ATE50423T1 - Weitwinklig retroreflektierende folie und verfahren zu ihrer herstellung. - Google Patents

Weitwinklig retroreflektierende folie und verfahren zu ihrer herstellung.

Info

Publication number
ATE50423T1
ATE50423T1 AT84302442T AT84302442T ATE50423T1 AT E50423 T1 ATE50423 T1 AT E50423T1 AT 84302442 T AT84302442 T AT 84302442T AT 84302442 T AT84302442 T AT 84302442T AT E50423 T1 ATE50423 T1 AT E50423T1
Authority
AT
Austria
Prior art keywords
microspheres
wide
production
retroreflective film
embedded
Prior art date
Application number
AT84302442T
Other languages
English (en)
Inventor
Terry R Bailey
Hudson Road Company
Original Assignee
Minnesota Mining & Mfg
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 US06/483,604 external-priority patent/US4505967A/en
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of ATE50423T1 publication Critical patent/ATE50423T1/de

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)
  • Optical Elements Other Than Lenses (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
AT84302442T 1983-04-11 1984-04-10 Weitwinklig retroreflektierende folie und verfahren zu ihrer herstellung. ATE50423T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/483,604 US4505967A (en) 1983-04-11 1983-04-11 High-angularity retroreflective sheeting and method for manufacture
EP84302442A EP0125038B1 (de) 1983-04-11 1984-04-10 Weitwinklig retroreflektierende Folie und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
ATE50423T1 true ATE50423T1 (de) 1990-02-15

Family

ID=26093495

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84302442T ATE50423T1 (de) 1983-04-11 1984-04-10 Weitwinklig retroreflektierende folie und verfahren zu ihrer herstellung.

Country Status (2)

Country Link
EP (1) EP0326186B1 (de)
AT (1) ATE50423T1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09506301A (ja) * 1993-11-17 1997-06-24 リフレクティヴ テクノロジー インダストリーズ リミテッド 逆反射性材料
US5818640A (en) * 1994-08-01 1998-10-06 Minnesota Mining And Manufacturing Company Sign illumination system and method
JPH0849218A (ja) * 1994-08-01 1996-02-20 Minnesota Mining & Mfg Co <3M> 標識板等の照明システム及び照明方法
US5645938A (en) * 1995-09-15 1997-07-08 Minnesota Mining And Manufacturing Company Retroreflective article containing a polyester polyurethane binder layer
ATE342314T1 (de) 1999-01-14 2006-11-15 Reflec Plc Retroreflektierende tinten
GB2363754A (en) * 2000-04-11 2002-01-09 Moshe Klotz Laminated retroflective sheet and light-actuated triggering equipment comprising the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT307280B (de) * 1969-05-09 1973-05-10 Swarovski & Co Reflexfolie und Verfahren zu ihrer Herstellung
US3551025A (en) * 1969-03-28 1970-12-29 Minnesota Mining & Mfg Highly flexible reflex reflecting constructions
US3702213A (en) * 1969-07-30 1972-11-07 Swarovski & Co Reflex light reflector sheet and method for its manufacture
US4377988A (en) * 1981-09-24 1983-03-29 Minnesota Mining And Manufacturing Company Reflective animal collar and material for forming such a collar

Also Published As

Publication number Publication date
EP0326186B1 (de) 1995-10-25
EP0326186A3 (en) 1989-09-06
EP0326186A2 (de) 1989-08-02

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee