WO2013051814A2 - 수지 조성물 및 이를 이용하여 형성된 광학 필름 - Google Patents
수지 조성물 및 이를 이용하여 형성된 광학 필름 Download PDFInfo
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- WO2013051814A2 WO2013051814A2 PCT/KR2012/007752 KR2012007752W WO2013051814A2 WO 2013051814 A2 WO2013051814 A2 WO 2013051814A2 KR 2012007752 W KR2012007752 W KR 2012007752W WO 2013051814 A2 WO2013051814 A2 WO 2013051814A2
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- 0 C*(C)O*O[N+]([O-])O*(C)C Chemical compound C*(C)O*O[N+]([O-])O*(C)C 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, 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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/08—Copolymers of styrene
- C08L25/14—Copolymers of styrene with unsaturated esters
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- 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
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L35/00—Compositions of 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 a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L35/06—Copolymers with vinyl aromatic monomers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
Definitions
- the present invention relates to a resin composition and an optical film formed using the same, and more particularly, to a copolymer including an alkyl (meth) acrylate-based unit and a styrene-based unit, and a resin including an aromatic resin having a carbonate portion in a main chain thereof. It relates to a composition, and a protective film for a polarizing plate formed using the same.
- Liquid crystal displays have a lower power consumption, smaller volume, and lighter weight than portable cathode ray tube displays.
- the liquid crystal display has a basic configuration in which polarizers are provided on both sides of the liquid crystal cell, and the orientation of the liquid crystal cell is changed depending on whether an electric field is applied to the driving circuit, thereby changing the characteristics of the transmitted light emitted through the polarizer. Visualization takes place.
- the polarizing plate is composed of a plurality of components, first, a polarizer protective film which is a protective film on both sides of the polarizer is attached through an adhesive. On one side of the polarizing film is a protective film for polarizing film is attached via an adhesive, on the other side is a wide viewing angle retardation film is adhered to the release protective film is attached to the adhesive layer thereon.
- a polarizer As a polarizer, an iodine or a dichroic dye is adsorbed on a hydrophilic polymer such as polyvinyl alcohol (PVA) and stretched orientated.
- a polarizer protective film is used to increase the durability and mechanical properties of the polarizer, and it is important for the protective film to maintain optical characteristics such as polarization characteristics of the polarizer. Therefore, the polarizer protective film requires optical transparency and isotropy, and the heat resistance and adhesion to the adhesive / adhesive act as an important factor.
- the polarizer, the polarizer protective film, the release protective film, the wide viewing angle retardation film, etc. in the polarizing plate are attached to each other with an adhesive or a pressure-sensitive adhesive, the adhesive force between each component film acts as an important factor for the optical properties and durability of the polarizing plate.
- a cellulose-based film such as triacetyl cellulose, a polyester-based film, a polyacrylate-based film, a polycarbonate-based film, a cyclic olefin-based film, a norbornene-based film, etc. may be applied based on the required characteristics.
- triacetyl cellulose-based film is most widely used.
- the triacetyl cellulose-based film is small in-plane retardation value, but the retardation value in the thickness direction is relatively large, there is a problem that the retardation value due to the action of the external stress is expressed.
- the triacetyl cellulose-based film has a large hydrophilic functional group in the molecular chain structure, so that the moisture permeability is increased, which results in deformation of the protective film under heat / humidity conditions or dissociation of iodine ions in the polarizer, thereby improving polarization performance of the polarizer.
- There is a problem of deterioration In particular, during the high temperature and high humidity test of the liquid crystal display device, deformation of the triacetyl cellulose film causes uneven optical anisotropy in the film, and as a result, problems such as light leakage occur.
- acrylic resins such as polymethyl (meth) acrylates are also known, but acrylic resins are fragile due to external impact and are brittle and have low heat resistance. There is a risk of deterioration.
- one aspect of the present invention is to provide a resin composition for producing an optical film having excellent optical properties and at the same time excellent in durability and heat resistance.
- Another aspect of the present invention is to provide an optical film produced using the resin composition as described above.
- a resin comprising (A) a copolymer comprising an alkyl (meth) acrylate unit and a (b) styrene unit, and (B) a resin comprising an aromatic resin having a carbonate moiety in the main chain.
- a composition is provided.
- the alkyl moiety of the said (a) alkyl (meth) acrylate type unit is a methyl group or an ethyl group.
- the (b) styrene-based unit preferably includes styrene substituted with one or more substituents selected from the group containing benzene ring or vinyl group of C 1-4 alkyl and halogen.
- the aromatic resin having a carbonate moiety in the main chain (B) preferably contains 5 to 10,000 units of at least one unit represented by the following formula (I), wherein X is a divalent group containing at least one benzene ring. to be.
- X is preferably a divalent group selected from the group consisting of the following structural formulas.
- the (A) copolymer and the (B) aromatic resin are preferably mixed in a weight ratio of 90:10 to 99.5: 0.5.
- the copolymer (A) preferably further comprises (c) 3 to 6 membered heterocyclic units substituted with at least one carbonyl group.
- the (c) 3-6 membered heterocyclic unit substituted with at least one carbonyl group is preferably selected from the group consisting of maleic anhydride, maleimide, glutaric anhydride, glutalimide, lactone and lactam.
- the (A) copolymer is a binary member selected from the group consisting of (a) alkyl (meth) acrylate units, (b) styrene units and (c) 3 to 6 membered heterocyclic units substituted with at least one carbonyl group It is preferable to include a combination of copolymers.
- the copolymer (A) preferably contains 80 to 99.9 parts by weight of the (a) alkyl (meth) acrylate unit and 0.1 to 20 parts by weight of the (b) styrene unit with respect to 100 parts by weight of the copolymer.
- the copolymer (A) may comprise 80 to 99.9 parts by weight of (a) alkyl (meth) acrylate units, 0.1 to 10 parts by weight of styrene units, and (c) at least one carbonyl group based on 100 parts by weight of the copolymer. It is preferable to include 0.1 to 10 parts by weight of a 3 to 6 membered heterocyclic unit substituted with.
- the (A) copolymer and the (B) aromatic resin are preferably mixed in a weight ratio of 90:10 to 99.5: 0.5.
- the said resin composition is a compounding resin.
- an optical film formed using the resin composition is provided, and the optical film is preferably a protective film for a polarizing plate.
- the resin composition according to the present invention can provide an optical film having excellent optical properties and excellent optical transparency, low haze, excellent mechanical strength and heat resistance, and thus the optical film formed by using the resin composition of the present invention It can be used in information electronic devices such as display devices.
- a resin composition comprising a copolymer comprising (A) (a) alkyl (meth) acrylate units and (b) styrene units and (B) an aromatic resin having a carbonate moiety in the main chain thereof. do.
- the (a) alkyl (meth) acrylate-based unit imparts a negative in- plane retardation (R in ) and negative thickness direction retardation (R th ) to the film in the stretching process to a weak degree
- the styrene-based The unit can give a strong negative in-plane retardation R in and a negative thickness direction retardation R th
- the aromatic resin having a carbonate portion in the main chain (B) can provide positive in-plane retardation (R in ) and positive thickness direction retardation (R th ).
- the negative in-plane retardation means that the refractive index is greatest in the direction perpendicular to the stretching direction
- the positive in-plane retardation means that the refractive index is greatest in the stretching direction
- the negative thickness retardation means that the refractive index in the thickness direction is the plane. It means larger than the direction average refractive index
- a positive thickness direction retardation means that in-plane average refractive index is larger than thickness direction refractive index.
- the retardation characteristics of the optical film produced therefrom may vary depending on the composition, the stretching direction, the stretching ratio and the stretching method of each component. Therefore, in this invention, the composition and the extending
- a copolymer means that an element referred to herein as a 'unit' is polymerized into a monomer to be included as a repeating unit in the copolymer resin, wherein the copolymer is a block copolymer or random air. It may be a copolymer, but the copolymerized form is not limited thereto.
- alkyl (meth) acrylate-based unit means that it can include both the “alkyl acrylate-based unit” and "alkyl methacrylate-based unit.”
- the alkyl moiety of the alkyl (meth) acrylate-based unit preferably has 1 to 4 carbon atoms, more preferably a methyl group or an ethyl group.
- the alkyl methacrylate-based unit is more preferably methyl methacrylate, but is not limited thereto.
- the (b) styrene-based unit may be an unsubstituted styrene unit, styrene substituted with one or more substituents selected from the group containing aliphatic hydrocarbons and hetero atoms in the benzene ring or vinyl group of the styrene More specifically, a unit substituted with C 1-4 alkyl or halogen may be used, more preferably a group consisting of ⁇ -methyl styrene, p-bromo styrene, p-methyl styrene and p-chloro styrene One or more types selected from can be used. Most preferably, at least one selected from the group consisting of styrene, ⁇ -methyl styrene, and p-methyl styrene can be used.
- the aromatic resin having a carbonate moiety in the main chain (B) preferably contains 5 to 10,000 units of at least one unit represented by the following general formula (I).
- X is a divalent group comprising at least one benzene ring. More specifically, X is preferably a divalent group selected from the group consisting of the following structural formulas.
- the copolymer (A) preferably contains 80 to 99.9 parts by weight of (a) alkyl (meth) acrylate-based unit and 0.1 to 20 parts by weight of (b) styrene-based unit, based on 100 parts by weight of the copolymer. a) When the alkyl (meth) acrylate-based unit is included in less than 80 parts by weight, there is a problem that the transmittance of the optical film is inhibited, and when included in excess of 99.9 parts by weight may have a problem in the heat resistance of the optical film.
- the (A) copolymer and the (B) aromatic resin are preferably mixed in a weight ratio of 90:10 to 99.5: 0.5, and more preferably 95: 5 to 99: 1. If the copolymer is contained in a smaller amount than this, there is a problem in controlling the phase difference of the optical film, if it is included in an amount exceeding this, there is a problem of miscibility between the copolymer and the aromatic resin may inhibit the transmittance of the optical film. .
- the (A) copolymer preferably further comprises (c) a 3-6 membered heterocyclic unit substituted with at least one carbonyl group, wherein the heterocyclic unit is maleic anhydride, maleimide, glutaric anhydride , Glutalimide, lactone and lactam.
- 3-6 membered heterocyclic units substituted with at least one carbonyl group can provide excellent heat resistance to the film produced by the resin composition.
- the units listed above exhibit excellent compatibility with aromatic resins, and when the above-mentioned (c) units and (a) alkyl (meth) acrylate-based units constitute a copolymer, the compatibility of the copolymer with the aromatic resin is Can be improved.
- the copolymer (A) further comprising a 3-6 membered heterocyclic unit substituted with at least one carbonyl group, based on 100 parts by weight of the copolymer (a) alkyl (meth) acrylate-based unit 80 to 99.9 It is preferred to include parts by weight, (b) 0.1 to 10 parts by weight of styrene-based units and (c) 0.1 to 10 parts by weight of 3 to 6 membered heterocyclic units substituted with at least one carbonyl group.
- the (A) copolymer and the (B) aromatic resin further comprising a 3-6 membered heterocyclic unit substituted with at least one carbonyl group are preferably mixed in a weight ratio of 90:10 to 99.5: 0.5.
- the copolymer is included in a smaller amount than this, there is a problem in controlling the phase difference of the optical film, and when included in an amount exceeding this, there is a problem in compatibility with the aromatic resin.
- the resin composition according to the present invention can be prepared by blending the above components according to methods well known in the art, such as compounding method, the melt mixing of the components can be carried out using an extruder or the like.
- the resin composition may include 0.01 to 1.0 parts by weight of additives well known in the art, such as lubricants, antioxidants, UV stabilizers, thermal stabilizers generally used.
- additives well known in the art, such as lubricants, antioxidants, UV stabilizers, thermal stabilizers generally used.
- the optical film according to the present invention can be formed using the above resin composition. Specifically, after obtaining the resin composition, the optical film according to the present invention may be prepared, including forming a film, and may further include uniaxially or biaxially stretching the film.
- any method known in the art may be used, and specifically, an extrusion molding method may be used.
- the resin composition is dried in vacuo to remove moisture and dissolved oxygen, and then fed from a raw material hopper to a single or twin extruder substituted with nitrogen, and melted at a high temperature to obtain raw material pellets, and thus obtained raw material pellets.
- the method may further include uniaxially or biaxially stretching the film.
- the optical film formed using the resin composition of the present invention preferably has a thickness of 5 to 300 ⁇ m, but is not limited thereto.
- the optical transmittance of the optical film is 90% or more, and the haze characteristic is 2.5%. Or less, preferably 1% or less, and more preferably 0.5% or less.
- the light transmittance of the optical film is less than 90% and the haze is more than 2.5%, the brightness of the liquid crystal display device in which such an optical film is used may decrease.
- the glass transition temperature of the optical film which concerns on this invention it is more preferable that it is 120 degreeC or more.
- the glass transition temperature of the resin composition may be 200 ° C. or less, but is not limited thereto. If the glass transition temperature is less than 110 ° C, there is a problem that the deformation of the film is likely to occur under high temperature and high humidity conditions due to lack of heat resistance, thereby resulting in non-uniform compensation characteristics of the film.
- the weight average molecular weight of the resin composition is preferably 50,000 to 500,000 in terms of heat resistance, processability, productivity and the like.
- the optical film according to the present invention may be preferably used for the use of a protective film for a polarizing plate.
- the polarizing plate generally has a structure in which a triacetyl cellulose (TAC) film is laminated on a polarizer with an aqueous adhesive made of a polyvinyl alcohol-based aqueous solution as a protective film.
- TAC triacetyl cellulose
- both the polyvinyl alcohol film used as the polarizer and the TAC film used as the protective film for the polarizer do not have sufficient heat resistance and moisture resistance.
- the polarizing plate made of the above films is used for a long time in an atmosphere of high temperature or high humidity, the polarization degree is lowered, the polarizer and the protective film are separated, or the optical properties are deteriorated.
- the optical film of may be used as a polarizer protective film to replace such a protective film.
- phase difference of the optical film of the present invention may be defined according to the following equation, and is divided into in- plane phase difference R in and thickness direction phase difference R th .
- measurement reference wavelength of the said in-plane phase difference and thickness direction phase difference is 550 nm.
- n x is the largest refractive index of the in-plane refractive index of the optical film
- n y is the refractive index in the direction perpendicular to n x of the in-plane refractive index of the optical film
- n z is a refractive index in the thickness direction of the optical film
- d is the thickness of the film.
- the N-cyclohexylmarimide content of co- ⁇ -methylstyrene) resin was 6.0% by weight of N-cyclohexylmarimide and 2.0% by weight of ⁇ -methylstyrene.
- Example 1 Glass transition as in Example 1 except that poly (N-cyclohexylmaleimide-co-methylmethacrylate-co- ⁇ -methylstyrene) and polycarbonate resin were uniformly mixed in a weight ratio of 94: 6 Temperature (Tg) was measured and the results are shown in Table 1 below.
- Example 1 Glass transition as in Example 1 except that poly (N-cyclohexylmaleimide-co-methylmethacrylate-co- ⁇ -methylstyrene) and polycarbonate resin were uniformly mixed in a weight ratio of 100: 0 Temperature (Tg) was measured and the results are shown in Table 1 below.
- the glass transition temperature (Tg) was measured in the same manner as in Example 1 except that the poly (methyl methacrylate) and the polycarbonate resin were uniformly mixed in a weight ratio of 100: 0, and the results are shown in Table 1 below. It was.
- the glass transition temperature (Tg) was measured in the same manner as in Example 1 except that the poly (methyl methacrylate) and the polycarbonate resin were uniformly mixed in a weight ratio of 98: 2, and the results are shown in Table 1 below. It was.
- Example 1 Glass transition as in Example 1 except that poly (N-cyclohexylmaleimide-co-methylmethacrylate-co- ⁇ -methylstyrene) and polycarbonate resin were uniformly mixed in a weight ratio of 89:11 Temperature (Tg) was measured and the results are shown in Table 1 below.
- Example 1 Glass transition as in Example 1 except that poly (N-cyclohexylmaleimide-co-methylmethacrylate-co- ⁇ -methylstyrene) and polycarbonate resin were uniformly mixed in a weight ratio of 83:17. Temperature (Tg) was measured and the results are shown in Table 1 below.
- the raw material pellets obtained in Examples 1, 2 and Comparative Examples 1 to 5 were vacuum dried and melted with an extruder at 250 ° C., and then passed through a T-die of a coat hanger type, followed by chromium plating.
- the film of 240 micrometers in thickness was produced through the casting roll, the drying roll, etc.
- the biaxially stretched film was produced in the ratio shown in Table 2 in MD and TD direction at 129-133 degreeC which is 5 degreeC higher than the glass transition temperature (Tg) of each film using this film using the experimental film drawing equipment.
