TWI345526B - Fabrication method and coating solution of anti-uv and antiglare film - Google Patents
Fabrication method and coating solution of anti-uv and antiglare film Download PDFInfo
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1.345526 九、發明說明: 【發明所屬之技術領域】 本發月k有關於-種光學膜之製作,且特別有關於一 種抗紫外線抗眩膜的製造方法及其塗液。 【先前技術】 平面液3¾ II Τ ϋ已廣泛被應用於各項現代電子化產 品’如個人電腦、筆記型電腦、數位相機、行動電話、個 人數位化助理(PDA)及液晶電視等。液晶面板產品技術之 發展,除了朝向高對比、廣視角、高輝度、薄型化、大型 化外,也往表面附加功能如抗到、抗眩、抗反射、抗污等 方向發展。其中,抗眩膜因效果明顯、成本較低,因此更 廣泛被應用於筆記型電腦及電腦螢幕等液晶顯示器上。 傳統的抗眩膜是藉由添加抗眩(antiglare)粒子的方式 來達到抗眩效果,但是抗眩粒子在塗佈液中會有沉降及不 易分散的問題’使得塗佈液不易保存,因此塗佈系統需有 良好的穩疋度,否則不易得到均勻分散之抗眩膜,並且利 用抗眩粒子製作出的抗眩膜,在較高的抗眩性下,其耐磨 性較差。 另外’在曰本專利第2006-088643號以及美國專利第 7008066B2號中揭示,將塗液分散在滾輪上,並藉由壓花 滾輪使得塗液塗佈在基板的同時’於塗膜表面形成凹凸微 結構’達到抗眩或是抗反射的效果,並以uv光從其板背 面/日.?、射’形成抗眩膜。雖然此方法可以解決抗眩粒子沉降 及不易分散之缺點’但是其所形成的抗眩膜之附著力、财 0659-A21954TWF(N2);M06016;KELLY 5 1345526 摩擦性皆不佳,且表面的凹凸微結構不易成型。此外,由 於抗眩膜在液晶顯示器的應用上需要有效阻擔冷陰極管所 發射的紫外線以及避免外界紫外線對偏光膜造成損害,因 此抗眩膜需具有阻撞波長在谓〜伽_以下的紫外光之 功能,而傳、㈣抗_之製造方法以造成㈣不易附著 及硬化不完全等問題。 因此’業界亟需-種抗眩膜的製造方法,其可以改善1.345526 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to the production of an optical film, and more particularly to a method for producing an ultraviolet-resistant anti-glare film and a coating liquid therefor. [Prior Art] The flat fluid 33⁄4 II Τ ϋ has been widely used in various modern electronic products such as personal computers, notebook computers, digital cameras, mobile phones, personalization assistants (PDAs) and LCD TVs. The development of LCD panel product technology, in addition to high contrast, wide viewing angle, high brightness, thinness, large size, also to the surface of additional functions such as anti-glare, anti-glare, anti-reflection, anti-pollution and other directions. Among them, anti-glare films are widely used in liquid crystal displays such as notebook computers and computer screens because of their obvious effects and low cost. The conventional anti-glare film achieves an anti-glare effect by adding antiglare particles, but the anti-glare particles have a problem of sedimentation and difficulty in dispersion in the coating liquid, which makes the coating liquid difficult to store, and thus is coated. The cloth system needs to have good stability, otherwise it is difficult to obtain a uniformly dispersed anti-glare film, and the anti-glare film made by using the anti-glare particles has poor wear resistance under high anti-glare property. In addition, it is disclosed in the Japanese Patent No. 2006-088643 and the Japanese Patent No. 7008066B2 that the coating liquid is dispersed on the roller, and the coating liquid is applied to the substrate while the coating liquid is formed on the surface of the coating film by the embossing roller. The microstructure "achieves anti-glare or anti-reflection effect, and forms an anti-glare film from the back/day of the board with uv light." Although this method can solve the disadvantages of anti-glare particle sedimentation and non-dispersion, the adhesion of the anti-glare film formed by it is not good, and the friction of the surface is not good, and the surface roughness is uneven. The microstructure is not easy to form. In addition, since the anti-glare film needs to effectively block the ultraviolet light emitted by the cold cathode tube and prevent the external ultraviolet light from damaging the polarizing film in the application of the liquid crystal display, the anti-glare film needs to have an ultraviolet wavelength with a blocking wavelength of deg. The function of light, and the method of manufacturing (4) anti-_ to cause (four) difficult to attach and incomplete hardening and other issues. Therefore, the industry is in urgent need of a method for manufacturing an anti-glare film, which can be improved.
傳統抗眩贿著力、耐紐不佳及硬化不完全等問題,且 同時讓抗眩麟有抗料叙魏,㈣善傳統抗眩膜的 缺點。 【發明内容】 有鑑於此,本發明之目的在於提供一種無抗眩粒子之 抗紫外線抗眩㈣製造方法及其塗液,其可以達到提高附 著力、耐磨性之功效’並且可避免硬化不完全的問題,同 時使抗眩膜兼具抗紫外線之功能。 為達上述目的,本發明提供一種抗紫外線抗眩膜之製 造方法’包括將硬鍍層塗液塗佈於基材之上表面,其中該 硬鑛層塗液至 > 包含-光起始劑,其吸收波峰在35〇〜 4〇〇麵’ m㈣’該第―溶劑對基材具有侵録; 使硬鑛層塗液中的第-溶劑揮發,形成硬鐘層;以及利用 輪使硬㈣表㈣―凸結構關時,”外光源 由基材之下表面照射,形成抗紫外線抗眩膜。Traditional anti-glare bribery, poor resistance to Nail and incomplete hardening, and at the same time, anti-glare has the disadvantage of anti-glare and (4) good traditional anti-glare film. SUMMARY OF THE INVENTION In view of the above, an object of the present invention is to provide an anti-ultraviolet anti-glare (four) manufacturing method without anti-glare particles and a coating liquid thereof, which can achieve the effects of improving adhesion and abrasion resistance, and can avoid hardening. The complete problem, at the same time, makes the anti-glare film both UV-resistant. In order to achieve the above object, the present invention provides a method for producing an anti-ultraviolet anti-glare film, which comprises applying a hard coating liquid coating onto a surface of a substrate, wherein the hard ore coating liquid is applied to a light-initiating agent, The absorption peak is in the range of 35〇~4〇〇'm(four)' the first solvent has invaded the substrate; the first solvent in the hard coating layer is volatilized to form a hard layer; and the hard (four) table is made by using the wheel (4) When the convex structure is closed, the external light source is irradiated by the lower surface of the substrate to form an anti-ultraviolet anti-glare film.
时為VI本’"月又提供一種抗紫外線抗眩膜之 塗液’包括1外光硬化型⑽旨單體;光起始劑,其吸收波 0659-A21954TWF(N2);M06016;KELLY 6 1345526 峰在350 40〇nm,以及第一溶劑,该第一溶劑對抗紫外線 抗眩膜的基材具有侵蝕性。 _ 為讓本發月之上述和其他目的、特徵、和優點能更明 -貝易ϋ τ文特舉出較佳實施例,炎配合所附圖式,作詳 細說明如下: 【實施方式】At the time of VI this '" month also provides a UV anti-glare coating solution 'including 1 external light curing type (10) monomer; light initiator, its absorption wave 0659-A21954TWF (N2); M06016; KELLY 6 The 1345526 peak is at 350 40 〇 nm, and the first solvent is aggressive against the substrate of the ultraviolet anti-glare film. _ In order to make the above and other objects, features, and advantages of the present invention more obvious - the preferred embodiment is described in the following paragraphs, and the details of the invention are as follows: [Embodiment]
本發明之抗紫外線抗眩膜的製造流程之一示意圖如第 1圖所不’基材3經由放捲機1捲出,利用塗佈頭5將硬 鑛層塗f 7塗佈於基材3之上表面301上,基材沿著箭頭 A方向前進,在到達壓花滾輪9之前,硬錢層塗液7中之 溶劑會逐漸揮發,硬鍍層塗液的黏度也隨之增加。 硬鑛層塗液到達壓花滾輪時,由於塵花滚輪表面具有 凹凸結構’因此藉由硬制塗液與壓花滾輪接觸,使得 鑛層塗液表面形成凹凸結構,達到抗眩之目的。在卿 塗液與壓花滾輪接觸的同時,紫外線光源丨丨由基材3 表面搬,照射’紫外光透過基材3使硬鐘層塗ς 7硬化下 完成脫模程序,即形成本發明之抗紫外線抗眩膜12,^、 後的抗紫外線抗眩膜再經由收捲機丨3收捲。、 几成 由於在本發明之硬鍍層塗液中至少冬 士… ν 3有—種吸收波峰 在350〜400nm的光起始劑,因此當厣龙 田/土化滾輪在硬鍍声 形成凹凸結構的同時’利用紫外線光源從基材背面^ 可使得硬鐘層上的凹凸結構快速硬化成型,而不會 的抗备、外線抗眩膜之製造方法,其硬鑛層塗液中不具 收波峰在350〜400nm的光起始劑,因此去 ^ 吸 虽导、外線光源從 0659-A21954TWF(N2);M06016;KELLY 7 1345526 抗紫外線基材背面照射時,硬鍍層塗浪不易硬化,經過壓 化滾輪形成之凹凸結構會隨時間而不坦化,不易成型。此 外,在本發明之抗紫外線抗眩膜的製造過程中,壓花滾輪 在硬鍍層塗液上形成凹凸結構以及紫外線光源從基材背面 妝射同時進行,因此更有利於硬鍍層鐾液上之凹凸結構的 硬化成型。 本發明之抗紫外線抗眩膜的製造流程之另一示意圖如 第2圖所示’其與第1圖之差異在於硬鑛層塗液7到達壓 才匕滾輪9之前,會先經過乾燥裝置15 ’例如供箱’使得硬 鑛層塗液7中的溶劑揮發,再經過與麈花滚輪9的接觸, 使得硬鍍層塗液7表面形成凹凸結構,達到抗眩之目的。 上述之基材可為具有紫外光遮蔽功能之透明材質,其 穿透光之界限波長在370〜420nm之間,波長在370nm以 下的光會被完全遮蔽。基材之材料例如為三醋酸纖維素 (triacetyl cellulose,簡稱 TAC)、聚丙烯酸 S旨(polyacrylate)、 聚碳酸自旨polycarbonate、聚乙烯(poly ethylene)或聚乙烯對 苯二甲酸酉旨(polyethylene terephthalate,簡稱 PET)等,其中 又以TAC較佳。 本發明之硬鍍層塗液可包括紫外光硬化型樹脂單體、 紫外光硬化型樹脂寡聚物、光起始劑以及溶劑,其中紫外 光硬化型樹脂單體、紫外光硬化型樹脂寡聚物或前述之組 合的總重為100重量份,溶劑為5〜75重量份,光起始劑 為1〜10重量份。 上述之光起始劑中至少包含一種吸收波峰在350〜 0659-A21954TWF(N2);M06016;KELLY 8 1345526 400nm的光起始劑’而溶劑中則至少包含一種對上述基材 具有侵蝕性的強溶劑。本發明之抗紫外線抗眩膜的製造方 法係藉由硬鍍層塗液中含有對基材具侵蝕性的強溶劑,並 以塗佈頭先將硬鍍層塗液塗佈於基材上,因此對於基材之 附著性較佳。 .