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TW200531822A - Microstructured screen and method of manufacturing using coextrusion - Google Patents

Microstructured screen and method of manufacturing using coextrusion

Info

Publication number
TW200531822A
TW200531822A TW093138193A TW93138193A TW200531822A TW 200531822 A TW200531822 A TW 200531822A TW 093138193 A TW093138193 A TW 093138193A TW 93138193 A TW93138193 A TW 93138193A TW 200531822 A TW200531822 A TW 200531822A
Authority
TW
Taiwan
Prior art keywords
film
coextrusion
manufacturing
molten
microstructured
Prior art date
Application number
TW093138193A
Other languages
English (en)
Inventor
Kathryn Marion Spurgeon
Peter Francis Cullen
Patrick Allen Thomas
Charlie Thomas Sobottka
S Lance Bridges
Shahram Moshrefzadeh Robert
Original Assignee
3M Innovative Properties Co
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
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of TW200531822A publication Critical patent/TW200531822A/zh

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/60Projection screens characterised by the nature of the surface
    • G03B21/62Translucent screens
    • G03B21/625Lenticular translucent screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/222Compression 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/30Making multilayered or multicoloured articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/00009Production of simple or compound lenses
    • B29D11/00278Lenticular sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00Producing optical elements, e.g. lenses or prisms
    • B29D11/0074Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/15Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B32B37/153Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/06Embossing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/44Compression means for making articles of indefinite length
    • B29C43/46Rollers
    • B29C2043/461Rollers the rollers having specific surface features
    • B29C2043/463Rollers the rollers having specific surface features corrugated, patterned or embossed surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/44Compression means for making articles of indefinite length
    • B29C43/46Rollers
    • B29C2043/461Rollers the rollers having specific surface features
    • B29C2043/465Rollers the rollers having specific surface features having one or more cavities, e.g. for forming distinct products
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/44Compression means for making articles of indefinite length
    • B29C43/46Rollers
    • B29C2043/468Rollers take-off rollers, i.e. arranged adjacent a material feeding device
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0021Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0022Combinations of extrusion moulding with other shaping operations combined with cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/13Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151Coating hollow articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00Optical elements, e.g. lenses, prisms
    • B29L2011/0016Lenses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/40Properties of the layers or laminate having particular optical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2551/00Optical elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
TW093138193A 2003-12-11 2004-12-09 Microstructured screen and method of manufacturing using coextrusion TW200531822A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/732,993 US20050127541A1 (en) 2003-12-11 2003-12-11 Microstructured screen and method of manufacturing using coextrusion

Publications (1)

Publication Number Publication Date
TW200531822A true TW200531822A (en) 2005-10-01

Family

ID=34652986

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093138193A TW200531822A (en) 2003-12-11 2004-12-09 Microstructured screen and method of manufacturing using coextrusion

Country Status (7)

Country Link
US (1) US20050127541A1 (zh)
EP (1) EP1700158A1 (zh)
JP (1) JP2007519034A (zh)
CN (1) CN1894625A (zh)
MX (1) MXPA06006525A (zh)
TW (1) TW200531822A (zh)
WO (1) WO2005062117A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8399283B2 (en) 2005-11-17 2013-03-19 Solarworld Innovations Gmbh Bifacial cell with extruded gridline metallization
TWI426960B (zh) * 2005-11-17 2014-02-21 Solarworld Innovations Gmbh 擠壓/分送系統及方法
US9102084B2 (en) 2005-11-17 2015-08-11 Solarworld Innovations Gmbh Solar cell with high aspect ratio gridlines supported between co-extruded support structures

