Suspension of cellulose fiber and method for producing the same
    11.
    发明专利
    Suspension of cellulose fiber and method for producing the same 有权
    纤维素纤维的悬浮液及其制造方法

    公开(公告)号:JP2010168573A

    公开(公告)日:2010-08-05

    申请号:JP2009291857

    申请日:2009-12-24

    Abstract: PROBLEM TO BE SOLVED: To provide a suspension of cellulose fiber suitable as a material for manufacturing an oxygen gas barrier film. SOLUTION: The suspension of cellulose fiber includes cellulose fibers, a polyvalent metal, and a volatile base. The cellulose fibers have an average fiber diameter of ≤200 nm, and cellulose constituting the cellulose fiber has a carboxy group content of 0.1-2 mmol/g. This suspension is suitable as a material for manufacturing a film having oxygen gas barrier properties. COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 待解决的问题:提供适合作为制造氧气阻隔膜的材料的纤维素纤维的悬浮液。 解决方案:纤维素纤维的悬浮液包括纤维素纤维,多价金属和挥发性碱。 纤维素纤维的平均纤维直径≤200nm,构成纤维素纤维的纤维的羧基含量为0.1〜2mmol / g。 该悬浮液适合作为制造具有氧气阻隔性的膜的材料。 版权所有(C)2010,JPO&INPIT

    Method for producing cellulose nanofiber dispersion liquid
    12.
    发明专利
    Method for producing cellulose nanofiber dispersion liquid 有权
    生产纤维素NANOFIBER分散液的方法

    公开(公告)号:JP2014118521A

    公开(公告)日:2014-06-30

    申请号:JP2012276208

    申请日:2012-12-18

    Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a cellulose nanofiber dispersion liquid, in which dispersibility of a cellulose nanofiber in a dispersion medium can be improved and the energy required to re-disperse the cellulose nanofiber in the dispersion medium can be saved.SOLUTION: The method for producing the cellulose nanofiber dispersion liquid comprises: a cellulose nanofiber production step (1) of producing the cellulose nanofiber from a carboxyl group-containing cellulose fiber to be obtained by oxidizing a natural cellulose fiber by using an oxidizer and an N-oxyl compound; a step (2) of mixing the produced cellulose nanofiber with a re-dispersion accelerator to obtain a gelatinized body; and a step (3B) of mixing the obtained gelatinized body, an organic liquid compound, and a dispersant to re-disperse the cellulose nanofiber.

    Abstract translation: 要解决的问题:提供一种纤维素纳米纤维分散液的制造方法,其中可以提高纤维素纳米纤维在分散介质中的分散性,并且可以节省将纤维素纳米纤维重新分散在分散介质中所需的能量。 解决方案:纤维素纳米纤维分散液的制造方法包括:通过使用氧化剂氧化天然纤维素纤维而得到的含羧基纤维素纤维的纤维素纳米纤维的制造纤维素纳米纤维的制造工序(1) 氧基化合物 将生成的纤维素纳米纤维与再分散促进剂混合以获得糊化体的步骤(2); 和将所得胶凝体,有机液体化合物和分散剂混合以再分散纤维素纳米纤维的步骤(3B)。

    Cellulose composite
    13.
    发明专利
    Cellulose composite 有权
    纤维素复合材料

    公开(公告)号:JP2013133582A

    公开(公告)日:2013-07-08

    申请号:JP2011286949

    申请日:2011-12-27

    Abstract: PROBLEM TO BE SOLVED: To provide a cellulose composite capable of efficiently removing active oxygen species such as a fluoride ion and hydrogen peroxide, a method for producing the composite and a water treatment method using the composite.SOLUTION: The present invention provides: [1] a cellulose composite comprising a cellulose fiber and a metal oxyhydroxide, in which the cellulose fiber has an average fiber diameter of 1 to 200 nm; [2] a water treatment method comprising a step of bringing the cellulose composite into contact with water to be treated containing hydrogen peroxide or a fluoride ion; and [3] a method for producing the cellulose composite in which the cellulose fiber and a metal ion-containing aqueous solution are mixed and pH of the resulting solution is adjusted to be on an alkali side with an alkali agent.

    Abstract translation: 要解决的问题:提供能够有效去除活性氧的氟离子和过氧化氢的纤维素复合材料,复合材料的制造方法和使用该复合材料的水处理方法。本发明提供:[1] ]包含纤维素纤维和金属羟基氧化物的纤维素复合材料,其中纤维素纤维的平均纤维直径为1〜200nm; [2]一种水处理方法,包括使所述纤维素复合体与含有过氧化氢或氟离子的被处理水接触的步骤; 和[3]一种制备纤维素复合物的方法,其中将纤维素纤维和含金属离子的水溶液混合,并将所得溶液的pH用碱剂调节至碱的一侧。

    Composite body of micro cellulose fiber, liquid dispersion of micro cellulose fiber and composite material
    14.
    发明专利
    Composite body of micro cellulose fiber, liquid dispersion of micro cellulose fiber and composite material 有权
    微细纤维素纤维的复合体,微细纤维素纤维素和复合材料的液体分散

    公开(公告)号:JP2011140738A

    公开(公告)日:2011-07-21

    申请号:JP2010269128

    申请日:2010-12-02

    Abstract: PROBLEM TO BE SOLVED: To provide a material containing micro cellulose fibers having excellent dispersion stability in organic solvents, suitable for compounding with a plastic material and giving a composite material having high mechanical strength.
    SOLUTION: The composite body of the micro cellulose fiber is produced by adsorbing a surfactant to micro cellulose fibers having a carboxyl group content of 0.1-3 mmol/g. The liquid dispersion of the micro cellulose fiber contains the micro cellulose fiber composite body and an organic solvent. The surfactant is preferably a cationic surfactant and the organic solvent is preferably a polar solvent. The liquid dispersion of the micro cellulose fiber can be produced by a production process comprising addition of the surfactant to an aqueous dispersion of the micro cellulose fibers, dehydration and concentration of the aqueous dispersion to obtain a solid material containing the micro cellulose fibers, and dispersion of the solid material in a solvent containing the organic solvent.
    COPYRIGHT: (C)2011,JPO&INPIT

    Abstract translation: 要解决的问题:提供一种含有在有机溶剂中具有优异的分散稳定性的微纤维素纤维的材料,适用于与塑料材料混合并提供具有高机械强度的复合材料。 解决方案:通过将表面活性剂吸附到具有0.1-3mmol / g的羧基含量的微纤维素纤维上来制备微纤维素纤维的复合体。 微纤维素纤维的液体分散体含有微纤维素纤维复合体和有机溶剂。 表面活性剂优选为阳离子表面活性剂,有机溶剂优选为极性溶剂。 微纤维素纤维的液体分散体可以通过包括向微纤维素纤维的水性分散体中添加表面活性剂,脱水和浓缩水分散体的制备方法来制备,得到含有微纤维素纤维的固体材料和分散体 的固体材料在含有机溶剂的溶剂中。 版权所有(C)2011,JPO&INPIT

    Gas-barrier material, gas-barrier molded article, and method for producing the same
    15.
    发明专利
    Gas-barrier material, gas-barrier molded article, and method for producing the same 有权
    气体阻隔材料,气体阻挡物模制品及其制造方法

    公开(公告)号:JP2010168572A

    公开(公告)日:2010-08-05

    申请号:JP2009291854

    申请日:2009-12-24

    Abstract: PROBLEM TO BE SOLVED: To provide a gas-barrier molded article having high permeation barrier properties against an oxygen gas, water vapor and the like. SOLUTION: The gas-barrier molded article has a cellulose fiber layer having a cross-linked structure formed on the surface of a molding serving as a base material. The cellulose fiber layer having the cross-linked structure is formed by the reaction of cellulose fibers and a cross-linking agent having a reactive functional group. The cellulose fibers contain cellulose fibers having an average fiber diameter of 200 nm or less, wherein cellulose that constitutes the cellulose fibers has a carboxy group content of 0.1 to 2 mmol/g. COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 要解决的问题:提供对氧气,水蒸汽等具有高渗透阻隔性的阻气性模制品。 解决方案:阻气性成型体具有在作为基材的成型体的表面形成的具有交联结构的纤维素纤维层。 具有交联结构的纤维素纤维层通过纤维素纤维与具有反应性官能团的交联剂的反应而形成。 纤维素纤维含有平均纤维直径为200nm以下的纤维素纤维,其中构成纤维素纤维的纤维素的羧基含量为0.1〜2mmol / g。 版权所有(C)2010,JPO&INPIT

    Gas barrier material
    16.
    发明专利
    Gas barrier material 有权
    气体阻隔材料

    公开(公告)号:JP2009057552A

    公开(公告)日:2009-03-19

    申请号:JP2008204273

    申请日:2008-08-07

    Abstract: PROBLEM TO BE SOLVED: To provide a gas barrier material from which a formed body having high gas barrier properties against oxygen or the like can be obtained. SOLUTION: The gas barrier material contains cellulose fibers having an average fiber diameter of not larger than 200 nm. The cellulose constituting the cellulose fibers has a carboxyl group content of 0.1-2 mmol/g. By coating a base with the gas barrier material and drying the coated base, there can be obtained a gas barrier composite body having high oxygen barrier properties and the like. COPYRIGHT: (C)2009,JPO&INPIT

    Abstract translation: 要解决的问题:提供一种气体阻隔材料,由此可以获得具有对氧气等具有高阻气性的成形体。 解决方案:阻气材料含有平均纤维直径不大于200nm的纤维素纤维。 构成纤维素纤维的纤维的羧基含量为0.1〜2mmol / g。 通过用阻气材料涂覆基底并干燥涂覆的基底,可以获得具有高氧阻隔性等的阻气复合体。 版权所有(C)2009,JPO&INPIT

    中空酸化チタン粒子の製造方法
    17.
    发明专利

    公开(公告)号:JP2017114721A

    公开(公告)日:2017-06-29

    申请号:JP2015251239

    申请日:2015-12-24

    Abstract: 【課題】所定の範囲の粒子径、空孔率、平均細孔径及び結晶子サイズを有し、液中における沈降抑制性に優れた中空酸化チタン粒子を効率的に製造し得る方法を提供すること。【解決手段】平均粒子径が0.1μm以上10μm以下であり、空孔率が5体積%以上70体積%以下であり、平均細孔径が100nm以下であり、酸化チタンの結晶子サイズが1Å以上500Å以下である中空酸化チタン粒子の製造方法である。この製造方法は、粒子径1nm以上150nm以下の酸化チタンナノ粒子と、溶媒と、高分子成分とを含む原料液を静電噴霧し、それによって生じた液滴を気相中で乾燥させる静電噴霧工程を有する。【選択図】図2

    樹脂組成物
    18.
    发明专利
    樹脂組成物 有权
    树脂组合物

    公开(公告)号:JP2015007196A

    公开(公告)日:2015-01-15

    申请号:JP2013133156

    申请日:2013-06-25

    Abstract: 【課題】低線熱膨張係数、高光透過率、高耐熱性及び低吸水性を有する、セルロースナノファイバー複合体を含む樹脂組成物を提供すること。【解決手段】本発明の樹脂組成物は、アクリル樹脂又はメタクリル樹脂と、セルロースナノファイバーに炭化水素基がアミド結合を介して結合してなるセルロースナノファイバー複合体とを含有する。炭化水素基は、炭素数が1である炭化水素基であるか、又は炭素数が2以上30以下である飽和若しくは不飽和の直鎖状若しくは分岐状炭化水素基であることが好適である。セルロースナノファイバー複合体の含有量が0.1質量%以上50質量%以下であることも好適である。【選択図】なし

    Abstract translation: 要解决的问题:提供一种包含纤维素纳米纤维复合材料的树脂组合物,其具有低线性热膨胀系数,高透光性,高耐热性和低吸水性。解决方案:本发明的树脂组合物含有丙烯酸 或甲基丙烯酸树脂和通过酰胺键将烃基键合到纤维素纳米纤维上获得的纤维素纳米纤维复合物。 优选烃基为C1烃基或饱和或不饱和的直链或支链C 2 -C 30烃基。 纤维素纳米纤维复合体的含量也优选为0.1〜50质量%。

    Method for producing cellulose nanofiber
    19.
    发明专利
    Method for producing cellulose nanofiber 有权
    生产纤维素纳米纤维的方法

    公开(公告)号:JP2014114332A

    公开(公告)日:2014-06-26

    申请号:JP2012267474

    申请日:2012-12-06

    Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a cellulose nanofiber, in which micronization of an oxidized cellulose fiber can be promoted by micronization treatment while restraining the oxidized cellulose fiber from becoming a short fiber and the energy required to perform micronization treatment can be saved.SOLUTION: The method for producing the cellulose nanofiber comprises: a step of oxidizing a natural cellulose fiber by using an oxidizer and an N-oxyl compound to obtain a carboxyl group-containing cellulose fiber; a step of adding an anionic cellulose derivative to the obtained carboxyl group-containing cellulose fiber; and a micronization step of performing the micronization treatment on the anionic cellulose derivative-added carboxyl group-containing cellulose fiber.

    Abstract translation: 要解决的问题:提供一种纤维素纳米纤维的制造方法,其中通过微粉化处理可以促进氧化纤维素纤维的微细化,同时抑制氧化纤维素纤维变成短纤维,并且进行微粉化处理所需的能量可以是 保存。解决方案:制备纤维素纳米纤维的方法包括:通过使用氧化剂和N-氧基化合物氧化天然纤维素纤维以获得含羧基的纤维素纤维的步骤; 向得到的含有羧基的纤维素纤维中添加阴离子性纤维素衍生物的工序; 以及对含有阴离子性纤维素衍生物的含羧基的纤维素纤维进行微粉化处理的微粉化工序。

    Resin composition
    20.
    发明专利
    Resin composition 有权
    树脂组合物

    公开(公告)号:JP2014034616A

    公开(公告)日:2014-02-24

    申请号:JP2012175886

    申请日:2012-08-08

    Abstract: PROBLEM TO BE SOLVED: To provide a resin composition including fine cellulose fibers and a resin, having practically sufficient mechanical strengths, and entailing a scarce coloration of the resin.SOLUTION: The resin composition of the present invention comprises: a fine cellulose fiber composite provided by coupling, via amide bonds, hydrocarbon groups with fine cellulose fibers; and at least one type of resin selected from the group consisting of polyolefin-based resins, polyvinyl chloride-based resins, polyamide-based resins, and polycarbonate-based resins. It is desirable for the hydrocarbon group to be either a hydrocarbon group having one carbon atom or a saturated or unsaturated, linear or branched hydrocarbon group having at least 2 and no more than 30 carbon atoms.

    Abstract translation: 要解决的问题:提供一种包含细纤维素纤维和树脂的树脂组合物,具有实际上足够的机械强度,并且难以使树脂着色。本发明的树脂组合物包括:提供的细纤维素纤维复合材料 通过酰胺键,烃基与细纤维素纤维偶联; 和选自聚烯烃类树脂,聚氯乙烯类树脂,聚酰胺类树脂,聚碳酸酯类树脂中的至少一种树脂。 烃基优选为具有一个碳原子的烃基或具有至少2个且不超过30个碳原子的饱和或不饱和的直链或支链烃基。

Patent Agency Ranking