FR3003248B1 - Billes de verre a couche(s) de surface a proprietes de retro-reflexion, procede de realisation - Google Patents
Billes de verre a couche(s) de surface a proprietes de retro-reflexion, procede de realisationInfo
- Publication number
- FR3003248B1 FR3003248B1 FR1352293A FR1352293A FR3003248B1 FR 3003248 B1 FR3003248 B1 FR 3003248B1 FR 1352293 A FR1352293 A FR 1352293A FR 1352293 A FR1352293 A FR 1352293A FR 3003248 B1 FR3003248 B1 FR 3003248B1
- Authority
- FR
- France
- Prior art keywords
- producing
- surface layer
- same
- reflection properties
- glass balls
- 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.)
- Active
Links
Classifications
-
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
-
- 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
- C03C17/23—Oxides
- C03C17/25—Oxides by deposition from the liquid phase
-
- 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
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1352293A FR3003248B1 (fr) | 2013-03-14 | 2013-03-14 | Billes de verre a couche(s) de surface a proprietes de retro-reflexion, procede de realisation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1352293A FR3003248B1 (fr) | 2013-03-14 | 2013-03-14 | Billes de verre a couche(s) de surface a proprietes de retro-reflexion, procede de realisation |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3003248A1 FR3003248A1 (fr) | 2014-09-19 |
FR3003248B1 true FR3003248B1 (fr) | 2015-10-02 |
Family
ID=48979863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1352293A Active FR3003248B1 (fr) | 2013-03-14 | 2013-03-14 | Billes de verre a couche(s) de surface a proprietes de retro-reflexion, procede de realisation |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3003248B1 (fr) |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB877083A (en) * | 1956-10-04 | 1961-09-13 | Minnesota Mining & Mfg | Improvements in or relating to coating glass beads for reflex reflectors |
US3025764A (en) * | 1956-10-04 | 1962-03-20 | Minnesota Mining & Mfg | Retroreflective elements and structures |
US3700305A (en) * | 1970-12-14 | 1972-10-24 | Minnesota Mining & Mfg | Retroreflective microspheres having a dielectric mirror on a portion of their surface and retroreflective constructions containing such microspheres |
US3946130A (en) * | 1974-04-01 | 1976-03-23 | Minnesota Mining And Manufacturing Company | Transparent glass microspheres and products made therefrom |
GB1511150A (en) * | 1975-11-26 | 1978-05-17 | Minnesota Mining & Mfg | Transparent glass microspheres and products made therefro |
EA000098B1 (ru) * | 1995-03-14 | 1998-08-27 | Ниттецу Майнинг Ко., Лтд. | Порошок с многослойной пленкой на его поверхности и способ его получения |
US5576097A (en) * | 1995-04-24 | 1996-11-19 | Brite-Line Industries, Inc. | High brightness durable retro-reflecting microspheres and method of making the same |
JP2001048586A (ja) * | 1999-08-03 | 2001-02-20 | Nisshin Steel Co Ltd | 光反射ガラスビーズ及びその製造方法 |
US6978896B2 (en) * | 2002-04-11 | 2005-12-27 | 3M Innovative Properties Company | Method of making retrochromic beads and kit thereof |
EP2242656A2 (fr) * | 2007-12-21 | 2010-10-27 | 3M Innovative Properties Company | Articles de sécurité rétro-réfléchissants |
CN101946192B (zh) * | 2007-12-21 | 2012-09-05 | 3M创新有限公司 | 回射制品以及包括球芯和两个同心光学干涉层的回射元件 |
CN101946043B (zh) * | 2007-12-21 | 2013-08-07 | 3M创新有限公司 | 回射道路标记 |
US8622555B2 (en) * | 2010-08-31 | 2014-01-07 | 3M Innovative Properties Company | Security article having a switching feature |
-
2013
- 2013-03-14 FR FR1352293A patent/FR3003248B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3003248A1 (fr) | 2014-09-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |