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    • 3. 发明授权
    • Process for producing polyphenylene sulfide filament yarns
    • 生产聚苯硫醚长丝纱的方法
    • US07931843B2
    • 2011-04-26
    • US11794885
    • 2006-03-14
    • Bastiaan KrinsHenricus H. W. FeijenPeter HeuzeveldtChristian ViethRudolf Elbert
    • Bastiaan KrinsHenricus H. W. FeijenPeter HeuzeveldtChristian ViethRudolf Elbert
    • B29C47/88
    • D01F6/765Y10T428/249922
    • The present invention relates to a process for producing a polyphenylene sulfide multifilament yarn, a polyphenylene sulfide multifilament yarn and the use of a polyphenylene sulfide multifilament yarn. The process for producing a polyphenylene sulfide multifilament yarn is characterized in that only after time period between 0.1 sec and 0.3 sec after leaving the spinneret the filaments of the spun yarn are subjected to an active cooling stage. The Polyphenylene sulfide multifilament yarn having a filament linear density of 5 dtex to 30 dtex, an overall linear density of 500 dtex to 2500 dtex, a breaking tenacity in the range of 50 cN/tex to 80 cN/tex and an elongation at break of 8% to 16% for a yarn with a breaking tenacity in the range of 60 cN/tex to 80 cN/tex and an elongation at break of 16% to 30% for a yarn with a breaking tenacity in the range of 50 cN/tex to 60 cN/tex.
    • 本发明涉及聚苯硫醚复丝纱线,聚苯硫醚复丝纱线的制造方法以及聚苯硫醚复丝纱线的使用。 聚苯硫醚复丝纱的制造方法的特征在于,在离开喷丝头后仅0.1秒〜0.3秒的时间段之后,将细纱的长丝进行活性冷却阶段。 长丝线密度为5dtex〜30dtex,总线性密度为500dtex〜2500dtex,断裂强度为50cN / tex〜80cN / tex,断裂伸长率的聚苯硫醚复丝纱线 对于断裂强度在50cN / tex至80cN / tex的范围内的断裂强度为18cN / tex至80cN / tex,断裂伸长率为16%至30%的纱线为8%至16% tex至60 cN / tex。
    • 7. 发明授权
    • Spinning method
    • 纺纱方法
    • US08182915B2
    • 2012-05-22
    • US12732573
    • 2010-03-26
    • Hendrik MiddeljansEric HeuvelingBastiaan KrinsJohannes Frederick Boer
    • Hendrik MiddeljansEric HeuvelingBastiaan KrinsJohannes Frederick Boer
    • D02G3/00
    • D01D5/088D01D5/092D01F6/62Y10T428/2913Y10T428/2969
    • A method is provided for spinning a multifilament thread from a thermoplastic material, including the steps of extruding the melted material through a spinneret with a plurality of spinneret holes into a filament bundle with a plurality of filaments, winding the filaments as thread after solidifying, and cooling the filament bundle beneath the spinneret, whereby in a first cooling zone the gaseous cooling medium is directed in such a way that it flows through the filament bundle transversely, the cooling medium leaving the filament bundle practically completely on the side opposite the inflow side, and in a second cooling zone beneath the first cooling zone, the filament bundle being cooled further essentially through self-suction of the gaseous cooling medium surrounding the filament bundle.
