JPS6230401B2 - - Google Patents
Info
- Publication number
- JPS6230401B2 JPS6230401B2 JP51068828A JP6882876A JPS6230401B2 JP S6230401 B2 JPS6230401 B2 JP S6230401B2 JP 51068828 A JP51068828 A JP 51068828A JP 6882876 A JP6882876 A JP 6882876A JP S6230401 B2 JPS6230401 B2 JP S6230401B2
- Authority
- JP
- Japan
- Prior art keywords
- oxide
- glass
- ion
- weight
- exchanged
- 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.)
- Expired
Links
- 239000011521 glass Substances 0.000 claims description 103
- 238000005342 ion exchange Methods 0.000 claims description 51
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 44
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 36
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 19
- 239000011787 zinc oxide Substances 0.000 claims description 18
- CXKCTMHTOKXKQT-UHFFFAOYSA-N cadmium oxide Inorganic materials [Cd]=O CXKCTMHTOKXKQT-UHFFFAOYSA-N 0.000 claims description 15
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 14
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 14
- CFEAAQFZALKQPA-UHFFFAOYSA-N cadmium(2+);oxygen(2-) Chemical compound [O-2].[Cd+2] CFEAAQFZALKQPA-UHFFFAOYSA-N 0.000 claims description 12
- 239000000395 magnesium oxide Substances 0.000 claims description 12
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 10
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims description 10
- 229910001950 potassium oxide Inorganic materials 0.000 claims description 10
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 10
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 10
- 239000000377 silicon dioxide Substances 0.000 claims description 8
- 239000005341 toughened glass Substances 0.000 claims description 8
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 6
- 239000005368 silicate glass Substances 0.000 claims description 5
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000011282 treatment Methods 0.000 description 28
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 15
- 239000002344 surface layer Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 12
- 239000000126 substance Substances 0.000 description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 8
- 235000012245 magnesium oxide Nutrition 0.000 description 8
- 235000010333 potassium nitrate Nutrition 0.000 description 8
- 239000005331 crown glasses (windows) Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000004323 potassium nitrate Substances 0.000 description 7
- 229910052810 boron oxide Inorganic materials 0.000 description 6
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 6
- 230000035515 penetration Effects 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 229910001415 sodium ion Inorganic materials 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 229910001414 potassium ion Inorganic materials 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 229910000410 antimony oxide Inorganic materials 0.000 description 3
- 229910000413 arsenic oxide Inorganic materials 0.000 description 3
- 229960002594 arsenic trioxide Drugs 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- KTTMEOWBIWLMSE-UHFFFAOYSA-N diarsenic trioxide Chemical compound O1[As](O2)O[As]3O[As]1O[As]2O3 KTTMEOWBIWLMSE-UHFFFAOYSA-N 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 159000000001 potassium salts Chemical class 0.000 description 3
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 3
- 229910052939 potassium sulfate Inorganic materials 0.000 description 3
- 235000011151 potassium sulphates Nutrition 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910001928 zirconium oxide Inorganic materials 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910000420 cerium oxide Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000006025 fining agent Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- VCRLKNZXFXIDSC-UHFFFAOYSA-N aluminum oxygen(2-) zirconium(4+) Chemical compound [O--].[O--].[Al+3].[Zr+4] VCRLKNZXFXIDSC-UHFFFAOYSA-N 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- KOPBYBDAPCDYFK-UHFFFAOYSA-N caesium oxide Chemical compound [O-2].[Cs+].[Cs+] KOPBYBDAPCDYFK-UHFFFAOYSA-N 0.000 description 1
- 229910001942 caesium oxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000003426 chemical strengthening reaction Methods 0.000 description 1
- 239000008395 clarifying agent Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000004031 devitrification Methods 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- -1 potassium nitrate Chemical class 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229910001952 rubidium oxide Inorganic materials 0.000 description 1
- CWBWCLMMHLCMAM-UHFFFAOYSA-M rubidium(1+);hydroxide Chemical compound [OH-].[Rb+].[Rb+] CWBWCLMMHLCMAM-UHFFFAOYSA-M 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
-
- 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
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
- C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions
- C03C21/002—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions to perform ion-exchange between alkali ions
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
-
- 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
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31—Surface property or characteristic of web, sheet or block
- Y10T428/315—Surface modified glass [e.g., tempered, strengthened, etc.]
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)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/592,703 US3997250A (en) | 1975-07-02 | 1975-07-02 | High strength ophthalmic lens |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS528017A JPS528017A (en) | 1977-01-21 |
JPS6230401B2 true JPS6230401B2 (US06650917-20031118-M00005.png) | 1987-07-02 |
Family
ID=24371739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51068828A Granted JPS528017A (en) | 1975-07-02 | 1976-06-14 | Lens of tempered glass for eyeeglass and chemically ionnexchanged |
Country Status (6)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4130407A (en) * | 1977-06-16 | 1978-12-19 | Duraglass Research & Development Corp. | Strengthening of glass |
GB2115403B (en) * | 1982-02-20 | 1985-11-27 | Zeiss Stiftung | Optical and opthalmic glass |
JPS6278367A (ja) * | 1985-09-27 | 1987-04-10 | 新村 正照 | プ−ルの床面施工法 |
EP0392060B1 (de) * | 1989-04-14 | 1994-07-27 | Heimann Optoelectronics GmbH | Blitzlampe |
US5714422A (en) * | 1994-09-16 | 1998-02-03 | Favrot; Guy A. | Transparent glass |
GB2299991B (en) * | 1995-04-20 | 1998-09-09 | Ag Technology Corp | Glass substrate for magnetic disk |
JPWO2012077796A1 (ja) * | 2010-12-10 | 2014-05-22 | 旭硝子株式会社 | 化学強化ガラスの製造方法 |
LU91938B1 (fr) * | 2012-01-31 | 2013-08-01 | Ievgen Viunskovskyi | Panneau decoratif a feuille lenticulaire en verre trempe thermiquement ou chimiquement |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3533888A (en) * | 1964-12-18 | 1970-10-13 | Corning Glass Works | Glass article and method of production |
GB1266521A (US06650917-20031118-M00005.png) * | 1968-03-15 | 1972-03-08 | ||
US3790260A (en) * | 1972-01-03 | 1974-02-05 | Corning Glass Works | High strength ophthalmic lens |
AR202803A1 (es) * | 1972-12-02 | 1975-07-24 | Jenaer Glaswerk Schott & Gen | Cristales para gafas |
US3899315A (en) * | 1974-04-15 | 1975-08-12 | American Optical Corp | Method of making glass clad glass lenses |
-
1975
- 1975-07-02 US US05/592,703 patent/US3997250A/en not_active Expired - Lifetime
-
1976
- 1976-06-03 DE DE2625313A patent/DE2625313C2/de not_active Expired
- 1976-06-07 CA CA254,261A patent/CA1073678A/en not_active Expired
- 1976-06-14 JP JP51068828A patent/JPS528017A/ja active Granted
- 1976-06-28 GB GB26884/76A patent/GB1499716A/en not_active Expired
- 1976-07-01 FR FR7620056A patent/FR2356608A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2625313A1 (de) | 1977-01-20 |
US3997250A (en) | 1976-12-14 |
GB1499716A (en) | 1978-02-01 |
DE2625313C2 (de) | 1986-11-27 |
JPS528017A (en) | 1977-01-21 |
FR2356608B1 (US06650917-20031118-M00005.png) | 1982-04-30 |
CA1073678A (en) | 1980-03-18 |
FR2356608A1 (fr) | 1978-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4042405A (en) | High strength ophthalmic lens | |
US4012131A (en) | High strength ophthalmic lens | |
US3790260A (en) | High strength ophthalmic lens | |
US3790430A (en) | Alkali aluminosilicate glass article having an ion-exchanged surface layer | |
JP7184073B2 (ja) | 化学強化用ガラス | |
US4148661A (en) | Photochromic sheet glass compositions and method | |
US4055703A (en) | Ion exchange strengthened glass containing P2 O5 | |
US3656923A (en) | Method for strengthening photochromic glass articles | |
US3778335A (en) | Sodium aluminosilicate glass article strengthened by a surface compressive stress layer | |
CN1886348B (zh) | 含氧化锂-氧化铝-氧化硅的玻璃组合物和适于化学钢化的玻璃以及使用该化学钢化玻璃制成的制品 | |
US4156755A (en) | Lithium containing ion exchange strengthened glass | |
US4483700A (en) | Chemical strengthening method | |
JP4213232B2 (ja) | 化学強化処理されたガラスの製造方法及びその使用 | |
US3637453A (en) | Glass-ceramic articles having an integral compressive stress surface layer | |
JPH0532431A (ja) | 化学強化用ガラス | |
US3485702A (en) | Mechanical strengthening of glass by ion exchange | |
US4022628A (en) | Ion exchange-strengthened silicate glass filter for ultraviolet light | |
US3752729A (en) | Strengthened glass article | |
US3951671A (en) | Ophthalmic glass compositions | |
JPS62270439A (ja) | 化学強化用ガラス | |
US3395998A (en) | Method for production of glass article having increased mechanical strength | |
US3615320A (en) | Strengthened glass article and process for making | |
JPS6230401B2 (US06650917-20031118-M00005.png) | ||
JPH0848537A (ja) | 化学強化用ガラス | |
EP0980341B1 (en) | Organic lens molds in inorganic glass and novel inorganic glasses |