公开(公告)号：US20160271912A1

公开(公告)日：2016-09-22

申请号：US15027817

申请日：2014-10-06

Applicant: ARKEMA FRANCE

Inventor： Stephane BIZET ,  Anthony BONNET ,  Samuel DEVISME ,  Thomas Fine ,  Barbara RAMFEL

IPC: B32B27/08 ,  B32B27/28 ,  B32B27/40 ,  B32B27/34 ,  B32B27/36 ,  C08J5/18 ,  B32B27/32

CPC classification number: B32B27/08 ,  B32B7/12 ,  B32B27/12 ,  B32B27/281 ,  B32B27/286 ,  B32B27/302 ,  B32B27/304 ,  B32B27/306 ,  B32B27/308 ,  B32B27/32 ,  B32B27/34 ,  B32B27/36 ,  B32B27/365 ,  B32B27/40 ,  B32B2262/0269 ,  B32B2262/101 ,  B32B2307/306 ,  B32B2307/412 ,  B32B2307/714 ,  B32B2457/12 ,  C08J5/18 ,  C08J2327/16 ,  C08J2433/12 ,  C08K5/005 ,  C08K5/315 ,  C08K5/3475 ,  C08K5/3492 ,  C08L27/16 ,  C08L33/12 ,  F24S40/40 ,  F24S80/525 ,  H01L31/049 ,  Y02E10/50

Abstract: The present invention concerns compositions made from fluorinated polymers and the uses of same in order to produce transparent monolayer or multilayer films intended to protect various substrates. The polymer composition consists of at least one polymer made from vinylidene fluoride, at least one acrylic polymer and at least one UV absorber, the mass ratio of said fluorinated polymer being 60 and 90%, the mass ratio of said UV absorber being from 0.5 to 5% and the molecular weight of the latter is greater than 500 g/mol.

Abstract translation: 本发明涉及由氟化聚合物制备的组合物及其用途，以制备旨在保护各种基材的透明单层或多层膜。 聚合物组合物由至少一种由偏二氟乙烯制成的聚合物，至少一种丙烯酸聚合物和至少一种UV吸收剂组成，所述氟化聚合物的质量比为60-90％，所述UV吸收剂的质量比为0.5至 5％，后者的分子量大于500g / mol。

公开(公告)号：US20210317285A1

公开(公告)日：2021-10-14

申请号：US16956818

申请日：2019-01-14

Applicant: ARKEMA FRANCE

Inventor： Stephane BIZET ,  Thomas Pierre Brossier

IPC: C08K3/36 ,  B33Y10/00 ,  B33Y70/00 ,  B29C64/153

Abstract: The invention relates to a composition based on a thermoplastic fluoropolymer powder, in particular on polyvinylidene fluoride (PVDF) with improved flowability, particularly suitable for manufacturing parts by 3D laser sintering. The invention also relates to a method for agglomerating powder layer by layer, by melting or sintering using said composition. The invention finally relates to a three-dimensional article obtained by implementing said method.

公开(公告)号：US20230183494A1

公开(公告)日：2023-06-15

申请号：US16958817

申请日：2019-01-15

Applicant: ARKEMA FRANCE

Inventor： Stephane BIZET ,  Julien Le Boterff

IPC: C09D5/03 ,  C08F14/18 ,  C08K3/36 ,  C09D127/12 ,  C09D7/61 ,  B33Y70/00

CPC classification number: C09D5/037 ,  C08F14/185 ,  C08K3/36 ,  C09D5/031 ,  C09D127/12 ,  C09D7/61 ,  B33Y70/00 ,  B33Y10/00

Abstract: The invention relates to a composition based on a thermoplastic fluoropolymer powder, in particular on polyvinylidene fluoride (PVDF) with improved flowability, particularly suitable for manufacturing parts by 3D laser sintering. The invention also relates to a method for agglomerating powder layer by layer, by melting or sintering using said composition. The invention finally relates to a three-dimensional article obtained by implementing said method.

