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    • 1. 发明专利
    • Composite separation membrane
    • 复合分离膜
    • JP2010227757A
    • 2010-10-14
    • JP2009075878
    • 2009-03-26
    • Toray Ind Inc東レ株式会社
    • KOMORI KENJIMINEGISHI SHINICHIKOBAYASHI ATSUSHI
    • B01D69/02B01D69/12B01D71/34B01J20/06C02F1/28
    • PROBLEM TO BE SOLVED: To provide a composite separation membrane which is excellent in a separation characteristic, a water permeability performance, chemical strength (chemical resistance), physical strength and an antifouling property, which can separate a low molecular compound and an ion that can be hardly separated by a conventional microfiltration membrane or a conventional ultrafiltration membrane and which is effective in boron removal or the like from seawater and further to provide a water treating apparatus using the composite separation membrane and a method for driving the same. SOLUTION: The composite separation membrane contains a layer of three dimensional network structure which is formed of a thermoplastic resin (A) and has an average pore diameter of a surface between 0.01 μm and 1 μm and a layer made of porous structure which is formed of a thermoplastic resin (B) and contains an adsorbent. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种分离性优异,透水性,化学强度(耐化学性),物理强度和防污性优异的复合分离膜,其可以分离低分子化合物和 通过常规的微滤膜或常规的超滤膜难以分离的离子,并且其可以有效地从海水中除去硼等,并且还提供使用该复合分离膜的水处理装置及其驱动方法。 解决方案:复合分离膜包含由热塑性树脂(A)形成的三维网状结构的层,其平均孔径为0.01μm至1μm的表面和由多孔结构制成的层 由热塑性树脂(B)形成并含有吸附剂。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Method for producing lactic acid
    • 生产乳酸的方法
    • JP2009142265A
    • 2009-07-02
    • JP2008282820
    • 2008-11-04
    • Toray Ind Inc東レ株式会社
    • ITO MASATERUSAWAI KENJIMINEGISHI SHINICHIITO TSUNETOSAWAI HIDEKIYAMADA MASANARI
    • C12P7/56
    • PROBLEM TO BE SOLVED: To provide a method for producing lactic acid, comprising a step of removing a coloring component before occurrence of coloring in order to solve a problem in which lactic acid is colored by a Maillard reaction when heating a lactic acid solution by operation such as distillation without removing the coloring component when separating and refining lactic acid from a fermented culture solution after finishing fermentation in fermentation of lactic acid by a microorganism.
      SOLUTION: In the method for refining lactic acid, coloring component can effectively be separated and removed by passing a culture solution of lactic acid fermented by a microorganism through a nano filter and filtering the solution.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决问题的方法:提供一种生产乳酸的方法,其包括在着色前除去着色成分的步骤,以解决在加热乳酸时通过美拉德反应使乳酸着色的问题 在通过微生物发酵乳酸后发酵完成发酵后从发酵培养液中分离和精制乳酸时,无需去除着色成分即可进行蒸馏等操作。 解决方案:在乳酸精制方法中,通过使微生物发酵的乳酸培养液通过纳滤器过滤并过滤溶液,可有效地分离和除去着色成分。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Method for producing chemicals by continuous fermentation
    • 通过连续发酵生产化学品的方法
    • JP2009050178A
    • 2009-03-12
    • JP2007217976
    • 2007-08-24
    • Toray Ind Inc東レ株式会社
    • MINEGISHI SHINICHIITOU TSUGUHITOMIMIZUKA TAKASHISAWAI HIDEKISAWAI KENJIYAMADA MASANARI
    • C12P7/56C12N15/09
    • PROBLEM TO BE SOLVED: To provide a method and an apparatus for producing chemicals by a continuous fermentation method stably maintaining the high productivity for a long time under a simple operation condition. SOLUTION: The continuous fermentation method includes separating a fermentation culture liquid into a filtrate and an unfiltered liquid by a porous separation membrane, collecting the chemicals of required fermentation products from the filtrate, and holding or returning the unfiltered liquid in or to the fermentation culture liquid. In the method, the filtration treatment can stably be carried out with a low differential pressure between both sides of the membrane by regulating the concentration of a chemical antifoamer in a reaction vessel so as to be 1 to 150 ppm to extremely improve the production efficiency of the chemicals by the fermentation. COPYRIGHT: (C)2009,JPO&INPIT
    • 待解决的问题:提供一种通过连续发酵方法生产化学品的方法和装置,其在简单的操作条件下长期稳定地保持高生产率。 解决方案:连续发酵方法包括通过多孔分离膜将发酵培养液分离成滤液和未过滤的液体,从滤液中收集所需发酵产物的化学物质,并将未过滤的液体保持或返回到 发酵培养液。 在该方法中,通过将反应容器中的化学消泡剂的浓度调节为1〜150ppm,能够以膜的两面之间的低压差稳定地进行过滤处理,以极大地提高生产效率 化学品通过发酵。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Manufacturing method for microporous membrane and microporous membrane
    • 微波膜和微孔膜的制备方法
    • JP2003320228A
    • 2003-11-11
    • JP2002131269
    • 2002-05-07
    • Toray Ind Inc東レ株式会社
    • TAN KOICHIISHIZAKI TOSHIYUKIMINEGISHI SHINICHIHENMI MASAHIRO
    • B01D71/34B01D63/02B01D69/08C02F1/44C08J9/26
    • Y02A20/131
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a microporous membrane having high strength and high water permeability and developing an excellent separation capacity by using a polyvinylidene fluoride resin having high chemical resistance.
      SOLUTION: A polymer solution containing a polyvinylidene fluoride resin and a solvent is discharged from a discharge orifice with a temperature Ts and the discharged solution is cooled to obtain the microporous membrane. The crystallization temperature Tc of the polymer solution is 40-120°C and the average temperature falling speed of the polymer solution at the time of passage at a temperature Tc when the polymer solution is cooled is 2×10
      3 -10
      6 °C/min and Ts satisfies the relation of Tc≤Ts≤Tc+90.
      COPYRIGHT: (C)2004,JPO
    • 解决方案:提供一种制造具有高强度和高透水性的微多孔膜的方法,并且通过使用具有高耐化学性的聚偏二氟乙烯树脂显影出优异的分离能力。 解决方案:将含有聚偏二氟乙烯树脂和溶剂的聚合物溶液从温度Ts的排出孔排出,并将排出的溶液冷却以获得微孔膜。 聚合物溶液的结晶温度Tc为40〜120℃,聚合物溶液冷却时的温度Tc时的聚合物溶液的平均降温速度为2×10 3 SP > -10 6℃/ min,Ts满足Tc≤Ts≤Tc+ 90的关系。 版权所有(C)2004,JPO
    • 8. 发明专利
    • Method for operating continuous fermentation apparatus
    • 操作连续发酵装置的方法
    • JP2011193787A
    • 2011-10-06
    • JP2010063655
    • 2010-03-19
    • Toray Ind Inc東レ株式会社
    • TAKEUCHI NORIHIROMINEGISHI SHINICHICHEON JIHOONNISHIDA MAKOTO
    • C12N1/00B01D61/14B01D61/22B01D65/02B01D65/06C12M1/00
    • PROBLEM TO BE SOLVED: To provide a method for operating a continuous fermentation apparatus, comprising producing and recovering a product by the fermentation with a separation membrane, by which filterability can be held for the high concentration fermentation of a microorganism mixture liquid.SOLUTION: In the method for operating the continuous fermentation apparatus, comprising introducing an undiluted liquid containing an unconverted substance into the fermentation apparatus, converting the unconverted substance with a microorganism-containing liquid, filtering the treated solution with a separation membrane, continuously holding the non-permeated solution in the fermentation apparatus, and simultaneously continuously taking out the permeated solution containing the converted substance, at least one of a water content added to the undiluted liquid containing the unconverted substance, a water content added to a pH-adjusting liquid, and a water content directly added to the fermentation apparatus are adjusted, in response to a water content contained in a back pressure washing liquid for back pressure-washing the separation membrane from the secondary side to the primary side, thus controlling the total content of water flowed in the fermentation apparatus at a constant content.
