公开(公告)号：US20220173403A1

公开(公告)日：2022-06-02

申请号：US17602538

申请日：2019-12-27

Applicant: Kao Corporation

Inventor： Akito ITOI ,  Yutaro KINOSHITA ,  Atsushi HIRAISHI ,  Takahiro YANO ,  Akihiro KOYAMA

IPC: H01M4/62 ,  C08F220/68 ,  C08F220/20 ,  C08K3/04 ,  C08L27/16 ,  H01M4/525

Abstract: The present invention relates to a dispersant composition for carbon nanotubes, containing: a copolymer that includes a structural unit A represented by the following general formula (1) and a structural unit B represented by the following general formula (2); and a solvent, wherein the content of the structural unit B in all structural units of the copolymer is 20 mass % or more. In the following formulae, R1, R2, R3, R5, R6, and R7 are the same or different from each other and are each a hydrogen atom, a methyl group, or an ethyl group, R4 is a hydrocarbon group having 16 to 30 carbon atoms, R8 is a linear or branched alkylene group having 2 to 3 carbon atoms, X1 is on oxygen atom or NH, X2 is an oxygen atom, p is the number of 1 to 8, and R9 is a hydrogen atom, a methyl group, or an ethyl group.

公开(公告)号：US20220177691A1

公开(公告)日：2022-06-09

申请号：US17602580

申请日：2019-12-27

Applicant: KAO CORPORATION

Inventor： Yutaro KINOSHITA ,  Akito ITOI ,  Atsushi HIRAISHI ,  Takahiro YANO ,  Akihiro KOYAMA

IPC: C08L33/10 ,  H01M4/62 ,  H01M4/04 ,  C08L33/26 ,  C08L39/08

Abstract: The present invention relates to a dispersant for a positive electrode of a power storage device. The dispersant is a copolymer that contains a constitutional unit A represented by the following general formula (1) and at least one constitutional unit B selected from the group consisting of a constitutional unit B1 represented by the following general formula (2) and a constitutional unit B2 represented by the following general formula (3). The total content of the constitutional unit A and the constitutional unit B in the copolymer is 80% by mass or more. The content of the constitutional unit A in all constitutional units of the copolymer is 35% by mass or more.

公开(公告)号：US20200369985A1

公开(公告)日：2020-11-26

申请号：US16769446

申请日：2018-12-05

Applicant: KAO CORPORATION

Inventor： Takanori SAITO ,  Yoichiro IMORI ,  Akihiro KOYAMA ,  Yukiko YAMAWAKI

IPC: C11D3/22 ,  C11D11/00 ,  C11D1/83

Abstract: The present invention relates a composition capable of enhancing cleaning properties of a soil during cleaning by treating an object.The composition is a composition containing a modified hydroxyalkyl cellulose and at least one selected from an anionic surfactant and a nonionic surfactant, the modified hydroxyalkyl cellulose being one in which a cationic group and a hydrophobic group represented by the formula (1) are bound to a group resulting from eliminating a hydrogen atom from a hydroxy group of a hydroxyalkyl cellulose. *—Z—R1  (1) wherein, Z represents a single bond or a hydrocarbon group having an oxygen atom; R1 represents a hydrocarbon group having 2 or more carbon atoms; and * represents a binding position to a group resulting from eliminating a hydrogen atom from a hydroxy group of a hydroxyalkyl cellulose.

公开(公告)号：US20200299615A1

公开(公告)日：2020-09-24

申请号：US16769424

申请日：2018-12-05

Applicant: KAO CORPORATION

Inventor： Takanori SAITO ,  Yoichiro IMORI ,  Akihiro KOYAMA ,  Yukiko YAMAWAKI

IPC: C11D3/22 ,  C11D11/00

Abstract: The present invention relates to a soil release agent capable of enhancing cleaning properties for removing a soil during cleaning through treatment of an object, and a soil release composition containing the soil release agent. The soil release agent is a soil release agent including a modified hydroxyalkyl cellulose in which a hydroxyalkyl cellulose is bound to at least one selected from a cationic group and a hydrophobic group including a hydrocarbon group having 4 or more carbon atoms.