KR102116512B9 - 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법 - Google Patents

무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법

Info

Publication number
KR102116512B9
KR102116512B9 KR1020180027788A KR20180027788A KR102116512B9 KR 102116512 B9 KR102116512 B9 KR 102116512B9 KR 1020180027788 A KR1020180027788 A KR 1020180027788A KR 20180027788 A KR20180027788 A KR 20180027788A KR 102116512 B9 KR102116512 B9 KR 102116512B9
Authority
KR
South Korea
Prior art keywords
flim
imide
colorless
preparation
same
Prior art date
Application number
KR1020180027788A
Other languages
English (en)
Other versions
KR102116512B1 (ko
KR20180112671A (ko
Inventor
김선환
오대성
이진우
정다우
임동진
Original Assignee
에스케이씨 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=63876477&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR102116512(B9) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from KR1020170043801A external-priority patent/KR101839293B1/ko
Application filed by 에스케이씨 주식회사 filed Critical 에스케이씨 주식회사
Priority to KR1020180027788A priority Critical patent/KR102116512B1/ko
Publication of KR20180112671A publication Critical patent/KR20180112671A/ko
Application granted granted Critical
Publication of KR102116512B1 publication Critical patent/KR102116512B1/ko
Publication of KR102116512B9 publication Critical patent/KR102116512B9/ko

Links

Classifications

    • 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
    • C08G73/14—Polyamide-imides
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/10—Transparent films; Clear coatings; Transparent materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Materials Engineering (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
KR1020180027788A 2017-04-04 2018-03-09 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법 KR102116512B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020180027788A KR102116512B1 (ko) 2017-04-04 2018-03-09 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170043801A KR101839293B1 (ko) 2017-04-04 2017-04-04 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법
KR1020180027788A KR102116512B1 (ko) 2017-04-04 2018-03-09 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020170043801A Division KR101839293B1 (ko) 2016-04-11 2017-04-04 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법

Publications (3)

Publication Number Publication Date
KR20180112671A KR20180112671A (ko) 2018-10-12
KR102116512B1 KR102116512B1 (ko) 2020-05-28
KR102116512B9 true KR102116512B9 (ko) 2021-07-21

Family

ID=63876477

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020180027788A KR102116512B1 (ko) 2017-04-04 2018-03-09 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법

Country Status (1)

Country Link
KR (1) KR102116512B1 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020076067A (ja) * 2018-11-08 2020-05-21 住友化学株式会社 光学フィルム
CN111381295A (zh) * 2018-12-28 2020-07-07 住友化学株式会社 光学膜
TW202037642A (zh) * 2018-12-28 2020-10-16 日商住友化學股份有限公司 光學膜
KR102158816B1 (ko) * 2018-12-28 2020-09-23 인하대학교 산학협력단 폴리아마이드-이미드 공중합체 및 이를 이용한 투명필름
WO2020138046A1 (ja) * 2018-12-28 2020-07-02 住友化学株式会社 光学フィルム
JP7365211B2 (ja) * 2019-12-02 2023-10-19 住友化学株式会社 光学フィルム
JP7382810B2 (ja) * 2018-12-28 2023-11-17 住友化学株式会社 光学フィルム
TW202302717A (zh) * 2021-07-14 2023-01-16 南韓商可隆股份有限公司 具有改良折疊後恢復力的光學膜以及包括其之顯示元件
KR20240042970A (ko) * 2022-09-26 2024-04-02 코오롱인더스트리 주식회사 강성이 개선된 광학 필름 및 이를 포함하는 표시장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030009437A (ko) 2001-02-23 2003-01-29 가네가후치 가가쿠 고교 가부시키가이샤 폴리이미드 필름 및 그 제조방법
KR20160083738A (ko) * 2015-01-02 2016-07-12 삼성전자주식회사 표시 장치용 윈도우 및 이를 포함하는 표시 장치

Also Published As

Publication number Publication date
KR102116512B1 (ko) 2020-05-28
KR20180112671A (ko) 2018-10-12

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Z072 Maintenance of patent after cancellation proceedings: certified copy of decision transmitted [new post grant opposition system as of 20170301]
Z131 Decision taken on request for patent cancellation [new post grant opposition system as of 20170301]