ZA97843B - Durable retroreflective elements - Google Patents

Durable retroreflective elements

Info

Publication number
ZA97843B
ZA97843B ZA97843A ZA97843A ZA97843B ZA 97843 B ZA97843 B ZA 97843B ZA 97843 A ZA97843 A ZA 97843A ZA 97843 A ZA97843 A ZA 97843A ZA 97843 B ZA97843 B ZA 97843B
Authority
ZA
South Africa
Prior art keywords
pct
retroreflective elements
ceramic
date
sec
Prior art date
Application number
ZA97843A
Other languages
English (en)
Inventor
James Patrick Mathers
Thomas Emil Forester
Thomas Peter Hedblom
Kathleen Marie Humpal
Kyung Hwa Moh
Chris Joe Goodbrake
Kathleen Ann Hachey
Roger Wayne Lange
David Curtis May
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
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of ZA97843B publication Critical patent/ZA97843B/xx

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
    • 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
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0036—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents
    • C03C10/0045—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and a divalent metal oxide as main constituents containing SiO2, Al2O3 and MgO as main constituents
    • 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
    • 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/005—Compositions for glass with special properties for opaline glass
    • 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
    • E01F9/524—Reflecting elements specially adapted for incorporation in or application to road surface markings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Optics & Photonics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Road Signs Or Road Markings (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Road Paving Structures (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Aerials With Secondary Devices (AREA)
ZA97843A 1996-02-05 1997-01-31 Durable retroreflective elements ZA97843B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1996/001584 WO1997028471A1 (en) 1996-02-05 1996-02-05 Durable retroreflective elements

Publications (1)

Publication Number Publication Date
ZA97843B true ZA97843B (en) 1998-07-31

Family

ID=22254687

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA97843A ZA97843B (en) 1996-02-05 1997-01-31 Durable retroreflective elements

Country Status (9)

Country Link
US (1) US5774265A (de)
EP (1) EP0879431B1 (de)
AT (1) ATE241153T1 (de)
AU (1) AU721123B2 (de)
CA (1) CA2243999C (de)
DE (1) DE69628338T2 (de)
ES (1) ES2194977T3 (de)
WO (1) WO1997028471A1 (de)
ZA (1) ZA97843B (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3717938B2 (ja) * 1995-06-29 2005-11-16 ミネソタ マイニング アンド マニュファクチャリング カンパニー 湿潤再帰反射性標識材料
US6703108B1 (en) 1995-06-29 2004-03-09 3M Innovative Properties Company Wet retroreflective marking material
US6451408B1 (en) * 1995-06-29 2002-09-17 3M Innovative Properties Company Retroreflective article
US6303058B1 (en) 1996-06-27 2001-10-16 3M Innovative Properties Company Method of making profiled retroreflective marking material
JP2002505696A (ja) 1997-06-13 2002-02-19 ミネソタ マイニング アンド マニュファクチャリング カンパニー 液体路面標識組成物
USRE40088E1 (en) 1997-06-13 2008-02-19 3M Innovative Properties Company Liquid pavement marking compositions
US5942280A (en) * 1997-09-16 1999-08-24 3M Innovative Properties Company Method of making retroreflective elements
US6350823B1 (en) 1998-10-05 2002-02-26 3M Innovative Properties Company Pavement marking composition
US6107436A (en) * 1998-10-05 2000-08-22 3M Innovative Properties Company Polyfunctional polymer
US6247818B1 (en) 1998-10-20 2001-06-19 3M Innovative Properties Company Method for making retroreflective elements having enhanced retroreflectivity under dry and/or wet conditions
US6365262B1 (en) 1998-10-20 2002-04-02 3M Innovative Properties Company Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same
US6966660B1 (en) 1999-10-15 2005-11-22 3M Innovative Properties Company Article exhibiting dry and wet retroreflectivity
US6511259B1 (en) 1999-12-13 2003-01-28 3M Innovative Properties Company Particle dispenser with fluid assist to control particle velocity for use on a moving vehicle
US6533961B2 (en) 2000-02-22 2003-03-18 3M Innovative Properties Company Durable fluorescent organic pigments and methods of making
AUPR554501A0 (en) * 2001-06-07 2001-07-12 Lehmann Pacific Solar Pty Limited Radiative cooling surface coatings
US20030134734A1 (en) * 2001-08-08 2003-07-17 Shiro Nishimoto Press molding method for glass and manufacturing method for glass substrate using this method
US20030090800A1 (en) * 2001-11-01 2003-05-15 3M Innovative Properties Company Reflective elements comprising reinforcement particles dispersed within a core
US20030136859A1 (en) 2002-01-18 2003-07-24 3M Innovative Properties Company Method of applying two-component pavement markings and apparatus
US20040259713A1 (en) * 2003-06-11 2004-12-23 3M Innovative Properties Company Microspheres comprising titania and bismuth oxide
CN1878914A (zh) * 2003-11-06 2006-12-13 3M创新有限公司 包含粘结树脂芯体的逆向反射元件以及路面标记
US20050158461A1 (en) * 2004-01-21 2005-07-21 3M Innovative Properties Company Methods of making reflective elements
US7223307B2 (en) * 2004-01-21 2007-05-29 3M Innovative Properties Company Disc coater
US7168815B2 (en) 2004-01-21 2007-01-30 3M Innovative Properties Company Retroreflective elements and articles
US7156528B2 (en) 2004-01-21 2007-01-02 3M Innovative Properties Company Retroreflective elements and articles
US7513941B2 (en) 2005-11-14 2009-04-07 3M Innovative Properties Company Pavement marking, reflective elements, and methods of making micospheres
WO2007129338A1 (en) * 2006-05-09 2007-11-15 Fabio Valle Process for applying refracting and reflecting spheres and/or microspheres to a surface and product obtained therewith
US20080003430A1 (en) * 2006-06-28 2008-01-03 3M Innovative Properties Company Particulate-loaded polymer fibers and extrusion methods
US8292539B2 (en) 2007-04-10 2012-10-23 Stoncor Group, Inc. Agglomerated retroreflective beads for highway marking and methods for fabrication and use thereof
US9207373B2 (en) 2007-04-10 2015-12-08 Stoncor Group, Inc. Methods for fabrication and highway marking usage of agglomerated retroreflective beads
US20080280034A1 (en) * 2007-05-11 2008-11-13 3M Innovative Properties Company Pavement marking and reflective elements having microspheres comprising lanthanum oxide and aluminum oxide with zirconia, titania, or mixtures thereof
EP2212073B1 (de) * 2007-10-09 2013-11-27 3M Innovative Properties Company Matte zur lagerung eines emissionskontrollelements zur behandlung von abgas
US7820083B2 (en) 2008-02-11 2010-10-26 Fortson-Peek Company, Inc. Wet reflective pavement marking and method
US8425144B2 (en) * 2009-01-30 2013-04-23 Fortson-Peek Company, Inc. Pavement marker, method and apparatus
WO2011022022A1 (en) 2009-08-21 2011-02-24 3M Innovative Properties Company Pavement markings, reflective elements, and methods of making microspheres
US8591044B2 (en) 2009-08-21 2013-11-26 3M Innovative Properties Company Pavement markings, reflective elements, and methods of making microspheres
US8740498B2 (en) * 2011-06-09 2014-06-03 New York State Thruway Authority Method and apparatus for forming and applying retroreflective pavement markings
WO2013130552A1 (en) * 2012-02-27 2013-09-06 Bay Materials Llc Dental products and procedures
KR102052009B1 (ko) 2012-05-29 2019-12-04 쓰리엠 이노베이티브 프로퍼티즈 캄파니 도로 표지 조성물
CN103964676A (zh) * 2014-05-06 2014-08-06 湖州远光路标涂料有限公司 全天候高折射反光微晶陶珠
KR102503346B1 (ko) 2014-08-08 2023-02-24 쓰리엠 이노베이티브 프로퍼티즈 캄파니 입자를 포함하는 재귀반사성 성분
US10330832B2 (en) 2015-06-25 2019-06-25 Apple Inc. High-luminance surface
US10684397B2 (en) 2015-09-08 2020-06-16 Apple Inc. Refractive coatings for a colored surface of an electronic device
EP3347747B1 (de) 2015-09-11 2023-08-16 3M Innovative Properties Company Beständiges retroflektierendes element mit einem ionischen copolymer kern
WO2017044418A1 (en) 2015-09-11 2017-03-16 3M Innovative Properties Company Durable retroreflective elements with a blend of beads
US20180057693A1 (en) * 2016-08-29 2018-03-01 Apple Inc. Metallic Coatings with Improved Specular Response and Metameric Color Matching and Methods of Making the Same
WO2018118880A1 (en) 2016-12-21 2018-06-28 3M Innovative Properties Company Conductive particles, articles, and methods
US11124933B2 (en) 2017-03-15 2021-09-21 3M Innovative Properties Company Pavement marking system for lane identification
CN110462136A (zh) 2017-03-20 2019-11-15 3M创新有限公司 白色道路标记
US20210180274A1 (en) 2017-12-14 2021-06-17 3M Innovative Properties Company Pavement markings and pavement marking system for lane identification
US12196987B2 (en) 2021-01-12 2025-01-14 Tundra COmpoistes, LLC Retroreflective composite reflective microspheres and reflective inorganic material
US20250147208A1 (en) 2022-03-09 2025-05-08 3M Innovative Properties Company Microspheres comprising zirconia and alumina suitable for retroreflective articles
JP2025509209A (ja) 2022-03-09 2025-04-11 スリーエム イノベイティブ プロパティズ カンパニー 再帰反射性物品に好適なアルミナ及びジルコニアを含むマイクロスフィア
US20250257248A1 (en) 2022-06-29 2025-08-14 3M Innovative Properties Company Curable adhesive and articles for bonding pavement and concrete
WO2026003615A1 (en) 2024-06-28 2026-01-02 3M Innovative Properties Company High-density microspheres and retroreflective articles thereof
WO2026003616A1 (en) 2024-06-28 2026-01-02 3M Innovative Properties Company Glass microspheres and articles thereof
WO2026003617A1 (en) 2024-06-28 2026-01-02 3M Innovative Properties Company Microspheres and articles thereof

