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公开(公告)号：US20190169314A1
公开(公告)日：2019-06-06
申请号：US15757700
申请日：2016-09-05
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Shotaro SHIBATA , Yoshiaki KUMAMOTO , Takuma TSUBOI , Motoi KONISHI
Abstract: Modified cellulose fibers, wherein each of (A) one or more substituents selected from substituents represented by the following general formula (1) and substituents represented by the following general formula (2): —CH2—CH(OH)—R1 (1); —CH2—CH(OH)—CH2—(OA)n-O—R1 (2), wherein each R1 in the general formula (1) and the general formula (2) is independently a linear or branched alkyl group having 3 or more carbon atoms and 30 or less carbon atoms; n in the general formula (2) is a number of 0 or more and 50 or less; and A is a linear or branched, divalent saturated hydrocarbon group having 1 or more carbon atoms and 6 or less carbon atoms, and (B) a substituent represented by the following general formula (3): —CH2—CH(OH)—R2 (3), wherein R2 in the general formula (3) is an alkyl group having 1 or more carbon atoms and 2 or less carbon atoms, is independently bonded to cellulose fibers via an ether bond, wherein the modified cellulose fibers have a cellulose I crystal structure. The resin composition blended with the modified cellulose fibers of the present invention can be suitably used in various industrial applications such as daily sundries, household electric appliance parts, wrapping materials for household electric appliance parts and automobile parts.
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公开(公告)号：US20180118991A1
公开(公告)日：2018-05-03
申请号：US15561454
申请日：2016-03-08
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Yoshiaki KUMAMOTO
CPC classification number: C09K8/10 , A61K8/027 , A61K8/731 , A61K2800/10 , A61K2800/262 , A61K2800/412 , A61L9/01 , A61Q1/06 , A61Q5/02 , A61Q5/10 , A61Q19/00 , C08L1/04 , C09K8/40 , C09K8/588 , C09K8/90 , C09K8/92 , C09K2208/08 , E21B21/00 , E21B43/20 , E21B43/25
Abstract: A water-based composition containing: (A) fine cellulose fibers having a number-average fiber diameter of 0.5 nm or more and 200 nm or less, and having a carboxy group content of 0.1 mmol/g or more, wherein the carboxy group forms a salt with an alkali metal; and (B) an additive containing one or more compounds having carbon atoms and nitrogen atom or atoms, wherein a ratio thereof per molecule of the compound (number of carbon atoms/number of nitrogen atoms) is 3 or more and 45 or less, wherein the content of the component (A) is 0.2% by mass or more and 10% by mass or less, and wherein the content of the component (B) is 3 parts by mass or more and 150 parts by mass or less, based on 100 parts by mass of the component (A), and wherein the water-based composition has a viscosity at 80° C. at a rotational speed of 30 rpm of 80 mPa·s or more. Since the fine cellulose fibers or a salt composite thereof of the present invention retains a high viscosity even under high temperatures, the fine cellulose fibers or a salt composite thereof can be suitably used in various industrial applications represented by thickening agents during gas and oil drilling, cosmetic applications, and other applications requiring manufactured article stability at high temperatures.
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公开(公告)号：US20180244806A1
公开(公告)日：2018-08-30
申请号：US15757784
申请日：2016-09-05
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Takuma TSUBOI , Shotaro SHIBATA , Yoshiaki KUMAMOTO , Motoi KONISHI
IPC: C08B11/193 , C08J3/00 , C08J5/06 , C08L9/06
CPC classification number: C08B11/193 , B60C1/00 , C08B11/08 , C08J3/005 , C08J5/06 , C08J2309/06 , C08J2401/26 , C08L1/284 , C08L9/02 , C08L9/06 , C08L2205/16
Abstract: A rubber composition containing a rubber and modified cellulose fibers, wherein one or more substituents selected from substituents represented by the following general formulas (1) and (2): —CH2—CH(OH)—R1 (1), —CH2—CH(OH)—CH2—(OA)n—O—R1 (2), wherein each R1 in the general formulas (1) and (2) is independently a linear or branched alkyl group having 3 or more carbon atoms and 30 or less carbon atoms; n in the general formula (2) is a number of 0 or more and 50 or less; and A is a linear or branched, divalent saturated hydrocarbon group having 1 or more carbon atoms and 6 or less carbon atoms are bonded to cellulose fibers via an ether bond, wherein the modified cellulose fibers have a cellulose I crystal structure. The rubber composition of the present invention can be suitably used for machine tool parts, household electric appliance parts, automobile parts, and the like.
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公开(公告)号：US20160319467A1
公开(公告)日：2016-11-03
申请号：US15107991
申请日：2014-12-11
Applicant: KAO CORPORATION
Inventor： Kyohei YAMATO , Yoshiaki KUMAMOTO
CPC classification number: D01F11/02 , C08B15/00 , C08B15/04 , C08B15/06 , C08G81/00 , C08L1/02 , C08L1/04 , C08L9/06 , C08L33/08 , C08L33/10 , C08L63/00 , C08L67/00 , C08L2205/16 , D06M13/17 , D06M13/325 , D06M2101/06 , D10B2201/20 , C08L71/02 , C08L71/00 , C08L21/00
Abstract: A fine cellulose fiber composite containing fine cellulose fibers having a carboxy group and an amine having an ethylene oxide/propylene oxide (EO/PO) copolymer moiety, the fine cellulose fibers being bound with the amine at the carboxy group to form a salt, wherein the fine cellulose fibers have a carboxy group content of 0.1 mmol/g or more, and wherein the molecular weight of the EO/PO copolymer moiety is from 700 to 10,000, and wherein a PO content ratio in the EO/PO copolymer moiety is from 1 to 70% by mol. The fine cellulose fiber composite of the present invention has high dispersibility in the resin and can exhibit an effect of increasing strength, so that the fine cellulose fiber composite is suitably as various fillers, and the like.
Abstract translation: 一种细纤维素纤维复合体，其含有具有羧基的细纤维素纤维和具有环氧乙烷/环氧丙烷（EO / PO）共聚物部分的胺，所述微细纤维素纤维与羧基结合形成盐，其中 细纤维素纤维的羧基含量为0.1mmol / g以上，EO / PO共聚物部分的分子量为700〜10000，EO / PO共聚物部分的PO含量为 1〜70摩尔％。 本发明的微细纤维素纤维复合体在树脂中的分散性高，能够发挥强度提高的效果，因此微细纤维素纤维复合材料适合作为各种填料等。
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公开(公告)号：US20190185587A1
公开(公告)日：2019-06-20
申请号：US15757791
申请日：2016-09-05
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Shotaro SHIBATA , Yoshiaki KUMAMOTO
IPC: C08B11/193 , D01F2/28
CPC classification number: C08B11/193 , C08B11/08 , C08G65/22 , C08G65/2606 , C08L25/06 , C08L63/00 , C08L71/02 , D01F2/28 , C08L1/284 , C08L75/16
Abstract: Modified cellulose fibers having an average fiber size of 5 μm or more, wherein one or more substituents selected from substituents represented by the following general formulas (1) and (2): —CH2—CH(OH)—R1 (1); —CH2—CH(OH)—CH2—(OA)n-O—R1 (2); wherein each R1 in the general formulas (1) and (2) is independently a linear or branched alkyl group having 3 or more carbon atoms and 30 or less carbon atoms; n in the general formula (2) is a number of 0 or more and 50 or less; and A is a linear or branched, divalent saturated hydrocarbon group having 1 or more carbon atoms and 6 or less carbon atoms, are bonded to cellulose fibers via an ether bond, wherein the modified cellulose fibers have a cellulose I crystal structure. The modified cellulose fibers of the present invention have high dispersibility in the resin and can exhibit an effect of increasing strength, so that the modified cellulose fibers are suitable as various fillers, and the like, and the resin composition blended with the modified cellulose fibers can be suitably used in daily sundries, household electric appliance parts, wrapping materials for household electric appliance parts, automobile parts, resins for three-dimensional modeling, and the like.
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Patent Agency Ranking
公开(公告)号：US20190010253A1
公开(公告)日：2019-01-10
申请号：US15757747
申请日：2016-09-05
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Shotaro SHIBATA , Yoshiaki KUMAMOTO
IPC: C08B11/193
Abstract: Modified cellulose fibers having an average fiber size of 1 nm or more and 500 nm or less, wherein one or more substituents selected from substituents represented by the following general formulas (1) and (2): —CH2—CH(OH)—R1 (1); —CH2—CH(OH)—CH2—(OA)n-O—R1 (2); wherein each R1 in the general formulas (1) and (2) is independently a linear or branched alkyl group having 3 or more carbon atoms and 30 or less carbon atoms; n in the general formula (2) is a number of 0 or more and 50 or less; and A is a linear or branched, divalent saturated hydrocarbon group having 1 or more carbon atoms and 6 or less carbon atoms, are bonded to cellulose fibers via an ether bond, wherein a viscosity at 25° C. of a dispersion having a concentration of 0.2% by mass, obtained by a finely dispersing treatment in any one of DMF, MEK, and toluene is 15 mPa·s or more, and wherein the modified cellulose fibers have a cellulose I crystal structure. The modified cellulose fibers of the present invention have high dispersibility in the resin and can exhibit an effect of increasing strength, so that the modified cellulose fibers are suitable as various fillers, and the like.
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公开(公告)号：US20160340827A1
公开(公告)日：2016-11-24
申请号：US15108211
申请日：2014-12-11
Applicant: KAO CORPORATION
Inventor： Kyohei YAMATO , Yoshiaki KUMAMOTO
Abstract: A fine cellulose fiber composite containing fine cellulose fibers and a polymer having an ethylene oxide/propylene oxide (EO/PO) copolymer moiety or a propylene oxide (PO) polymer moiety, the fine cellulose fibers being connected with the polymer via an amide bond. The fine cellulose fiber composite of the present invention has high dispersibility in the resin and can exhibit an effect of increasing strength, so that the fine cellulose fiber composite is suitably used as various fillers, and the like. Also, the resin composition of the present invention containing a dispersion of the fine cellulose fiber composite can be suitably used in various industrial applications such as daily sundries, household electric appliance parts, wrapping materials for household electric appliance parts, and automobile parts.
