公开(公告)号：US20200161708A1

公开(公告)日：2020-05-21

申请号：US16584636

申请日：2019-09-26

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Wei-Hsin WU ,  Chih-Ching CHANG ,  Han-Jung LI ,  Jen-Jeh LEE ,  Chia-Chen FANG

IPC: H01M10/0569 ,  H01M4/38 ,  H01M10/052

Abstract: A battery is provided, which includes an anode and a cathode. The anode includes a first current collector and anode active material. The anode active material is lithium metal or lithium alloy. The cathode includes a second current collector and cathode active material. The battery also includes an electrolyte film disposed between the cathode and the anode, and a porous film disposed between the electrolyte film and the anode. The battery includes an anolyte in the porous film between the electrolyte film and the anode, and a catholyte between the electrolyte film and the cathode. The catholyte is different from the anolyte, and the anolyte and the catholyte are separated by the electrolyte film and are not in contact with each other.

公开(公告)号：US20210210745A1

公开(公告)日：2021-07-08

申请号：US17125004

申请日：2020-12-17

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Wei-Hsin WU ,  Chih-Ching CHANG ,  Yu Fang HUANG ,  Li-Ju CHEN ,  Chia-Chen FANG

IPC: H01M4/134 ,  H01M10/0525 ,  H01M4/36 ,  H01M4/38 ,  H01M4/66 ,  H01M10/056 ,  H01M4/62

Abstract: An electrode and a lithium-ion battery employing the electrode are provided. The electrode includes an active layer, a conductive layer, and a non-conductive layer. The conductive layer is disposed on the top surface of the active layer. The conductive layer includes a first porous film and a conductive lithiophilic material, and the conductive lithiophilic material is within the first porous film and covers the inner surface of the first porous film. The non-conductive layer includes a second porous film and a non-conductive lithiophilic material, and the non-conductive lithiophilic material is within the second porous film and covers the inner surface of the second porous film. The conductive layer is disposed between the active layer and the non-conductive layer. The binding energy (ΔG) of the lithiophilic material with lithium is less than or equal to −2.6 eV.

公开(公告)号：US20190051926A1

公开(公告)日：2019-02-14

申请号：US16059300

申请日：2018-08-09

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chung-Hsiang CHAO ,  Chia-Chen FANG ,  Chih-Ching CHANG ,  Wei-Hsin WU ,  Nae-Lih WU ,  Sheng-Hui WU ,  Jing LUO

IPC: H01M10/0525 ,  H01M4/66

CPC classification number: H01M10/0525 ,  H01M4/0452 ,  H01M4/133 ,  H01M4/134 ,  H01M4/1395 ,  H01M4/366 ,  H01M4/382 ,  H01M4/485 ,  H01M4/583 ,  H01M4/587 ,  H01M4/62 ,  H01M4/661 ,  H01M4/663 ,  H01M4/667 ,  H01M4/668 ,  H01M4/669 ,  H01M10/4235 ,  H01M2004/027 ,  H01M2004/028

Abstract: A lithium ion battery is provided, which includes a positive electrode, a negative electrode, and an electrolyte disposed between the positive electrode and the negative electrode. The negative electrode includes a current collector and a β-phase-based polyvinylidene fluoride (β-PVDF) layer coating on the current collector. The β-PVDF layer may have a thickness of 1 μm to 10 μm.

公开(公告)号：US20180019497A1

公开(公告)日：2018-01-18

申请号：US15250103

申请日：2016-08-29

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Yueh-Wei LIN ,  Jason FANG ,  Wei-Hsin WU ,  Chung-Hsiang CHAO ,  Chih-Ching CHANG

IPC: H01M10/0565 ,  C08K5/3445 ,  C08K3/32 ,  H01M10/0525 ,  C08K5/04

Abstract: nA precursor composition of a gel electrolyte is provided, which includes (1) meta-stable nitrogen-containing polymer, (2) gelling promoter, (3) carbonate compound, and (4) metal salt. The (1) meta-stable nitrogen-containing polymer is formed by reacting (a) nitrogen-containing heterocyclic compound with (b) maleimide compound, wherein (a) nitrogen-containing heterocyclic compound and (b) maleimide compound have a molar ratio of 1:0.1 to 1:10.

