FR2393767A1 - Composition pour preparer du verre ayant un indice de refraction eleve - Google Patents

Composition pour preparer du verre ayant un indice de refraction eleve

Info

Publication number
FR2393767A1
FR2393767A1 FR787817036A FR7817036A FR2393767A1 FR 2393767 A1 FR2393767 A1 FR 2393767A1 FR 787817036 A FR787817036 A FR 787817036A FR 7817036 A FR7817036 A FR 7817036A FR 2393767 A1 FR2393767 A1 FR 2393767A1
Authority
FR
France
Prior art keywords
composition
refraction index
high refraction
preparing glass
glass
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.)
Granted
Application number
FR787817036A
Other languages
English (en)
Other versions
FR2393767B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hattori Tokeiten KK
Original Assignee
Hattori Tokeiten KK
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 Hattori Tokeiten KK filed Critical Hattori Tokeiten KK
Publication of FR2393767A1 publication Critical patent/FR2393767A1/fr
Application granted granted Critical
Publication of FR2393767B1 publication Critical patent/FR2393767B1/fr
Granted legal-status Critical Current

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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/127—Silica-free oxide glass compositions containing TiO2 as glass former
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S501/00—Compositions: ceramic
    • Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
    • Y10S501/901—Optical glass, e.g. silent on refractive index and/or ABBE number having R.I. at least 1.8

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)
  • Glass Compositions (AREA)

Abstract

a. Composition pour élaborer du verre. b. Elle comprend de 40,0 à 54,0 % de TiO2 , de 24,0 à 44,0 % de BaO, de 5,0 à 15,0 % de ZnO, de 3,0 à 13,0 % de ZrO2 , de 0,2 à 3,0 % de CaO, de 0,2 à 3,0 % de MgO, de 0,2 à 2,0 % de SiO2 , de 0,1 à 0,5 % de Na2 O et/ou de K2 O, le poids total de ces constituants représentant plus de 98,0 % de la composition, celle-ci ne contenant pratiquement pas de B2 O3 . c. Industrie du verre, notamment préparation de verres catadioptriques.
FR787817036A 1977-06-07 1978-06-07 Composition pour preparer du verre ayant un indice de refraction eleve Granted FR2393767A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6690977A JPS5415919A (en) 1977-06-07 1977-06-07 Glass having high refractive index

Publications (2)

Publication Number Publication Date
FR2393767A1 true FR2393767A1 (fr) 1979-01-05
FR2393767B1 FR2393767B1 (fr) 1982-09-10

Family

ID=13329553

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787817036A Granted FR2393767A1 (fr) 1977-06-07 1978-06-07 Composition pour preparer du verre ayant un indice de refraction eleve

Country Status (11)

Country Link
US (1) US4141742A (fr)
JP (1) JPS5415919A (fr)
BE (1) BE867795A (fr)
CA (1) CA1098132A (fr)
CS (1) CS214771B2 (fr)
DE (1) DE2824797C2 (fr)
DK (1) DK154339C (fr)
FR (1) FR2393767A1 (fr)
GB (1) GB1566989A (fr)
IT (1) IT1104733B (fr)
SE (1) SE429852B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5674616A (en) * 1995-02-06 1997-10-07 Conversion Technologies International, Inc. Glass beads having improved fracture toughness
JP3839481B2 (ja) * 1995-04-18 2006-11-01 スリーエム カンパニー 路面標識
KR100462949B1 (ko) * 2001-12-05 2004-12-23 요업기술원 고굴절률을 갖는 유리조성물 및 유리알
US20040259713A1 (en) 2003-06-11 2004-12-23 3M Innovative Properties Company Microspheres comprising titania and bismuth oxide
US7045475B2 (en) * 2004-04-28 2006-05-16 Pq Corporation High refractive index glass beads for high retroreflectivity surfaces
US7513941B2 (en) 2005-11-14 2009-04-07 3M Innovative Properties Company Pavement marking, reflective elements, and methods of making micospheres
JP4953234B2 (ja) * 2006-09-14 2012-06-13 独立行政法人 宇宙航空研究開発機構 チタン系酸化物ガラスおよびその製造方法
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
WO2011022022A1 (fr) 2009-08-21 2011-02-24 3M Innovative Properties Company Marquages routiers, éléments réfléchissants et procédés de fabrication de microsphères
JP2020105041A (ja) * 2018-12-26 2020-07-09 スリーエム イノベイティブ プロパティズ カンパニー 透明中実球及びその製造方法
CN112573830B (zh) * 2020-12-29 2022-07-26 陕西科技大学 一种高钛高折射率超白玻璃微珠及其制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS531676A (en) * 1976-06-28 1978-01-09 Yoshida Kogyo Kk Method of forming screw holes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2842446A (en) * 1954-12-27 1958-07-08 Minnesota Mining & Mfg High-index glass elements
US2980547A (en) * 1957-05-03 1961-04-18 Flex O Lite Mfg Corp High refractive index glass beads
US2939797A (en) * 1959-04-20 1960-06-07 Prismo Safety Corp Glass compositions
US3198641A (en) * 1961-10-19 1965-08-03 Cataphote Corp Composition for making high index beads
CA919195A (en) * 1963-02-14 1973-01-16 Fang Tung Chi High index glass elements
DE1250977B (fr) * 1963-04-22 1967-09-28
LU48072A1 (fr) * 1965-02-24 1966-08-24
DE1771079B1 (de) * 1968-03-30 1971-12-30 Jenaer Glaswerk Schott & Gen Gegenreduktion und verfaerbung stabile glaeser fuer reflex perlen mit brechwerten mindestens gleich groesser od gleich 2,2
JPS5328047B2 (fr) * 1973-02-28 1978-08-11
JPS5388815A (en) * 1977-01-18 1978-08-04 Tokyo Shibaura Electric Co High reeractiveeindex glass for glass beads

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS531676A (en) * 1976-06-28 1978-01-09 Yoshida Kogyo Kk Method of forming screw holes

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1978 *

Also Published As

Publication number Publication date
DK251078A (da) 1978-12-08
DK154339C (da) 1989-04-10
SE429852B (sv) 1983-10-03
BE867795A (fr) 1978-10-02
US4141742A (en) 1979-02-27
IT1104733B (it) 1985-10-28
DK154339B (da) 1988-11-07
FR2393767B1 (fr) 1982-09-10
DE2824797A1 (de) 1978-12-14
GB1566989A (en) 1980-05-08
CA1098132A (fr) 1981-03-24
CS214771B2 (en) 1982-05-28
SE7806613L (sv) 1978-12-08
IT7849710A0 (it) 1978-06-05
DE2824797C2 (de) 1983-08-25
JPS5415919A (en) 1979-02-06

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse