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公开(公告)号：US09266763B2
公开(公告)日：2016-02-23
申请号：US13335778
申请日：2011-12-22
申请人： Toshiaki Sudo , Ken Kitahara , Takuma Yoshioka
发明人： Toshiaki Sudo , Ken Kitahara , Takuma Yoshioka
CPC分类号： C03B19/095 , C30B15/10 , C30B29/06 , C30B35/002 , Y02P40/57 , Y10T117/10
摘要： The purpose of the present invention is to provide a crucible which has high viscosity at high temperature, can be used for a long time, and can be manufactured at low cost, and a method of manufacturing the crucible. The present invention provides a composite crucible including a vitreous silica crucible body having a sidewall portion and a bottom portion, and a reinforcement layer provided on an outer surface side of an upper end portion of the vitreous silica crucible body, wherein the reinforcement layer is made of mullite material whose main component is alumina and silica.
摘要翻译： 本发明的目的是提供一种在高温下具有高粘度的坩埚，可以长时间使用并且可以低成本地制造的坩埚以及坩埚的制造方法。 本发明提供一种复合坩埚，其包括具有侧壁部和底部的玻璃状石英坩埚体，以及设置在所述玻璃状石英坩埚主体的上端部的外表面侧的加强层，其中，形成所述加强层 主要成分为氧化铝和二氧化硅的莫来石材料。
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2.发明授权公开(公告)号：US09133063B2
公开(公告)日：2015-09-15
申请号：US13394268
申请日：2010-08-20
申请人： Toshiaki Sudo , Takuma Yoshioka , Hiroshi Kishi , Takeshi Fujita , Minoru Kanda , Koichi Suzuki , Ken Kitahara
发明人： Toshiaki Sudo , Takuma Yoshioka , Hiroshi Kishi , Takeshi Fujita , Minoru Kanda , Koichi Suzuki , Ken Kitahara
IPC分类号： C30B15/10 , C03B19/02 , C03B20/00 , C04B41/50 , C03B19/09 , C04B35/185 , C04B41/00 , C04B41/86 , C30B29/06 , C30B35/00
CPC分类号： C04B41/5022 , C03B5/025 , C03B19/02 , C03B19/09 , C03B19/095 , C03C17/004 , C03C17/02 , C03C2217/213 , C03C2218/13 , C03C2218/17 , C04B35/185 , C04B41/009 , C04B41/86 , C04B2235/6027 , C30B15/10 , C30B29/06 , C30B35/002 , Y02P40/57 , Y10T117/1032 , C04B41/4527
摘要： The purpose of the present invention is to provide a crucible which has high viscosity at high temperature, and can be used for a long time, and can be manufactured at low cost, and a method of manufacturing the same. The composite crucible 10 is characterized in the use of mullite (3Al2O3.2SiO2) as the basic material of the crucible. The composite crucible 10 has the crucible body 11 made of mullite material whose main component is alumina and silica, and a transparent vitreous silica layer 12 formed on the inner surface of the crucible body 11. The thickness of the transparent vitreous silica layer 12 is smaller than that of the crucible body 11. The crucible body 11 can be formed by the slip casting method, and the transparent vitreous silica layer 12 can be formed by the thermal spraying method.
摘要翻译： 本发明的目的是提供一种在高温下具有高粘度且长时间使用并且可以低成本制造的坩埚及其制造方法。 复合坩埚10的特征在于使用莫来石（3Al2O3.2SiO2）作为坩埚的基本材料。 复合坩埚10具有由主成分为氧化铝和二氧化硅的莫来石材料制成的坩埚体11和形成在坩埚体11的内表面上的透明玻璃状石英层12.透明玻璃状石英层12的厚度较小 坩埚主体11可以通过流延法形成，透明玻璃状二氧化硅层12可以通过热喷涂法形成。
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3.发明授权Method of manufacturing granulated silica powder, method of manufacturing vitreous silica crucible 有权造粒二氧化硅粉末的制造方法，石英坩埚的制造方法公开(公告)号：US09284207B2
公开(公告)日：2016-03-15
申请号：US13308223
申请日：2011-11-30
CPC分类号： C03B1/02 , C03B19/095 , Y02P40/52
摘要： The present invention provides a method of manufacturing a vitreous silica crucible having a transparent layer by use of waste vitreous silica, and silica powder suitable for the manufacturing. According to the present invention, there is provided a method of manufacturing granulated silica powder comprising a process for pulverizing waste vitreous silica generated in the manufacturing process of a crucible to form silica fine powder having an average particle diameter of 100 μm or less, and a process for granulating the silica fine powder to obtain granulated silica powder having an average particle diameter of 50 μm or more under helium atmosphere.
摘要翻译： 本发明提供一种通过使用废二氧化硅二氧化硅制造具有透明层的石英玻璃坩埚和适于制造的二氧化硅粉末的方法。 根据本发明，提供了一种制造粒状二氧化硅粉末的方法，其包括在坩埚的制造过程中产生的废二氧化硅二氧化硅的粉碎方法，以形成平均粒径为100μm以下的二氧化硅细粉末， 在二氧化硅细粉末上造粒的方法，得到氦气氛下平均粒径为50μm以上的粒状二氧化硅粉末。
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4.发明申请COMPOSITE CRUCIBLE, METHOD OF MANUFACTURING THE SAME, AND METHOD OF MANUFACTURING SILICON CRYSTAL 有权复合硬质合金，其制造方法和制造硅晶体的方法公开(公告)号：US20120160155A1
公开(公告)日：2012-06-28
申请号：US13394268
申请日：2010-08-20
申请人： Toshiaki Sudo , Takuma Yoshioka , Hiroshi Kishi , Takeshi Fujita , Minoru Kanda , Koichi Suzuki , Ken Kitahara
发明人： Toshiaki Sudo , Takuma Yoshioka , Hiroshi Kishi , Takeshi Fujita , Minoru Kanda , Koichi Suzuki , Ken Kitahara
CPC分类号： C04B41/5022 , C03B5/025 , C03B19/02 , C03B19/09 , C03B19/095 , C03C17/004 , C03C17/02 , C03C2217/213 , C03C2218/13 , C03C2218/17 , C04B35/185 , C04B41/009 , C04B41/86 , C04B2235/6027 , C30B15/10 , C30B29/06 , C30B35/002 , Y02P40/57 , Y10T117/1032 , C04B41/4527
摘要： The purpose of the present invention is to provide a crucible which has high viscosity at high temperature, and can be used for a long time, and can be manufactured at low cost, and a method of manufacturing the same. The composite crucible 10 is characterized in the use of mullite (3Al2O3.2SiO2) as the basic material of the crucible. The composite crucible 10 has the crucible body 11 made of mullite material whose main component is alumina and silica, and a transparent vitreous silica layer 12 formed on the inner surface of the crucible body 11. The thickness of the transparent vitreous silica layer 12 is smaller than that of the crucible body 11. The crucible body 11 can be formed by the slip casting method, and the transparent vitreous silica layer 12 can be formed by the thermal spraying method.
摘要翻译： 本发明的目的是提供一种在高温下具有高粘度且长时间使用并且可以低成本制造的坩埚及其制造方法。 复合坩埚10的特征在于使用莫来石（3Al2O3.2SiO2）作为坩埚的基本材料。 复合坩埚10具有由主成分为氧化铝和二氧化硅的莫来石材料制成的坩埚体11和形成在坩埚体11的内表面上的透明玻璃状石英层12.透明玻璃状石英层12的厚度较小 坩埚主体11可以通过流延法形成，透明玻璃状二氧化硅层12可以通过热喷涂法形成。
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5.发明申请METHOD OF MANUFACTURING GRANULATED SILICA POWDER, METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE 有权制造颗粒状二氧化硅粉末的方法，制造维生素二氧化硅可溶性的方法公开(公告)号：US20120137732A1
公开(公告)日：2012-06-07
申请号：US13308223
申请日：2011-11-30
CPC分类号： C03B1/02 , C03B19/095 , Y02P40/52
摘要： The present invention provides a method of manufacturing a vitreous silica crucible having a transparent layer by use of waste vitreous silica, and silica powder suitable for the manufacturing. According to the present invention, there is provided a method of manufacturing granulated silica powder comprising a process for pulverizing waste vitreous silica generated in the manufacturing process of a crucible to form silica fine powder having an average particle diameter of 100 μm or less, and a process for granulating the silica fine powder to obtain granulated silica powder having an average particle diameter of 50 μm or more under helium atmosphere.
摘要翻译： 本发明提供一种通过使用废二氧化硅二氧化硅制造具有透明层的石英玻璃坩埚和适于制造的二氧化硅粉末的方法。 根据本发明，提供了一种制造粒状二氧化硅粉末的方法，其包括在坩埚的制造过程中产生的废二氧化硅二氧化硅的粉碎方法，以形成平均粒径为100μm以下的二氧化硅细粉末， 在二氧化硅细粉末上造粒的方法，得到氦气氛下平均粒径为50μm以上的粒状二氧化硅粉末。
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公开(公告)号：US08128055B2
公开(公告)日：2012-03-06
申请号：US12604039
申请日：2009-10-22
申请人： Takuma Yoshioka , Masaki Morikawa
发明人： Takuma Yoshioka , Masaki Morikawa
IPC分类号： C03B13/06
CPC分类号： C03B19/095
摘要： A mold for the production of a silica crucible by heat-fusing silica or quartz powder attached onto an inner wall of a rotating mold, wherein a ring-shaped heat insulating barrier material having a specified inner diameter is disposed on an inner peripheral wall of an upper opening portion of the mold corresponding to an upper region of the silica crucible.
摘要翻译： 一种用于通过将附着在旋转模具的内壁上的二氧化硅或石英粉末进行热熔融来生产二氧化硅坩埚的模具，其中具有特定内径的环形绝热阻挡材料设置在旋转模具的内壁上 模具的上部开口部分对应于二氧化硅坩埚的上部区域。
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公开(公告)号：US08100379B2
公开(公告)日：2012-01-24
申请号：US12688555
申请日：2010-01-15
申请人： Takuma Yoshioka , Masaki Morikawa
发明人： Takuma Yoshioka , Masaki Morikawa
CPC分类号： C03B19/095 , C30B15/10 , C30B35/002
摘要： There is provided a mold for use in the production of a silica crucible by heat-fusing silica or quartz powder attached onto an inner wall of a rotating mold, wherein an inner side of an upper opening portion of the mold corresponding to an upper part of the silica crucible is ground to obtain a step portion and a ring-shaped heat insulating barrier member having an inner diameter smaller than that of the mold is disposed on the step portion through a hollow disk-shaped support member having an inner diameter equal to or somewhat larger than that of the heat insulating barrier member.
摘要翻译： 提供了一种用于通过将附着在旋转模具的内壁上的二氧化硅或石英粉末进行热熔融来生产二氧化硅坩埚的模具，其中模具的上部开口部分的内侧对应于 研磨二氧化硅坩埚以获得台阶部分，并且具有小于模具内径的内径的环形绝热阻挡构件通过中空圆盘状支撑构件设置在台阶部分上，该中空圆盘状支撑构件的内径等于或等于 略大于绝热阻挡构件的尺寸。
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公开(公告)号：US20100176530A1
公开(公告)日：2010-07-15
申请号：US12688501
申请日：2010-01-15
申请人： Takuma Yoshioka , Masaki Morikawa
发明人： Takuma Yoshioka , Masaki Morikawa
CPC分类号： C30B15/10 , C03B19/095
摘要： In a mold for use in the production of a silica crucible, a mold cover corresponding to a small-diameter thinned portion of an upper part of the silica crucible is detachably disposed on a mold substrate corresponding to a main body of the silica crucible, and the mold cover has a barrier function against arc heating, and an inner diameter of the mold cover is smaller than that of the mold substrate but larger than that of the silica crucible.
