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IT202200006584A1 - Retroreflective materials and their use in horizontal road signs - Google Patents

Retroreflective materials and their use in horizontal road signs Download PDF

Info

Publication number
IT202200006584A1
IT202200006584A1 IT102022000006584A IT202200006584A IT202200006584A1 IT 202200006584 A1 IT202200006584 A1 IT 202200006584A1 IT 102022000006584 A IT102022000006584 A IT 102022000006584A IT 202200006584 A IT202200006584 A IT 202200006584A IT 202200006584 A1 IT202200006584 A1 IT 202200006584A1
Authority
IT
Italy
Prior art keywords
road signs
horizontal road
retroreflective materials
retroreflective
materials
Prior art date
Application number
IT102022000006584A
Other languages
Italian (it)
Inventor
Claudio Giuseppe Bignami
Original Assignee
Team Segnal S R L
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 Team Segnal S R L filed Critical Team Segnal S R L
Priority to IT102022000006584A priority Critical patent/IT202200006584A1/en
Priority to PCT/IB2023/053347 priority patent/WO2023194872A1/en
Publication of IT202200006584A1 publication Critical patent/IT202200006584A1/en

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C12/00—Powdered glass; Bead compositions
    • C03C12/02—Reflective beads
    • 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
    • E01F9/518—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 formed in situ, e.g. by painting, by casting into the road surface or by deforming the road surface
    • 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
    • E01F9/529—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users specially adapted for signalling by sound or vibrations, e.g. rumble strips; specially adapted for enforcing reduced speed, e.g. speed bumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Road Signs Or Road Markings (AREA)
IT102022000006584A 2022-04-04 2022-04-04 Retroreflective materials and their use in horizontal road signs IT202200006584A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT102022000006584A IT202200006584A1 (en) 2022-04-04 2022-04-04 Retroreflective materials and their use in horizontal road signs
PCT/IB2023/053347 WO2023194872A1 (en) 2022-04-04 2023-04-03 Retroreflective materials and use thereof in horizontal road markings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102022000006584A IT202200006584A1 (en) 2022-04-04 2022-04-04 Retroreflective materials and their use in horizontal road signs

Publications (1)

Publication Number Publication Date
IT202200006584A1 true IT202200006584A1 (en) 2023-10-04

Family

ID=82196780

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102022000006584A IT202200006584A1 (en) 2022-04-04 2022-04-04 Retroreflective materials and their use in horizontal road signs

Country Status (2)

Country Link
IT (1) IT202200006584A1 (en)
WO (1) WO2023194872A1 (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660497A (en) * 1994-07-07 1997-08-26 Iit Research Institute Spherodized fluorescent beads for improved roadway pavement marker visibility
WO1998056862A1 (en) * 1997-06-13 1998-12-17 Eastman Chemical Company Yellow, hot melt alkyd traffic marking compositions
US5947632A (en) 1996-02-26 1999-09-07 Rohm And Haas Company Method of drying a water-based road marking paint
WO1999057076A1 (en) * 1998-05-01 1999-11-11 Mbt Holding Ag Integrated retroreflective marking materials
US6132132A (en) 1997-02-26 2000-10-17 Rohm And Haas Company Water-based road marking paint
GB2357985A (en) * 1999-11-26 2001-07-11 Product 2000 Ltd Road markings
US9222230B2 (en) 2012-09-14 2015-12-29 Potters Industries, Llc Porous silicon oxide drying agents for waterborne latex paint compositions
EP2987837A1 (en) * 2014-08-20 2016-02-24 Evonik Röhm GmbH Reaction resin sealing for low-contamination cold plastic markings
WO2016051354A1 (en) 2014-09-30 2016-04-07 Tubitak Improvements in surface properties of the glass beads which are used as retrorefrective material in road markings by coating with natural clay

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660497A (en) * 1994-07-07 1997-08-26 Iit Research Institute Spherodized fluorescent beads for improved roadway pavement marker visibility
US5947632A (en) 1996-02-26 1999-09-07 Rohm And Haas Company Method of drying a water-based road marking paint
US6132132A (en) 1997-02-26 2000-10-17 Rohm And Haas Company Water-based road marking paint
WO1998056862A1 (en) * 1997-06-13 1998-12-17 Eastman Chemical Company Yellow, hot melt alkyd traffic marking compositions
WO1999057076A1 (en) * 1998-05-01 1999-11-11 Mbt Holding Ag Integrated retroreflective marking materials
GB2357985A (en) * 1999-11-26 2001-07-11 Product 2000 Ltd Road markings
US9222230B2 (en) 2012-09-14 2015-12-29 Potters Industries, Llc Porous silicon oxide drying agents for waterborne latex paint compositions
EP2987837A1 (en) * 2014-08-20 2016-02-24 Evonik Röhm GmbH Reaction resin sealing for low-contamination cold plastic markings
WO2016051354A1 (en) 2014-09-30 2016-04-07 Tubitak Improvements in surface properties of the glass beads which are used as retrorefrective material in road markings by coating with natural clay

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
POCOCK B. W.RHODES G. G.: "Principles of glass-bead refectization", HIGHWAY RESEARCH BOARD BULLETIN, vol. 57, 1952, pages 32 - 48
ZWAHIEN HSCHNELL T: "Visibility of road markers as a function of age, retroreflective under low- beam and high-beam illumination at night", J TRANSPORT RES BOARD, vol. 1692, 1999, pages 152 - 163

Also Published As

Publication number Publication date
WO2023194872A1 (en) 2023-10-12

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