TW201036800A - Optical films with internally conformable layers and method of making the films - Google Patents
Optical films with internally conformable layers and method of making the films Download PDFInfo
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- TW201036800A TW201036800A TW099102453A TW99102453A TW201036800A TW 201036800 A TW201036800 A TW 201036800A TW 099102453 A TW099102453 A TW 099102453A TW 99102453 A TW99102453 A TW 99102453A TW 201036800 A TW201036800 A TW 201036800A
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- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000010408 film Substances 0.000 title description 46
- 239000012788 optical film Substances 0.000 title description 9
- 239000000463 material Substances 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000001125 extrusion Methods 0.000 claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract 45
- 230000010076 replication Effects 0.000 claims description 50
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- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 description 1
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- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
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- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00365—Production of microlenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/30—Making multilayered or multicoloured articles
- B29C43/305—Making multilayered articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0011—Combinations of extrusion moulding with other shaping operations combined with compression moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
- B29C59/046—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts for layered or coated substantially flat surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
- G02B5/0215—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having a regular structure
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Ophthalmology & Optometry (AREA)
- Health & Medical Sciences (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Laminated Bodies (AREA)
Description
201036800 六、發明說明: 【發明所屬之技術領域】 本發明係關於一種製造複製膜之共擠壓方法。該方法包 括以下步驟:提供至少三種材料並在軋輥與結構化較之間 • 將其等共擠壓。該等材料包括背面層材料、中心層材料、 • 及複製層材料。該結構化輥具有複製於該複製層上的表面 結構,且該中心層係與該複製層相一致之内整合層。 【先前技術】 Ο 聚合物共擠壓係常用技術且用於許多聚合物膜應用中, 例如,用於主動顯示器裝置,靜態顯示器裝置(例如,地 形標)、固態照明等中之光學膜。該共擠壓方法使用結構 化輥以在共擠壓製程期間於該膜之一表面上賦予結構化。 然而,其難以獲得所需複製保真度,意指該膜之結構無法 充分地與該輥上結構對應。亦,製造光學膜之共擠壓方法 一般使用昂貴的聚合物材料,增加所得膜之成本。 據此,需要製造膜之改良的共擠壓方法及改良的複製 〇 膜,例如,光學膜。 【發明内容】 • 根據本發明,製造光學膜之共擠壓方法包括提供至少兩 種材料及在軋輥與結構化輥之間共擠壓該等之步驟。該光 學膜包含中心層材料及複製層材料。該結構化輥具有複製 於该複製層上的表面結構,且該中心層係與該複製層相一 致之内整合層。該膜視需要包括鄰近該中心層且在該複製 層相反側上之背面層材料。該f面層視需要可具有複製表 14615i.doc 201036800 面結構。 【實施方式】 附圖係併人本說明書並構成其m與該描述一同解 釋本發明之優點及原理。 本發明之實施例關於膜製品及製造該膜之相關的共掩壓 方法,其中該膜之内層或中心層與該膜之一或兩個外表面 上之該複製結構相-致。與其中該内層係實質上平行於該 膜之平面的膜相比,該内部結構係自動與外部複製結構對 準並可能影響該膜之光學或其它特徵。藉由改變該材料、 加工參數、及#製結構,該共擠壓方法可被用於製造針對 一系列膜之可調諧光學性質及改善該膜之性能。例如,可 改變該中心聚合物之折射率或該中心層渗人該内部結構之 深度。 圖1係製造内整合層之共擠壓系統10之圖示。系統1〇包 括用於接收背面層材料14、中心層材料16、及複製層材料 18之擠壓模12。在軋輥20與結構化輥22之間,該擠壓模12 共擠壓该二種材料,以製造膜24。可使用任何數量之共擠 壓層,其可提供某種優點,例如,該膜内之分度光學或物 理性質。進行共擠壓之裝置係描述於美國專利第6 767,492 號中’其係以參考方式併入本文中並充分闡述。 圖2係由共擠壓方法形成之複製膜24的結構側視圖。膜 24包括背面層30、複製層26、及内整合中心層28。複製層 26係由結構化輥22製造,且具有由輥22上之該結構複製之 内及外部結構化表面。製造複製層26之方法亦製造内整合 146151.doc 201036800 層28,其與複製層26之背面相一致。因此,軋輥2〇及結構 化輥22係被定位於使該結構在複製層26中複製並製造針對 s亥中心層之内整合層28。該内整合層之使用可獲得該複製 層26之更良好複製保真度及亦提高該中心層之體積且減少 該複製層之體積,但一般降低作為複製層材料的成本可能 花費比中心層材料更高之成本。藉由使用合適樹脂,該内 整合層亦可提供該臈改良的熱安定性及藉由形成針對該複
製層之較硬的内切結構而使該複製層具有較佳的抗損壞 性。 圖3及圖4分別係其他複製層32及36之實例之側視圖。膜 32包括背面層35’具有尖銳峰之中心、層34,及在其外表面 上具有圓峰之複製層33。心包括f面層39,具有圓峰之 中心層38,及在其外表面具有科之複製層^除顯示於 膜32及36中之結構之組合外’該中心及複製層可各獨立地 具有尖銳或圓峰β膜32及36可用上述方法製得。 ~依據該工具結構,該背面、複製、及中心層可包含各種 禝製圖案或結構。例如,該等層可含有棱柱、凹槽、交叉 棱柱或凹槽、光學微透鏡或其他離散微透鏡。該等特徵性 質上可係有序的、隨機的或偽隨機的。該層之任一者可具 有一或多種額外的以下塗居 广i層次添加劑,例如:紫外線吸收 劑、备、外線安定劑、縣_能、、太% 1 靜匕'消政添加劑、或光學增強劑。 亦’ 3亥膜之外表面可具有由讲兮1呈鮰a 八,由對δ亥工具輥施以削減、增加、 或置換製程而產峰之|止、ft ^ ^ 生之無先澤面。固定研磨介質加工,表面 構形之電沉積,志褽埤人併,, 次I政;丨貝碰撞(球粒噴擊)分別係該等三 146151.doc 201036800 個製程之實例。 該複製層之厚度與該複製結構之高度比決定内整合中心 層與該複製層相-致之程度。具有使該複製層之結構化部 伤4乎元全構成該複製層之厚度將產生具有m平坦的 内整合層之膜。薄複製層將產生大量延伸進該膜結構並與 该結構更緊密一致之内中心層。 對於就其中間平面為對稱的該共擠壓膜通常較有利地是 該背面層及複製層係相同材料且約為相同厚度。該對稱可 平衡最終膜之内應力、或降低不平衡應力,由此減少捲 曲,及其亦有助於自該模之膜擠出。當添加添加劑,例 如,紫外線吸收劑、防靜電劑、著色劑及其他時,或當施 用例如將黏著劑塗層添加至該背面層之隨後製程時,較有 利的是具有不同材料之該背面及複製層之膜。 該膜24之各層係折射率匹配的。藉由選擇可添加至層之 性能增強添加劑可獲得修飾之性質。又’背面層3〇可包括 紫外線吸收劑,及複製層26可包括防靜電材料或塗層。或 者,其他層可包括紫外線吸收劑或防靜電材料或塗層。其 他塗層亦可施用於該膜。該背面層亦可設計成作為無光澤 漫射體。該背面層亦可形成可剝離表層。亦可於該膜之— 侧或兩外表面上加入前掩膜。各種層之材料較佳係透明或 實質上透明,以將該複製膜用作顯示器裝置之光學膜。 可用作複製層之聚合物包括下列:苯乙烯丙烯腈共聚 物;苯乙烯(甲基)丙烯酸酯共聚物;聚曱基丙烯酸甲酯; 聚碳酸酯;苯乙烯順丁烯二酸酐共聚物;成核半結晶聚 146151.doc 201036800 酯;聚萘二曱酸乙二酯之共聚物;聚醯亞胺;聚醯亞胺共 聚物;聚醚醯亞胺;聚苯乙烯;間規聚笨乙烯;聚苯氧化 物;環狀烯烴聚合物;及丙烯腈、丁二烯及苯乙烯之共聚 物。一種較佳聚合物係自 Ineos ABS(USA)Corporatioi^y|· 之 Lustran SAN Sparkle。 用於該中心層之聚合物包括,但不限於,聚碳酸酯、聚 甲基丙烯酸曱酯、及聚-丙烯腈· 丁二烯苯乙烯。