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TWI350388B - A method for producing the light diffusing film, and the light diffusing film - Google Patents

A method for producing the light diffusing film, and the light diffusing film

Info

Publication number
TWI350388B
TWI350388B TW095149201A TW95149201A TWI350388B TW I350388 B TWI350388 B TW I350388B TW 095149201 A TW095149201 A TW 095149201A TW 95149201 A TW95149201 A TW 95149201A TW I350388 B TWI350388 B TW I350388B
Authority
TW
Taiwan
Prior art keywords
light diffusing
diffusing film
producing
film
light
Prior art date
Application number
TW095149201A
Other languages
Chinese (zh)
Other versions
TW200730887A (en
Inventor
Yasushi Sasaki
Shunichiro Baba
Mutsuo Nishi
Yoshitomo Ikehata
Katsufumi Kumano
Jun Inagaki
Original Assignee
Toyo Boseki
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
Priority claimed from JP2005378313A external-priority patent/JP4715511B2/en
Priority claimed from JP2005378312A external-priority patent/JP4715510B2/en
Application filed by Toyo Boseki filed Critical Toyo Boseki
Publication of TW200730887A publication Critical patent/TW200730887A/en
Application granted granted Critical
Publication of TWI350388B publication Critical patent/TWI350388B/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • 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
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • 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
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
TW095149201A 2005-12-28 2006-12-27 A method for producing the light diffusing film, and the light diffusing film TWI350388B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005378313A JP4715511B2 (en) 2005-12-28 2005-12-28 Light diffusion film
JP2005378311 2005-12-28
JP2005378312A JP4715510B2 (en) 2005-12-28 2005-12-28 Light diffusion film

Publications (2)

Publication Number Publication Date
TW200730887A TW200730887A (en) 2007-08-16
TWI350388B true TWI350388B (en) 2011-10-11

Family

ID=38218074

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095149201A TWI350388B (en) 2005-12-28 2006-12-27 A method for producing the light diffusing film, and the light diffusing film

Country Status (2)

Country Link
TW (1) TWI350388B (en)
WO (1) WO2007074853A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008093478A1 (en) * 2007-01-31 2008-08-07 Toyo Boseki Kabushiki Kaisha Surface light-diffusing polyester film
JP4370538B1 (en) * 2008-08-06 2009-11-25 東洋紡績株式会社 Surface light diffusing polyester film

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3921790B2 (en) * 1998-03-19 2007-05-30 東レ株式会社 Light diffusion polyester film
JP4517442B2 (en) * 2000-03-28 2010-08-04 東レ株式会社 Method for producing laminated light diffusing film
JP3912159B2 (en) * 2002-03-29 2007-05-09 Ｊｓｒ株式会社 Optical film, method for producing the same, and polarizing plate
JP2004174788A (en) * 2002-11-26 2004-06-24 Toray Ind Inc Biaxially oriented laminated polyester film
JP2005181648A (en) * 2003-12-19 2005-07-07 Mitsubishi Polyester Film Copp Light scattering polyester film for prism sheet

Also Published As

Publication number Publication date
WO2007074853A1 (en) 2007-07-05
TW200730887A (en) 2007-08-16

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees