公开(公告)号：US20250054987A1

公开(公告)日：2025-02-13

申请号：US18721900

申请日：2022-12-13

Applicant: Arkema France

Inventor： Takehiro FUKUYAMA ,  Stephane BIZET ,  Laureline MARCHAL

IPC: H01M4/62 ,  C08F114/22 ,  C08F214/22 ,  C08F214/28 ,  H01M4/04 ,  H01M4/58 ,  H01M4/583 ,  H01M10/0525

Abstract: The present invention relates generally to the field of electrical energy storage in the lithium storage batteries of Li-ion type. More specifically, the invention relates to a non-fibrillizable binder for a dry-coated electrode for Li-ion battery. Another subject matter of the invention is a process for making an electrode using said binder. The invention also concerns the lithium-ion batteries manufactured by incorporating said electrode.

公开(公告)号：US20240360322A1

公开(公告)日：2024-10-31

申请号：US18291182

申请日：2022-07-21

Applicant: Arkema France

Inventor： Hélène MEHEUST ,  Takehiro FUKUYAMA

IPC: C09D5/03 ,  C08J3/20 ,  C09D7/63 ,  C09D127/16 ,  C09D175/04

CPC classification number: C09D5/031 ,  C08J3/201 ,  C09D7/63 ,  C09D127/16 ,  C09D175/04 ,  C08J2427/16 ,  C08J2467/02

Abstract: The present invention relates to a powder coating composition comprising at least one fluoropolymer resin, at least one polyester resin, and an isocyanate crosslinking agent; wherein the molar ratio of isocyanate groups of the isocyanate crosslinking agent to hydroxyl groups of the polyester resin in the composition is from 2.5 to 5. The present invention further relates to a method for producing said powder coating composition, to the use of said powder coating composition for architectural powder coating, and to a powder coating obtained by applying and curing said powder coating composition.

公开(公告)号：US20220235213A1

公开(公告)日：2022-07-28

申请号：US17626559

申请日：2020-07-10

Applicant: Arkema France

Inventor： Takehiro FUKUYAMA ,  Wensheng HE ,  Thomas FINE ,  Anthony BONNET

IPC: C08L27/16 ,  C08L27/20

Abstract: The invention relates to a silicon graphite anode comprising an aqueous binder, to its method of preparation and to its use in a Li-ion battery. Another subject matter of the invention is the Li-ion batteries manufactured by incorporating this electrode material.

公开(公告)号：US20220056279A1

公开(公告)日：2022-02-24

申请号：US17309761

申请日：2019-12-20

Applicant: ARKEMA FRANCE

Inventor： Takehiro FUKUYAMA ,  Mathieu CAPELOT ,  Samuel DEVISME ,  Antoni NOGUES ,  Lluis CASADEVALL

IPC: C09D5/03 ,  C09D127/16 ,  C09D167/02

Abstract: The invention relates to a resin composition comprising a blend of: a) 10 to 90% by weight of at least one fluoropolymer resin and b) 90 to 10% by weight of at least one semi- crystalline polyester resin, based on the total weight of the fluoropolymer resin and semi-crystalline polymer resin. The invention also relates to a method for producing such resin composition, to a powder coating composition comprising such resin composition and to the use of such resin composition, in particular for architectural powder coating.

公开(公告)号：US20190315993A1

公开(公告)日：2019-10-17

申请号：US16469749

申请日：2017-12-14

Applicant: ARKEMA FRANCE

Inventor： Florent ABGRALL ,  Anthony BONNET ,  Samuel DEVISME ,  Thomas FINE ,  Takehiro FUKUYAMA

IPC: C09D127/16 ,  B05D1/06 ,  C08L33/12 ,  C08K3/013 ,  C08K3/22 ,  C09D5/03 ,  B05D7/14 ,  B05D3/02 ,  B05D3/12

Abstract: The invention relates to fluorinated-acrylic thermoplastic compositions, to powder coatings made of such compositions, and to a process for preparing said powder coatings.