中收缩。根据本发明的长丝本身或与其它长丝混合可用于生产机织织物,针织物和无纺织物 。