KR101016997B1 - 제어된 휨을 가지는 열가소성 수지시트의 제조방법 - Google Patents

제어된 휨을 가지는 열가소성 수지시트의 제조방법 Download PDF

Info

Publication number
KR101016997B1
KR101016997B1 KR1020087024466A KR20087024466A KR101016997B1 KR 101016997 B1 KR101016997 B1 KR 101016997B1 KR 1020087024466 A KR1020087024466 A KR 1020087024466A KR 20087024466 A KR20087024466 A KR 20087024466A KR 101016997 B1 KR101016997 B1 KR 101016997B1
Authority
KR
South Korea
Prior art keywords
sheet
thermoplastic resin
warpage
temperature
roll
Prior art date
Application number
KR1020087024466A
Other languages
English (en)
Korean (ko)
Other versions
KR20080099345A (ko
Inventor
타케히사 키시모토
아키라 우에다
Original Assignee
니폰 쇼쿠바이 컴파니 리미티드
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 니폰 쇼쿠바이 컴파니 리미티드 filed Critical 니폰 쇼쿠바이 컴파니 리미티드
Publication of KR20080099345A publication Critical patent/KR20080099345A/ko
Application granted granted Critical
Publication of KR101016997B1 publication Critical patent/KR101016997B1/ko

Links

Images

Classifications

    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/906Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using roller calibration
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9135Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9135Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9155Pressure rollers
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/918Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling
    • B29C48/9185Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling in the direction of the stream of the material
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92209Temperature
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92323Location or phase of measurement
    • B29C2948/92447Moulded article
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92609Dimensions
    • B29C2948/92628Width or height
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92609Dimensions
    • B29C2948/92666Distortion, shrinkage, dilatation, swell or warpage
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92704Temperature
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92876Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895Barrel or housing
    • 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
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92923Calibration, after-treatment or cooling zone
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/355Conveyors for extruded 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91Heating, e.g. for cross linking
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9135Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/917Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of the flat article
    • 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
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/918Thermal treatment of the stream of extruded material, e.g. cooling characterized by differential heating or cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25Solid
    • B29K2105/253Preform
    • B29K2105/256Sheets, plates, blanks or films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037Other properties
    • B29K2995/0094Geometrical properties
    • B29K2995/0096Dimensional stability
    • 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
    • B29L2007/00Flat articles, e.g. films or sheets
    • 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
    • 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
    • B29L2031/00Other particular articles
    • B29L2031/34Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3475Displays, monitors, TV-sets, computer screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
KR1020087024466A 2006-04-19 2007-04-16 제어된 휨을 가지는 열가소성 수지시트의 제조방법 KR101016997B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2006-00115603 2006-04-19
JP2006115603A JP4843358B2 (ja) 2006-04-19 2006-04-19 制御された反りを有する熱可塑性樹脂シートの製造方法

Publications (2)

Publication Number Publication Date
KR20080099345A KR20080099345A (ko) 2008-11-12
KR101016997B1 true KR101016997B1 (ko) 2011-02-23

Family

ID=38609610

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020087024466A KR101016997B1 (ko) 2006-04-19 2007-04-16 제어된 휨을 가지는 열가소성 수지시트의 제조방법

Country Status (5)

Country Link
US (1) US20070267773A1 (ja)
JP (1) JP4843358B2 (ja)
KR (1) KR101016997B1 (ja)
TW (1) TW200744820A (ja)
WO (1) WO2007119851A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10546794B2 (en) 2017-06-12 2020-01-28 Samsung Electronics Co., Ltd. Method of reducing warpage of semiconductor package substrate and device for reducing warpage

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5289891B2 (ja) * 2008-10-28 2013-09-11 出光興産株式会社 熱可塑性樹脂シートの製造装置およびその製造方法
JP5378867B2 (ja) * 2009-04-21 2013-12-25 出光興産株式会社 熱可塑性樹脂製エンボスシートの製造方法および製造装置
JP2011191611A (ja) * 2010-03-16 2011-09-29 Sumitomo Chemical Co Ltd 光学シートの製造方法
JP5525390B2 (ja) * 2010-09-03 2014-06-18 住友化学株式会社 熱可塑性樹脂押出板
CA3018516A1 (en) 2017-09-26 2019-03-26 Davis-Standard, Llc Casting apparatus for manufacturing polymer film