摘要翻译： 在二氧化硅坩埚的制造用模具中，对应于二氧化硅坩埚上部的小直径变薄部分的模具盖可拆卸地设置在对应于二氧化硅坩埚主体的模具基板上， 模具盖具有防止电弧加热的阻碍功能，并且模具盖的内径小于模具基板的内径，但是大于二氧化硅坩埚的内径。
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9.发明授权公开(公告)号：US09469560B2
公开(公告)日：2016-10-18
申请号：US13307316
申请日：2011-11-30
CPC分类号： C03B19/095 , C03B19/066 , C30B11/002 , C30B15/10 , Y10T428/131 , Y10T428/1314 , Y10T428/1317
摘要： The present invention provides a method of manufacturing a vitreous silica crucible having a transparent layer by use of waste vitreous silica. According to the present invention, there is provided a method of manufacturing a vitreous silica crucible for manufacturing a monocrystalline or polycrystalline silicon ingot, including a process of vitrifying a silica powder sintered body having a crucible shape in the whole or part of the thickness direction by arc fusing the silica powder sintered body from the inner surface side, wherein the method further includes at least one means of (1) depressurizing the silica powder sintered body from the outer surface side during the arc fusing, and (2) forming a synthetic vitreous silica layer on the inner surface by spraying synthetic silica powder onto the inner surface of the silica powder sintered body during the arc fusing.
摘要翻译： 本发明提供一种通过使用废二氧化硅二氧化硅制造具有透明层的石英玻璃坩埚的方法。 根据本发明，提供了一种制造用于制造单晶硅或多晶硅锭的石英玻璃坩埚的方法，该方法包括将整个或部分厚度方向上具有坩埚形状的二氧化硅粉末烧结体玻璃化的方法， 从内表面电弧熔融二氧化硅粉末烧结体，其中该方法还包括（1）在电弧熔合期间从外表面侧使二氧化硅粉末烧结体减压的至少一种方法，和（2）形成合成玻璃态 通过在电弧熔合期间将合成二氧化硅粉末喷涂到二氧化硅粉末烧结体的内表面上，在内表面上形成二氧化硅层。
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10.发明申请METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE, VITREOUS SILICA CRUCIBLE 有权维生素二氧化硅可溶性，维生素二氧化硅可溶性的方法公开(公告)号：US20120141704A1
公开(公告)日：2012-06-07
申请号：US13307316
申请日：2011-11-30
CPC分类号： C03B19/095 , C03B19/066 , C30B11/002 , C30B15/10 , Y10T428/131 , Y10T428/1314 , Y10T428/1317
摘要： The present invention provides a method of manufacturing a vitreous silica crucible having a transparent layer by use of waste vitreous silica. According to the present invention, there is provided a method of manufacturing a vitreous silica crucible for manufacturing a monocrystalline or polycrystalline silicon ingot, including a process of vitrifying a silica powder sintered body having a crucible shape in the whole or part of the thickness direction by arc fusing the silica powder sintered body from the inner surface side, wherein the method further includes at least one means of (1) depressurizing the silica powder sintered body from the outer surface side during the arc fusing, and (2) forming a synthetic vitreous silica layer on the inner surface by spraying synthetic silica powder onto the inner surface of the silica powder sintered body during the arc fusing.
摘要翻译： 本发明提供一种通过使用废二氧化硅二氧化硅制造具有透明层的石英玻璃坩埚的方法。 根据本发明，提供了一种制造用于制造单晶硅或多晶硅锭的石英玻璃坩埚的方法，该方法包括将整个或部分厚度方向上具有坩埚形状的二氧化硅粉末烧结体玻璃化的方法， 从内表面电弧熔融二氧化硅粉末烧结体，其中该方法还包括（1）在电弧熔合期间从外表面侧使二氧化硅粉末烧结体减压的至少一种方法，和（2）形成合成玻璃态 通过在电弧熔合期间将合成二氧化硅粉末喷涂到二氧化硅粉末烧结体的内表面上，在内表面上形成二氧化硅层。
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