JP5110236B2 - 着色ガラス筐体 - Google Patents
着色ガラス筐体 Download PDFInfo
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- JP5110236B2 JP5110236B2 JP2012534457A JP2012534457A JP5110236B2 JP 5110236 B2 JP5110236 B2 JP 5110236B2 JP 2012534457 A JP2012534457 A JP 2012534457A JP 2012534457 A JP2012534457 A JP 2012534457A JP 5110236 B2 JP5110236 B2 JP 5110236B2
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- 239000011521 glass Substances 0.000 title claims description 457
- 238000003426 chemical strengthening reaction Methods 0.000 claims description 55
- 230000008033 biological extinction Effects 0.000 claims description 52
- 229910052742 iron Inorganic materials 0.000 claims description 51
- 229910020599 Co 3 O 4 Inorganic materials 0.000 claims description 49
- 239000006103 coloring component Substances 0.000 claims description 35
- 238000012937 correction Methods 0.000 claims description 27
- 238000010521 absorption reaction Methods 0.000 claims description 26
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 19
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 19
- 229910052791 calcium Inorganic materials 0.000 claims description 18
- 229910052749 magnesium Inorganic materials 0.000 claims description 18
- 229910052712 strontium Inorganic materials 0.000 claims description 18
- 238000002835 absorbance Methods 0.000 claims description 17
- 229910052788 barium Inorganic materials 0.000 claims description 17
- 229910052725 zinc Inorganic materials 0.000 claims description 17
- 230000003595 spectral effect Effects 0.000 claims description 16
- 238000002834 transmittance Methods 0.000 claims description 16
- 229910044991 metal oxide Inorganic materials 0.000 claims description 12
- 150000004706 metal oxides Chemical class 0.000 claims description 12
- 229910052720 vanadium Inorganic materials 0.000 claims description 11
- 229910052804 chromium Inorganic materials 0.000 claims description 10
- 229910052797 bismuth Inorganic materials 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 7
- 229910052753 mercury Inorganic materials 0.000 claims description 7
- 229910052779 Neodymium Inorganic materials 0.000 claims description 6
- 239000005345 chemically strengthened glass Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052691 Erbium Inorganic materials 0.000 claims description 5
- 229910052711 selenium Inorganic materials 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 152
- 230000000694 effects Effects 0.000 description 72
- 239000010410 layer Substances 0.000 description 39
- 238000000034 method Methods 0.000 description 36
- 230000007423 decrease Effects 0.000 description 26
- 239000011734 sodium Substances 0.000 description 21
- 239000013078 crystal Substances 0.000 description 20
- 238000005342 ion exchange Methods 0.000 description 18
- 238000005352 clarification Methods 0.000 description 17
- 239000000203 mixture Substances 0.000 description 16
- 239000011575 calcium Substances 0.000 description 15
- 239000000463 material Substances 0.000 description 15
- 238000004031 devitrification Methods 0.000 description 14
- 229910018068 Li 2 O Inorganic materials 0.000 description 13
- 229910010413 TiO 2 Inorganic materials 0.000 description 13
- 239000010941 cobalt Substances 0.000 description 13
- 229910017052 cobalt Inorganic materials 0.000 description 13
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 230000006872 improvement Effects 0.000 description 10
- 238000000465 moulding Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 9
- 238000004891 communication Methods 0.000 description 9
- 238000000354 decomposition reaction Methods 0.000 description 9
- 239000006025 fining agent Substances 0.000 description 9
- 239000000156 glass melt Substances 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 238000005728 strengthening Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910006404 SnO 2 Inorganic materials 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000004040 coloring Methods 0.000 description 6
- 238000007373 indentation Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 229910017493 Nd 2 O 3 Inorganic materials 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000005361 soda-lime glass Substances 0.000 description 5
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000001771 impaired effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910001414 potassium ion Inorganic materials 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229910001415 sodium ion Inorganic materials 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 230000031700 light absorption Effects 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000006060 molten glass Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- 229910000500 β-quartz Inorganic materials 0.000 description 3
- 229910052644 β-spodumene Inorganic materials 0.000 description 3
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 2
- 238000004813 Moessbauer spectroscopy Methods 0.000 description 2
- 206010040925 Skin striae Diseases 0.000 description 2
- 239000006061 abrasive grain Substances 0.000 description 2
- 238000000862 absorption spectrum Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000007496 glass forming Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910008556 Li2O—Al2O3—SiO2 Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000010446 mirabilite Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- -1 organic acid sodium salt Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007372 rollout process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0086—Casings, cabinets or drawers for electric apparatus portable, e.g. battery operated apparatus
-
- 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
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
-
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
-
- 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
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
-
- 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
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
-
- 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
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
- C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
-
- 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
-
- 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
- C03C4/02—Compositions for glass with special properties for coloured glass
-
- 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
- C03C4/08—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0243—Mechanical details of casings for decorative purposes
-
- 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
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/131—Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing [e.g., porcelain, brick, cement, etc.]
-
- 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
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/131—Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing [e.g., porcelain, brick, cement, etc.]
- Y10T428/1317—Multilayer [continuous layer]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Glass Compositions (AREA)
- Casings For Electric Apparatus (AREA)
- Surface Treatment Of Glass (AREA)
- Telephone Set Structure (AREA)
- Liquid Crystal (AREA)
Description
ΔT(550/600)(%)=[{A(550/600)−B(550/600)}/A(550/600)]×100 ・・・(1)
ΔT(450/600)(%)=[{A(450/600)−B(450/600)}/A(450/600)]×100 ・・・(2)
(上記式(1)において、A(550/600)は、400Wの高圧水銀ランプの光を100時間照射後のガラスの分光透過率曲線から算出される、波長550nmにおける吸光係数と波長600nmにおける吸光係数との相対値であり、B(550/600)は、光照射前の前記ガラスの分光透過率曲線から算出される、波長550nmにおける吸光係数と波長600nmにおける吸光係数との相対値である。上記式(2)において、A(450/600)は、400Wの高圧水銀ランプの光を100時間照射後のガラスの分光透過率曲線から算出される、波長450nmにおける吸光係数と波長600nmにおける吸光係数の相対値であり、B(450/600)は、光照射前の前記ガラスの分光透過率曲線から算出される、波長450nmにおける吸光係数と波長600nmにおける吸光係数の相対値である。)
55%未満ではガラスとしての安定性が低下する、または耐候性が低下する。好ましくは61%以上である。より好ましくは65%以上である。
SiO2が80%超ではガラスの粘性が増大し溶融性が著しく低下する。好ましくは75%以下、典型的には70%以下である。
ΔT(550/600)(%)=[{A(550/600)−B(550/600)}/A(550/600)]×100 ・・・(1)
ΔT(450/600)(%)=[{A(450/600)−B(450/600)}/A(450/600)]×100 ・・・(2)
(上記式(1)において、A(550/600)は、400W高圧水銀ランプの光を100時間照射した後のガラスの分光透過率曲線から算出される、波長550nmにおける吸光係数と波長600nmにおける吸光係数との相対値であり、B(550/600)は、光照射前の前記ガラスの分光透過率曲線から算出される、波長550nmにおける吸光係数と波長600nmにおける吸光係数との相対値である。上記式(2)において、A(450/600)は、400W高圧水銀ランプの光を100時間照射した後のガラスの分光透過率曲線から算出される、波長450nmにおける吸光係数と波長600nmにおける吸光係数の相対値であり、B(450/600)は、光照射前の前記ガラスの分光透過率曲線から算出される、波長450nmにおける吸光係数と波長600nmにおける吸光係数の相対値である。)
次に、溶融したガラス融液をロールアウト製板法でガラスを冷却しながら成形して厚さ2mmの結晶化ガラス板を作製した。その後、750℃で1時間保持することによってガラス中に結晶核を形成させ、900℃で15分間熱処理することによって結晶化させた。
Claims (17)
- 波長380nm〜780nmにおける吸光係数の最小値が1mm−1以上のガラスにより構成されてなり、電子機器に外装されることを特徴とする着色ガラス筐体。
- 波長380nm〜780nmにおける吸光度の最小値が0.7以上のガラス板により構成されてなり、電子機器に外装されることを特徴とする着色ガラス筐体。
- 前記ガラス板は、波長380nm〜780nmにおける吸光係数が1mm−1以上のガラスを用い、厚さを5mm以下としたことを特徴とする請求項2に記載の着色ガラス筐体。
- 前記ガラス中の着色成分として、Co、Mn、Fe、Ni、Cu、Cr、V、Biの金属酸化物からなる群より選択された少なくとも1成分を、酸化物基準のモル百分率表示で、0.1〜7%含有することを特徴とする請求項1ないし請求項3のいずれか1項に記載の着色ガラス筐体。
- 前記ガラス中の着色成分は、酸化物基準のモル百分率表示で、Fe2O3を0.01〜6%、Co3O4を0〜6%、NiOを0〜6%、MnOを0〜6%、Cr2O3を0〜6%、V2O5を0〜6%からなることを特徴とする請求項4に記載の着色ガラス筐体。
- 前記ガラスは、下記酸化物基準のモル百分率表示で、SiO2を55〜80%、Al2O3を3〜16%、B2O3を0〜12%、Na2Oを5〜16%、K2Oを0〜4%、MgOを0〜15%、CaOを0〜3%、ΣRO(Rは、Mg、Ca、Sr、Ba、Znを表す)を0〜18%、ZrO2を0〜1%、着色成分(Co、Mn、Fe、Ni、Cu、Cr、V、Biの金属酸化物からなる群より選択された少なくとも1成分)を0.1〜7%含有することを特徴とする請求項1ないし請求項5のいずれか1項に記載の着色ガラス筐体。
- 前記ガラスは、下記酸化物基準のモル百分率表示で、SiO2を60〜80%、Al2O3を3〜15%、Na2Oを5〜15%、K2Oを0〜4%、MgOを0〜15%、CaOを0〜3%、ΣRO(Rは、Mg、Ca、Sr、Ba、Znを表す)を0〜18%、ZrO2を0〜1%、Fe2O3を1.5〜6%、Co3O4を0.1〜1%含有することを特徴とする請求項6に記載の着色ガラス筐体。
- 前記ガラスは、下記酸化物基準のモル百分率表示で、SiO2を55〜80%、Al2O3を3〜16%、B2O3を0〜12%、Na2Oを5〜16%、K2Oを0〜4%、MgOを0〜15%、CaOを0〜3%、ΣRO(Rは、Mg、Ca、Sr、Ba、Znを表す)を0〜18%、ZrO2を0〜1%、Co3O4を0.01〜0.2%、NiOを0.05〜1%、Fe2O3を0.01〜3%含有することを特徴とする請求項6に記載の着色ガラス筐体。
- 前記ガラスは、色補正成分(Ti、Ce、Er、Nd、Seの金属酸化物からなる群より選択された少なくとも1成分)を0.005〜2%含有することを特徴とする請求項6ないし請求項8のいずれか1項に記載の着色ガラス筐体。
- 前記ガラスは、波長550nmの吸光係数/波長600nmの吸光係数、波長450nmの吸光係数/波長600nmの吸光係数が、いずれも0.7〜1.2の範囲内である請求項1ないし請求項9のいずれか1項に記載の着色ガラス筐体。
- 前記ガラスは、下記式(1)、(2)で示される吸光係数の相対値の変化量ΔT(550/600)、ΔT(450/600)が絶対値で5%以下である請求項1ないし請求項10のいずれか1項に記載の着色ガラス筐体。
ΔT(550/600)(%)=[{A(550/600)−B(550/600)}/A(550/600)]×100 ・・・(1)
ΔT(450/600)(%)=[{A(450/600)−B(450/600)}/A(450/600)]×100 ・・・(2)
(上記式(1)において、A(550/600)は、400Wの高圧水銀ランプの光を100時間照射後のガラスの分光透過率曲線から算出される、波長550nmにおける吸光係数と波長600nmにおける吸光係数との相対値であり、B(550/600)は、光照射前の前記ガラスの分光透過率曲線から算出される、波長550nmにおける吸光係数と波長600nmにおける吸光係数との相対値である。上記式(2)において、A(450/600)は、400Wの高圧水銀ランプの光を100時間照射後のガラスの分光透過率曲線から算出される、波長450nmにおける吸光係数と波長600nmにおける吸光係数の相対値であり、B(450/600)は、光照射前の前記ガラスの分光透過率曲線から算出される、波長450nmにおける吸光係数と波長600nmにおける吸光係数の相対値である。) - 前記ガラスは、結晶化ガラスからなることを特徴とする請求項1ないし4のいずれか1項に記載の着色ガラス筐体。
- 前記ガラスは、化学強化ガラスからなることを特徴とする請求項1ないし12のいずれか1項に記載の着色ガラス筐体。
- 前記ガラスは、化学強化処理により表面から深さ方向に6〜70μmの圧縮応力層を有することを特徴とする請求項13に記載の着色ガラス筐体。
- 前記ガラスは、化学強化処理により表面圧縮応力層の深さが30μm以上、表面圧縮応力が550MPa以上である圧縮応力層を有することを特徴とする請求項14に記載の着色ガラス筐体。
- 前記電子機器は、携帯型電子機器であることを特徴とする請求項1ないし請求項15のいずれか1項に記載の着色ガラス筐体。
- 請求項1ないし請求項16のいずれかに記載の着色ガラス筐体を外装した携帯型電子機器。
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