紫外光硬化型樹脂單體可以是丙烯酸異丁酯(iS0butyl acrylate)、丙稀酸 2-乙基己酉旨(2-ethylhexyl acrylate)、 ι ,6_ 六二醇二丙浠酸酯(l,6-hexanediol diacrylate)、三丙二醇二 丙稀酸酯(tripropylene glycol diacrylate)、三經曱基丙燒三 丙稀酸酯(trimethylolpropane triacrylate)、雙季戊四醇五丙 浠酸醋(dipentaerythritol pentaacrylate)、季戊四醇三丙稀酸 酯(pentaerythritol triacrylate)、雙季戊四醇六丙稀酸酯 (dipentaerythritol hexaacrylate)或二乙二醇二曱基丙稀酸醋 (diethylene glycol dimethacrylate)等。紫外光硬化型樹脂寡 聚物可以是氨基曱基丙稀酸醋寡聚物(urethane (meth)acrylate oligomer)、聚酯型甲基丙稀酸酯寡聚物 (polyester (meth)acrylate oligomer)、環氧曱基丙稀酸酯寡 聚物(epoxy (meth)acrylate oligomer)等。 光起始劑中主要成分為吸收波峰在350〜400nm的光 起始劑,例如為二苯基(2,4,6-三曱基苯酸基)-膦氧化物 (diphenyl(2,4,6-trimethylbenzoyl)-phosphine oxide)、苯基二 (2,4,6-三曱基苯醯基)膦氧化物(phenyl bis (2,4,6_trimethylbenzoy]) phosphine oxide)、二(5-2,4-環戊二 烯-1-基)-二[2,6-雙氟-3-(lH-n 比咯-1-基)苯基]鈦(bis(eta 0659-A21954T WF(N2);M06016;KELLY 9 1345526 5-2,4-cyclopentadien-l-yl)-bis[2,6-difluoro-3-(lh-pyrrol-l-y l)phenyl]titanium)、2-異丙基硫雜蒽酮(2-isopropyl thioxanthone)、Ν,Ν,Ν·,Ν'-四乙基-4,4’-二氨基二苯酮 (N,N,N',N'-Tetraethyl-4,4'-diaminobenzophenone)、Michler 乙基酮(Michler ethylketone)或前述之組合。所搭配使用的 紫外線光源11可為Η型、D型、V型或Q型,其中又以 Η型、D型較佳。 此外,在光起始劑中也可含有吸收波峰介於200〜 350nm的光起始劑,例如二苯曱酮(benzophenone)、1-經 基 -環己 基-苯 基-甲 酮 (1-hydroxy-cyclohexyl-phenyl-ketone)、2_經基-2-甲基-1-苯基-1-丙酮(2-hydroxy-2-methyl-l-phenyl-l-propanone)或 苯曱醯曱酸曱 _ (methylbenzoylformate)等。 對基材具有侵蝕性的強溶劑例如為丁酮(MEK)、曱基 異丁基酮(ΜΊΒΚ)、醋酸乙酯(EAC)或醋酸丁酯(BAC)等。此 外,在溶劑中也可包含對基材不具侵蝕性的弱溶劑,例如 異丙醇(iso-propyl alcohol,IPA)、甲苯(toluene)、曱醇 (methanol)、乙醇(ethanol)、環己酮(cyclohexanone)或丙二 醇乙醚醋酸酯(propylene glycol monoethylether acetate)等。 另外,在本發明之硬鐘層塗液也可包含紫外光吸收 劑,例如為苯并三峻(benzotriazole)、二苯甲_ (benzophenone)或水楊酸(salicylic acid)類化合物。 本發明之抗紫外線抗眩膜的製造方法係藉由硬鍍層塗 液中含有對基材具侵蝕性的強溶劑,進而達到增加附著性A schematic diagram of a manufacturing process of the anti-ultraviolet anti-glare film of the present invention is as shown in Fig. 1. The substrate 3 is unwound through the unwinder 1, and the hard coat layer is applied to the substrate 3 by the coating head 5. On the upper surface 301, the substrate advances in the direction of the arrow A. Before reaching the embossing roller 9, the solvent in the hard money layer coating liquid 7 is gradually volatilized, and the viscosity of the hard plating coating liquid is also increased. When the hard coating liquid reaches the embossing roller, since the surface of the dust roller has a concave-convex structure, the hard coating liquid contacts the embossing roller to form a concave-convex structure on the surface of the coating liquid to achieve anti-glare. While the clear coating liquid is in contact with the embossing roller, the ultraviolet light source is moved from the surface of the substrate 3, and the ultraviolet light is transmitted through the substrate 3 to harden the hard layer to form a demolding process, thereby forming the present invention. The anti-ultraviolet anti-glare film 12, and the anti-ultraviolet anti-glare film are then wound up by a winder 丨3. Because of at least the winter in the hard coating solution of the present invention... ν 3 has a light-initiating agent that absorbs the peak at 350 to 400 nm, so when the 厣Longtian/earthing roller forms a concave-convex structure in hard plating At the same time 'Using an ultraviolet light source from the back surface of the substrate ^ can make the concave and convex structure on the hard clock layer to be quickly hardened and molded, and the anti-preparation and external anti-glare film manufacturing method does not have a peak in the hard ore coating liquid. 350~400nm photoinitiator, so the absorption and external light source from 0659-A21954TWF(N2); M06016; KELLY 7 1345526 anti-UV substrate backside irradiation, hard coating wave is not easy to harden, after the pressure roller The uneven structure formed will not be candidized over time and is not easily formed. In addition, in the manufacturing process of the anti-ultraviolet anti-glare film of the present invention, the embossing roller forms a concave-convex structure on the hard-coating coating liquid and the ultraviolet light source is simultaneously formed from the back surface of the substrate, thereby being more advantageous for the hard-plated sputum. Hardening molding of the uneven structure. Another schematic diagram of the manufacturing process of the anti-ultraviolet anti-glare film of the present invention is as shown in Fig. 2, which differs from the first one in that the hard ore layer coating liquid 7 passes through the drying device 15 before it reaches the pressure roller 9 . 'For example, the tank is used to volatilize the solvent in the hard coating layer coating liquid 7, and then contact with the squeezing roller 9 to form a concave-convex structure on the surface of the hard coating layer coating liquid 7 to achieve the purpose of anti-glare. The substrate may be a transparent material having an ultraviolet shielding function, and the wavelength of the transmitted light is between 370 and 420 nm, and the light having a wavelength of less than 370 nm is completely shielded. The material of the substrate is, for example, triacetyl cellulose (TAC), polyacrylate, polycarbonate, polyethylene or polyethylene terephthalate. , referred to as PET), etc., which is better by TAC. The hard coating liquid of the present invention may include an ultraviolet light curing resin monomer, an ultraviolet light curing resin oligomer, a photoinitiator, and a solvent, wherein the ultraviolet light curing resin monomer and the ultraviolet light curing resin oligomer Or the combination of the foregoing has a total weight of 100 parts by weight, a solvent of 5 to 75 parts by weight, and a photoinitiator of 1 to 10 parts by weight. The photoinitiator comprises at least one photoinitiator having an absorption peak of 350 to 0659-A21954TWF (N2); M06016; KELLY 8 1345526 400 nm, and the solvent contains at least one of the substrates which are aggressive to the substrate. Solvent. The method for producing the ultraviolet anti-glare film of the present invention comprises applying a hard solvent to the substrate by applying a strong solvent which is erosive to the substrate in the hard coating layer coating solution, and The adhesion of the substrate is preferred. The ultraviolet curable resin monomer may be iS0butyl acrylate, 2-ethylhexyl acrylate, ι, 6-hexadiol dipropionate (l, 6-hexanediol diacrylate), tripropylene glycol diacrylate, trimethylolpropane triacrylate, dipentaerythritol pentaacrylate, pentaerythritol tripropyl Pentaerythritol triacrylate, dipentaerythritol hexaacrylate or diethylene glycol dimethacrylate. The ultraviolet curable resin oligomer may be a urethane (meth) acrylate oligomer, a polyester methacrylate oligomer, or a polyester methacrylate oligomer. An epoxy (meth) acrylate oligomer or the like. The main component in the photoinitiator is a photoinitiator having an absorption peak at 350 to 400 nm, such as diphenyl (2,4,6-trimercaptobenzoic acid)-phosphine oxide (diphenyl (2, 4, 6-trimethylbenzoyl)-phosphine oxide), phenyl bis (2,4,6-trimethylbenzoy) phosphine oxide, bis(5-2, 4-cyclopentadien-1-yl)-bis[2,6-bisfluoro-3-(lH-npyrrol-1-yl)phenyl]titanium (bis(eta 0659-A21954T WF(N2); M06016; KELLY 9 1345526 5-2,4-cyclopentadien-l-yl)-bis[2,6-difluoro-3-(lh-pyrrol-lyl)phenyl]titanium), 2-isopropylthioxanthone (2-isopropyl thioxanthone), Ν, Ν, Ν·, Ν'-tetraethyl-4,4'-diaminobenzophenone (N,N,N',N'-Tetraethyl-4,4'-diaminobenzophenone ), Michler ethylketone or a combination of the foregoing. The ultraviolet light source 11 used in combination may be of the Η type, the D type, the V type or the Q type, and among them, the Η type and the D type are preferable. In addition, the photoinitiator may also contain a photoinitiator having an