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：US20170117426A1

公开(公告)日：2017-04-27

申请号：US15318339

申请日：2015-06-26

Applicant: ARKEMA FRANCE

Inventor： Guillaume JACQUES ,  Stephane BIZET ,  Benoit SAVIGNAT ,  Molly CANNET

IPC: H01L31/048 ,  C08K5/14 ,  H01L31/049 ,  C08K5/5425

CPC classification number: H01L31/0481 ,  C08F210/02 ,  C08F2230/085 ,  C08K5/14 ,  C08K5/5419 ,  C08K5/5425 ,  C08L23/08 ,  C08L23/0807 ,  H01L31/042 ,  H01L31/049 ,  Y02E10/50 ,  C08F220/14 ,  C08F2500/12 ,  C08F2220/1825 ,  C08L23/0869

Abstract: An encapsulant of a photovoltaic module, intended for coating a photovoltaic cell (10), including: a copolymer of ethylene-alkyl acrylate, the melt flow index (MFI) of the copolymer being 1 g/10 min to 40 g/10 min; and a silane making up 0.1% to 0.5% of the weight of the composition; wherein the encapsulant also includes a cross-linking agent making up 0.1% to 0.5% of the weight of the composition and wherein the copolymer makes up at least 99% of the weight of the composition. Also, a use of such an encapsulant in a photovoltaic module as well as to a photovoltaic module including such an encapsulant.

公开(公告)号：US20240322281A1

公开(公告)日：2024-09-26

申请号：US18578769

申请日：2022-07-13

Applicant: Arkema France

Inventor： Marie HUZAR-EA ,  Stephane BIZET

IPC: H01M10/54 ,  C25B11/036 ,  C25B11/04 ,  H01M4/86 ,  H01M4/88

CPC classification number: H01M10/54 ,  C25B11/036 ,  C25B11/04 ,  H01M4/8631 ,  H01M4/8652 ,  H01M4/8875 ,  H01M2004/8694

Abstract: The present invention relates to a process for the manufacture of a bipolar plate composition. The invention also relates to processes for the manufacture of bipolar plates by injection, extrusion or compression, starting from said composition, and also to the bipolar plates obtained by these processes.

公开(公告)号：US20240021872A1

公开(公告)日：2024-01-18

申请号：US18038730

申请日：2021-12-01

Applicant: Arkema France

Inventor： Gregory SCHMIDT ,  Stephane BIZET ,  Marie BICHON

IPC: H01M10/0565 ,  H01M4/62 ,  H01M4/13 ,  H01M50/457 ,  H01M50/417 ,  H01M10/0585 ,  H01M50/609

CPC classification number: H01M10/0565 ,  H01M4/623 ,  H01M4/13 ,  H01M50/457 ,  H01M50/417 ,  H01M10/0585 ,  H01M50/609 ,  H01M2300/0085

Abstract: The invention concerns a cathode composition comprising an intrinsically incorporated catholyte. The invention also concerns a quasi-solid-state Li-ion battery comprising said cathode, an anode and a separator, and a method for manufacturing said Li-ion battery.

公开(公告)号：US20160053105A1

公开(公告)日：2016-02-25

申请号：US14779236

申请日：2014-03-17

Applicant: ARKEMA FRANCE

Inventor： Mathieu SABARD ,  Stephane BIZET ,  Jean-Jacques FLAT

IPC: C08L51/00 ,  C08L51/04

CPC classification number: C08L51/006 ,  B32B27/06 ,  B32B27/18 ,  B32B27/22 ,  B32B27/308 ,  B32B27/32 ,  B32B27/34 ,  B32B2307/20 ,  B32B2307/3065 ,  B32B2307/71 ,  B32B2307/714 ,  C08G69/08 ,  C08G69/48 ,  C08L23/0869 ,  C08L51/04 ,  C08L51/06 ,  C08L77/00 ,  C08L77/02 ,  C08L87/005 ,  C08L2205/02 ,  C08L2205/025 ,  C08L2205/03

Abstract: A composition including at least two grafted copolymers, having a polyolefin trunk and polyamide grafts, the polyamide grafts being 15% to 25% by weight of the composition. Also, a multilayered structure including a plurality of adjacent layers, at least one of which has the above composition. The first grafted copolymer is a polyolefin backbone containing a residue of at least one unsaturated monomer (X) and a plurality of polyamide grafts, the polyamide grafts are attached to the polyolefin backbone by the residue of the unsaturated monomer (X). The second copolymer is a grafted elastomeric copolymer of a polyolefin backbone.

Abstract translation: 包含至少两种具有聚烯烃树脂和聚酰胺接枝的接枝共聚物的组合物，聚酰胺接枝物占组合物重量的15％至25％。 此外，包括多个相邻层的多层结构，其中至少一个具有上述组成。 第一接枝共聚物是含有至少一种不饱和单体（X）和多个聚酰胺接枝物的残余物的聚烯烃主链，聚酰胺接枝物通过不饱和单体（X）的残基连接到聚烯烃主链上。 第二共聚物是聚烯烃主链的接枝弹性共聚物。