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1. 发明专利

JP2014240528A 立体規則性ポリスチレン系複合紡糸繊維及び短繊維审中-公开
标题翻译：常规聚苯乙烯基复合纺丝纤维和短纤维
公开(公告)号：JP2014240528A
公开(公告)日：2014-12-25
申请号：JP2013122576
申请日：2013-06-11
申请人：国立大学法人信州大学 , Shinshu Univ , 出光興産株式会社 , Idemitsu Kosan Co Ltd
发明人： OGOSHI YUTAKA , IKAGA TOSHIFUMI , HIMENO TATSUYA , YASOJIMA RISA , TAJIMA TAKEJI , YAMAGUCHI HIDEAKI
IPC分类号： D01F8/10 , D06M11/00
摘要：【課題】耐熱性や耐薬品性に優れる立体規則性ポリスチレン系複合紡糸繊維、及び該複合紡糸繊維を用いて得られる立体規則性ポリスチレン系短繊維を提供する。【解決手段】海島構造を有し、島成分がシンジオタクチックポリスチレンからなり、海成分の延伸性が島成分の延伸性より高く、立体規則ポリスチレン系複合繊維を延伸することによって島成分のみを破断し、海成分を分解または溶解除去することで、立体規則性ポリスチレン系短繊維が得られる、立体規則ポリスチレン系複合繊維。【選択図】なし
摘要翻译：要解决的问题：提供一种具有优异的耐热性和耐化学性的立体规则聚苯乙烯基复合纺丝纤维，以及使用该复合纺丝纤维获得的立体规则聚苯乙烯基短纤维。解决方案：提供一种立体规则聚苯乙烯基复合纤维，岛状结构，其中岛成分由间同立构聚苯乙烯制成，海成分的拉伸性高于岛成分的拉伸性，立构规整聚苯乙烯基复合纤维被拉伸而仅破坏岛成分，海成分分解或溶解掉，因此可以获得立构规整的聚苯乙烯基短纤维。

2. 发明专利

JP2010270423A Method for producing ultrafine fiber 审中-公开
标题翻译：生产超细纤维的方法
公开(公告)号：JP2010270423A
公开(公告)日：2010-12-02
申请号：JP2009125461
申请日：2009-05-25
申请人： Shinshu Univ , 国立大学法人信州大学
发明人： TAKASAKI MIDORI , OGOSHI YUTAKA , KINUGAWA SHINYA , MORIE KENGO , SUGIHARA KOSUKE
IPC分类号： D01D5/08 , D01F6/00 , D04H1/728
摘要： PROBLEM TO BE SOLVED: To provide an ultrafine fiber having excellent uniformity of diameter in spite of extremely thin fiber diameter and having high strength, and a nonwoven fabric of the fiber; and to improve laser irradiation efficiency as an energy source for a thinning process.
SOLUTION: The method for producing the ultrafine fiber comprises irradiation of a raw material fiber of a thermoplastic polymer 1 with infrared rays 8 having narrowed irradiation energy density distribution to heat the fiber and reduce viscosity of the fiber, elongation of the raw material fiber by an electrostatic force generated by applying high voltage between the raw material fiber and a target 11 to reduce the fiber diameter, and collection or winding of the ultrafine fibers by guiding the fibers to a collection plate or a bobbin used as the target 11.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供尽管纤维直径非常小并且具有高强度的直径均匀性优异的超细纤维和纤维的无纺布; 并提高作为薄化处理的能量源的激光照射效率。解决方案：超细纤维的制造方法包括用具有变窄的照射能量密度分布的红外线8照射热塑性聚合物1的原料纤维，以加热纤维并降低纤维的粘度，原料的伸长率通过在原料纤维和靶材11之间施加高电压而产生的静电力降低纤维直径，以及通过将纤维引导到用作靶材11的收集板或线轴上来收集或卷绕超细纤维。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2008031617A Biodegradable monofilament and method for producing the same 审中-公开
标题翻译：生物可降解单体及其生产方法
公开(公告)号：JP2008031617A
公开(公告)日：2008-02-14
申请号：JP2007026165
申请日：2007-02-05
申请人： Gunze Ltd , Shinshu Univ , グンゼ株式会社 , 国立大学法人信州大学
发明人： OGOSHI YUTAKA , IKAGA TOSHIFUMI , KONO KATSUMASA , NAKAI KOICHI , TSUKADA SHOICHI , ENDO MASAKI
IPC分类号： D02J1/22 , A61L17/00 , D01F6/62
摘要： PROBLEM TO BE SOLVED: To provide a method for producing biodegradable monofilament of high tensile strength, and to provide the biodegradable monofilament obtained by the method.
SOLUTION: The method for producing the biodegradable monofilament comprises the following process: A copolymer with lactic acid and ε-caprolactone as a recurring unit is melt-spun into monofilament, which is preheated and then drawn under laser irradiation. The biodegradable monofilament obtained by the method is provided.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：待解决的问题：提供一种制造具有高拉伸强度的生物降解性单丝的方法，并提供通过该方法获得的可生物降解的单丝。解决方案：生物降解性单丝的制造方法包括如下工序：将具有乳酸和ε-己内酯的共聚物作为重复单元熔融纺丝成单丝，将其预热，然后在激光照射下拉伸。提供了通过该方法获得的可生物降解的单丝。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2005344227A High-strength composite fiber and production method therefor 审中-公开
标题翻译：高强度复合纤维及其生产方法
公开(公告)号：JP2005344227A
公开(公告)日：2005-12-15
申请号：JP2004164368
申请日：2004-06-02
申请人： Shinshu Univ , 国立大学法人信州大学
发明人： OGOSHI YUTAKA , MATSUYAMA TOSHINORI
IPC分类号： D01F6/92
摘要： PROBLEM TO BE SOLVED: To provide extremely thin and high strength composite fiber and a production method therefor.
SOLUTION: The high-strength composite fiber contains both of polyethylene terephthalate and carbon nanotubes and the weight proportion of the carbon nanotubes is 2 to 10 % based on the total weight of both substances. The production method for this high-strength composite fiber comprises the mixing process step where polyethylene terephthalate and carbon nanotubes are mixed, the kneading process step where the material prepared in the mixing step is kneaded, the fiber-spinning process step where the material prepared in the kneading step is spun into fiber and the heating drawing process step where the fiber prepared in the fiber-spinning step is drawn is heated with carbon dioxide laser beam.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供极薄和高强度复合纤维及其制备方法。解决方案：高强度复合纤维包含聚对苯二甲酸乙二醇酯和碳纳米管，并且碳纳米管的重量比例基于两种物质的总重量为2至10％。该高强度复合纤维的制造方法包括：将混合了聚对苯二甲酸乙二醇酯和碳纳米管的混合工序，将混炼工序中制备的材料进行混炼的捏合工序，将纤维纺丝工序将捏合步骤纺丝成纤维，并且在拉伸纤维纺丝步骤中制备的纤维的加热拉伸处理步骤用二氧化碳激光束加热。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2013042915A Bioabsorbable polymer stent containing medicine and method for producing the same 审中-公开
标题翻译：含有医药的生物可降解聚合物固醇及其生产方法
公开(公告)号：JP2013042915A
公开(公告)日：2013-03-04
申请号：JP2011182465
申请日：2011-08-24
申请人： Shinshu Univ , 国立大学法人信州大学 , Japan Stent Technology Co Ltd , 株式会社日本ステントテクノロジー
发明人： OGOSHI YUTAKA , TAKASAKI MIDORI , YAMATO NOBUTAMI , YAMAGUCHI YUKA , IKAGA TOSHIFUMI , KOMURA IKUO , YAMASHITA SHUZO
IPC分类号： A61F2/82
摘要： PROBLEM TO BE SOLVED: To provide a stent which is excellent in a medicine sustained release property, bioabsorbability and form retainability and is configured from a molding obtained by melting and molding bioabsorbable polymers containing a medicine.SOLUTION: This stent is made of the molding obtained by melting and molding the bioabsorbable polymers. The bioabsorbable polymer is a crystalline polymer having a melting point of 90°C or above. In the stent and a method for producing the stent, the stent is formed by melting and molding a composition containing the bioabsorbable polymer and the medicine having a decomposition temperature of 100°C or above. Preferably, the bioabsorbable polymer is polylactic acid having L forms ≥90% and D forms ≤10%, and preferably, the medicine is argatroban.
