JPS53141642A - Production method of light difuser plate - Google Patents

Production method of light difuser plate

Info

Publication number
JPS53141642A
JPS53141642A JP5572578A JP5572578A JPS53141642A JP S53141642 A JPS53141642 A JP S53141642A JP 5572578 A JP5572578 A JP 5572578A JP 5572578 A JP5572578 A JP 5572578A JP S53141642 A JPS53141642 A JP S53141642A
Authority
JP
Japan
Prior art keywords
difuser
light
plate
production method
production
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP5572578A
Other languages
Japanese (ja)
Inventor
Banku Yoahimu
Riize Etsukaruto
Binzatsuku Rudorufu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
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 DE19772721885 external-priority patent/DE2721885C3/en
Priority claimed from DE19772755088 external-priority patent/DE2755088A1/en
Application filed by Bayer AG filed Critical Bayer AG
Publication of JPS53141642A publication Critical patent/JPS53141642A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
    • B29C70/585—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres incorporation of light reflecting filler, e.g. lamellae to obtain pearlescent effet
    • 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
    • B29D11/00605—Production of reflex reflectors
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • 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
    • B29K2709/00—Use of inorganic materials not provided for in groups B29K2703/00 - B29K2707/00, for preformed parts, e.g. for inserts
    • B29K2709/08—Glass
    • 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
    • B29K2995/0031—Refractive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP5572578A 1977-05-14 1978-05-12 Production method of light difuser plate Pending JPS53141642A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19772721885 DE2721885C3 (en) 1977-05-14 1977-05-14 Manufacture of lens diffusers
DE19772755088 DE2755088A1 (en) 1977-12-10 1977-12-10 Thermoplastic sheet material contg. glass beads - used to make light diffusing plate

Publications (1)

Publication Number Publication Date
JPS53141642A true JPS53141642A (en) 1978-12-09

Family

ID=25772023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5572578A Pending JPS53141642A (en) 1977-05-14 1978-05-12 Production method of light difuser plate

Country Status (8)

Country Link
JP (1) JPS53141642A (en)
CH (1) CH635440A5 (en)
DK (1) DK209878A (en)
FR (1) FR2390265B1 (en)
GB (1) GB1585338A (en)
IT (1) IT1103150B (en)
NL (1) NL7805193A (en)
SE (1) SE7805406L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6177802A (en) * 1984-09-26 1986-04-21 Teijin Chem Ltd Molding for light diffusion and transmission

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2539491Y2 (en) * 1991-10-09 1997-06-25 惠和商工株式会社 Light diffusion sheet material
JPH0963329A (en) * 1995-08-30 1997-03-07 Minnesota Mining & Mfg Co <3M> Reflection sheet for liquid-crystal backlight
CN103717659B (en) 2011-08-08 2017-06-23 科思创德国股份有限公司 The polymer composition that is filled through and can co-extrusion ejecting plate therefrom

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR959731A (en) * 1950-04-04
FR1098128A (en) * 1954-01-07 1955-07-18 Method and device for combined images
GB1436696A (en) * 1971-12-23 1976-05-19 Bakelite Xylonite Ltd Sheet materials
DE2359060B2 (en) * 1973-11-27 1978-03-02 Alkor Gmbh, 8000 Muenchen Matt and scratch-resistant films or sheets and processes for their manufacture
DE2531240C2 (en) * 1975-07-12 1984-07-26 Bayer Ag, 5090 Leverkusen Process for the production of diffusing light disks
DE2534188C2 (en) * 1975-07-31 1990-08-23 Basf Ag, 6700 Ludwigshafen Molded parts with smooth surfaces made of glass fiber reinforced plastics

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6177802A (en) * 1984-09-26 1986-04-21 Teijin Chem Ltd Molding for light diffusion and transmission

Also Published As

Publication number Publication date
FR2390265B1 (en) 1983-02-25
CH635440A5 (en) 1983-03-31
SE7805406L (en) 1978-11-15
IT1103150B (en) 1985-10-14
NL7805193A (en) 1978-11-16
FR2390265A1 (en) 1978-12-08
DK209878A (en) 1978-11-15
IT7849314A0 (en) 1978-05-12
GB1585338A (en) 1981-02-25

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