IT948787B - IMPROVEMENT IN RETRO REFLECTIVE MATERIALS AND MANUFACTURING PROCESS - Google Patents

IMPROVEMENT IN RETRO REFLECTIVE MATERIALS AND MANUFACTURING PROCESS

Info

Publication number
IT948787B
IT948787B IT48664/72A IT4866472A IT948787B IT 948787 B IT948787 B IT 948787B IT 48664/72 A IT48664/72 A IT 48664/72A IT 4866472 A IT4866472 A IT 4866472A IT 948787 B IT948787 B IT 948787B
Authority
IT
Italy
Prior art keywords
improvement
manufacturing process
reflective materials
retro reflective
retro
Prior art date
Application number
IT48664/72A
Other languages
Italian (it)
Original Assignee
Bakelite Xylonite 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 Bakelite Xylonite Ltd filed Critical Bakelite Xylonite Ltd
Application granted granted Critical
Publication of IT948787B publication Critical patent/IT948787B/en

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
    • 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
    • B29D11/00615—Production of reflex reflectors moulded by partially embedding reflective elements, e.g. glass beads, into the surface of a support, e.g. to make prefabricated road markings
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
    • E01F9/506—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users characterised by the road surface marking material, e.g. comprising additives for improving friction or reflectivity; Methods of forming, installing or applying markings in, on or to road surfaces
    • E01F9/512—Preformed road surface markings, e.g. of sheet material; Methods of applying preformed markings

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Civil Engineering (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Health & Medical Sciences (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Adornments (AREA)
  • Laminated Bodies (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
IT48664/72A 1971-03-01 1972-02-29 IMPROVEMENT IN RETRO REFLECTIVE MATERIALS AND MANUFACTURING PROCESS IT948787B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB565871A GB1389021A (en) 1971-03-01 1971-03-01 Retro-reflective material and manufacturing process therefor

Publications (1)

Publication Number Publication Date
IT948787B true IT948787B (en) 1973-06-11

Family

ID=9800203

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48664/72A IT948787B (en) 1971-03-01 1972-02-29 IMPROVEMENT IN RETRO REFLECTIVE MATERIALS AND MANUFACTURING PROCESS

Country Status (4)

Country Link
DE (2) DE2209817A1 (en)
FR (1) FR2128462B1 (en)
GB (1) GB1389021A (en)
IT (1) IT948787B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0745723B2 (en) * 1984-10-22 1995-05-17 アトム化学塗料株式会社 High-brightness road marking sheet material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL257502A (en) * 1959-11-02
GB962570A (en) * 1960-09-16 1964-07-01 Minnesota Mining & Mfg Improved reflective material
US3420597A (en) * 1964-04-13 1969-01-07 Minnesota Mining & Mfg Retroreflective structure and method of making same
US3279313A (en) * 1964-05-18 1966-10-18 Internat Product Design And Re Projector screens and method and apparatus for using same

Also Published As

Publication number Publication date
DE2209817A1 (en) 1972-09-21
GB1389021A (en) 1975-04-03
FR2128462A1 (en) 1972-10-20
DE2209801A1 (en) 1972-09-21
FR2128462B1 (en) 1975-10-24

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