Abstract translation: 包含细纤维素纤维的细纤维素纤维复合物和具有环氧乙烷/环氧丙烷（EO / PO）共聚物部分或环氧丙烷（PO））聚合物部分的聚合物，细纤维素纤维通过酰胺键与聚合物连接。 本发明的微细纤维素纤维复合体在树脂中的分散性高，能够发挥强度提高的效果，因此，优选使用微细纤维素纤维复合体作为各种填料等。 此外，含有细纤维素纤维复合材料的分散液的本发明的树脂组合物可以适用于日用杂货，家用电器零件，家用电器零件用包装材料，汽车部件等各种工业用途。
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公开(公告)号：US20210230795A1
公开(公告)日：2021-07-29
申请号：US17051065
申请日：2019-06-11
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Shotaro SHIBATA , Haruka NAKAGAWA , Yoshiaki KUMAMOTO , Norihiro ITO , Yusaku ASAI
Abstract: The present invention relates to a method for producing modified cellulose fibers having cellulose I crystal structure, comprising: step A: introducing Substituent Group A to cellulose fibers via an ether bond in a solvent comprising water in the presence of a base, and step B: introducing Substituent Group B to cellulose fibers via an ether bond in a solvent comprising water in the presence of a base, wherein the method includes the steps A and B concurrently, or in the order of the step A and then the step B. The cellulose fibers of the present invention obtained by the method for production of the present invention have favorable dispersibility in a hydrophobic medium and a controlled increase in viscosity.
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公开(公告)号：US20190194831A1
公开(公告)日：2019-06-27
申请号：US16290050
申请日：2019-03-01
Applicant: KAO CORPORATION
Inventor： Kyohei YAMATO , Yoshiaki KUMAMOTO
IPC: D01F11/02 , C08L1/02 , C08B15/04 , C08G81/00 , C08L9/06 , C08B15/06 , D06M13/325 , D06M13/17 , C08L67/00 , C08L63/00 , C08L33/10 , C08L33/08 , C08L1/04 , C08B15/00
CPC classification number: D01F11/02 , C08B15/00 , C08B15/04 , C08B15/06 , C08G81/00 , C08L1/02 , C08L1/04 , C08L9/06 , C08L33/08 , C08L33/10 , C08L63/00 , C08L67/00 , C08L2205/16 , D06M13/17 , D06M13/325 , D06M2101/06 , D10B2201/20 , C08L71/02 , C08L71/00 , C08L21/00
Abstract: A fine cellulose fiber composite containing fine cellulose fibers having a carboxy group and an amine having an ethylene oxide/propylene oxide (EO/PO) copolymer moiety, the fine cellulose fibers being bound with the amine at the carboxy group to form a salt, wherein the fine cellulose fibers have a carboxy group content of 0.1 mmol/g or more, and wherein the molecular weight of the EO/PO copolymer moiety is from 700 to 10,000, and wherein a PO content ratio in the EO/PO copolymer moiety is from 1 to 70% by mol. The fine cellulose fiber composite of the present invention has high dispersibility in the resin and can exhibit an effect of increasing strength, so that the fine cellulose fiber composite is suitably as various fillers, and the like.
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公开(公告)号：US20190023859A1
公开(公告)日：2019-01-24
申请号：US15757748
申请日：2016-09-05
Applicant: KAO CORPORATION
Inventor： Yutaka YOSHIDA , Shotaro SHIBATA , Yoshiaki KUMAMOTO
IPC: C08J5/04 , C08L1/28 , C08L101/06
CPC classification number: C08J5/046 , C08B11/08 , C08B11/193 , C08J5/04 , C08J2300/104 , C08J2300/22 , C08J2301/28 , C08L1/28 , C08L1/284 , C08L61/04 , C08L63/00 , C08L79/08 , C08L101/00 , C08L101/06 , C08L67/06 , C08L75/04 , C08L7/02
Abstract: A resin composition containing: (A) one or more resins selected from the group consisting of a thermoplastic resin, and a curable resin selected from an epoxy resin, a (meth)acrylic resin, a phenolic resin, an unsaturated polyester resin, a polyurethane resin, or a polyimide resin; and (B) modified cellulose fibers wherein one or more substituents selected from substituents represented by the following general formulas (1) and (2): —CH2—CH(OH)—R1 (1), —CH2—CH(OH)—CH2—(OA)n-O—R1 (2), wherein each R1 in the general formulas (1) and (2) is independently a linear or branched alkyl group having 3 or more carbon atoms and 30 or less carbon atoms; n in the general formula (2) is a number of 0 or more and 50 or less; and A is a linear or branched, divalent saturated hydrocarbon group having 1 or more carbon atoms and 6 or less carbon atoms are bonded to cellulose fibers via an ether bond, wherein the modified cellulose fibers have a cellulose I crystal structure. The resin composition of the present invention can be suitably used in various applications such as daily sundries, household electric appliance parts, wrapping materials for household electric appliance parts, automobile parts, and resins for three-dimensional modeling.
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