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002120249A (ja) * 2000-10-16 2002-04-23 Sumitomo Chem Co Ltd 熱可塑性樹脂シートの製造方法
JP2003005295A (ja) * 2001-06-26 2003-01-08 Sumitomo Chem Co Ltd 光学スクリーン用シート状部材の製造方法
JP2006218648A (ja) * 2005-02-08 2006-08-24 Kuraray Co Ltd 透過型スクリーンの製造方法及び製造装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499072A (en) * 1967-05-03 1970-03-03 Lundvall & Associates Method for forming cylindrical sleeves from thermoplastic resin sheets
US4792427A (en) * 1983-05-13 1988-12-20 Nanik Division Wausau Metals Corporation Method for making light-transmitting slats for blind
JPS60143926A (ja) * 1983-12-30 1985-07-30 Nippon Petrochem Co Ltd 凹凸シートの成形装置
US4789515A (en) * 1988-01-11 1988-12-06 Chi Yu Simon S Method for fabricating stiff polymeric plastic slats for venetian blinds
US4943224A (en) * 1989-02-10 1990-07-24 General Electric Company Apparatus employing integral dielectric heater for roll forming thermoplastic material
JP3084462B2 (ja) * 1992-01-24 2000-09-04 大日本印刷株式会社 透過型スクリーン
JPH079538A (ja) * 1993-06-22 1995-01-13 Sekisui Chem Co Ltd 合成樹脂シ−トの押出成形方法
US6228499B1 (en) * 1995-06-09 2001-05-08 Mitsubishi Rayon Co., Ltd. Molded resin articles having marproof organic hard coat layer and non fogging organic hard coat layer, process for the production of the same, and coating materials therefor
JP3736695B2 (ja) * 1996-05-20 2006-01-18 富士写真フイルム株式会社 ポリエステル支持体の製造方法およびポリエステル支持体、それを用いた写真感光フイルム
JP3665199B2 (ja) * 1998-02-02 2005-06-29 株式会社クラレ 透過型スクリーンの製造方法
JP3765681B2 (ja) * 1998-12-18 2006-04-12 富士写真フイルム株式会社 ポリエステルフィルムの製造方法
US7195727B2 (en) * 1999-10-13 2007-03-27 Guardian Industries Corp. Extruded automotive trim and method of making same
US6569957B2 (en) * 2000-11-03 2003-05-27 Eastman Chemical Company Blends of polycarbonate and polyester and sheets and films formed therefrom
JP2002250807A (ja) * 2000-12-22 2002-09-06 Dainippon Printing Co Ltd レンズシート、それを用いたプロジェクションスクリーン、及びレンズシートの成形方法
JP2005088310A (ja) * 2003-09-16 2005-04-07 Sumitomo Chemical Co Ltd 熱可塑性樹脂板の製造方法
US7483094B2 (en) * 2004-09-30 2009-01-27 Sony Corporation Optical sheet, backlight and liquid crystal display apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002120249A (ja) * 2000-10-16 2002-04-23 Sumitomo Chem Co Ltd 熱可塑性樹脂シートの製造方法
JP2003005295A (ja) * 2001-06-26 2003-01-08 Sumitomo Chem Co Ltd 光学スクリーン用シート状部材の製造方法
JP2006218648A (ja) * 2005-02-08 2006-08-24 Kuraray Co Ltd 透過型スクリーンの製造方法及び製造装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10546794B2 (en) 2017-06-12 2020-01-28 Samsung Electronics Co., Ltd. Method of reducing warpage of semiconductor package substrate and device for reducing warpage

Also Published As

Publication number Publication date
TW200744820A (en) 2007-12-16
US20070267773A1 (en) 2007-11-22
JP4843358B2 (ja) 2011-12-21
KR20080099345A (ko) 2008-11-12
WO2007119851A1 (ja) 2007-10-25
JP2007283700A (ja) 2007-11-01

Similar Documents

Publication Publication Date Title
KR101016997B1 (ko) 제어된 휨을 가지는 열가소성 수지시트의 제조방법
US8257821B2 (en) Light diffusion film
JP2009145450A (ja) 表面光拡散性ポリエステルフィルム
JP2009512747A (ja) 光散乱フィルムおよびそのフラットスクリーンにおける使用
JP2009229878A (ja) 複合拡散板
JP2010158811A (ja) 凸形状が賦形されたポリカーボネート樹脂シートを製造する方法および該方法から製造された樹脂シート
JP2006119631A (ja) 光拡散板
JP5163085B2 (ja) 表面光拡散性ポリエステルフィルム
JP4721317B2 (ja) 光拡散性ポリカーボネート樹脂組成物及び透光性成形品
JP3676848B2 (ja) 微細な畝状模様付シートの製造方法
WO2010035900A1 (ja) 結晶性樹脂板の製造方法
WO2008062638A1 (fr) Membre optique plat en plaque et procédé de fabrication d'un membre optique plat en plaque
CN1791811B (zh) 光反射体及面光源装置
JP2004053998A (ja) ポリカーボネート樹脂製光拡散フィルム
JP2003240921A (ja) ポリカーボネート樹脂製高透過光拡散フィルム
US6798572B2 (en) Transmission screen sheet and transmission screen comprising the same
JP5457360B2 (ja) 光学シートの製造方法、光学シート、および当該光学シートを含む光源ユニット、表示装置
JP3754519B2 (ja) 光学用ポリカーボネート樹脂の製造方法
JP3759938B2 (ja) 透過型スクリーン用シートおよびそれを用いた透過型スクリーン
JP5468415B2 (ja) 微細な凹凸形状を有する熱可塑性樹脂シートの製造方法、光学シート。
JP2009139889A (ja) 表面光拡散性ポリエステルフィルム
JP2009139890A (ja) 表面光拡散性ポリエステルフィルム
JP4370537B2 (ja) 表面光拡散性ポリエステルフィルム
JP2005321451A (ja) ヘーズ異方性透明性樹脂製フィルム
CN101441360B (zh) 液晶背光用光扩散板

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee