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1. 发明授权

US07319078B2 Porous fibrous structure and process for producing the same 失效
标题翻译：多孔纤维结构及其制造方法
公开(公告)号：US07319078B2
公开(公告)日：2008-01-15
申请号：US10268810
申请日：2002-10-11
申请人： Tosirou Yamaguchi , Hisaharu Kuwahara , Hirokuni Tanii
发明人： Tosirou Yamaguchi , Hisaharu Kuwahara , Hirokuni Tanii
IPC分类号： B32B5/18 , B32B3/26 , B32B5/24 , B32B9/00
CPC分类号： D04H1/58 , B01D39/163 , Y10T428/249953 , Y10T428/249962 , Y10T428/249964 , Y10T428/249987 , Y10T442/60 , Y10T442/637 , Y10T442/647 , Y10T442/649 , Y10T442/651 , Y10T442/69 , Y10T442/692 , Y10T442/697
摘要： A novel porous fibrous structure containing from 10 to 100% by weight of wet heat bonding fibers, having cellular cavities in the fibrous structure of the fibers, in which a plurality of indefinite cellular cavities are present independently or in a state of partially connected in the inside of the fibrous structure, at least a portion of the fibers constituting the fibrous structure is heat bonding by the wet heat bonding fibers, and a process for producing such porous fibrous structure.
摘要翻译：一种新型的多孔纤维结构，其含有10-100％（重量）湿热粘合纤维，在纤维的纤维结构中具有细胞腔，其中多个不确定的细胞腔独立存在或处于部分连接的状态在纤维结构的内部，构成纤维结构的纤维的至少一部分通过湿热粘合纤维进行热粘合，以及这种多孔纤维结构体的制造方法。

2. 发明授权

US06508897B1 Porous fibrous structure and process for producing the same 失效
公开(公告)号：US06508897B1
公开(公告)日：2003-01-21
申请号：US09688200
申请日：2000-10-16
申请人： Tosirou Yamaguchi , Hisaharu Kuwahara , Hirokuni Tanii
发明人： Tosirou Yamaguchi , Hisaharu Kuwahara , Hirokuni Tanii
IPC分类号： B32B518
CPC分类号： D04H1/58 , B01D39/163 , Y10T428/249953 , Y10T428/249962 , Y10T428/249964 , Y10T428/249987 , Y10T442/60 , Y10T442/637 , Y10T442/647 , Y10T442/649 , Y10T442/651 , Y10T442/69 , Y10T442/692 , Y10T442/697
摘要： A novel porous fibrous structure containing from 10 to 100% by weight of wet heat bonding fibers, having cellular cavities in the fibrous structure of the fibers, in which a plurality of indefinite cellular cavities are present independently or in a state of partially connected in the inside of the fibrous structure, at least a portion of the fibers constituting the fibrous structure is heat bonding by the wet heat bonding fibers, and a process for producing such porous fibrous structure.

3. 发明授权

US4317729A Ethylene-vinyl alcohol copolymer hollow fiber membranes and method of producing same 失效
标题翻译：乙烯 - 乙烯醇共聚物中空纤维膜及其制备方法
公开(公告)号：US4317729A
公开(公告)日：1982-03-02
申请号：US142227
申请日：1980-04-21
申请人： Shuzo Yamashita , Taku Tanaka , Hirokuni Tanii , Akira Kubotsu , Syuji Kawai
发明人： Shuzo Yamashita , Taku Tanaka , Hirokuni Tanii , Akira Kubotsu , Syuji Kawai
IPC分类号： D01F6/04 , B01D69/08 , B01D71/38 , D01D5/24 , D01F6/30 , D01F6/34 , B29D27/04 , D02G3/00
CPC分类号： D01F6/30 , B01D69/08 , B01D71/38 , D01D5/24 , D01F6/34 , Y10T428/2935 , Y10T428/2975
摘要： A hollow fiber membrane made of an ethylene-vinyl alcohol copolymer is provided, which is characterized in that, when observed in a dry state with an electron microscope, the hollow fiber membrane has at least one dense, active layer (or skin layer) on the inside and/or outside surface thereof and further a three-layered structure comprising two layers respectively contacting the inside and outside surfaces and each consisting of a plurality of particles bonded together and having particle sizes of 0.01 to 2 microns and a substantially particle-free homogeneous layer lying between the two layers.A method of producing such hollow fiber membranes is also provided comprising spinning a spinning solution prepared by dissolving an ethylene-vinyl alcohol copolymer in a solvent mainly consisting of dimethyl sulfoxide, dimethylacetamide, pyrrolidone, N-methylpyrrolidone or a mixture of these through a spinneret for hollow fiber production while simultaneously introducing a coagulating liquid through the central aperture of said spinneret, passing the spun fiber through a gaseous atmosphere such that the fiber is drawn to 3 to 30 times its extrusion rate, and coagulating the fiber in a coagulation bath at a temperature within the range specified below:When 15.ltoreq.C.ltoreq.40, -15.ltoreq.T.ltoreq.1/4C+10where C is polymer concentration (weight %) and T is coagulation temperature (.degree.C.).
摘要翻译：提供一种由乙烯 - 乙烯醇共聚物制成的中空纤维膜，其特征在于，当用电子显微镜在干燥状态下观察时，中空纤维膜具有至少一个致密的有源层（或表层）其内部和/或外部表面，并且还包括三层结构，其包括分别接触内表面和外表面的两层，并且各自由粘合在一起并具有0.01至2微米的颗粒尺寸和基本上无颗粒的多个颗粒组成均匀层位于两层之间。还提供了制造这种中空纤维膜的方法，包括将通过将乙烯 - 乙烯醇共聚物溶解在主要由二甲基亚砜，二甲基乙酰胺，吡咯烷酮，N-甲基吡咯烷酮或它们的混合物的溶剂中制备的纺丝溶液通过喷丝头纺丝，中空纤维生产，同时通过所述喷丝头的中心孔引入凝固液，使纺丝纤维通过气态气氛，使得纤维被拉伸至其挤出速率的3至30倍，并将纤维在凝固浴中凝固温度在下面规定的范围内：当15℃/ 40℃时，-15℃= 1 / 4C + 10其中C是聚合物浓度（重量％），T是凝固温度（℃））。

4. 发明授权

US4269713A Ethylene-vinyl alcohol copolymer membrane and a method for producing the same 失效
标题翻译：乙烯 - 乙烯醇共聚物膜及其制备方法
公开(公告)号：US4269713A
公开(公告)日：1981-05-26
申请号：US71671
申请日：1979-08-31
申请人： Shuzo Yamashita , Syuji Kawai , Hirokuni Tanii , Koichi Takakura
发明人： Shuzo Yamashita , Syuji Kawai , Hirokuni Tanii , Koichi Takakura
IPC分类号： B01D67/00 , B01D69/02 , B01D69/08 , B01D71/38 , B01D39/18 , B01D13/00 , B01D31/00
CPC分类号： B01D71/38 , B01D67/0009 , B01D69/02 , B01D69/08 , B01D2323/12 , B01D2325/02 , Y10T428/2975
摘要： There is described an ethylene-vinyl alcohol copolymer membrane comprising at least a skin layer on its surface and a porous layer supporting the skin layer. The porous layer, when the membrane is observed in the dry state with an electron microscope, contains vacuoles or voids, which present a mono- or multi-layer structure and have straight-line lengths corresponding to 20-99% of the whole thickness of the membrane. In addition, the polymer portion of the porous layer has micropores with an average pore diameter of 0.1-5 microns and the membrane has a porosity of 60-90%.
摘要翻译：描述了在其表面上至少包含表层的乙烯 - 乙烯醇共聚物膜和支撑表皮层的多孔层。当用电子显微镜在干燥状态下观察膜时，多孔层包含空泡或空隙，其呈现单层或多层结构，并且具有对应于整个厚度的20-99％的直线长度膜。此外，多孔层的聚合物部分具有平均孔径为0.1-5微米的微孔，并且膜具有60-90％的孔隙率。

5. 发明授权

US4592887A Method of producing shaped resinous articles 失效
标题翻译：成型树脂制品的生产方法
公开(公告)号：US4592887A
公开(公告)日：1986-06-03
申请号：US368223
申请日：1982-04-14
申请人： Satoshi Bando , Hirokuni Tanii , Yoshio Ohfuji
发明人： Satoshi Bando , Hirokuni Tanii , Yoshio Ohfuji
IPC分类号： B29C33/00 , B29B7/00 , B29B13/00 , B29C33/40 , B29C33/56 , B29C33/62 , B29C39/00 , B29C39/26 , B29C39/36
CPC分类号： B29C33/62 , B29C39/006 , B29K2033/04 , B29K2063/00 , B29K2067/06 , B29K2995/0022 , Y10T428/31786
摘要： Liquid curable resins, such as unsaturated polyester resins, unsaturated epoxy resins, polymethyl methacrylates, are cured in a mold, the casting surface of which, is made of a vinyl alcohol-olefin copolymer to produce a shaped resinous article with an improved and even surface gloss.
摘要翻译：液态固化树脂如不饱和聚酯树脂，不饱和环氧树脂，聚甲基丙烯酸甲酯在模具中固化，其模塑表面由乙烯醇 - 烯烃共聚物制成，以生产具有改进的均匀表面的成型树脂制品光泽度

6. 发明授权

US4362677A Method of producing ethylene-vinyl alcohol copolymer hollow fiber membranes 失效
标题翻译：制备乙烯 - 乙烯醇共聚物中空纤维膜的方法
公开(公告)号：US4362677A
公开(公告)日：1982-12-07
申请号：US270503
申请日：1981-06-04
申请人： Shuzo Yamashita , Taku Tanaka , Hirokuni Tanii , Akira Kubotsu , Syuji Kawai
发明人： Shuzo Yamashita , Taku Tanaka , Hirokuni Tanii , Akira Kubotsu , Syuji Kawai
IPC分类号： D01F6/04 , B01D69/08 , B01D71/38 , D01D5/24 , D01F6/30 , D01F6/34 , B29D27/00
CPC分类号： D01F6/30 , B01D69/08 , B01D71/38 , D01D5/24 , D01F6/34 , Y10T428/2935 , Y10T428/2975
摘要： A hollow fiber membrane made of an ethylene-vinyl alcohol copolymer is provided, which is characterized in that, when observed in a dry state with an electron microscope, the hollow fiber membrane has at least one dense, active layer (or skin layer) on the inside and/or outside surface thereof and further a three-layered structure comprising two layers respectively contacting the inside and outside surfaces and each consisting of a plurality of particles bonded together and having particle sizes of 0.01 to 2 microns and a substantially particle-free homogeneous layer lying between the two layers.A method of producing such hollow fiber membranes is also provided comprising spinning a spinning solution prepared by dissolving an ethylene-vinyl alcohol copolymer in a solvent mainly consisting of dimethyl sulfoxide, dimethylacetamide, pyrrolidone, N-methylpyrrolidone or a mixture of these through a spinneret for hollow fiber production while simultaneously introducing a coagulating liquid through the central aperture of said spinneret, passing the spun fiber through a gaseous atmosphere such that the fiber is drawn to 3 to 30 times its original length, and coagulating the fiber in a coagulation bath at a temperature within the range specified below:When 15.ltoreq.C.ltoreq.40, -15.ltoreq.T.ltoreq.1/4C+10where C is polymer concentration (weight %) and T is coagulation temperature (.degree.C.).
摘要翻译：提供一种由乙烯 - 乙烯醇共聚物制成的中空纤维膜，其特征在于，当用电子显微镜在干燥状态下观察时，中空纤维膜具有至少一个致密的有源层（或表层）其内部和/或外部表面，并且还包括三层结构，其包括分别接触内表面和外表面的两层，并且各自由粘合在一起并具有0.01至2微米的颗粒尺寸和基本上无颗粒的多个颗粒组成均匀层位于两层之间。还提供了制造这种中空纤维膜的方法，包括将通过将乙烯 - 乙烯醇共聚物溶解在主要由二甲基亚砜，二甲基乙酰胺，吡咯烷酮，N-甲基吡咯烷酮或它们的混合物的溶剂中制备的纺丝溶液通过喷丝头纺丝中空纤维生产，同时通过所述喷丝头的中心孔引入凝固液，使纺丝纤维通过气态气氛，使得纤维被拉伸至其原始长度的3至30倍，并将纤维在凝固浴中凝固温度在下面规定的范围内：当15℃/ 40℃时，-15℃= 1 / 4C + 10其中C是聚合物浓度（重量％），T是凝固温度（℃））。

7. 发明授权

US4231877A Blood dialyzer 失效
标题翻译：血液透析器
公开(公告)号：US4231877A
公开(公告)日：1980-11-04
申请号：US910462
申请日：1978-05-30
申请人： Kazuhisa Yamauchi , Taku Tanaka , Syuji Kawai , Hirokuni Tanii
发明人： Kazuhisa Yamauchi , Taku Tanaka , Syuji Kawai , Hirokuni Tanii
IPC分类号： A61M1/18 , B01D63/02 , B01D65/00 , B01D31/00
CPC分类号： B01D63/02 , B01D65/00
摘要： The invention relates to a blood dialyzing apparatus comprising at least one bundle of semi-permeable hollow filaments and a cylindrical housing positioning said bundle of filaments and having a large length to inside diameter ratio of 7 to 10.
摘要翻译：本发明涉及一种血液透析装置，其包括至少一束半透空心细丝和定位所述细丝束的圆柱形壳体，其长度与内径之比大于7至10。

8. 发明授权

US4385094A Ethylene-vinyl alcohol hollow fiber membrane and method for the production thereof 失效
标题翻译：乙烯 - 乙烯醇中空纤维膜及其制备方法
公开(公告)号：US4385094A
公开(公告)日：1983-05-24
申请号：US142228
申请日：1980-04-21
申请人： Taku Tanaka , Shuzo Yamashita , Hirokuni Tanii , Akira Kubotsu , Syuji Kawai
发明人： Taku Tanaka , Shuzo Yamashita , Hirokuni Tanii , Akira Kubotsu , Syuji Kawai
IPC分类号： B01D69/08 , B01D71/38 , D01D5/24 , D01F6/30 , D01F6/34 , B29D27/04
CPC分类号： B01D69/08 , B01D71/38 , D01D5/24 , D01F6/30 , D01F6/34 , Y10T428/2975
摘要： There is provided a hollow fiber membrane of ethylene-vinyl alcohol copolymer which is produced by a process comprising extruding a spinning solution of an ethylene-vinyl alcohol copolymer in a solvent selected from the group consisting of dimethylsulfoxide, dimethylacetamide, pyrrolidone, N-methylpyrrolidone and mixtures thereof through a hollow fiber spinneret while a liquid coagulant is introduced into a central aperture of said spinneret, passing the spun fiber through a gaseous atmosphere in a manner such that the fiber is drawn 0.5 to 20 times its extrusion rate and then coagulating said fiber in a coagulating bath at a temperature within the range satisfying the following relationship:when 15.ltoreq.C.ltoreq.40, 1/4C+20.ltoreq.T.ltoreq.1/4C+57wherein C denotes the copolymer concentration of the spinning solution (wt. %) and T denotes the coagulation temperature (.degree.C.).The coagulating liquid can be water or a mixture of the same solvent as that of said spinning solution with no less than 20 weight % of water.
摘要翻译：提供了一种乙烯 - 乙烯醇共聚物的中空纤维膜，其通过以下方法制备，该方法包括将乙烯 - 乙烯醇共聚物的纺丝溶液在选自二甲基亚砜，二甲基乙酰胺，吡咯烷酮，N-甲基吡咯烷酮和其混合物通过中空纤维喷丝头，同时将液体凝结剂引入所述喷丝头的中心孔中，使纺丝纤维以气态气氛使纤维以0.5至20倍的挤出速率拉伸，然后使纤维凝结在满足以下关系的范围内的温度下的凝固浴中：当15℃= 40,1 / 4C + 20℃/ 1 / 4C + 57，其中C表示共聚物浓度纺丝溶液（wt。％）和T表示凝固温度（℃）。凝结液可以是水或与所述纺丝溶液相同溶剂的混合物，其含量不得少于20重量％。

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