CS214771B2 - Borideless glass with high refraction index - Google Patents

Borideless glass with high refraction index Download PDF

Info

Publication number
CS214771B2
CS214771B2 CS783653A CS365378A CS214771B2 CS 214771 B2 CS214771 B2 CS 214771B2 CS 783653 A CS783653 A CS 783653A CS 365378 A CS365378 A CS 365378A CS 214771 B2 CS214771 B2 CS 214771B2
Authority
CS
Czechoslovakia
Prior art keywords
glass
oxide
concentration
content
weight
Prior art date
Application number
CS783653A
Other languages
Czech (cs)
English (en)
Inventor
Nobuyuki Nakajima
Original Assignee
Fukuoka Tokushu Garasu Kk
Seibu Polymer Kasei 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 Fukuoka Tokushu Garasu Kk, Seibu Polymer Kasei Kk filed Critical Fukuoka Tokushu Garasu Kk
Publication of CS214771B2 publication Critical patent/CS214771B2/cs

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)
CS783653A 1977-06-07 1978-06-05 Borideless glass with high refraction index CS214771B2 (en)

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 (1)

Publication Number Publication Date
CS214771B2 true CS214771B2 (en) 1982-05-28

Family

ID=13329553

Family Applications (1)

Application Number Title Priority Date Filing Date
CS783653A CS214771B2 (en) 1977-06-07 1978-06-05 Borideless glass with high refraction index

Country Status (11)

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

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
BR112012003662A2 (pt) 2009-08-21 2016-03-29 3M Innovative Properties Co demarcações de pavimentos, elementos refletivos, e métodos de preparo de mocroesferas.
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

Family Cites Families (11)

* 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 (it) * 1963-04-22 1967-09-28
LU48072A1 (it) * 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 (it) * 1973-02-28 1978-08-11
JPS531676A (en) * 1976-06-28 1978-01-09 Yoshida Kogyo Kk Method of forming screw holes
JPS5388815A (en) * 1977-01-18 1978-08-04 Tokyo Shibaura Electric Co High reeractiveeindex glass for glass beads

Also Published As

Publication number Publication date
SE429852B (sv) 1983-10-03
BE867795A (fr) 1978-10-02
GB1566989A (en) 1980-05-08
FR2393767A1 (fr) 1979-01-05
CA1098132A (en) 1981-03-24
SE7806613L (sv) 1978-12-08
IT1104733B (it) 1985-10-28
FR2393767B1 (it) 1982-09-10
DK154339C (da) 1989-04-10
IT7849710A0 (it) 1978-06-05
JPS5415919A (en) 1979-02-06
DK251078A (da) 1978-12-08
US4141742A (en) 1979-02-27
DE2824797C2 (de) 1983-08-25
DE2824797A1 (de) 1978-12-14
DK154339B (da) 1988-11-07

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