absorption peak between 200 and 350 nm, such as benzophenone or 1-hydroxy-cyclohexyl-phenyl-ketone (1-hydroxy). -cyclohexyl-phenyl-ketone), 2-hydroxy-2-methyl-l-phenyl-l-propanone or bismuth benzoate _ (methylbenzoylformate) and the like. The strong solvent which is aggressive to the substrate is, for example, methyl ethyl ketone (MEK), decyl isobutyl ketone (oxime), ethyl acetate (EAC) or butyl acetate (BAC). In addition, a weak solvent which is not aggressive to the substrate may be contained in the solvent, such as iso-propyl alcohol (IPA), toluene, methanol, ethanol, cyclohexanone. (cyclohexanone) or propylene glycol monoethylether acetate. Further, the hard bell layer coating liquid of the present invention may also contain an ultraviolet light absorbing agent such as a benzotriazole, benzophenone or salicylic acid compound. The anti-ultraviolet anti-glare film of the present invention is produced by a method in which a hard coating solution contains a strong solvent which is erosive to a substrate, thereby increasing adhesion.
0659-A21954TWF(N2);M06016; KELLY 1345526 之功效。.另外,在硬鍍層塗液中至少含有—種吸收波峰在 350〜楊nm的光起始劑’因此所形成之抗紫外線抗眩膜表 面的凹凸結構可硬化完全並成型1上所述,本發明係利 用硬鐘錢紅配方與S造枝“,達刺加抗紫外線 4几眩膜之附著性及耐摩擦性之目的。0659-A21954TWF(N2); M06016; KELLY 1345526 effect. In addition, the hard coating coating liquid contains at least a photoinitiator having an absorption peak at 350 to Yang nm. Therefore, the uneven structure of the surface of the anti-ultraviolet anti-glare film formed can be hardened completely and formed as described above. The invention utilizes the hard clock and red formula and the S branching, and the purpose of adhesion and abrasion resistance of the anti-UV 4 glare film.
且右明之抗紫外線抗眩膜中,其抗紫外線功能可由 具有抗紫外線功能之基材提供,或是藉由賴層塗液中添 加紫外光吸收劑而達到抗紫外線之功能。另外,其抗眩功 能則是由硬鍍層表面之凹凸結構所提供,立凹凸結構的十 點平均粗糖度Rz約為0.5〜5_,可由壓花滾輪上之圖案 化結構的尺寸而決定。 將本發明之彳/L紫外線抗眩膜與傳㈣抗紫外線抗眩膜 相比,其硬鍍層對於基材之附著性較佳,可以通過百格測 試,而不會有剝落現象發生。此外,本發明之抗紫外線抗 眩膜的耐磨擦性可提高至約為傳統的5倍以上。 【實施例1】 將 90 重量份的紫外光硬化樹脂 B-500SF(Shin-Nakamura Chemical 公司製造)與 10 重量份 的紫外光硬化型樹脂單體diethylene glycol dimethacrylate 混合成樹脂A。另外,取20重量份的強溶劑MEK與3重 量份的光起始劑2-isopropyl thioxanthone混合’然後加入 80重量份的樹脂a中,形成硬鍍層塗液。 將硬鍍層塗液塗佈在厚度80/zm之TAC透明基材 (LOFO公司製造)上,以第1圖之製造流程製造抗紫外線And in the right anti-ultraviolet anti-glare film, the anti-ultraviolet function can be provided by a substrate having an anti-ultraviolet function, or by adding an ultraviolet light absorber to the laminating solution to achieve the function of resisting ultraviolet rays. Further, the anti-glare function is provided by the uneven structure on the surface of the hard-plated layer, and the ten-point average roughness Rz of the standing structure is about 0.5 to 5 mm, which can be determined by the size of the patterned structure on the embossing roller. Compared with the (4) ultraviolet anti-glare film of the present invention, the hard coating layer of the present invention has better adhesion to the substrate, and can be tested by a hundred-square test without peeling off. Further, the abrasion resistance of the ultraviolet anti-glare film of the present invention can be increased to about 5 times or more as conventional. [Example 1] 90 parts by weight of ultraviolet curable resin B-500SF (manufactured by Shin-Nakamura Chemical Co., Ltd.) was mixed with 10 parts by weight of ultraviolet light-curable resin monomer diethylene glycol dimethacrylate to form resin A. Further, 20 parts by weight of a strong solvent MEK was mixed with 3 parts by weight of a photoinitiator 2-isopropylthioxanthone', and then 80 parts by weight of the resin a was added to form a hard coating liquid. The hard coating solution was applied to a TAC transparent substrate (manufactured by LOFO Co., Ltd.) having a thickness of 80/zm, and the ultraviolet ray was manufactured by the manufacturing process of Fig. 1.
