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    • 11. 发明专利
    • Glass composition and optical device using the same
    • 玻璃组合物和使用该组合物的光学装置
    • JP2011178592A
    • 2011-09-15
    • JP2010043331
    • 2010-02-26
    • Canon Incキヤノン株式会社
    • WATANABE TOMOHIROMUKAIDE TAIHEI
    • C03C3/062C03C3/095G02B1/00
    • C03C3/062C03C4/0085
    • PROBLEM TO BE SOLVED: To provide a glass composition that can stably give a glassy state having low or no intrinsic birefrigence in the ultraviolet region. SOLUTION: The glass composition is an oxide containing Lu, Si, and Al, wherein the composition of the glass composition lies within a compositional region of a ternary composition diagram of Lu, Si, and Al in terms of cation percent, the compositional region being defined by the following six points in terms of cation percent (the region enclosed by double-circle marks): 32.3LuO 3/2 , 30.0 SiO 2 , 37.7AlO 3/2 ; 32.3LuO 3/2 , 37.7SiO 2 , 30.0AlO 3/2 ; 20.8LuO 3/2 , 55.0SiO 2 , 24.2AlO 3/2 ; 10.0LuO 3/2 , 45.0SiO 2 , 45.0AlO 3/2 ; 20.8LuO 3/2 , 24.2SiO 2 , 55.0AlO 3/2 ; and 30.0LuO 3/2 , 25.0SiO 2 , 45.0AlO 3/2 . COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种在紫外线区域稳定地产生具有低或没有固有的双折射率的玻璃态的玻璃组合物。 解决方案:玻璃组合物是含有Lu,Si和Al的氧化物,其中玻璃组合物的组成位于Lu,Si和Al的三元组成图的阳离子百分比的组成区域内, 组成区域由阳离子百分数(由双圆圈标记的区域)定义为以下六个点:32.3LuO 3/2 / SB,30.0 SiO 2 SB 37,37.7 的AlO 3/2 ; 32.3LuO 3/3 SB,37.7SiO SB 2,30.0AlO 3 SB 3/2, 20.8LuO 3/3 SB,55.0SiO SB 2,24.2AlO 3 SB 3/2, 3,2/3,2/2,3/2,3/2, 20.8LuO 3/2 SBB,24.2SiO SB 2,55.0AlO 3 SB 3/2, 和30.0LoO SB 3/2 / SB,25.0SiO 2 ,45.0AlO SB 3/2 / SB。 版权所有(C)2011,JPO&INPIT
    • 15. 发明专利
    • Glass composition for ultraviolet light and optical device using the same
    • 用于超紫外光的玻璃组合物和使用其的光学装置
    • JP2009120405A
    • 2009-06-04
    • JP2007292527
    • 2007-11-09
    • Canon Incキヤノン株式会社
    • WATANABE TOMOHIROMUKAIDE TAIHEI
    • C03C3/095C03C4/00G02B1/00
    • G02B1/00C03C3/062C03C3/095C03C4/0085
    • PROBLEM TO BE SOLVED: To provide a glass composition for ultraviolet lights having a controlled adverse effects caused by intrinsic birefringence and an optical device using the glass composition.
      SOLUTION: The glass composition for ultraviolet lights contains ≥99.99 wt.% of Lu, Si and O in total. When the ratio of Lu to Si is expressed in terms of cationic ion percent, Lu is ≥26% and ≤39% and Si is ≥61% and ≤74%. The optical device uses the composition. Preferably, the Lu, the Si and the O are composed of Lu
      2 O
      3 and SiO
      2 . Preferably, the content ratio of the Lu
      2 O
      3 to the SiO
      2 in terms of cationic ion percent is ≥26% and ≤39% of Lu to ≥61% and ≤74% of Si.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种具有由固有双折射引起的受控不利影响的紫外光的玻璃组合物和使用该玻璃组合物的光学装置。 解决方案:用于紫外线的玻璃组合物总共含有≥99.99重量%的Lu,Si和O. 当Lu与Si的比例以阳离子离子百分比表示时,Lu为≥26%且≤39%,Si为≥61%且≤74%。 光学装置使用组合物。 优选地,Lu,Si和O由Lu O 3 和SiO 2 组成。 优选地,以阳离子离子百分数表示的Lu 2 3 与SiO 2 的含量比为≥26%且≤39% 的Lu至≥61%和≤74%的Si。 版权所有(C)2009,JPO&INPIT
    • 16. 发明专利
    • Fused silica article filled with deuterium and method of producing thereof
    • 填充有二氧化硅的二氧化硅文件及其生产方法
    • JP2009057274A
    • 2009-03-19
    • JP2008220917
    • 2008-08-29
    • Corning Incコーニング インコーポレイテッド
    • MUELLER MICHAEL AMURTAGH MICHAEL T
    • C01B33/12
    • C03C3/06C03C4/0085C03C2201/22C03C2201/23C03C2203/54G03F7/70958
    • PROBLEM TO BE SOLVED: To provide a method for effectively filling hydrogen into a fused silica of post-consolidation.