公开(公告)号：US20190207222A1

公开(公告)日：2019-07-04

申请号：US15858543

申请日：2017-12-29

Applicant: Industrial Technology Research Institute

Inventor： Wei-Hsin WU ,  Sheng-Hui WU ,  Chi-Yang CHAO ,  Kun-Lin LIU ,  Chia-Chen FANG

IPC: H01M4/62 ,  H01M10/0525 ,  H01M4/36 ,  H01M4/38 ,  B01J39/20 ,  C08F8/42

CPC classification number: H01M4/628 ,  B01J39/20 ,  C08F8/36 ,  C08F8/42 ,  C09D153/025 ,  H01M4/366 ,  H01M4/382 ,  H01M4/622 ,  H01M10/0525 ,  H01M2004/027 ,  C08F8/12 ,  C08F297/04

Abstract: An anode and a lithium ion battery employing the same are provided. The anode includes a lithium-containing layer and a single-ion conductive layer. The single-ion conductive layer includes an inorganic particle, a single-ion conductor polymer, and a binder. The single-ion conductor polymer has a first repeat unit of Formula (I), a second repeat unit of Formula (II), a third repeat unit of Formula (III), and a fourth repeat unit of Formula (IV) wherein R1 is O−M+, SO3−M−, N(SO2F)−M+, N(SO2CF3)−M+, N(SO2CF2CF3)−M+, COO−M+, or PO4−M+; M+ is Li+, Na+, K+, Cs+, or a combination thereof; and R2 is CH3, CH2CH3, or CH2CH2OCH2CH3. In particular, the weight ratio of the inorganic particle to the sum of the single-ion conductor polymer and the binder is from 4:1 to 9:1, and the weight ratio of the binder to the single-ion conductor polymer is from 1:1 to 9:1.

公开(公告)号：US20180183055A1

公开(公告)日：2018-06-28

申请号：US15852236

申请日：2017-12-22

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chih-Ching CHANG ,  Jason FANG ,  Wei-Hsin WU ,  Chung-Hsiang CHAO ,  Chia-Erh LIU

IPC: H01M4/485 ,  C01G25/00 ,  C01G23/00 ,  C01F7/00 ,  H01M4/62 ,  C01G25/02 ,  C01G23/04 ,  C01F7/02

CPC classification number: H01M4/485 ,  C01F7/002 ,  C01F7/02 ,  C01G23/002 ,  C01G23/04 ,  C01G25/006 ,  C01G25/02 ,  H01M4/622 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/0565 ,  H01M2300/0068 ,  H01M2300/0071 ,  H01M2300/0091

Abstract: An electrolyte is provided, which includes (a) 100 parts by weight of oxide-based solid state inorganic electrolyte, (b) 20 to 70 parts by weight of [Li(—OR1)n−OR2]Y, wherein R1 is C1-4 alkylene group, R2 is C1-4 alkyl group, n is 2 to 100, and Y is PF6−, BF4−, AsF6−, SbF6−, ClO4−, AlCl4−, GaCl4−, NO3−, C(SO2CF3)3−, N(SO2CF3)2−, SCN−, CF3CF2SO3−, C6F5SO3−, CF3CO2−, SO3F−, B(C6H5)4−, CF3SO3−, or a combination thereof, (c) 1 to 10 parts by weight of nano oxide, and (d) 1 to 20 parts by weight of binder. The electrolyte can be disposed between a positive electrode and a negative electrode to form a battery.

公开(公告)号：US20240178402A1

公开(公告)日：2024-05-30

申请号：US18519804

申请日：2023-11-27

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Chun-Lung LI ,  Wei-Hsin WU ,  Chia-Chen FANG ,  Deng-Tswen SHIEH ,  Hao-Tzu HUANG

IPC: H01M4/62 ,  H01M4/13

CPC classification number: H01M4/628 ,  H01M4/13 ,  H01M2004/027

Abstract: A negative electrode and a battery employing the same are provided. The negative electrode includes a negative electrode active layer and a protective layer. The protective layer is disposed on the negative electrode active layer, wherein the protective layer includes a nanopowder and a binder. The nanopowder has a specific surface area of 30 m2/g to 1,000 m2/g. The nanopowder has a binding energy less than or equal to −2.5 eV. The weight ratio of the nanopowder to the binder is from 51:49 to 99:1. The nanopowder is a compound having a structure represented by Formula (I)


MiXj  Formula (I)

wherein M is Al, Mg, Zr, Zn, or Si, and X is O or N; i is 1, 2 or 3, and j is 1, 2, 3 or 4.

公开(公告)号：US20220209218A1

公开(公告)日：2022-06-30

申请号：US17544500

申请日：2021-12-07

Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE

Inventor： Wei-Hsin WU ,  Chih-Ching CHANG ,  Chia-Chen FANG

IPC: H01M4/134 ,  H01M4/66 ,  H01M4/36 ,  H01M4/62 ,  H01M10/0525

Abstract: A negative electrode and a lithium ion battery employing the same are provided. The negative electrode includes an active layer and a composite layer disposed on the active layer. The composite layer includes a lithiophilic nanoparticle, a metal nanoparticle and a binder. The binding energy (ΔE) of the lithiophilic nanoparticle with lithium is less than or equal to −2.5 eV. The metal nanoparticle has a standard Gibbs free energy of reaction (ΔrG) less than 0. The weight ratio of the lithiophilic nanoparticle to the metal nanoparticle is from 1:1 to 8:1, and the amount of binder is from 10 wt % to 25 wt %, based on the total weight of the lithiophilic nanoparticle and the metal nanoparticle.