摘要翻译：要解决的问题：提供药物缓释性，生物吸收性和形状保持性优异的支架，并且由通过熔融和成型含有药物的生物可吸收聚合物得到的成型体构成。
解决方案：该支架由通过熔融和模制生物可吸收聚合物获得的模制品制成。生物可吸收性聚合物是熔点为90℃以上的结晶聚合物。在该支架和支架的制造方法中，通过将包含生物可吸收性聚合物的组合物和分解温度为100℃以上的药物熔融成型而形成支架。优选地，生物可吸收性聚合物是L型≥90％，D型≤10％的聚乳酸，优选为阿加曲班。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2013042914A Stent and method of manufacturing the same 审中-公开
标题翻译：其制造方法及其制造方法
公开(公告)号：JP2013042914A
公开(公告)日：2013-03-04
申请号：JP2011182464
申请日：2011-08-24
申请人： Shinshu Univ , 国立大学法人信州大学 , Japan Stent Technology Co Ltd , 株式会社日本ステントテクノロジー
发明人： OGOSHI YUTAKA , TAKASAKI MIDORI , YAMATO NOBUTAMI , YAMAGUCHI YUKA , IKAGA TOSHIFUMI , KOMURA IKUO , YAMASHITA SHUZO
IPC分类号： A61L31/00 , A61F2/82
摘要： PROBLEM TO BE SOLVED: To provide a stent structure configured in such a manner that it is easily enlarged after being inserted into a blood vessel and is not easily contracted with excellent form retention after being enlarged, and to provide a method of manufacturing the stent structure.SOLUTION: The stent comprising a tube made of a fibrous structure, contains monofilaments which are formed of a thermally fusible polymer and whose monofilament diameter is cyclically changed in the length direction of the monofilaments. In the method of manufacturing the stent comprising the tube made of the fibrous structure, an unstretched monofilament formed by spinning the thermally fusible polymer or the aggregate of the monofilaments is stretched while being intermittently irradiated with a laser, the monofilament whose monofilament diameter is cyclically changed in the length direction of the monofilament is manufactured, and the tube made of the fibrous structure is manufactured from the monofilament.
摘要翻译：要解决的问题：提供一种支架结构，其构造成在插入血管之后容易扩大，并且在扩大后不容易地以良好的形状保持力收缩，并提供制造方法支架结构。解决方案：包括由纤维结构制成的管的支架包含由热熔性聚合物形成的单丝，其单丝直径在单丝的长度方向上循环变化。在制造包含由纤维结构体制成的管的支架的方法中，通过纺丝热熔聚合物或单丝的骨料而形成的未拉伸单丝在被激光间歇地照射的同时被拉伸，其单丝直径循环变化的单丝在单丝的长度方向上制造，并且由单丝制造由纤维结构体制成的管。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2010285699A Ultrafine polyurethane fiber and method for producing the same 有权
标题翻译：超纤维聚氨酯纤维及其制造方法
公开(公告)号：JP2010285699A
公开(公告)日：2010-12-24
申请号：JP2009138169
申请日：2009-06-09
申请人： Kb Seiren Ltd , Kbセーレン株式会社 , Shinshu Univ , 国立大学法人信州大学
发明人： FUJII TAKAYUKI , SAITO MASAHARU , SHIMIZU HIROYASU , TAKASAKI MIDORI , OGOSHI YUTAKA
IPC分类号： D01F6/70 , D01D5/08 , D04H1/4358 , D04H1/728
摘要： PROBLEM TO BE SOLVED: To provide ultrafine polyurethane fibers having ultrafine diameters and simultaneously having high diameter uniformity without using a solvent. SOLUTION: There are provided ultrafine polyurethane fibers obtained by an electrospinning method, characterized in that the ultrafine polyurethane fibers are formed by electrospinning a polyurethane melted liquid; and the method for producing the ultrafine polyurethane fibers, characterized by applying a high electric voltage to between a target and a polyurethane melted liquid heated by the irradiation of infrared rays and imparting an air flow to the polyurethane melted liquid to draw and thin the polyurethane melted liquid to the target. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供具有超细直径并且同时具有高直径均匀性的超细聚氨酯纤维，而不使用溶剂。解决方案：提供通过静电纺丝法获得的超细聚氨酯纤维，其特征在于，通过静电纺丝聚氨酯熔融液体形成超细聚氨酯纤维; 以及生产超细聚氨酯纤维的方法，其特征在于，通过在红外线照射下加热的目标物与聚氨酯熔融液体之间施加高电压，并向聚氨酯熔融液体赋予空气流以使聚氨酯熔融液体到目标。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2009262484A Heating method of propylene type polymer film or sheet and production process of stretched film 审中-公开
标题翻译：丙烯类聚合物薄膜或薄片的加热方法和拉伸薄膜的生产工艺
公开(公告)号：JP2009262484A
公开(公告)日：2009-11-12
申请号：JP2008117053
申请日：2008-04-28
申请人： Shinshu Univ , Tohcello Co Ltd , 国立大学法人信州大学 , 東セロ株式会社
发明人： ENDO MASAKI , HASEBE HIROYUKI , OGOSHI YUTAKA , IKAGA TOSHIFUMI , NEMOTO KAORU , TAKEDA MITSUHIRO
IPC分类号： B29C55/06 , B29C35/08 , B29K23/00 , B29L7/00
摘要： PROBLEM TO BE SOLVED: To provide a uniform heating method in width direction of a propylene polymer film or sheet, a production process of a stretched film by further stretching the film or sheet in longitudinal direction and a stretched film of high uniformity in thickness.
SOLUTION: The uniform heating method of the propylene polymer film or sheet is characterized by equalizing a light strength in a width direction surface of the film or sheet where an irradiated laser reaches, on an occasion of laser irradiation heating in width direction of the propylene polymer film or sheet continuously traveling in longitudinal direction. Also disclosed are the production process of the stretched film and the stretched film obtained thereby, wherein the production process is characterized by continuously stretching the propylene polymer film or sheet by the heating method in longitudinal direction.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了在丙烯聚合物膜或片材的宽度方向上提供均匀的加热方法，通过进一步在纵向方向拉伸膜或片材的拉伸膜的制造方法和均匀的均匀的拉伸膜厚度。解决方案：丙烯聚合物膜或片的均匀加热方法的特征在于，在照射激光到达的膜或片的宽度方向表面上的光强度均匀化时，在宽度方向的激光照射加热的情况下丙烯聚合物膜或片材沿纵向连续行进。还公开了拉伸膜和由此获得的拉伸膜的制造方法，其中制造方法的特征在于通过沿纵向的加热方法连续拉伸丙烯聚合物膜或片。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2009185425A Hollow carbon fiber 审中-公开
标题翻译：中空碳纤维
公开(公告)号：JP2009185425A
公开(公告)日：2009-08-20
申请号：JP2008028555
申请日：2008-02-08
申请人： Shinshu Univ , 国立大学法人信州大学
发明人： OGOSHI YUTAKA , GOTO YASUO , TOMIZAWA CHIEMI
IPC分类号： D01F9/21 , C01B31/02 , D01F9/16 , D01F9/24 , D06M11/09 , D06M11/28
摘要： PROBLEM TO BE SOLVED: To inexpensively provide a hollow carbon fiber expected to have a great demand in industrial field.
SOLUTION: The hollow carbon fiber is produced by baking an organic fiber containing large amount of a halogen on the outer circumference of the fiber in an oxygen-shielded atmosphere. Usable organic fibers are polymer fibers selected from a polyvinyl alcohol fiber, an acrylic fiber, a cellulose fiber, a polyester fiber, a polyamide fiber, a polyolefin fiber, an ethylene-vinyl alcohol copolymer fiber and a blended polymer composed of a polyvinyl alcohol and the polymer of the above fibers.
COPYRIGHT: (C)2009,JPO&INPIT

10. 发明专利

JP2008013855A Method for producing polyvinyl alcohol-based fiber 有权
标题翻译：用于生产聚乙烯醇的纤维的方法
公开(公告)号：JP2008013855A
公开(公告)日：2008-01-24
申请号：JP2006182912
申请日：2006-07-03
申请人： Shinshu Univ , 国立大学法人信州大学
发明人： GOTO YASUO , NARISAWA TATSUYA , IKAGA TOSHIFUMI , NAKURA MASANORI , OGOSHI YUTAKA
IPC分类号： D01F6/50 , D02J1/22
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a high strength polyvinyl alcohol-based fiber.
SOLUTION: This method for producing the high strength polyvinyl alcohol fiber provides a relatively high total drawing ratio by preparing an aqueous polyvinyl alcohol solution containing iodine and an iodide salt as a spinning solution, extruding the solution to a cooling phase through a nozzle to obtain a gel fiber, removing the solvent and then drawn.
COPYRIGHT: (C)2008,JPO&INPIT

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