EP2209855A4 - Coating composition for antireflection, antireflection film and method for preparing the same - Google Patents

Coating composition for antireflection, antireflection film and method for preparing the same

Info

Publication number
EP2209855A4
EP2209855A4 EP08849489A EP08849489A EP2209855A4 EP 2209855 A4 EP2209855 A4 EP 2209855A4 EP 08849489 A EP08849489 A EP 08849489A EP 08849489 A EP08849489 A EP 08849489A EP 2209855 A4 EP2209855 A4 EP 2209855A4
Authority
EP
European Patent Office
Prior art keywords
antireflection
preparing
same
coating composition
antireflection film
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP08849489A
Other languages
German (de)
French (fr)
Other versions
EP2209855A2 (en
Inventor
Hansik Yun
Hye-Min Kim
Boo-Kyung Kim
Yeong-Rae Chang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Chem Ltd
Original Assignee
LG Chem Ltd
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
Priority claimed from KR1020080035891A external-priority patent/KR20090049519A/en
Application filed by LG Chem Ltd filed Critical LG Chem Ltd
Publication of EP2209855A2 publication Critical patent/EP2209855A2/en
Publication of EP2209855A4 publication Critical patent/EP2209855A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/006—Anti-reflective coatings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
    • B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/08—Homopolymers or copolymers of acrylic acid esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
    • C09D183/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
    • C09D183/04—Polysiloxanes
    • C09D183/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/42—Gloss-reducing agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/66—Additives characterised by particle size
    • C09D7/67—Particle size smaller than 100 nm
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/66—Additives characterised by particle size
    • C09D7/68—Particle size between 100-1000 nm
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G02B1/111—Anti-reflection coatings using layers comprising organic materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/16—Halogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/22—Expanded, porous or hollow particles
EP08849489A 2007-11-13 2008-11-13 Coating composition for antireflection, antireflection film and method for preparing the same Withdrawn EP2209855A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20070115329 2007-11-13
KR20070115348 2007-11-13
KR20070115967 2007-11-14
KR1020080035891A KR20090049519A (en) 2007-11-13 2008-04-18 Coating composition for antireflection and antireflection film prepared by using the same
PCT/KR2008/006703 WO2009064128A2 (en) 2007-11-13 2008-11-13 Coating composition for antireflection, antireflection film and method for preparing the same

Publications (2)

Publication Number Publication Date
EP2209855A2 EP2209855A2 (en) 2010-07-28
EP2209855A4 true EP2209855A4 (en) 2011-04-06

Family

ID=40858272

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08849489A Withdrawn EP2209855A4 (en) 2007-11-13 2008-11-13 Coating composition for antireflection, antireflection film and method for preparing the same

Country Status (5)

Country Link
EP (1) EP2209855A4 (en)
JP (1) JP2011503658A (en)
KR (1) KR101009821B1 (en)
CN (1) CN101855303B (en)
WO (1) WO2009064128A2 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101144932B1 (en) * 2009-09-04 2012-05-11 위더스케미칼 주식회사 Composition for hard coating and method of preparing the same and hard coating film produced by using the same
DE102010012841A1 (en) * 2010-03-25 2011-09-29 Schott Ag Method for applying an antireflection coating and glass with an antireflection coating
KR101092573B1 (en) * 2010-04-06 2011-12-13 주식회사 엘지화학 Anti-reflective coating composition, anti-reflection film and method for manufacturing the same
EP2592119B1 (en) * 2010-07-08 2016-04-13 LG Chem, Ltd. Antireflection film and method for manufacturing same
CN102959020A (en) * 2010-07-14 2013-03-06 Lg化学株式会社 Antireflective and antiglare coating composition, antireflective and antiglare film, and method for producing same
JP5810504B2 (en) * 2010-10-18 2015-11-11 Jnc株式会社 Laminated body and method for producing the same
CN102061111B (en) * 2010-10-27 2013-12-25 中山市旌旗纳米材料科技有限公司 Preparation method of self-cleaning ceramic nanometer glass antireflective coating material and preparation method of reflection deducting coating
KR101226228B1 (en) * 2011-08-26 2013-01-28 주식회사 엘지화학 Anti-reflective coating film
JP2014529762A (en) * 2011-08-26 2014-11-13 エルジー・ケム・リミテッド Anti-reflection coating composition and anti-reflection film manufactured using the same
KR101659114B1 (en) * 2011-11-25 2016-09-22 주식회사 엘지화학 Resin blend
KR101470468B1 (en) 2013-03-15 2014-12-08 주식회사 엘지화학 Plastic film
KR102118369B1 (en) * 2015-07-29 2020-06-03 주식회사 엘지화학 The compositions using conductive film
KR102118368B1 (en) * 2015-07-29 2020-06-03 주식회사 엘지화학 The compositions using conductive film
KR101813707B1 (en) * 2015-11-04 2017-12-29 주식회사 엘지화학 Anti-reflective film and preparation method of the same
CN111580192B (en) 2016-03-09 2022-05-27 株式会社Lg化学 Antireflection film
KR101973195B1 (en) 2016-03-11 2019-04-26 주식회사 엘지화학 Anti-reflective film and preparation method of the same
WO2017155358A1 (en) * 2016-03-11 2017-09-14 주식회사 엘지화학 Anti-reflective film and method for producing same
WO2017160027A1 (en) * 2016-03-14 2017-09-21 주식회사 엘지화학 Antireflection film
KR102040301B1 (en) * 2017-06-08 2019-11-04 삼성에스디아이 주식회사 Antireflection film, polarizing plate comprising the same and optical display apparatus comprising the same
CN107652718B (en) * 2017-09-27 2020-03-31 广东星星光电科技有限公司 Antireflection coating liquid and preparation method thereof
CN109502987B (en) * 2018-12-17 2021-09-28 常州大学 Method for preparing high-hardness anti-reflection film based on hollow silicon oxide
KR20220059812A (en) * 2020-11-03 2022-05-10 주식회사 엘지화학 Optical laminate
CN117222710A (en) * 2021-05-26 2023-12-12 斯泰拉化工公司 Dispersion of fluoride particles, composition for forming optical film, and optical film
CN114895386B (en) * 2022-04-12 2024-03-29 深圳纳弘熠岦光学科技有限公司 Anti-glare film, manufacturing method and mold manufacturing method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5699189A (en) * 1994-12-22 1997-12-16 Murphy; John P. Single layer anti refelctive fillm for optical-substrates
EP1083445A1 (en) * 1999-03-31 2001-03-14 Daicel Chemical Industries, Ltd. Light scattering sheet, light scattering composite sheet, and liquid crystal display
GB2372044A (en) * 2001-02-07 2002-08-14 Samsung Sdi Co Ltd Functional film with concentration gradient
WO2004027517A2 (en) * 2002-09-19 2004-04-01 Optimax Technology Corporation Antiglare and antireflection coatings of surface active nanoparticles
EP1418448A1 (en) * 2002-11-06 2004-05-12 Koninklijke DSM N.V. Preparation of a mechanically durable single layer coating with anti-reflective properties
US20050038137A1 (en) * 2001-09-04 2005-02-17 Toshio Yoshihara Coating composition, coating formed therefrom, anti-reflection coating, anti-reflection film, and image display device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004143202A (en) * 2002-10-22 2004-05-20 Toyo Ink Mfg Co Ltd Active energy ray curing composition, method for forming cured film using the same and cured product thereof and antireflection body
JP4393232B2 (en) * 2004-03-09 2010-01-06 富士フイルム株式会社 Method for producing antireflection film
US7264872B2 (en) * 2004-12-30 2007-09-04 3M Innovative Properties Company Durable high index nanocomposites for AR coatings
US7323514B2 (en) * 2004-12-30 2008-01-29 3M Innovative Properties Company Low refractive index fluoropolymer coating compositions for use in antireflective polymer films
US20060147614A1 (en) * 2004-12-30 2006-07-06 3M Innovative Properties Company Transferable antireflection material for use on optical display
JP5075333B2 (en) * 2005-11-11 2012-11-21 富士フイルム株式会社 Optical film, polarizing plate, and image display device
KR20070075937A (en) 2006-01-17 2007-07-24 도레이새한 주식회사 Anti reflective film
JP5049628B2 (en) * 2006-03-30 2012-10-17 富士フイルム株式会社 Coating composition, optical film, polarizing plate, image display device, and method for producing optical film