      SOLUTION: A method of producing a fused silica article having a concentration of hydroxyl (OH) groups of up to about 60 ppm by weight and a combined concentration of light hydrogen and deuterium in a range from about 1×10
      16 molecules/cm
      3 up to about 6×10
      19 molecules/cm
      3 is provided. In some embodiments, deuterium is present in an amount greater than its natural isotopic abundance. The method includes the steps of providing a fused silica boule, diffusing at least one of light hydrogen and deuterium into the boule, and annealing the boule to form the fused silica article. A method of diffusing hydrogen into fused silica and a fused silica article filled with hydrogen formed by the method are also described.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 待解决的问题:提供一种有效地将氢气充填到后固化的熔融二氧化硅中的方法。 解决方案:制备具有高达约60重量ppm的羟基(OH)基团的浓度和轻氢和氘的组合浓度在约1×10 -6 SP范围内的熔融二氧化硅制品的方法, 16分子/ cm 3 / SP>至多约6×10分钟/分钟/秒SP 3。 在一些实施方案中,氘的存在量大于其天然同位素丰度。 该方法包括以下步骤:提供熔融二氧化硅焦耳,将轻氢和氘中的至少一种扩散到该焦炭中,以及退火该毛坯以形成熔融二氧化硅制品。 还描述了将氢扩散到熔融二氧化硅中的方法和填充有由该方法形成的氢的熔融二氧化硅制品。 版权所有(C)2009,JPO&INPIT
    • 18. 发明专利
    • Fused quartz glass and process for producing the same
    • 熔融石英玻璃及其制造方法
    • JP2008208017A
    • 2008-09-11
    • JP2007235031
    • 2007-09-11
    • Tohos Sgm KkTosoh Corp東ソ−・エスジ−エム株式会社東ソー株式会社
    • ARAI KAZUYOSHITAKAHATA TSUTOMUHASHIMOTO SHINKICHIUCHIDA MASAHITOYAMADA SHUSUKEHARADA YOSHINORIHORIKOSHI HIDEHARU
    • C03B20/00
    • C03C4/0085C03B19/066C03B20/00C03B2201/03C03B2201/04C03C3/06C03C4/10C03C2201/23C03C2201/50C03C2201/54Y02P40/57
    • PROBLEM TO BE SOLVED: To inexpensively provide a fused quartz glass capable of being preferably used for preparing various optical materials utilizing ultraviolet ray, visible light and infrared ray, a member for producing a semiconductor, a member for producing a liquid crystal, a member for producing MEMS(micro-electro-mechanical system), and a glass substrate for the liquid crystal, and having high permeability of ultraviolet ray, visible light and infrared ray, high purity, high heat resistance, and a low diffusion velocity of Cu ions.
      SOLUTION: The fused quartz glass has an internal transmittance of not less than 95% for ultraviolet ray of 245 nm wavelength at 10 mm depth, a viscosity coefficient at 1,215°C of not less than 10
      12.0 Pa s, a Cu ion diffusion coefficient in a depth of 20-100 μm from the surface in Cu ion heat diffusion in the atmosphere at 1,050°C of not greater than 1×10
      -10 cm
      2 /sec, an OH content of not grater than 5 ppm, a Li, Na, K, Mg, Ca and Cu content of each less than 0.1 ppm, and preferably contains 2 ppm of Al by weight ratio. The fused quartz glass can be obtained by converting a raw material silica powder to cristobalite in advance and thereafter fusing the same in a non-reducing atmosphere.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题为了廉价地提供一种能够优选用于制备利用紫外线,可见光和红外线的各种光学材料的熔融石英玻璃,用于制造半导体的部件,用于制造液晶的部件, 用于制造MEMS(微电子机械系统)的构件和用于液晶的玻璃基板,并且具有高的紫外线,可见光和红外线的透过性,高纯度,高耐热性和低扩散速度 Cu离子。 解决方案:熔融石英玻璃对于10mm深度的245nm波长的紫外线具有不小于95%的内部透射率,1,215℃下的粘度系数不小于10 SP SP 12.0 SP > Pa时,在1050℃的大气中的Cu离子热扩散中与表面的深度为20-100μm的Cu离子扩散系数不大于1×10 -10 < SP> 2 /秒,不超过5ppm的OH含量,Li,Na,K,Mg,Ca和Cu的含量均小于0.1ppm,优选含有2ppm的Al重量比 。 熔融石英玻璃可以通过将原料二氧化硅粉末预先转化为方英石,然后在非还原气氛中将其熔融而获得。 版权所有(C)2008,JPO&INPIT
    • 19. 发明专利
    • Optical glass
    • 光学玻璃
    • JP2008143718A
    • 2008-06-26
    • JP2006328745
    • 2006-12-05
    • Canon Incキヤノン株式会社
    • WATANABE TOMOHIROMUKAIDE TAIHEIITO EINOSUKE
    • C03C3/085G02B1/00
    • C03C4/0085C03B19/1438C03B2201/07C03B2201/23C03C3/085Y10T428/261
    • PROBLEM TO BE SOLVED: To provide optical glass which has a high refractive index and a high transmissivity in the ultraviolet region. SOLUTION: The invention relates to the optical glass containing Si, Al, Mg and O. The optical glass contains Si in an amount of 40% or more and 60% or less, in cation percent, Al in an amount of 10% or more and 35% or less, in cation percent, and Mg in an amount of 20% or more and 35% or less, in cation percent. In the optical glass, the total amount of Si, Al and Mg is 99.5% or more, in cation percent. Furthermore, the optical glass contains Fe and Na each in an amount of 0.01 wt.ppm or less and has a transmissivity to a light having a wavelength of 248 nm of 40% or more at a thickness of 5 mm. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供在紫外线区域具有高折射率和高透射率的光学玻璃。 解决方案:本发明涉及含有Si,Al,Mg和O的光学玻璃。光学玻璃含有阳离子百分数为40%以上且60%以下的Si,其量为10 %以上,35%以下,阳离子%为25%以上,Mg为20%以上且35%以下。 在光学玻璃中,Si,Al和Mg的总量为99.5%以上,以阳离子%计。 此外,光学玻璃含有0.01重量ppm以下的Fe和Na,并且对于厚度为5mm的波长为248nm的光具有40%以上的透光率。 版权所有(C)2008,JPO&INPIT