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2043414A (en) * 1934-07-20 1936-06-09 Fred H Korff Marker for highways
US2440584A (en) * 1944-06-19 1948-04-27 Minnesota Mining & Mfg Lenticular reflex reflector sheet and method of making the same
US3043196A (en) * 1957-09-18 1962-07-10 Minnesota Mining & Mfg Reflective marking aggregate
US3171827A (en) * 1960-10-31 1965-03-02 Prismo Safety Corp Reflective granules
US3175935A (en) * 1961-05-08 1965-03-30 Minnesota Mining & Mfg Method of making reflective particles and resultant article
US3274888A (en) * 1962-01-19 1966-09-27 Minnesota Mining & Mfg Inorganic reflex-reflective aggregate
US3252376A (en) * 1962-02-16 1966-05-24 Prismo Safety Corp Reflex reflective granule and marking material made thereof
US3279316A (en) * 1962-03-26 1966-10-18 California Metal Enameling Com Reflex reflecting article for use as a sign or the like
US3254563A (en) * 1963-11-12 1966-06-07 Prismo Safety Corp Retro-reflective particles and reflective markers and compositions containing such particles
US3292507A (en) * 1965-03-24 1966-12-20 Minnesota Mining & Mfg Markers
US3499371A (en) * 1966-12-08 1970-03-10 Minnesota Mining & Mfg Markers
US3418896A (en) * 1967-02-03 1968-12-31 Prismo Safety Corp Reflective markers and reflective elements therefor
US3556637A (en) * 1968-06-27 1971-01-19 Minnesota Mining & Mfg Reflex-reflecting aggregate and markers prepared therefrom
US3709706A (en) * 1969-05-16 1973-01-09 Minnesota Mining & Mfg Refractory fibers and other articles of zirconia and silica mixtures
US3584932A (en) * 1969-06-27 1971-06-15 Aluminum Co Of America Aluminous metal with glass beads bonded thereto
US3849351A (en) * 1971-09-16 1974-11-19 Minnesota Mining & Mfg Pavement marking material containing a polyamide modified by a diphenolic acid
JPS513727B2 (de) * 1973-11-01 1976-02-05
US4166147A (en) * 1973-04-16 1979-08-28 Minnesota Mining And Manufacturing Company Shaped and fired articles of tio2
JPS5249811B2 (de) * 1973-08-28 1977-12-20
IT1022451B (it) * 1974-09-30 1978-03-20 Eigenmann Ludwig Striscia prefabbricata per segnale tica stradale orizzontale e metodo per la sua prefabbricazione
US4035059A (en) * 1975-06-13 1977-07-12 Minnesota Mining And Manufacturing Company Low-profile raised retroreflective pavement marker
DE2632107C2 (de) * 1975-07-16 1986-01-09 Ludwig Dr. Vacallo Tessin Eigenmann Rückstrahlaggregat für Markierungsmaterial zur horizontalen Straßenmarkierung
US4367919A (en) * 1977-08-01 1983-01-11 Minnesota Mining And Manufacturing Company Durable glass elements
US4203878A (en) * 1978-08-02 1980-05-20 Shell Oil Company Epoxy resin traffic paint compositions
US4388359A (en) * 1982-04-23 1983-06-14 Minnesota Mining And Manufacturing Company Embossed pavement-marking sheet material
US4607978A (en) * 1982-08-23 1986-08-26 Ludwig Eigenmann Method and equipment for improving horizontal marking strips
US4521129A (en) * 1983-06-17 1985-06-04 Minnesota Mining And Manufacturing Company Elastomeric pavement marker having improved configuration
US4983458A (en) * 1984-09-21 1991-01-08 Potters Industries, Inc. Reflective particles
US4564556A (en) * 1984-09-24 1986-01-14 Minnesota Mining And Manufacturing Company Transparent non-vitreous ceramic particulate
US4772511A (en) * 1985-11-22 1988-09-20 Minnesota Mining And Manufacturing Company Transparent non-vitreous zirconia microspheres
CA1308845C (en) * 1986-01-13 1992-10-13 Roger W. Lange Pavement markings containing transparent non-vitreous ceramic microspheres
US4772155A (en) * 1987-01-09 1988-09-20 Transpo Industries, Inc. Safety roadway delineator effective during rainy night-time driving conditions
CH671986A5 (de) * 1987-12-24 1989-10-13 Eigenmann Ludwig
US4875798A (en) * 1988-06-30 1989-10-24 Minnesota Mining And Manufacturing Company Retroreflective pavement marker
US5053253A (en) * 1988-09-07 1991-10-01 Minnesota Mining And Manufacturing Company Skid-resistant pavement markings
US5094902A (en) * 1988-09-07 1992-03-10 Minnesota Mining And Manufacturing Company Skid-resistant surface marking material
US4937127A (en) * 1988-09-07 1990-06-26 Minnesota Mining And Manufacturing Company Skid-resistant pavement markings
US5124178A (en) * 1988-09-07 1992-06-23 Minnesota Mining And Manufacturing Company Skid-resistant surface marking material
US5069577A (en) * 1990-10-23 1991-12-03 Murphy Patrick E Flexible raised pavement marker
BR9205658A (pt) * 1991-02-28 1994-05-03 Minnesota Mining & Mfg Marcador de pavimento, laminado adesivo sensivel á pressáo para fixar um marcador de pavimento para uma superficie de rodovia, marcador suspenso de pavimento, e, processo de marcaçao de um pavimento apresentando uma superficie de rodovia com uma temperatura abaixo de 15°c
US5268789A (en) * 1992-02-18 1993-12-07 Minnesota Mining And Manufacturing Company Retroreflective assembly and process for making same
US5417515A (en) * 1994-05-20 1995-05-23 Minnesota Mining And Manufacturing Company Retroreflective article with dual reflector

Also Published As

Publication number Publication date
EP0879431A1 (de) 1998-11-25
US5774265A (en) 1998-06-30
AU7997198A (en) 1999-01-07
DE69628338T2 (de) 2004-04-01
DE69628338D1 (de) 2003-06-26
ES2194977T3 (es) 2003-12-01
WO1997028471A1 (en) 1997-08-07
EP0879431B1 (de) 2003-05-21
CA2243999C (en) 2006-08-01
ATE241153T1 (de) 2003-06-15
AU721123B2 (en) 2000-06-22
CA2243999A1 (en) 1997-08-07

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