KR102471725B9 - Polyimide based film - Google Patents

Polyimide based film

Info

Publication number
KR102471725B9
KR102471725B9 KR1020190179579A KR20190179579A KR102471725B9 KR 102471725 B9 KR102471725 B9 KR 102471725B9 KR 1020190179579 A KR1020190179579 A KR 1020190179579A KR 20190179579 A KR20190179579 A KR 20190179579A KR 102471725 B9 KR102471725 B9 KR 102471725B9
Authority
KR
South Korea
Prior art keywords
based film
polyimide based
polyimide
film
Prior art date
Application number
KR1020190179579A
Other languages
Korean (ko)
Other versions
KR20210085963A (en
KR102471725B1 (en
Inventor
이효경
정학기
박효준
Original Assignee
코오롱인더스트리 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 코오롱인더스트리 주식회사 filed Critical 코오롱인더스트리 주식회사
Priority to KR1020190179579A priority Critical patent/KR102471725B1/en
Publication of KR20210085963A publication Critical patent/KR20210085963A/en
Application granted granted Critical
Publication of KR102471725B1 publication Critical patent/KR102471725B1/en
Publication of KR102471725B9 publication Critical patent/KR102471725B9/en

Links

Classifications

    • 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
    • C08J5/18—Manufacture of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G85/00—General processes for preparing compounds provided for in this subclass
    • C08G85/002—Post-polymerisation treatment
    • 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
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
KR1020190179579A 2019-12-31 2019-12-31 Polyimide based film KR102471725B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020190179579A KR102471725B1 (en) 2019-12-31 2019-12-31 Polyimide based film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020190179579A KR102471725B1 (en) 2019-12-31 2019-12-31 Polyimide based film

Publications (3)

Publication Number Publication Date
KR20210085963A KR20210085963A (en) 2021-07-08
KR102471725B1 KR102471725B1 (en) 2022-11-28
KR102471725B9 true KR102471725B9 (en) 2023-05-11

Family

ID=76893974

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020190179579A KR102471725B1 (en) 2019-12-31 2019-12-31 Polyimide based film

Country Status (1)

Country Link
KR (1) KR102471725B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102634467B1 (en) * 2021-08-20 2024-02-06 에스케이마이크로웍스 주식회사 Polyamide-imide-based film, preparation method thereof, and cover window and display device comprising same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102196061B1 (en) * 2013-08-06 2020-12-30 미쯔비시 가스 케미칼 컴파니, 인코포레이티드 Polyimide resin composition, and (polyimide resin)-fiber composite material
JP6523736B2 (en) * 2015-03-27 2019-06-05 東レ・デュポン株式会社 Polyimide film
CN109661420B (en) 2016-06-15 2022-02-25 尤尼吉可股份有限公司 Polyamide film and method for producing same
KR101831598B1 (en) * 2016-12-30 2018-02-23 코오롱인더스트리 주식회사 Polyimide resin composition and Film thereof
CN111432999B (en) * 2017-12-04 2022-04-15 可隆工业株式会社 Method for producing polyimide film and polyimide film produced thereby

Also Published As

Publication number Publication date
KR20210085963A (en) 2021-07-08
KR102471725B1 (en) 2022-11-28

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Legal Events

Date Code Title Description
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]