選擇該等 聚合物係主要係獲得比某些聚合物更高之彎曲模數、熱安 © 定性、及相對低成本。一種較佳聚合物係自Bayer Corporation獲得之Makrolon聚碳酸酯材料〇 可用作背面層之聚合物包括下列:聚碳酸酯;聚酯;聚 碳酸酯與聚酯之摻合物;笨乙烯之共聚物;丙烯腈、丁二 烯與笨乙烯之共聚物;笨乙烯與經烯烴聚合之中間嵌段之 嵌段共聚物;經酸及/或酸酐官能化聚烯烴;及聚乙烯與 聚丙烯之共聚物。 圖5係偏移之工具圖案之頂視圖。輥40包含表面結構, 】如諸如,線型棱柱、父又棱柱、小透鏡、微透鏡、及 離政或互連結構。在該實例中,輥4〇對應於結構輥22且包 3兩方向之結構。特定言之,輥构包括在向下腹板位置之 第結構42及在交叉腹板方向之第二結構44。結構42及44 可匕3例如凹槽,或從輥4〇表面突出或凹入輥表面之任 何其他表面結構。在該實例中,該交叉腹板結構44包括以 角度46自輥40之軸線偏移。該偏移角度較佳自該輥軸線偏 移大約10。及更佳係大約15。。該偏移使該共擠壓材料在共 146151.doc 201036800 擠壓製程中更易填充該結構輥圖案,導致在該膜中之較佳 複製保真度。在該實例中,在向下腹板方向之結構42係使 用快速工具伺服系統於輥40作成,及在交又腹板方向之結 構44係使用同步快速切削於輥40中作成。使工具具有兩方 向之結構的方法係描述於D. Ehnes等之美國專利申請案 中,標題為「Method for Making an Optical Film Having a Variable Prismatic Structured Surface」,且於同日期申 請,其係以參考方式併入本文並充分闡述。 實例 實例1 使用10英寸寬3岐管擠壓模(由Extrusion Dies,Inc製造) 擠壓3-層膜至軋輥與結構化工具輥之間之輥隙中。該結構 化工具輥具有繞著該輥之圓周之線型凹槽作為其結構。該 等凹槽對於約178微米之凹槽深度具有90°(含)角度及大約 356微米之間距。於該軋輥與工具輥之間施加之軋製壓力 產生該結構膜。使用習知金剛鑽僅以單個向下腹板方向轉 動該結構以製造該結構工具環。 表1提供該膜結構及表2提供針對該實例之共擠壓加工參 數。 表1-膜結構 層 材料 測徑規(約) 複製 Ineos Corp. SAN Sparkle 樹脂 0.003英寸 中心 Bayer Polycarbonate 2407 0.011英寸 背面 Ineos Corp. SAN Sparkle 樹脂 0.003英寸 146151.doc 201036800
----__ 表2-加工參動 麥數 值 線速度 2〇吳尺每分鐘(f^m) 軋製壓力 3 75傍每繞ψψ裳廿、 工具輥溫度 160°P 軋輥溫度 ----- 60°F 相致#疋呑之,與該複製層之較圓外峰相比,顯示該 膜具有β亥内中心層之尖銳峰。使用可剝離層作為複製層, 〇 a其隨後從該三層結構中去除,使能夠形成尖點特徵而不 需要完全填充該工具結構。 實例2 用刀“將3種聚合物層饋入至36英寸寬模中。該共擠 壓膜係直接擠壓至結構圊案輕與平滑金屬軋輥間之報隙中 且隨後在捲繞之前脫除轉。所有三種輥係用水控制溫度。 軋製壓力施用至該軋輥與卫具輥間之擠壓製品,於該膜中 產生結構化圖案。 該工具槽在交又部份係近似I角形且具有6〇微米深度及 大約114微米間距(凹槽與凹槽間隔)。該交叉方向凹槽係以 10偏角與向下腹板凹槽對齊。製造該工具輥圖案係描述 於D. Ehnes等之美國專利申請案中,標題為「Meth〇d f〇r
Making an Optical Film Having a Variable Prismatic Structured Surface」,且於同日期申請。 表3提供該膜結構及表4提供針對該實例之共擠壓加工參 數0 146151.doc 201036800 表3-膜結構 層 材料 測徑規(大約) 複製 Ineos Corp. SAN Sparkle 樹脂 0.003英寸 中心 Bayer Polycarbonate 2407 0.011英寸 背面 Ineos Corp _ SAN Sparkle 樹脂 0.003英寸
表4-加工參數 參數 值 線速度 50 fpm 軋製壓力 340 pli 工具輥溫度 160°F 軋輥溫度 60°F 在該實例中,該中心層大約延伸該結構之三分之一高 度,以產生該内中心層之圓峰。 【圖式簡單說明】 圖1係用於製造内整合層之共擠壓系統圖; 圖2係複製膜結構之側視圖; 圖3係在該複製層上具有圓峰及在該中心層上具有尖峰 之複製膜結構之側視圖; 圖4係在該複製及中心層上均具有圓峰之複製膜結構之 側視圖;及 圖5係具有偏移之工具圖案之頂視圖。 【主要元件符號說明】 10 糸統 12 擠壓模 14 背面層材料 146151.doc - 10- 201036800 16 18 20 22 24 26 28 30 〇 32 33 34 35 36 37 38 39 ❹ 40 42 44 46 中心層材料 複製層材料 軋輥 結構化輥 膜 複製層 内整合中心層 背面層 複製層 複製層 中心層 背面層 複製層 複製層 中心層 背面層 輥 第一結構 第二結構 角度 146151.doc =11
Claims (1)
- 201036800 七、申請專利範圍: 1· 一種製造臈之共擠壓方法,其包含: 將4月面層材料、中心層材料、及複製層材料提供至擠 壓模;及 在軋輥與結構化輥之間,共擠壓該背面層材料、該中 〜層材料及該複製層材料以製造具有背面層、中心層及 複製層之膜,其中,該結構化輥具有複製於該複製層上 之表面結構,及其中該中心層係與該複製層相一致之内 Q 整合層。 2. 如凊求項1之方法’其中該表面結構包含凹槽。 3. 如明求項2之方法,其中該等凹槽係排列在該結構化輥 上之向下腹板位置及交叉腹板位置。 4. 如請求項3之方法,其中該交又腹板方向上之該等凹槽 相對於該結構化輥之轴線有所偏移。 5·如請求項4之方法,其中該偏移係約1〇〇。月求項4之方法’其中該偏移係約1 $ 〇。 7. =叫求項1之方法,其中該背面層、該中心層、及該複 製層中之至少-者包含至少-種或多種以下添加劑:紫 外線吸收劑、紫外線妓劑、靜電消散添加劑、或光段 增強劑。 千 8. 如請求们之方法,其中該中心層包含聚碳酸醋。 9_如請求項1之方法,其中該中心層包含多於一層。 10.如請:们之方法,其中該中心層村料、該背面層材料 及該複製層材料係透明。 146151.doc 201036800 至长項1之方法,其中該背面層係無光澤漫射體。 立求項1之方法,其中該複製層係可剝離之表層。 13 ί幾?項1之方法,其中非該複製層之層具有與該複製 層歲何形狀不同之結構。 14. 如明求項1之方法’其中該複製層具有外峰及該中心層 具有比外峰更尖銳之内峰。 15. 一種臈’其包含: 具有第一表面之第一層;及 八有第一表面之第二層及在該第一層與該第二 的第-介面, 其中該第一介面係與該第一表面及第二表面相一致, 該第一* 1 表面包含光學微結構,且該第一表面及第二表面 具有複製圖案。 用求項15之膜,其進一步包含鄰近該第二層且與該第 二表面相對之第三層。 如叫求項15之膜,其中第二表面包含無光澤面。 18.如叫求項15之膜,其中該第二表面包含光學微結構。 士月求項16之膜,其中第一、第二、或第三層中之至少 層包含至少一種以下添加劑:紫外線吸收劑、紫外線 疋幻、靜電消散添加劑、或光學增強劑。 2〇·如吻求項1 5之膜,其中該第一層係可剝離的表層。 21·如叫求項15之膜其中該第一及第二表面中之至少一者 包含—塗層。 22·如%求項15之膜,其中該第一表面包含複製凹槽。 146151.doc 201036800 23·如請求項15之膜,其中該第一表面包含複製的交又凹 槽。 24·如请求項15之膜,其中該第一表面包含微透鏡。 25.如叫求項15之膜,其中該第二表面包含由珠粒噴擊所形 成之無光澤微結構。 . 26.如請求項15之膜,其中該第一結構包含凹槽與凹槽間隔 為114微米之複製的交叉凹槽 27.如請求項15之膜,其中該膜之至少一外表面具有附著於 〇 其上之保護性前掩膜。 28· —種膜,其包含: ' 具有第一表面之複製層; 具有第二表面之中心層及在該複製層與該中心層之間 的第一介面;及 其中該第一介面係與該第一 該第一表面包含光學微結構, 具有複製圖案。 鄰近該中心層且與該第二表面相對之背面層, 表面及第二表面相一致’ 且該第—表面及第二表面 29.如請求項28之膜, 其中該背面層具有無光澤塗層。 146151.doc
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Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060272766A1 (en) * | 2005-06-03 | 2006-12-07 | Hebrink Timothy J | Optical bodies and method of making optical bodies including acrylate blend layers |
| CN104755247A (zh) * | 2012-11-01 | 2015-07-01 | 株式会社可乐丽 | 透镜片的制造方法 |
| US9711744B2 (en) | 2012-12-21 | 2017-07-18 | 3M Innovative Properties Company | Patterned structured transfer tape |
| US20140175707A1 (en) | 2012-12-21 | 2014-06-26 | 3M Innovative Properties Company | Methods of using nanostructured transfer tape and articles made therefrom |
| JP6505595B2 (ja) * | 2013-04-02 | 2019-04-24 | 三菱瓦斯化学株式会社 | 光学シートおよびその製造方法 |
| EP3049225B1 (en) | 2013-09-27 | 2019-08-28 | 3M Innovative Properties Company | Dual-sided structured film articles |
| EP3079897B1 (en) * | 2013-12-12 | 2020-11-18 | 3M Innovative Properties Company | Polymeric multilayer films and methods to make the same |
| CN106163740B (zh) | 2014-04-03 | 2019-07-09 | 3M创新有限公司 | 抛光垫和系统以及制造和使用该抛光垫和系统的方法 |
| EP3172598B1 (en) | 2014-07-25 | 2021-09-22 | Avery Dennison Corporation | Two-in-one translucent and colored film |