    • 提供了一种用于从热塑性材料纺丝复丝线的方法,包括以下步骤:将熔融材料通过具有多个喷丝孔的喷丝头挤出到具有多个长丝的丝束中,在固化之后将丝缠绕成线,以及 冷却喷丝板下面的细丝束,由此在第一冷却区域中,气态冷却介质以这样一种方式被引导,使得其横向流过细丝束,冷却介质实际上完全在流入侧的相反一侧离开丝束, 并且在第一冷却区域下方的第二冷却区域中,细丝束基本上通过围绕丝束的气态冷却介质的自吸而进一步冷却。
    • 8. 发明授权
    • Spinning method
    • 纺纱方法
    • US07731876B2
    • 2010-06-08
    • US10520064
    • 2003-06-26
    • Hendrik MiddeljansEric HeuvelingBastiaan KrinsJohannes Frederik Boer
    • Hendrik MiddeljansEric HeuvelingBastiaan KrinsJohannes Frederik Boer
    • D01D5/092D02J1/22
    • D01D5/088D01D5/092D01F6/62Y10T428/2913Y10T428/2969
    • A method is provided for spinning a multifilament thread from a thermoplastic material, including the steps of extruding the melted material through a spinneret with a plurality of spinneret holes into a filament bundle with a plurality of filaments, winding the filaments as thread after solidifying, and cooling the filament bundle beneath the spinneret, whereby in a first cooling zone the gaseous cooling medium is directed in such a way that it flows through the filament bundle transversely, the cooling medium leaving the filament bundle practically completely on the side opposite the inflow side, and in a second cooling zone beneath the first cooling zone, the filament bundle being cooled further essentially through self-suction of the gaseous cooling medium surrounding the filament bundle.
    • 提供了一种用于从热塑性材料纺丝复丝线的方法,包括以下步骤:将熔融材料通过具有多个喷丝孔的喷丝头挤出到具有多个长丝的丝束中,在固化之后将丝缠绕成线,以及 冷却喷丝板下面的细丝束,由此在第一冷却区域中,气态冷却介质以这样一种方式被引导,使得其横向流过细丝束,冷却介质实际上完全在流入侧的相反一侧离开丝束, 并且在第一冷却区域下方的第二冷却区域中,细丝束基本上通过围绕丝束的气态冷却介质的自吸而进一步冷却。
    • 9. 发明授权
    • Method of making graded index polymeric optical fibers
    • 分级折射率聚合物光纤的制备方法
    • US6106745A
    • 2000-08-22
    • US76934
    • 1998-05-13
    • Bastiaan KrinsRichard Hendrikus Gerrit Brinkhuis
    • Bastiaan KrinsRichard Hendrikus Gerrit Brinkhuis
    • B29C47/00G02B6/028B29D11/00
    • G02B6/02038B29C47/0014B29C47/00
    • Disclosed is a method of making a graded index polymer optical fiber comprising a multicomponent spinning process employing spinning masses comprising a core spinning mass and a sheath spinning mass, the spinning masses comprising a polymer, a polymerizable monomer, and an initiator. The monomer in the core spinning mass has a higher refractive index than the monomer in the sheath spinning mass, and the spinning masses are extruded and cured. The spinning conditions are chosen such that the monomers are substantially contained within the fiber during extrusion and curing and the total of the spinning masses is intrinsically thread forming. The spinning masses may be extruded in, e.g., water. The core and the sheath polymer may be, e.g., poly(methyl methacrylate); the core monomer may be methyl methacrylate, and the sheath monomer may be 2,2,3,3-tetrafluoropropyl methacrylate; or the core and the sheath polymer may be, e.g., poly(styrene-co-acrylonitrile); the core monomer may be benzyl methacrylate, and the sheath monomer may be methyl methacrylate. The spinning masses are solutions of the polymer in the monomer having a polymer concentration of from 20 to 70% by weight.
    • 公开了一种制备分级折射率聚合物光纤的方法,其包括使用纺丝团的多组分纺丝方法,所述纺丝团包括芯纺丝物质和皮纺纺物质,纺丝团包含聚合物,可聚合单体和引发剂。 芯纺丝组织中的单体的折射率比鞘纺丝质量中的单体高,纺丝质量被挤出和固化。 选择纺丝条件使得在挤出和固化期间单体基本上包含在纤维中,并且纺丝质量的总和本身是螺纹形成的。 纺丝团可以在例如水中挤出。 芯和鞘聚合物可以是例如聚(甲基丙烯酸甲酯); 核心单体可以是甲基丙烯酸甲酯,鞘单体可以是甲基丙烯酸2,2,3,3-四氟丙酯; 或者芯和鞘聚合物可以是例如聚(苯乙烯 - 共 - 丙烯腈); 核心单体可以是甲基丙烯酸苄酯,鞘单体可以是甲基丙烯酸甲酯。 纺丝物质是聚合物在聚合物浓度为20至70重量%的单体中的溶液。