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    Thermal compressive bonded long fiber nonwoven fabric with superior formability
    82.
    发明专利
    Thermal compressive bonded long fiber nonwoven fabric with superior formability 有权
    热压粘结长纤维非织造布

    公开(公告)号：JP2014091875A

    公开(公告)日：2014-05-19

    申请号：JP2012242624

    申请日：2012-11-02

    Applicant: Toyobo Co Ltd ,  東洋紡株式会社

    Inventor： YOSHIDA HIDEO ,  SAKAMOTO HIROYUKI ,  MINAGAWA TADASHI ,  KOIDA TAKASHI

    IPC: D04H3/011 ,  D01F6/92 ,  D04H3/14 ,  D04H3/16

    CPC classification number: D04H1/54 ,  D01F6/92 ,  D04H3/011 ,  D04H3/14 ,  D04H3/147 ,  D04H5/06 ,  D10B2321/08 ,  D10B2331/04 ,  D10B2505/12

    Abstract: PROBLEM TO BE SOLVED: To provide a thermal compressive bonded long fiber nonwoven fabric that is preferable for a skin material for an acoustic material for a vehicle with low cost and superior formability and design.SOLUTION: A thermal compressive bonded long fiber nonwoven fabric is a long fiber nonwoven fabric comprising a polyester resin having a melting point of 250°C or more. The nonwoven fabric has 20 to 80 g/min weight, 1.0 to 1.9(N/5 cm)/(g/m) in summation of 5% elongation loading for both MD direction and CD direction per weight, and 3.5% or less in contraction coefficients at 180°C in both of MD direction and CD direction and is not treated with mechanical entanglement.

    Abstract translation: 要解决的问题：提供一种对于低成本且优异的成形性和设计的车辆用声音材料的表皮材料优选的热压缩粘合长纤维无纺布。解决方案：热压缩长纤维无纺布是 长纤维无纺布，其包含熔点为250℃以上的聚酯树脂。 非织造织物的MD方向和CD方向每重量的5％伸长率负载的总和为20〜80g / min，1.0〜1.9（N / 5cm）/（g / m），3.5％以下 在MD方向和CD方向上在180℃下的收缩系数，并且不被机械缠结处理。

    Inner cotton and fiber product
    83.
    发明专利
    Inner cotton and fiber product 审中-公开
    内棉和纤维制品

    公开(公告)号：JP2014079367A

    公开(公告)日：2014-05-08

    申请号：JP2012228968

    申请日：2012-10-16

    Applicant: Teijin Ltd ,  帝人株式会社

    Inventor： HAYASHI YOKO

    IPC: B68G1/00 ,  A41D31/00 ,  A41D31/02 ,  A47G9/02 ,  D01F6/92 ,  D04H1/02 ,  D04H1/435 ,  D06M15/564 ,  D06M23/06 ,  D06M101/32

    Abstract: PROBLEM TO BE SOLVED: To provide inner cotton having excellent heat storage-heat reserving performance and a fiber product formed by using the inner cotton.SOLUTION: In polyester short fiber A including carbon black as a sunlight absorbent and polyester short fiber B including zirconium silicate as a far-infrared radiation agent, the inner cotton is provided in such a way that both are 6.6 dtex or less in single fiber fineness, and the weight ratio to the whole inner cotton weight of the polyester short fiber A is 5-30 wt.% or more, and the weight ratio to the whole inner cotton weight of the polyester short fiber B is 30 wt.% or more.

    Abstract translation: 要解决的问题：提供具有优良蓄热保温性能的内棉和使用内棉形成的纤维制品。解决方案：在包括炭黑作为阳光吸收剂的聚酯短纤维A和包含硅酸锆的聚酯短纤维B 作为远红外线辐射剂，内棉以单纤维纤度为6.6dtex以下的方式设置，聚酯短纤维A的整体内棉重量的重量比为5-30wt ％以上，聚酯短纤维B的全棉重量的重量比为30重量％以上。

    Wet type spinning polylactic acid fiber and production method of the same
    88.
    发明专利
    Wet type spinning polylactic acid fiber and production method of the same 有权
    湿式聚酯多糖纤维及其生产方法

    公开(公告)号：JP2014001477A

    公开(公告)日：2014-01-09

    申请号：JP2012136974

    申请日：2012-06-18

    Applicant: Osaka Gas Co Ltd ,  大阪瓦斯株式会社

    Inventor： KAWASAKI SHINICHI ,  SAKAMOTO HIROKI ,  SOJO DAISAKU ,  WAKABAYASHI KANJI

    IPC: D01F6/62 ,  D01D5/06 ,  D01F6/92 ,  D04H1/435 ,  D04H1/728

    Abstract: PROBLEM TO BE SOLVED: To provide a polylactic acid fiber that has sufficient strength (elastic modulus or the like) even using wet type spinning (especially electrospinning) in which only a polylactic acid fiber generally having low strength is obtained.SOLUTION: A wet type spinning polylactic acid fiber has a β crystal structure. The wet type spinning polylactic acid fiber is obtained by a production method including a step in which wet type spinning is performed using a polylactic acid solution containing a β crystal nucleus agent for example.

    Abstract translation: 要解决的问题：即使使用仅通常具有低强度的聚乳酸纤维的湿式纺丝（特别是静电纺丝），也提供具有足够的强度（弹性模量等）的聚乳酸纤维。溶液：湿式 纺丝聚乳酸纤维具有“ 晶体结构。 湿式纺丝聚乳酸纤维通过包括以下步骤的制备方法获得，其中使用含有＆bgr的聚乳酸溶液进行湿式纺丝; 晶核剂例如。

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