0659-A21954TWF(N2);M06016;KELLY 1345526 抗眩膜,其中在到達壓花滾輪前,硬鍍層塗液中的溶劑乾 燥時間約為5秒左右,之後經由Η型汞燈照射,.其紫外線 劑量約為500至600mJ/cm2,即完成實施例1之抗紫外線 抗眩膜。 將實施例1之抗紫外線抗眩膜以下列之測試方式分別 進行附著性(Adhesion)、硬度(hardness)、耐磨擦性 (anti-scratch)、穿透率(Total transmittance)以及霧度(haze) 測試,其結果如表一所示。 附著性測試:採用百格測試,將lcm2之抗紫外線抗眩 膜表面分隔成100份等面積,以3M之600號膠帶黏貼後 撕去,觀察塗膜是否有剝落。若完全無剝落現象,表示附 著性佳;若有剝落現象發生,表示附著性差。 鉛筆硬度測試:以硬度測試機台Model 291 (廠牌為 Erichsen Testing Equipment)來測試,測試條件為荷重5⑻ 克。鉛筆硬度以3H、4H、5H等表示,數字越高表示鉛筆 硬度越高。 耐磨擦性測試:以鋼絲絨0000號磨擦10次,其磨擦 面積直徑為2.5cm,觀察在無刮傷下最大的荷重。荷重數 越高表示财磨擦性越佳。 穿透率以及霧度測試:以光學測試機台Haze meter NDH2000 (廠牌為Nippon Denshoku)來測試抗紫外線抗眩 膜的光線穿透率以及霧度。 【實施例2】 將90重量份的紫外光硬化樹脂 0659-A21954TWF(N2);M06016;KELLY 12 1345526 B,500SF(Shin-Nakamura Chemical 公司製造)與 10 重量份 的紫外光硬化型樹脂單體diethylene glycol dimethacrylate 混合成樹脂A。另外,取20重量份的強溶劑MEK與5重 量份的光起始劑2-isopropyl thioxanthone以及5重量份 的光起始劑 diphenyl(2,4,6-trimethylbenzoyl)-phosphine oxide混合,然後加入80重量份的樹脂A中,形成硬鍵層 塗液。 將實施例2的硬鍍層塗液以同實施例1之製造方式形 成抗紫外線抗眩膜,並以前述之測試方式分別進行附著 性、硬度、耐磨擦性、穿透率以及霧度測試,其結果如表 —戶斤示0 【比較例1】 將 90 重量份的紫外光硬化樹脂 B-500SF(Shin_Nakamura Chemical 公司製造)與 10 重量份 的紫外光硬化型樹脂單體diethylene glycol dimethacrylate 混合’形成硬鐘層塗液。 將比較例1的硬鍍層塗液以同實施例1之製造方式形 成抗紫外線抗眩膜,並以前述之測試方式分別進行附著 性、硬度、耐磨擦性、穿透率以及霧度測試,其結果如表 一所示。由於比較例1之抗紫外線抗眩膜無法硬化完全, 因此其附著性較差。 【比較例2】 取1〇重量份的紫外光硬化型樹脂單體diethylene glycol dimethacrylate 與 5 重量份的光起始劑0659-A21954TWF(N2); M06016; KELLY 1345526 anti-glare film, wherein the solvent drying time in the hard coating liquid solution is about 5 seconds before reaching the embossing roller, and then irradiated by a mercury-type lamp, the ultraviolet dose thereof The anti-ultraviolet anti-glare film of Example 1 was completed at about 500 to 600 mJ/cm2. The anti-ultraviolet anti-glare film of Example 1 was subjected to Adhesion, hardness, anti-scratch, Total transmittance, and haze in the following test manners. Test, the results are shown in Table 1. Adhesion test: Using a hundred-square test, the surface of the anti-ultraviolet anti-glare film of 1 cm2 was divided into 100 parts of the same area, and the tape was peeled off with a tape of 3M of 600, and the film was peeled off. If there is no peeling at all, it means good adhesion; if peeling occurs, it means poor adhesion. Pencil hardness test: Tested with a hardness tester Model 291 (labeled Erichsen Testing Equipment) with a load of 5 (8) grams. The pencil hardness is expressed in 3H, 4H, 5H, etc. The higher the number, the higher the pencil hardness. Abrasion resistance test: 10 times of rubbing with steel wool 0000, the diameter of the rubbing area was 2.5 cm, and the maximum load was observed without scratching. The higher the load, the better the friction. Transmittance and haze test: The light transmittance and haze of the anti-UV anti-glare film were tested with an optical test machine Haze meter NDH2000 (label Nippon Denshoku). [Example 2] 90 parts by weight of ultraviolet light curing resin 0659-A21954TWF (N2); M06016; KELLY 12 1345526 B, 500SF (manufactured by Shin-Nakamura Chemical Co., Ltd.) and 10 parts by weight of ultraviolet light curing resin monomer diethylene Glycol dimethacrylate is mixed into resin A. Separately, 20 parts by weight of the strong solvent MEK is mixed with 5 parts by weight of the photoinitiator 2-isopropyl thioxanthone and 5 parts by weight of the photoinitiator diphenyl (2,4,6-trimethylbenzoyl)-phosphine oxide, and then added to 80. In the part by weight of the resin A, a hard bond layer coating liquid was formed. The hard coating solution of Example 2 was formed into the anti-ultraviolet anti-glare film in the same manner as in the production method of Example 1, and the adhesion, hardness, abrasion resistance, transmittance, and haze were respectively tested by the above-mentioned test methods. The result is shown in the table - [Comparative Example 1] 90 parts by weight of ultraviolet curable resin B-500SF (manufactured by Shin_Nakamura Chemical Co., Ltd.) was mixed with 10 parts by weight of the ultraviolet curable resin monomer diethylene glycol dimethacrylate. Hard clock layer coating. The hard coating liquid of Comparative Example 1 was formed into an anti-ultraviolet anti-glare film in the same manner as in the production method of Example 1, and the adhesion, hardness, abrasion resistance, transmittance, and haze were respectively tested by the above-mentioned test methods. The results are shown in Table 1. Since the anti-ultraviolet anti-glare film of Comparative Example 1 could not be completely cured, its adhesion was inferior. [Comparative Example 2] 1 part by weight of a UV-curable resin monomer diethylene glycol dimethacrylate and 5 parts by weight of a photoinitiator
0659-A21954TWF(N2);M06016;KELLY 1345526 diphenyl(2,4,6-trimethylbenzoyl)-phosphine oxide 混合,然 後加入 90 重量份的紫外光硬化樹脂 B-500SF(Shin-Nakamura Chemical 公司製造),形成硬鍍層 塗液。 將比較例2的硬鑛層塗液以同實施例1之製造方式形 成抗紫外線抗眩膜,並以前述之測試方式分別進行附著 性、硬度、耐磨擦性、穿透率以及霧度測試,其結果如表 一所示。比較例2之抗紫外線抗眩膜雖然可硬化完全,但 是部分的抗紫外線抗眩膜會附著於壓花滾輪上,因此其附 著性較差。 【比較例3】 將 90 重量份的紫外光硬化樹脂 B-500SF(Shin-Nakamura Chemical 公司製造)與 10 重量份 的紫外光硬化型樹脂單體diethylene glycol dimethacrylate 混合成樹脂A。取5 0重量份的樹脂A與5 0重量份的強溶 劑MEK及4.5重量份的抗眩粒子〇K607(Degussa公司生 產)混合成硬錢層塗液。 以線棒(規格為RDS 6號)將硬鍍層塗液塗佈於厚度80 μιη的TAC基材(LOFO公司製造)上,置於70°C烘箱烘烤 3分鐘,接著以Η型水銀燈(劑量為500〜600mJ/cm2)照射 硬化,形成抗紫外線抗眩膜。 將比較例3之抗紫外線抗眩膜以同前述之測試方式分 別進行附著性、硬度、耐磨擦性、穿透率以及霧度測試, 其結果如表一所示。0659-A21954TWF(N2); M06016; KELLY 1345526 diphenyl(2,4,6-trimethylbenzoyl)-phosphine oxide mixed, and then added 90 parts by weight of ultraviolet light curing resin B-500SF (manufactured by Shin-Nakamura Chemical Co., Ltd.) to form a hard Coating solution. The hard ore layer coating liquid of Comparative Example 2 was formed into an anti-ultraviolet anti-glare film in the same manner as in the production method of Example 1, and the adhesion, hardness, abrasion resistance, penetration rate, and haze test were respectively tested by the aforementioned test methods. The results are shown in Table 1. Although the anti-ultraviolet anti-glare film of Comparative Example 2 was hard to be completely cured, a part of the anti-ultraviolet anti-glare film adhered to the embossing roller, so that the adhesion was poor. [Comparative Example 3] 90 parts by weight of ultraviolet curable resin B-500SF (manufactured by Shin-Nakamura Chemical Co., Ltd.) was mixed with 10 parts by weight of the ultraviolet curable resin monomer diethylene glycol dimethacrylate to form a resin A. 50 parts by weight of Resin A was mixed with 50 parts by weight of a strong solvent MEK and 4.5 parts by weight of anti-glare particles 〇K607 (produced by Degussa Co., Ltd.) to form a hard money layer coating liquid. The hard coating solution was applied to a TAC substrate (manufactured by LOFO Co., Ltd.) having a thickness of 80 μm using a wire bar (specification No. RDS No. 6), and baked in an oven at 70 ° C for 3 minutes, followed by a mercury-type lamp (dose). It is irradiated and hardened to 500 to 600 mJ/cm 2 to form an anti-ultraviolet anti-glare film. The anti-ultraviolet anti-glare film of Comparative Example 3 was tested for adhesion, hardness, abrasion resistance, transmittance, and haze in the same manner as described above, and the results are shown in Table 1.
0659-A21954TWF(N2);M06016;KELLY 1345526 上述實施例及比較例之抗紫外線抗眩膜的測試結果如 下表1所列: 表1各實施例及比較例之測試結果 實施例1 實施例2 比較例1 比較例2 比較例3 附著性 佳 佳 差 差 佳 鉛筆硬度 3H 3H __ _ - 3H 耐磨樹生(g) >1880 >1880 一一 <400 霧度(%) 48.32 47.5 _ 47.67 穿透率(%) 90.65 90.81 _ _ 91.15 由表1之硬度及耐磨性測試結果可得知,含有強溶劑 MEK與吸收波峰在350〜400nm的光起始劑之實施例1、2 的硬鍍層塗液,其所製得之抗紫外線抗眩膜的附著性及耐 磨擦性皆較沒有含強溶劑MEK之比較例1、2明顯提升。 另外,將實施例1、2與添加抗眩粒子之比較例3相比,其 耐磨擦性也由低於400g提高到高於1880g,表示以本發明 之抗紫外線抗眩膜的製造方法以及其硬鍍層塗液可得到較 佳附著性及财磨擦性之抗紫外線抗眩膜,並且其在鉛筆硬 度、穿透度及霧度方面與添加抗眩粒子的抗眩膜相當。 雖然本發明已揭露較佳實施例如上,然其並非用以限 定本發明,任何熟悉此項技藝者,在不脫離本發明之精神 和範圍内,當可做些許更動與潤飾,因此本發明之保護範 圍當視後附之申請專利範圍所界定為準。 0659-A21954TWF(N2);M06016;KELLY 15 1345526 【圖式簡單說明】 第1圖所示為本發明一較佳實施例之抗紫外線抗眩膜 的製造流程。 第2圖所示為本發明另一較佳實施例之抗紫外線抗眩 膜的製造流程。 【主要元件符號說明】 1〜放捲機; 3〜基材; 5〜塗佈頭; 7〜硬鍍層塗液; 9〜壓花滾輪; Π〜紫外線光源; 12〜抗紫外線抗眩膜; 13〜收捲機; 15〜乾燥裝置; A〜基材前進方向; 301〜基材之上表面; 302〜基材之下表面。 0659-A21954TWF(N2);M06016;KELLY 160659-A21954TWF(N2); M06016; KELLY 1345526 The test results of the anti-ultraviolet anti-glare films of the above examples and comparative examples are listed in Table 1 below: Table 1 Test Results of Examples and Comparative Examples Example 1 Example 2 Comparison Example 1 Comparative Example 2 Comparative Example 3 Adhesiveness Good difference Good pencil hardness 3H 3H __ _ - 3H Wear resistant tree (g) >1880 > 1880 One <400 Haze (%) 48.32 47.5 _ 47.67 Wear Permeability (%) 90.65 90.81 _ _ 91.15 It can be seen from the hardness and abrasion resistance test results of Table 1 that the hard coating layer of Examples 1 and 2 containing a strong solvent MEK and a photoinitiator having an absorption peak at 350 to 400 nm is known. The coating liquid, the adhesion and abrasion resistance of the anti-ultraviolet anti-glare film prepared by the coating liquid were significantly improved compared with the comparative examples 1 and 2 without the strong solvent MEK. In addition, in Examples 1 and 2, compared with Comparative Example 3 in which anti-glare particles were added, the abrasion resistance was also improved from less than 400 g to more than 1880 g, indicating that the anti-ultraviolet anti-glare film of the present invention was produced and The hard-plated coating liquid can obtain a UV-resistant anti-glare film having better adhesion and sharpness, and is equivalent to an anti-glare film to which anti-glare particles are added in terms of pencil hardness, penetration, and haze. Although the present invention has been disclosed in its preferred embodiments, it is not intended to limit the invention, and the invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application attached. 0659-A21954TWF(N2); M06016; KELLY 15 1345526 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 shows a manufacturing process of an anti-ultraviolet anti-glare film according to a preferred embodiment of the present invention. Fig. 2 is a view showing the manufacturing process of the anti-ultraviolet anti-glare film according to another preferred embodiment of the present invention. [Main component symbol description] 1~ unwinding machine; 3~ substrate; 5~ coating head; 7~ hard coating liquid; 9~ embossing roller; Π~ ultraviolet light source; 12~ anti-UV anti-glare film; ~ Winding machine; 15 ~ drying device; A ~ substrate advancing direction; 301 ~ substrate upper surface; 302 ~ substrate lower surface. 0659-A21954TWF(N2); M06016; KELLY 16
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