- Tg glass transition temperature
- the plane direction retardation value and the thickness direction retardation value of the film are shown in Table 2 below.
- the optical film according to the present invention can obtain a value close to zero by absolute ratios of in-plane retardation and thickness direction retardation through mixing ratio adjustment.
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
혼합비율 (%) | Tg (℃) | |
실시예 1 | 98:2 | 126 |
실시예 2 | 94:6 | 126 |
비교예 1 | 100:0 | 124 |
비교예 2 | 100:0 | 100 |
비교예 3 | 98:2 | 101 |
비교예 4 | 89:11 | 126 |
비교예 5 | 83:17 | 126 |
연신온도 (℃) | 연신율 (%) | 위상차 (nm) | 두께 (㎛) | |||
MD | TD | Rin | Rth | |||
실시예 1 | 131 | 100 | 0 | 7.8 | -16.9 | 105 |
실시예 2 | 131 | 100 | 100 | 0.6 | -9.5 | 60 |
비교예 1 | 129 | 100 | 100 | 2.1 | -81.1 | 60 |
비교예 2 | 105 | 100 | 0 | 31 | -46.5 | 105 |
비교예 3 | 106 | 100 | 0 | 12 | -26.0 | 105 |
비교예 4 | 131 | 100 | 100 | 3.1 | 55.4 | 60 |
비교예 5 | 131 | 100 | 0 | 41 | -61.5 | 100 |
Claims (15)
- (A)(a)알킬(메트)아크릴레이트계 단위 및 (b)스티렌계 단위를 포함하는 공중합체; 및(B)주쇄에 카보네이트 부를 갖는 방향족계 수지를 포함하는 수지 조성물.
- 제1항에 있어서,상기 (a)알킬(메트)아크릴레이트계 단위의 알킬 부(moiety)는 메틸기 또는 에틸기인 수지 조성물.
- 제1항에 있어서,상기 (b)스티렌계 단위는 스티렌의 벤젠고리 또는 비닐기에 C1-4알킬 및 할로겐으로 이루어진 군으로부터 선택되는 하나 이상의 치환기로 치환된 스티렌을 포함하는 수지 조성물.
- 제1항에 있어서,상기 (A)공중합체는 공중합체 100 중량부에 대해 (a)알킬(메트)아크릴레이트계 단위 80 내지 99.9 중량부 및 (b)스티렌계 단위 0.1 내지 20 중량부를 포함하는 수지 조성물.
- 제1항에 있어서,상기 (A)공중합체와 (B)방향족계 수지는 90:10 내지 99.5:0.5의 중량비로 혼합된 수지 조성물.
- 제1항에 있어서,상기 (A)공중합체는 (c)적어도 하나의 카르보닐기로 치환된 3 내지 6원소 헤테로고리 단위를 추가로 포함하는 수지 조성물.
- 제8항에 있어서,상기 (c)적어도 하나의 카르보닐기로 치환된 3 내지 6원소 헤테로고리 단위는 말레산 무수물, 말레이미드, 글루탈산 무수물, 글루탈이미드, 락톤 및 락탐으로 이루어진 군으로부터 선택되는 수지 조성물.
- 제8항에 있어서,상기 (A)공중합체는 (a)알킬(메트)아크릴레이트계 단위, (b)스티렌계 단위 및 (c)적어도 하나의 카르보닐기로 치환된 3 내지 6원소 헤테로고리 단위로 이루어진 그룹으로부터 선택된 2원 공중합체의 조합을 포함하는 수지 조성물.
- 제8항에 있어서,상기 (A)공중합체는 공중합체 100 중량부에 대해 (a)알킬(메트)아크릴레이트계 단위 80 내지 99.9 중량부, (b)스티렌계 단위 0.1 내지 10 중량부 및 (c)적어도 하나의 카르보닐기로 치환된 3 내지 6원소 헤테로고리 단위 0.1 내지 10 중량부를 포함하는 수지 조성물.
- 제8항에 있어서,상기 (A)공중합체와 (B)방향족계 수지는 90:10 내지 99.5:0.5의 중량비로 혼합된 수지 조성물.
- 제1항에 있어서, 상기 수지 조성물은 컴파운딩 수지인 수지 조성물.
- 제1항 내지 제13항 중 어느 한 항의 수지 조성물을 이용하여 형성된 광학필름.
- 제14항에 있어서,상기 광학필름은 편광판용 보호필름인 광학필름.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014515778A JP5888571B2 (ja) | 2011-10-04 | 2012-09-26 | 光学フィルム |
CN201280031472.2A CN103649223A (zh) | 2011-10-04 | 2012-09-26 | 树脂组合物以及使用该树脂组合物形成的光学膜 |
US14/346,198 US20140221571A1 (en) | 2011-10-04 | 2012-09-26 | Resin composition and optical film formed using the same |
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KR1020110100837A KR20130036635A (ko) | 2011-10-04 | 2011-10-04 | 수지 조성물 및 이를 이용하여 형성된 광학 필름 |
KR10-2011-0100837 | 2011-10-04 |
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WO2013051814A2 true WO2013051814A2 (ko) | 2013-04-11 |
WO2013051814A3 WO2013051814A3 (ko) | 2013-05-30 |
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US (1) | US20140221571A1 (ko) |
JP (1) | JP5888571B2 (ko) |
KR (1) | KR20130036635A (ko) |
CN (1) | CN103649223A (ko) |
TW (1) | TW201329147A (ko) |
WO (1) | WO2013051814A2 (ko) |
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KR101657355B1 (ko) * | 2013-09-25 | 2016-09-20 | 주식회사 엘지화학 | 아크릴계 수지 조성물, 이를 포함하는 수지 펠렛 및 광학필름 |
JP2016139027A (ja) * | 2015-01-28 | 2016-08-04 | 日東電工株式会社 | 偏光板および液晶表示装置 |
JP6695658B2 (ja) * | 2015-02-18 | 2020-05-20 | 日東電工株式会社 | 液晶表示装置および偏光板キット |
JP6140775B2 (ja) * | 2015-07-22 | 2017-05-31 | 日東電工株式会社 | 透明な粘着剤層及びパターン化された透明導電層を有する偏光フィルム積層体並びに液晶パネル及び有機elパネル |
CN113150191A (zh) * | 2021-04-01 | 2021-07-23 | 深圳市新纶科技股份有限公司 | 改性聚甲基丙烯酸甲酯、光学薄膜材料及其制备方法、偏光片 |
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-
2011
- 2011-10-04 KR KR1020110100837A patent/KR20130036635A/ko active Application Filing
-
2012
- 2012-09-25 TW TW101135115A patent/TW201329147A/zh unknown
- 2012-09-26 CN CN201280031472.2A patent/CN103649223A/zh active Pending
- 2012-09-26 WO PCT/KR2012/007752 patent/WO2013051814A2/ko active Application Filing
- 2012-09-26 JP JP2014515778A patent/JP5888571B2/ja active Active
- 2012-09-26 US US14/346,198 patent/US20140221571A1/en not_active Abandoned
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WO2007129559A1 (ja) * | 2006-05-01 | 2007-11-15 | Idemitsu Kosan Co., Ltd. | ポリカーボネート系樹脂組成物、それを用いた光学成形体及び照明ユニット |
KR20090014305A (ko) * | 2006-05-25 | 2009-02-09 | 알케마 인코포레이티드 | 투명한 폴리카보네이트 블렌드 |
KR20100081951A (ko) * | 2009-01-06 | 2010-07-15 | 주식회사 엘지화학 | 광학 필름 및 이를 포함하는 액정 표시 장치 |
KR20100081932A (ko) * | 2009-01-06 | 2010-07-15 | 주식회사 엘지화학 | 광학 필름 및 이를 포함하는 액정 표시 장치 |
KR20120009864A (ko) * | 2010-07-22 | 2012-02-02 | 주식회사 엘지화학 | 아크릴계 수지를 이용한 광학 필름용 수지 제조 |
Also Published As
Publication number | Publication date |
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JP2014518293A (ja) | 2014-07-28 |
TW201329147A (zh) | 2013-07-16 |
JP5888571B2 (ja) | 2016-03-22 |
KR20130036635A (ko) | 2013-04-12 |
WO2013051814A3 (ko) | 2013-05-30 |
US20140221571A1 (en) | 2014-08-07 |
CN103649223A (zh) | 2014-03-19 |
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