WO2019039820A3 - 다공성 복합 분리막 및 이의 제조방법 - Google Patents

다공성 복합 분리막 및 이의 제조방법 Download PDF

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Publication number
WO2019039820A3
WO2019039820A3 PCT/KR2018/009558 KR2018009558W WO2019039820A3 WO 2019039820 A3 WO2019039820 A3 WO 2019039820A3 KR 2018009558 W KR2018009558 W KR 2018009558W WO 2019039820 A3 WO2019039820 A3 WO 2019039820A3
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Prior art keywords
composite separator
porous composite
manufacturing
method therefor
porous
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PCT/KR2018/009558
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English (en)
French (fr)
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WO2019039820A2 (ko
Inventor
이철호
박민상
이혜진
이수지
Original Assignee
에스케이이노베이션 주식회사
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Priority to US16/640,427 priority Critical patent/US20200251709A1/en
Publication of WO2019039820A2 publication Critical patent/WO2019039820A2/ko
Publication of WO2019039820A3 publication Critical patent/WO2019039820A3/ko

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/44—Fibrous material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1216—Three or more layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/005—Reinforced macromolecular compounds with nanosized materials, e.g. nanoparticles, nanofibres, nanotubes, nanowires, nanorods or nanolayered materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H01M50/406—Moulding; Embossing; Cutting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Composite Materials (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Cell Separators (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)

Abstract

본 발명은 섬유로 이루어지는 다공성 지지체의 섬유들 사이에 형성된 마이크로 사이즈의 넓은 기공에, 나노사이즈의 기공을 갖는 다공성 고내열 고분자로 채운 다공성 복합 분리막 및 이의 제조방법에 관한 발명이다. 본 발명의 다공성 복합 분리막은 강도, 전해액 팽윤에 대한 저항성 및 내열성이 우수하고, 두께변화가 최소화되어 박막의 분리막을 제공할 수 있다.
PCT/KR2018/009558 2017-08-25 2018-08-21 다공성 복합 분리막 및 이의 제조방법 WO2019039820A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/640,427 US20200251709A1 (en) 2017-08-25 2018-08-21 Porous Composite Separator and Manufacturing Method Therefor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0107695 2017-08-25
KR1020170107695A KR102377721B1 (ko) 2017-08-25 2017-08-25 다공성 복합 분리막 및 이의 제조방법

Publications (2)

Publication Number Publication Date
WO2019039820A2 WO2019039820A2 (ko) 2019-02-28
WO2019039820A3 true WO2019039820A3 (ko) 2019-04-25

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US (1) US20200251709A1 (ko)
KR (1) KR102377721B1 (ko)
WO (1) WO2019039820A2 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10962791B1 (en) 2018-03-22 2021-03-30 Facebook Technologies, Llc Apparatuses, systems, and methods for fabricating ultra-thin adjustable lenses
US11245065B1 (en) * 2018-03-22 2022-02-08 Facebook Technologies, Llc Electroactive polymer devices, systems, and methods
US11048075B1 (en) 2018-03-29 2021-06-29 Facebook Technologies, Llc Optical lens assemblies and related methods
KR20210033692A (ko) * 2019-09-19 2021-03-29 주식회사 엘지화학 두께 방향에 따라 공극률 차이가 있는 분리막 및 이의 제조방법
KR102326776B1 (ko) * 2020-02-11 2021-11-16 한국화학연구원 투과증발 복합 분리막의 제조방법 및 이에 의해 제조되는 투과증발 복합 분리막
US12057599B2 (en) 2021-10-13 2024-08-06 Xerabrid Co., Ltd. Secondary battery separator to improve the battery safety and cycle life

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140070199A (ko) * 2012-11-30 2014-06-10 주식회사 엘지화학 다공성 분리막 및 그의 제조방법
KR20140147413A (ko) * 2013-06-19 2014-12-30 주식회사 엘지화학 다공성 복합 분리막, 이를 포함하는 전기화학 소자 및 상기 분리막의 제조방법
KR20170037531A (ko) * 2015-09-24 2017-04-04 주식회사 아모그린텍 연료전지용 분리막, 그의 제조방법 및 연료전지 전극 어셈블리
KR20170040008A (ko) * 2015-10-02 2017-04-12 울산과학기술원 미세 다공성 분리막, 이의 제조방법 및 이를 포함한 전기화학소자
KR20170087315A (ko) * 2016-01-20 2017-07-28 주식회사 엘지화학 전기화학소자용 복합 분리막 및 이를 제조하는 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101689754B1 (ko) * 2013-10-31 2016-12-26 주식회사 엘지화학 이차전지의 분리막용 고강도 극세섬유 웹, 이를 포함하는 분리막 및 이의 제조 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140070199A (ko) * 2012-11-30 2014-06-10 주식회사 엘지화학 다공성 분리막 및 그의 제조방법
KR20140147413A (ko) * 2013-06-19 2014-12-30 주식회사 엘지화학 다공성 복합 분리막, 이를 포함하는 전기화학 소자 및 상기 분리막의 제조방법
KR20170037531A (ko) * 2015-09-24 2017-04-04 주식회사 아모그린텍 연료전지용 분리막, 그의 제조방법 및 연료전지 전극 어셈블리
KR20170040008A (ko) * 2015-10-02 2017-04-12 울산과학기술원 미세 다공성 분리막, 이의 제조방법 및 이를 포함한 전기화학소자
KR20170087315A (ko) * 2016-01-20 2017-07-28 주식회사 엘지화학 전기화학소자용 복합 분리막 및 이를 제조하는 방법

Also Published As

Publication number Publication date
WO2019039820A2 (ko) 2019-02-28
KR102377721B1 (ko) 2022-03-24
US20200251709A1 (en) 2020-08-06
KR20190022015A (ko) 2019-03-06

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