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US7050227B2 (en) * 2003-12-11 2006-05-23 3M Innovative Properties Company Composition for microstructured screens
DE102005060731A1 (de) * 2005-12-16 2007-06-21 Röhm Gmbh Prismenfilme für optische Anwendungen
JP2008023881A (ja) * 2006-07-24 2008-02-07 Sumitomo Dow Ltd 帯電防止性に優れた光拡散性ポリカーボネート樹脂板
US20090027771A1 (en) * 2007-07-27 2009-01-29 Champion David A Projection screen and method of making the same
US20090115943A1 (en) * 2007-11-07 2009-05-07 3M Innovative Properties Company Low birefringence light control film and methods of making
JP2010191234A (ja) * 2009-02-19 2010-09-02 Tomoegawa Paper Co Ltd 光吸収材、光吸収材貼着治具および光減衰器
US8194315B2 (en) * 2009-12-22 2012-06-05 ReaID Inc. Polarization preserving projection screen with engineered particle and method for making same
TW201202008A (en) * 2010-07-12 2012-01-16 Hon Hai Prec Ind Co Ltd Device and method for making optical film
US8728366B2 (en) * 2010-08-17 2014-05-20 Chi Mei Corporation Method and device for making an optical plate formed with a microstructure
TWI440548B (zh) * 2011-04-25 2014-06-11 Chi Mei Corp Method for manufacturing microstructure optical plate with high transfer rate and molding device thereof
US9274255B2 (en) 2010-10-21 2016-03-01 Sharp Kabushiki Kaisha Light-diffusion member, manufacturing method thereof, and display device
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JP2012150356A (ja) * 2011-01-20 2012-08-09 Dainippon Printing Co Ltd 光学シート、表示装置、及び光学シートの製造方法
TWI490563B (zh) * 2011-03-18 2015-07-01 Power Applied Materials Technology Co Ltd J 導光板之板對板製造方法及其構造
JP2014142366A (ja) * 2011-05-13 2014-08-07 Sharp Corp 光拡散部材およびその製造方法、表示装置
JP2014142368A (ja) * 2011-05-13 2014-08-07 Sharp Corp 光拡散部材およびその製造方法、表示装置
WO2013061964A1 (ja) * 2011-10-28 2013-05-02 シャープ株式会社 表示装置
JP2013190608A (ja) * 2012-03-14 2013-09-26 Toshiba Mach Co Ltd 覗き見防止フィルム、覗き見防止フィルムの製造装置および覗き見防止フィルムの製造方法
CN104641283B (zh) * 2012-09-21 2017-04-26 夏普株式会社 液晶显示装置
BR112015022858A2 (pt) * 2013-03-12 2017-07-18 3M Innovative Properties Co filme multicamadas polimérico e métodos para produzir o mesmo
CN105813814B (zh) * 2013-12-12 2017-09-12 3M创新有限公司 制备聚合物多层膜的方法
CN103935056B (zh) * 2014-04-28 2016-08-24 田武学 一种挤出法生产微棱镜结构反光膜的设备和方法
CN106200243A (zh) * 2015-04-17 2016-12-07 金学正 利用容易去除的涂料的光束投影机照射用显示屏
CN106547046A (zh) * 2017-01-12 2017-03-29 东莞市巨信康光电有限公司 一种导光板生产工艺及其生产设备及其生产的导光板
CN110325240A (zh) * 2017-01-31 2019-10-11 沙特基础工业全球技术公司 制作微针的方法
CN109752911A (zh) * 2017-11-07 2019-05-14 深圳光峰科技股份有限公司 抗光屏幕及其制造方法
CN111801212B (zh) 2018-02-28 2022-09-06 3M创新有限公司 共挤出聚合物制品及其制备方法
EP3758911B1 (en) 2018-02-28 2022-03-30 3M Innovative Properties Company Coextruded polymeric article and method of making the same

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8399283B2 (en) 2005-11-17 2013-03-19 Solarworld Innovations Gmbh Bifacial cell with extruded gridline metallization
TWI426960B (zh) * 2005-11-17 2014-02-21 Solarworld Innovations Gmbh 擠壓/分送系統及方法
US9102084B2 (en) 2005-11-17 2015-08-11 Solarworld Innovations Gmbh Solar cell with high aspect ratio gridlines supported between co-extruded support structures

Also Published As

Publication number Publication date
WO2005062117A1 (en) 2005-07-07
US20050127541A1 (en) 2005-06-16
MXPA06006525A (es) 2006-08-23
CN1894625A (zh) 2007-01-10
JP2007519034A (ja) 2007-07-12
EP1700158A1 (en) 2006-09-13

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