    • 要解决的问题:提供一种操作连续发酵装置的方法,其包括用分离膜通过发酵生产和回收产物,通过其可以保持用于微生物混合物液体的高浓度发酵的过滤性。解决方案:在 用于操作连续发酵装置的方法,包括将含有未转化物质的未稀释液体引入发酵装置中,用含微生物的液体转化未转化的物质,用分离膜过滤处理的溶液,连续保持非渗透溶液 在发酵装置中,同时连续取出含有转化物质的透过液,加入到含有未转化物质的未稀释液体中的水分含量,添加到pH调节液体中的水分含量和水分含量中的至少一种 直接添加到发酵罐 响应于用于将分离膜从次级侧向初级侧进行背压清洗的背压清洗液中的含水量进行调整,由此控制发酵装置中流动的水的总量为常数 内容。
    • 9. 发明专利
    • Method for operating continuous fermentation apparatus
    • 操作连续发酵装置的方法
    • JP2011188791A
    • 2011-09-29
    • JP2010057105
    • 2010-03-15
    • Toray Ind Inc東レ株式会社
    • CHEON JIHOONMINEGISHI SHINICHITAKEUCHI NORIHIRONISHIDA MAKOTO
    • C12M1/12B01D65/06C12N1/00
    • PROBLEM TO BE SOLVED: To provide a method for supplying a washing agent which enables the holding of filterability and the control of a microorganism concentration for the high concentration culture of a microorganism-mixed liquid, when the product is produced and recovered by fermentation using a separation membrane.
      SOLUTION: The method for operating a continuous fermentation apparatus, includes supplying a washing agent containing an aqueous hypochlorite solution from the penetrated liquid side of a membrane module to wash the membrane, on a continuous fermentation operation for introducing an undiluted solution containing an unconverted substance into a fermentation tank, converting the unconverted substance with a microorganism-containing solution, filtering the conversion solution with the membrane module, and continuously holding a non-penetrated solution in the fermentation tank, and simultaneously taking out a penetrated solution containing the converted substance. The method includes controlling conditions for supplying the washing agent based on the concentration of the microorganisms in the fermentation tank.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 待解决的问题:提供一种能够提供能够保持微生物混合液的高浓度培养的过滤性和微生物浓度的控制的洗涤剂的方法,当通过以下方式制备和回收产品时 使用分离膜进行发酵。 解决方案:连续发酵装置的操作方法包括:在连续发酵操作中,从膜组件的穿透液侧供给含有次氯酸盐水溶液的洗涤剂,以便将含有 将未转化的物质转移到发酵罐中,用含微生物的溶液转化未转化的物质,用膜组件过滤转化溶液,并将不渗透的溶液持续保持在发酵罐中,同时取出含有转化的 物质。 该方法包括基于发酵罐中微生物的浓度来控制供应洗涤剂的条件。 版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Polyvinylidene fluoride-based multiple membrane and method for producing the same
    • 聚氟乙烯基氟化物多孔膜及其制造方法
    • JP2010094670A
    • 2010-04-30
    • JP2009216681
    • 2009-09-18
    • Toray Ind Inc東レ株式会社
    • ISHIZAKI TOSHIYUKIMINAKI TAKASHIIWAI KENTAMINEGISHI SHINICHI
    • B01D71/34B01D69/12B01D71/12B32B27/30C08J9/00C08J9/28C08J9/42C08L1/10C08L27/16
    • PROBLEM TO BE SOLVED: To provide a polyvinylidene fluoride-based multiple membrane having good capability of removing viruses, pure water permeation performance, and physical strength in a simple process in order to stabilize the water quality of permeation water through improvement of separation functions to a greater extent than conventional water treatment membranes.
      SOLUTION: The polyvinylidene fluoride-based multiple membrane contains 50 wt.% or more and 88 wt.% or less of a polyvinylidene fluoride-based resin with viscosity of 2,500 Pa s or more and 12 wt.% or more and 50 wt.% or less of cellulose ester and having a three-dimensional network structure with an average bore size of 0.01 μm or more and 1 μm or less and a thickness of 5 μm or more and 100 μm or less, wherein the multiple membrane is formed via lamination of a separation function layer having no macrovoid of substantially 5 μm or more on a polyvinylidene fluoride-based supporting membrane having a spherical structure with an average diameter of 0.1 μm or more and 5 μm or less.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了通过改善分离来稳定渗透水的水质,提供了在简单的方法中具有良好的去除病毒能力,纯水渗透性能和物理强度的聚偏二氟乙烯基多元膜 比传统的水处理膜功能更大。 解决方案:聚偏二氟乙烯系多层膜的粘度为2500Pa·s以上且12重量%以上且50重量%以下的50重量%以上且88重量%以下的聚偏二氟乙烯系树脂 重量%以下的纤维素酯,具有平均孔径为0.01μm以上且1μm以下,厚度为5μm以上且100μm以下的三维网状结构,其中,多膜为 通过在具有平均直径为0.1μm以上且5μm以下的球形结构的聚偏二氟乙烯系支撑膜上层压没有大致5μm以上的大孔的分离功能层而形成。 版权所有(C)2010,JPO&INPIT