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5699189A (en) * 1994-12-22 1997-12-16 Murphy; John P. Single layer anti refelctive fillm for optical-substrates
EP1083445A1 (en) * 1999-03-31 2001-03-14 Daicel Chemical Industries, Ltd. Light scattering sheet, light scattering composite sheet, and liquid crystal display
GB2372044A (en) * 2001-02-07 2002-08-14 Samsung Sdi Co Ltd Functional film with concentration gradient
US20050038137A1 (en) * 2001-09-04 2005-02-17 Toshio Yoshihara Coating composition, coating formed therefrom, anti-reflection coating, anti-reflection film, and image display device
WO2004027517A2 (en) * 2002-09-19 2004-04-01 Optimax Technology Corporation Antiglare and antireflection coatings of surface active nanoparticles
EP1418448A1 (en) * 2002-11-06 2004-05-12 Koninklijke DSM N.V. Preparation of a mechanically durable single layer coating with anti-reflective properties

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 200781, Derwent World Patents Index; AN 2007-878417 *

Also Published As

Publication number Publication date
KR101009821B1 (en) 2011-01-19
CN101855303A (en) 2010-10-06
WO2009064128A2 (en) 2009-05-22
JP2011503658A (en) 2011-01-27
WO2009064128A3 (en) 2009-08-13
KR20090049558A (en) 2009-05-18
EP2209855A2 (en) 2010-07-28
CN101855303B (en) 2012-09-05

Similar Documents

Publication Publication Date Title
EP2209855A4 (en) Coating composition for antireflection, antireflection film and method for preparing the same
EP2209860A4 (en) Coating composition for antireflection and antireflection film prepared by using the same
EP2111559A4 (en) Coating composition for antireflection and antireflection film prepared by using the same
IL238438A0 (en) 2,2,2-trifluoroacetophenones and method for preparing the same
EP2293119A4 (en) Antireflection film and process for producing the antireflection film
IL178957A0 (en) Adhesive protective coatings, methods for the preparation thereof and articles coated therewith
GB0724725D0 (en) Agrochemical composition and method for preparing the same
EP2147067A4 (en) Composition for anti-glare film and anti-glare film prepared using the same
EP2333590A4 (en) Antireflection film and method for manufacturing same
EP2147073A4 (en) Composition for anti-glare film and anti-glare film prepared using the same
GB201009424D0 (en) Methods for making tapecast barrier coatings, components comprising the same and tapes made according to the same
TWI370160B (en) Conductive polymer coating composition, method of preparing coating film using the conductive polymer coating composition, and coating film prepared using the method
PL2164322T3 (en) Agrochemical composition and method for preparing and using the same
EP2594614A4 (en) Antireflective and antiglare coating composition, antireflective and antiglare film, and method for producing same
GB2474392B (en) Aqueous primer composition, and coating method using the same
EP2319884A4 (en) Ethylene-vinyl acetate copolymer composition, ethylene-vinyl acetate copolymer film and method for producing same
PL2038355T3 (en) Antireflective coating composition with stain resistance, antireflective coating film using the same, and its manufacturing method
EP2374912A4 (en) Antibacterial coating, its preparation methods and metalwork containing the coating
GB201107297D0 (en) Coating composition and method for forming coating film
EP2557130A4 (en) Antireflective coating composition, antireflective film, and preparation method thereof
EP2336253A4 (en) Aqueous coating compositions, manufacturing method therefor and coating film manufacturing method
EP2551308A4 (en) Coating composition, method for manufacturing film using the same, and coated body using the same
EP2385154A4 (en) Composition for chemical conversion coating, and member equipped with chemical conversion coating film comprising the composition
EP2174999A4 (en) Thermal-flowability regulator for powder coating composition, process for producing the same, and powder coating composition
TWI370161B (en) Antistatic coating composition, method of manufacturing antistatic coating film using the coating composition, and antistatic coating film manufactured using the method

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20100511

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA MK RS

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KIM, BOO-KYUNG

Inventor name: YUN, HANSIK

Inventor name: KIM, HYE-MIN

Inventor name: CHANG, YEONG-RAE

A4 Supplementary search report drawn up and despatched

Effective date: 20110309

RIC1 Information provided on ipc code assigned before grant

Ipc: G02B 1/11 20060101ALI20110303BHEP

Ipc: C09D 7/12 20060101ALI20110303BHEP

Ipc: G02B 5/30 20060101AFI20110303BHEP

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20161024

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20170304