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公开(公告)号：US20160340231A1
公开(公告)日：2016-11-24
申请号：US15114726
申请日：2015-01-28
Applicant: NIPPON SHEET GLASS COMPANY, LIMITED
Inventor： Satoshi TANAKA , Hirotaka KOYO , Kazuishi MITANI , Yasuhiro SAITO , Keiko TSURI
IPC: C03C15/00 , C03C3/087 , B63B19/02 , C03B27/012
CPC classification number: C03C15/00 , B63B19/02 , C03B18/02 , C03B27/012 , C03C3/087 , C03C23/008
Abstract: The glass sheet production method of the present invention is a method for producing a surface-modified glass sheet, including a gas contact step of bringing hydrogen fluoride (HF) gas, hydrogen chloride (HCl) gas, and water vapor into contact with at least one principal surface of a glass sheet. A gas containing the hydrogen fluoride (HF) gas is used in the gas contact step, and in the gas containing the hydrogen fluoride (HF) gas, a volume ratio of the water vapor to the hydrogen fluoride (HF) gas (volume of water vapor/volume of HF gas) is 8 or more.
Abstract translation: 本发明的玻璃板的制造方法是一种表面改性玻璃板的制造方法，其特征在于，包括使氟化氢（HF）气体，氯化氢（HCl）气体和水蒸汽与至少接触的气体接触工序 玻璃板的一个主表面。 在气体接触步骤中使用含有氟化氢（HF）气体的气体，在含有氟化氢（HF）气体的气体中，水蒸气与氟化氢（HF）气体的体积比（水体积 HF气体的蒸汽/体积）为8以上。
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公开(公告)号：US20160244357A1
公开(公告)日：2016-08-25
申请号：US15025820
申请日：2014-09-26
Applicant: NIPPON SHEET GLASS COMPANY, LIMITED
Inventor： Satoshi TANAKA , Keiko TSURI , Hirotaka KOYO , Kazuishi MITANI , Yasuhiro SAITO
IPC: C03C15/00
Abstract: The glass sheet production method of the present invention includes the steps of: (I) bringing a first acid gas into contact with at least one principal surface of a sheet-shaped glass material, the first acid gas containing hydrogen fluoride (HF) gas but not containing hydrogen chloride (HCl) gas and having a volume ratio of water vapor to HF gas of less than 8, the glass material containing at least sodium as a component and having a temperature in a range from a glass transition temperature to a temperature 250° C. higher than the glass transition temperature; (II) before or after the step (I), bringing a second acid gas into contact with the principal surface of the sheet-shaped glass material, the second acid gas containing HCl gas and optionally containing HF gas, wherein when the second acid gas contains both HCl gas and HF gas, the second acid gas further contains water vapor with a volume ratio of water vapor to HF gas of 8 or more; and (III) cooling the sheet-shaped glass material having undergone both the step (I) and the step (II) so as to obtain a glass sheet.
Abstract translation: 本发明的玻璃板制造方法包括以下步骤：（I）使第一酸性气体与片状玻璃材料的至少一个主面接触，所述第一酸性气体含有氟化氢（HF）气体，但 不含氯化氢（HCl）气体，其水蒸气与HF气体的体积比小于8，玻璃材料至少含有钠作为组分，温度范围为玻璃化转变温度至250℃ ℃，高于玻璃化转变温度; （I）的工序（I）之前或之后，使第二酸性气体与片状玻璃材料的主面接触，所述第二酸性气体含有HCl气体，任选地含有HF气体，其中，当所述第二酸性气体 含有HCl气体和HF气体，第二酸性气体还含有水蒸汽与HF气体的体积比为8以上的水蒸气; 和（III）冷却已经经过步骤（I）和步骤（II）的片状玻璃材料，以获得玻璃板。
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Patent Agency Ranking
公开(公告)号：US20160068423A1
公开(公告)日：2016-03-10
申请号：US14783749
申请日：2014-04-09
Applicant: NIPPON SHEET GLASS COMPANY, LIMITED
Inventor： Satoshi TANAKA , Kiyomi FUKUSHIMA , Kazuishi MITANI , Yasuhiro SAITO
CPC classification number: C03B18/20 , C03B18/14 , C03C3/087 , C03C15/00 , C03C23/008 , C03C2204/08
Abstract: A method of the present invention for producing glass sheets includes the steps of: (I) forming a molten glass raw material into a glass ribbon on a molten metal; and (II) bringing an acid gas that contains a fluorine element (F)-containing acid and in which a volume ratio of water vapor to the acid (a volume of the water vapor/a volume of the acid) is 0 or more and 30 or less, into contact with a surface of the glass ribbon on the molten metal so as to subject the surface of the glass ribbon to dealkalization and control a morphology of the surface in accordance with the volume ratio.
Abstract translation: 本发明的制造玻璃板的方法包括以下步骤：（I）将熔融玻璃原料形成在熔融金属上的玻璃带中; 和（II）使含有含氟元素（F）的酸的酸性气体，其中水蒸汽与酸的体积比（水蒸汽的体积/酸的体积）为0以上， 30以下，与熔融金属上的玻璃带的表面接触，以使玻璃带的表面脱碱化，并根据体积比控制表面的形态。
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公开(公告)号：US20160023946A1
公开(公告)日：2016-01-28
申请号：US14777280
申请日：2014-03-18
Applicant: NIPPON SHEET GLASS COMPANY, LIMITED
Inventor： Hirofumi HOTTA , Kazuishi MITANI , Yasuhiro SAITO
CPC classification number: C03C21/007 , C03B18/02 , C03B18/14 , C03C3/087 , C03C15/00 , C03C21/002
Abstract: The glass sheet of the present invention is a glass sheet with a thickness of 1.6 mm or less produced by a float process in which a molten glass material is formed into a sheet on a molten metal. When one surface of the glass sheet kept in contact with the molten metal during the formation of the molten glass material into the glass sheet is defined as a first surface and the other surface of the glass sheet opposite to the first surface is defined as a second surface, at least the first surface has been subjected to a treatment for forming a densified dealkalized layer therein. An etching rate ER1 (nm/min) of the first surface and an etching rate ER2 (nm/min) of the second surface satisfy a relation of ER2/ER1≦0.8 when the first surface and the second surface are etched using 0.1 mass % hydrofluoric acid at 50° C. as an etching liquid.
Abstract translation: 本发明的玻璃板是将熔融玻璃材料形成为熔融金属的片材的浮法法制成的厚度为1.6mm以下的玻璃板。 在将熔融玻璃材料形成玻璃板期间保持与熔融金属接触的一个表面定义为第一表面，将与第一表面相对的玻璃板的另一个表面定义为第二表面 至少第一表面已经被处理以在其中形成致密化的脱碱层。 当第一表面和第二表面被蚀刻时，第一表面的蚀刻速率ER1（nm / min）和第二表面的蚀刻速率ER2（nm / min）满足关系ER2 / ER1＆nlE; 0.8， 氢氟酸在50℃作为蚀刻液。
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公开(公告)号：US20160046519A1
公开(公告)日：2016-02-18
申请号：US14783004
申请日：2014-04-08
Applicant: NIPPON SHEET GLASS COMPANY, LIMITED
Inventor： Satoshi TANAKA , Kazuishi MITANI , Kiyomi FUKUSHIMA , Yasuhiro SAITO
IPC: C03B18/14 , C03C17/245 , C03B18/20 , C03C15/00 , C03C21/00
CPC classification number: C03B18/14 , C03B18/18 , C03B18/20 , C03C3/087 , C03C15/00 , C03C17/245 , C03C21/002 , C03C23/008 , C03C2217/78
Abstract: The glass sheet of the present invention is a glass sheet with a thickness of 1.6 mm or less produced by a float process in which a molten glass material is formed into a sheet on a molten metal. When one surface of the glass sheet kept in contact with the molten metal during the formation of the molten glass material into the glass sheet is defined as a first surface and the other surface of the glass sheet opposite to the first surface is defined as a second surface, at least the first surface has a protective coating formed thereon by dealkalization, and the second surface has an etching rate of 2 nm/min or less when the second surface is etched using 0.1 mass % hydrofluoric acid at 50° C. as an etching liquid.
Abstract translation: 本发明的玻璃板是将熔融玻璃材料形成为熔融金属的片材的浮法法制成的厚度为1.6mm以下的玻璃板。 在将熔融玻璃材料形成玻璃板期间保持与熔融金属接触的一个表面定义为第一表面，将与第一表面相对的玻璃板的另一个表面定义为第二表面 至少第一表面通过脱碱化形成在其上的保护涂层，并且当使用0.1质量％氢氟酸在50℃下蚀刻第二表面时，第二表面具有2nm / min以下的蚀刻速率，作为 蚀刻液体。
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公开(公告)号：US20160318794A1
公开(公告)日：2016-11-03
申请号：US15105428
申请日：2014-12-12
Applicant: Nippon Sheet Glass Company, Limited
Inventor： Satoshi TANAKA , Keiko TSURI , Hirotaka KOYO , Kazuishi MITANI , Yasuhiro SAITO
IPC: C03C15/00
Abstract: The glass sheet production method of the present invention is a method for producing a surface-modified glass sheet. This method includes a gas contact step of bringing hydrogen fluoride (HF) gas and hydrogen chloride (Cl) gas into contact with at least one principal surface of a glass sheet having a temperature in a range of 450° C. to 630° C. A gas containing the hydrogen fluoride (HF) gas is used in the gas contact step, and in the gas containing the hydrogen fluoride (HF) gas, a volume ratio of water vapor to the hydrogen fluoride (HF) gas (volume of water vapor/volume of HF gas) is less than 8.
Abstract translation: 本发明的玻璃板的制造方法是表面改性玻璃板的制造方法。 该方法包括使氟化氢（HF）气体和氯化氢（Cl）气体与450℃至630℃的温度范围的玻璃板的至少一个主表面接触的气体接触步骤。 在气体接触步骤中使用含有氟化氢（HF）气体的气体，在含有氟化氢（HF）气体的气体中，水蒸汽与氟化氢（HF）气体的体积比（水蒸气体积 /体积的HF气体）小于8。
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公开(公告)号：US20160194242A1
公开(公告)日：2016-07-07
申请号：US14915830
申请日：2014-09-01
Applicant: Nippon Sheet Glass Company, Limited
Inventor： Satoshi TANAKA , Keiko TSURI , Hirotaka KOYO , Kazuishi MITANI , Yasuhiro SAITO
Abstract: The glass sheet production method of the present invention includes the steps of; (I) bringing a mixed gas into contact with at least one surface of a sheet-shaped glass material so as to change a surface morphology of the glass material to an extent that light scattering properties of the glass material are changed, the mixed gas containing a fluorine element (F)-containing acid A and a chlorine element (Cl)-containing acid B and having a molar ratio of water to the acid A (molar concentration of water/molar concentration of acid A) of less than 5, the glass material containing at least sodium as a component and having a temperature in a range from a glass transition temperature to a temperature 300° C. higher than the glass transition temperature; and (II) cooling the sheet-shaped glass material obtained in the step (I) so as to obtain a glass sheet.
Abstract translation: 本发明的玻璃板的制造方法包括以下工序： （I）使混合气体与片状玻璃材料的至少一个表面接触，以使玻璃材料的表面形态发生变化，使玻璃材料的光散射特性发生变化，含有 含氟元素（F）的酸A和含氯元素（Cl）的酸B，水与酸A的摩尔比（水的摩尔浓度/酸A的摩尔浓度）的摩尔比小于5， 玻璃材料至少含有钠作为组分，并且具有在玻璃化转变温度至比玻璃化转变温度高300℃的温度范围内的温度; 和（II）冷却步骤（I）中获得的片状玻璃材料，以获得玻璃板。
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