EP0498826A1 - Materiau reflechissant - Google Patents

Materiau reflechissant

Info

Publication number
EP0498826A1
EP0498826A1 EP90916093A EP90916093A EP0498826A1 EP 0498826 A1 EP0498826 A1 EP 0498826A1 EP 90916093 A EP90916093 A EP 90916093A EP 90916093 A EP90916093 A EP 90916093A EP 0498826 A1 EP0498826 A1 EP 0498826A1
Authority
EP
European Patent Office
Prior art keywords
carrier sheet
film
microparticles
reflective
embossing
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.)
Withdrawn
Application number
EP90916093A
Other languages
German (de)
English (en)
Inventor
Douglas Lees
Anthony Arthur Oldman
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.)
STORECHANGE Ltd
Original Assignee
STORECHANGE Ltd
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 STORECHANGE Ltd filed Critical STORECHANGE Ltd
Publication of EP0498826A1 publication Critical patent/EP0498826A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/126—Reflex reflectors including curved refracting surface
    • G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Laminated Bodies (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

Un matériau (1) réflechissant comprend une feuille porteuse (2) à surface finement bosselée, une couche (3) mince réflechissante déposée sur la surface et d'une épaisseur telle que la surface exposée du film suit les contours des bosses et des micro-particules transparentes (4) logées dans les creux du film réfléchissant et agglomérées à celui-ci.
EP90916093A 1989-11-02 1990-11-02 Materiau reflechissant Withdrawn EP0498826A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8924751 1989-11-02
GB898924751A GB8924751D0 (en) 1989-11-02 1989-11-02 Reflective material

Publications (1)

Publication Number Publication Date
EP0498826A1 true EP0498826A1 (fr) 1992-08-19

Family

ID=10665614

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90916093A Withdrawn EP0498826A1 (fr) 1989-11-02 1990-11-02 Materiau reflechissant

Country Status (6)

Country Link
EP (1) EP0498826A1 (fr)
AU (1) AU6629090A (fr)
GB (1) GB8924751D0 (fr)
IE (1) IE903964A1 (fr)
WO (1) WO1991006880A1 (fr)
ZA (1) ZA908811B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9213269U1 (fr) * 1992-10-02 1992-12-10 E. Dittrich Kg "Schluessel"-Erzeugnisse, 2800 Bremen, De
CN1145553C (zh) 1998-04-30 2004-04-14 美国3M公司 一种具有漫反射膜的可照亮的标记箱

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3989775A (en) * 1971-03-01 1976-11-02 Bakelite Xylonite Limited Method of making a retro-reflective beaded material
DE2929313C2 (de) * 1978-07-20 1997-05-15 Minnesota Mining & Mfg Formkörper mit einer Kunststoffschicht mit mikrostrukturierter Oberfläche sowie Verfahren zu ihrer Herstellung
US4332847A (en) * 1979-09-20 1982-06-01 Relfexite Corporation Method for compression molding of retroreflective sheeting and sheeting produced thereby
US4388359A (en) * 1982-04-23 1983-06-14 Minnesota Mining And Manufacturing Company Embossed pavement-marking sheet material
US4650283A (en) * 1984-08-03 1987-03-17 Minnesota Mining And Manufacturing Company Directionally imaged retroreflective sheeting
FR2572023A1 (fr) * 1984-10-23 1986-04-25 Arib Procede de realisation d'un revetement retroreflechissant a surface lisse sur une piece moulee ainsi qu'un element moule obtenu selon ledit procede
US4664966A (en) * 1985-11-18 1987-05-12 Minnesota Mining And Manufacturing Company Enclosed-lens retroreflective sheeting having tough, weather-resistant, transparent cover film
US4678695A (en) * 1985-12-23 1987-07-07 Minnesota Mining And Manufacturing Company Encapsulated flattop retroreflective sheeting and method for producing the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9106880A1 *

Also Published As

Publication number Publication date
GB8924751D0 (en) 1989-12-20
WO1991006880A1 (fr) 1991-05-16
IE903964A1 (en) 1991-05-08
ZA908811B (en) 1991-08-28
AU6629090A (en) 1991-05-31

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19920602

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH DE DK ES FR GR IT LI LU NL SE

17Q First examination report despatched

Effective date: 19940428

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19941109