| TWI769988B (zh) | 2015-10-07 | 2022-07-11 | 美商3M新設資產公司 | 拋光墊與系統及其製造與使用方法 |
| WO2017200964A1 (en) | 2016-05-19 | 2017-11-23 | 3M Innovative Properties Company | Compressible multilayer articles and method of making thereof |
| US10195713B2 (en) | 2016-08-11 | 2019-02-05 | 3M Innovative Properties Company | Lapping pads and systems and methods of making and using the same |
| CN110300662A (zh) | 2017-02-20 | 2019-10-01 | 3M创新有限公司 | 微结构化弹性体膜及其制备方法 |
| US12208483B2 (en) | 2017-08-04 | 2025-01-28 | 3M Innovative Properties Company | Microreplicated polishing surface with enhanced co-planarity |
| CN110843299A (zh) * | 2019-10-21 | 2020-02-28 | 兰考裕德环保材料科技有限公司 | 热压制品的制备方法及热压基材 |
| CN114578465B (zh) * | 2022-04-08 | 2022-08-26 | 绍兴翔宇绿色包装有限公司 | 一种pet基扩散膜及其制备方法 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7024A (en) * | 1850-01-15 | Machinery tor towguzng and grooving | ||
| US3865665A (en) * | 1972-02-04 | 1975-02-11 | George J Marion | Method of producing multi-layer flat film |
| GB9201880D0 (en) * | 1992-01-29 | 1992-03-18 | Rasmussen O B | Laminated films |
| JP3291752B2 (ja) * | 1992-03-23 | 2002-06-10 | 凸版印刷株式会社 | 回折格子シートの製造方法 |
| US5363470A (en) * | 1993-07-08 | 1994-11-08 | Minnesota Mining And Manufacturing Company | Displacing an optical lighting film's linear array of grooves to facilitate emission of light |
| US6258443B1 (en) * | 1994-09-28 | 2001-07-10 | Reflexite Corporation | Textured retroreflective prism structures and molds for forming same |
| JP2000352607A (ja) * | 1999-06-11 | 2000-12-19 | Dainippon Printing Co Ltd | 光拡散フィルム、その製造方法、面光源及び表示装置 |
| US6440334B2 (en) * | 1999-06-11 | 2002-08-27 | 3M Innovative Properties Company | Method of making a retroreflective article |
| US6447875B1 (en) * | 1999-07-30 | 2002-09-10 | 3M Innovative Properties Company | Polymeric articles having embedded phases |
| US6638602B2 (en) * | 2000-09-04 | 2003-10-28 | Asahi Kasei Kabushiki Kaisha | Adhesive wrapping film |
| JP2004294616A (ja) * | 2003-03-26 | 2004-10-21 | Fuji Photo Film Co Ltd | 防眩性反射防止フィルムの製造方法及び装置並びに防眩性反射防止フィルム |
| JP2004341070A (ja) * | 2003-05-13 | 2004-12-02 | Fuji Photo Film Co Ltd | 防眩性フィルム及びその製造方法、反射防止フィルム、偏光板、画像表示装置 |
| US20040234724A1 (en) * | 2003-05-22 | 2004-11-25 | Eastman Kodak Company | Immisible polymer filled optical elements |
| ATE486914T1 (de) * | 2003-06-21 | 2010-11-15 | Cpfilms Inc | Folie, enthaltend eine beschichtung mit trenneigenschaften |
| US20050164619A1 (en) * | 2004-01-27 | 2005-07-28 | Soelch Richard R. | Thermoplastic sheet abrasives and methods of making the same |
| CN1942788A (zh) * | 2004-02-26 | 2007-04-04 | 他喜龙株式会社 | 光扩散片和使用该光扩散片的背光单元 |
| US7290471B2 (en) * | 2005-11-15 | 2007-11-06 | 3M Innovative Properties Company | Cutting tool having variable rotation about a y-direction transversely across a work piece for making microstructures |
| US7350441B2 (en) * | 2005-11-15 | 2008-04-01 | 3M Innovative Properties Company | Cutting tool having variable movement at two simultaneously independent speeds in an x-direction into a work piece for making microstructures |
| US7293487B2 (en) * | 2005-11-15 | 2007-11-13 | 3M Innovative Properties Company | Cutting tool having variable and independent movement in an x-direction and a z-direction into and laterally along a work piece for making microstructures |
| US7350442B2 (en) * | 2005-11-15 | 2008-04-01 | 3M Innovative Properties Company | Cutting tool having variable movement in a z-direction laterally along a work piece for making microstructures |
| DE102005060731A1 (de) * | 2005-12-16 | 2007-06-21 | Röhm Gmbh | Prismenfilme für optische Anwendungen |
| US20080002256A1 (en) * | 2006-06-30 | 2008-01-03 | 3M Innovative Properties Company | Optical article including a beaded layer |
| JP2008058464A (ja) * | 2006-08-30 | 2008-03-13 | Entire Technology Co Ltd | 高均一度の拡散プレート |
| US9180524B2 (en) * | 2007-08-06 | 2015-11-10 | 3M Innovative Properties Company | Fly-cutting head, system and method, and tooling and sheeting produced therewith |
| US20090041553A1 (en) * | 2007-08-06 | 2009-02-12 | 3M Innovative Properties Company | Fly-cutting system and method, and related tooling and articles |
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- 2010-01-27 KR KR1020117019822A patent/KR20110117688A/ko not_active Withdrawn
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- 2010-01-28 TW TW099102453A patent/TW201036800A/zh unknown
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| CN102307716B (zh) | 2014-08-13 |
| KR20110117688A (ko) | 2011-10-27 |
| WO2010088224A2 (en) | 2010-08-05 |
| WO2010088224A3 (en) | 2010-11-25 |
| JP2012516255A (ja) | 2012-07-19 |
| US20100188751A1 (en) | 2010-07-29 |
| CN102307716A (zh) | 2012-01-04 |
| EP2391494A2 (en) | 2011-12-07 |
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