WO2003012492A1 - Reflector laminate with micro-prisms and process for manufacturing it - Google Patents

Reflector laminate with micro-prisms and process for manufacturing it Download PDF

Info

Publication number
WO2003012492A1
WO2003012492A1 PCT/IT2002/000386 IT0200386W WO03012492A1 WO 2003012492 A1 WO2003012492 A1 WO 2003012492A1 IT 0200386 W IT0200386 W IT 0200386W WO 03012492 A1 WO03012492 A1 WO 03012492A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
reflector
laminate
multilayer film
structured surface
Prior art date
Application number
PCT/IT2002/000386
Other languages
English (en)
French (fr)
Inventor
Giorgio Corradi
Original Assignee
Giorgio Corradi
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 Giorgio Corradi filed Critical Giorgio Corradi
Publication of WO2003012492A1 publication Critical patent/WO2003012492A1/en

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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0083—Reflectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Laminated Bodies (AREA)
PCT/IT2002/000386 2001-08-03 2002-06-12 Reflector laminate with micro-prisms and process for manufacturing it WO2003012492A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2001MO000162A ITMO20010162A1 (it) 2001-08-03 2001-08-03 Laminato retroriflettente con microprismi e metodo per fabbricarlo
ITMO2001A000162 2001-08-03

Publications (1)

Publication Number Publication Date
WO2003012492A1 true WO2003012492A1 (en) 2003-02-13

Family

ID=11450848

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IT2002/000386 WO2003012492A1 (en) 2001-08-03 2002-06-12 Reflector laminate with micro-prisms and process for manufacturing it

Country Status (2)

Country Link
IT (1) ITMO20010162A1 (it)
WO (1) WO2003012492A1 (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004011234A1 (en) * 2002-07-31 2004-02-05 Giorgio Corradi A process for manufacturing a reflector laminate
WO2006067573A1 (en) * 2004-12-22 2006-06-29 Giorgio Corradi A process for obtaining a back-reflecting multi-layer film, with a microprism support and a film obtained using the process

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190178A (en) * 1961-06-29 1965-06-22 Minnesota Mining & Mfg Reflex-reflecting sheeting
US3973342A (en) * 1971-04-19 1976-08-10 Gubela Hans Erich Light reflector plate and method of fabrication
GB1580725A (en) * 1976-04-30 1980-12-03 Amerace Corp Road marker
US4486363A (en) * 1982-09-30 1984-12-04 Amerace Corporation Method and apparatus for embossing a precision optical pattern in a resinous sheet
EP0171975A2 (en) * 1984-08-10 1986-02-19 Amerace Corporation Improved methods and apparatus for embossing a precision optical pattern in a resinous sheet or laminate
US5376431A (en) * 1993-05-12 1994-12-27 Reflexite Corporation Retroreflective microprism sheeting with silver/copper reflecting coating and method of making same
US6139158A (en) * 1995-07-26 2000-10-31 Reflexite Corporation Retroreflective articles with multiple size prisms in multiple locations
US6258443B1 (en) * 1994-09-28 2001-07-10 Reflexite Corporation Textured retroreflective prism structures and molds for forming same

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190178A (en) * 1961-06-29 1965-06-22 Minnesota Mining & Mfg Reflex-reflecting sheeting
US3973342A (en) * 1971-04-19 1976-08-10 Gubela Hans Erich Light reflector plate and method of fabrication
GB1580725A (en) * 1976-04-30 1980-12-03 Amerace Corp Road marker
US4486363A (en) * 1982-09-30 1984-12-04 Amerace Corporation Method and apparatus for embossing a precision optical pattern in a resinous sheet
EP0171975A2 (en) * 1984-08-10 1986-02-19 Amerace Corporation Improved methods and apparatus for embossing a precision optical pattern in a resinous sheet or laminate
US5376431A (en) * 1993-05-12 1994-12-27 Reflexite Corporation Retroreflective microprism sheeting with silver/copper reflecting coating and method of making same
US6258443B1 (en) * 1994-09-28 2001-07-10 Reflexite Corporation Textured retroreflective prism structures and molds for forming same
US6139158A (en) * 1995-07-26 2000-10-31 Reflexite Corporation Retroreflective articles with multiple size prisms in multiple locations

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004011234A1 (en) * 2002-07-31 2004-02-05 Giorgio Corradi A process for manufacturing a reflector laminate
WO2006067573A1 (en) * 2004-12-22 2006-06-29 Giorgio Corradi A process for obtaining a back-reflecting multi-layer film, with a microprism support and a film obtained using the process

Also Published As

Publication number Publication date
ITMO20010162A1 (it) 2003-02-03
ITMO20010162A0 (it) 2001-08-03

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