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WO2011118534A1 - Procédé de fabrication d'une plaque en verre et son dispositif - Google Patents

Procédé de fabrication d'une plaque en verre et son dispositif Download PDF

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Publication number
WO2011118534A1
WO2011118534A1 PCT/JP2011/056611 JP2011056611W WO2011118534A1 WO 2011118534 A1 WO2011118534 A1 WO 2011118534A1 JP 2011056611 W JP2011056611 W JP 2011056611W WO 2011118534 A1 WO2011118534 A1 WO 2011118534A1
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WO
WIPO (PCT)
Prior art keywords
outer peripheral
peripheral surface
roller
rollers
sulfate
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.)
Ceased
Application number
PCT/JP2011/056611
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English (en)
Japanese (ja)
Inventor
正男 蓮野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Electric Glass Co Ltd
Original Assignee
Nippon Electric Glass Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Electric Glass Co Ltd filed Critical Nippon Electric Glass Co Ltd
Publication of WO2011118534A1 publication Critical patent/WO2011118534A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
    • C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
    • C03B35/185—Construction of the conveyor rollers ; Materials, coatings or coverings thereof having a discontinuous surface for contacting the sheets or ribbons other than cloth or fabric, e.g. having protrusions or depressions, spirally wound cable, projecting discs or tires
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
    • C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
    • C03B35/181—Materials, coatings, loose coverings or sleeves thereof
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C03B35/16—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by roller conveyors
    • C03B35/18—Construction of the conveyor rollers ; Materials, coatings or coverings thereof
    • C03B35/189—Disc rollers

Definitions

  • the present invention relates to a method of manufacturing a glass plate using a float method and an apparatus therefor, and more particularly to improvement of a transport path for transporting a glass ribbon drawn from a float bath.
  • various glass plates represented by glass substrates for flat panel displays such as plasma displays, liquid crystal displays, field emission displays (including surface emission displays), and electroluminescence displays are examples.
  • FPD flat panel displays
  • a conveyance path having a plurality of rollers is arranged downstream of the float bath in which molten tin is stored, and the plurality of rollers are molded by the float bath.
  • the glass ribbon is gradually cooled while being continuously conveyed.
  • the glass ribbon is formed and cooled by the technique shown in FIG. That is, molten glass is continuously supplied from the upstream side onto the molten tin 2x of the float bath 3x, and when the molten glass is cast toward the downstream side, a pulling force on both sides in the width direction using a top roll or the like. Is applied, the glass ribbon 6x having the necessary thickness and width is formed.
  • the molded soft glass ribbon 6x passes through a dross box 4x provided as an outlet portion at the downstream end of the float bath 3x, and then continuously into a slow cooling furnace 5x provided on the downstream side. Be transported.
  • a plurality of rollers 8x constituting the transport path 7x are arranged. Accordingly, the glass ribbon 6x formed by the float bath 3x is gradually cooled and solidified while being continuously conveyed by the plurality of rollers 8x constituting the conveyance path 7x, and is carried out from the downstream end of the slow cooling furnace 5x. Thereafter, a glass plate represented by a glass substrate for FPD is obtained by cutting into a predetermined length.
  • Patent Document 1 utilizes a phenomenon in which a sulfate film formed on the lower surface of the glass ribbon is transferred and deposited on the outer peripheral surface of the roller by spraying SO 2 gas. It is the structure which forms the convex part in alignment with the circumferential direction on the outer peripheral surface. Therefore, when a situation such as the temperature distribution of the glass ribbon and the flow of the surrounding gas not being uniformly determined occurs, the amount of deposition changes with time. As a result, on the outer peripheral surface of the roller, there are variations in the projecting dimensions and formation positions of the convex portions.
  • the pitch variation between the peaks and valleys in the width direction and the drop between the peaks and valleys There is a problem in that a variation in the length of the ribbon and the linearity of the peaks and valleys in the longitudinal direction (conveying direction) are distorted, and a glass ribbon having a corrugated shape as required cannot be obtained.
  • annular protrusions integrally at a plurality of positions in the axial direction of the roller or to be fixed separately.
  • the annular convex portions mainly come into contact with the glass ribbon, so that the deposition of sulfate on the convex portions becomes remarkable.
  • the particles are deposited in a dispersed state, there is a problem that the glass ribbon does not have the required corrugated shape in the same manner as described above.
  • the present invention obtains a glass ribbon, and thus a glass plate, having a stable and stable shape without variation when adopting a method of spraying SO 2 gas on a glass ribbon that is molded and conveyed by a float method. This is a technical issue.
  • the method according to the present invention which was created to solve the above technical problem, continuously conveys a glass ribbon formed by a float bath by a plurality of rollers in a conveyance path disposed downstream of the float bath.
  • a blowing region of the SO 2 gas are arranged in the region of 10 10 to 10 14 poise at the transport path It is characterized in that a sulfate adhesion preventing film for preventing adhesion of sulfate is formed on the outer peripheral surface of the specific roller.
  • the specific roller existing at an appropriate position, that is, the slow cooling furnace continuously provided in the dross box at the downstream end of the float bath and the downstream side thereof
  • a sulfate adhesion prevention film is formed on the outer peripheral surface of them.
  • a sulfate adhesion prevention film is formed on the outer peripheral surface thereof.
  • the sulfate film is not formed on the outer peripheral surface of the specific roller. It will not be transcribed. As a result, the phenomenon that the sulfate adheres to and accumulates on the outer peripheral surface of the specific roller does not occur, and the problem that the glass ribbon becomes an irregular corrugated shape having variations is avoided. As a result, it is possible to appropriately prevent the glass ribbon from being damaged with the blowing of SO 2 gas, and to obtain a glass ribbon having a good shape stably without any variation, and thus a glass plate.
  • the thickness of the sulfate adhesion preventing film is preferably 250 to 350 ⁇ m.
  • the surface roughness Ra of the sulfate adhesion preventing film is not particularly limited, but is preferably 5 ⁇ m or less, and more preferably 0.5 ⁇ m or less.
  • the sulfate adhesion preventing film is preferably a ceramic film containing at least one selected from Al 2 O 3 , SiO 2 , ZrO 2 , TiO 2 , and Cr 2 O 3 .
  • the roller itself is made of, for example, fused silica.
  • the sulfate adhesion preventing film is preferably a zirconia film.
  • the above-described coating is preferably a thermal spray coating.
  • the specific roller is arranged in an upstream region in the slow cooling furnace connected to the downstream side of the dross box at the downstream end of the float bath.
  • the upstream region in the slow cooling furnace is a region where the SO 2 gas is blown and the glass ribbon can be plastically deformed. If it forms, it can suppress exactly that a glass ribbon becomes an unjust shape which has dispersion
  • the outer peripheral surface of the specific roller is formed with convex portions along the circumferential direction at a plurality of axial positions on the cylindrical surface, and the sulfate adhesion preventing film is formed at least on the outer peripheral surface of the convex portions.
  • the above-mentioned “convex portion along the circumferential direction” may be an annular convex portion formed continuously over the entire circumference of the roller, or intermittently over the entire circumference of the roller. A plurality of convex portions may be formed.
  • the sulfate adhesion preventing film may be formed only on the outer peripheral surface of the convex portion of the specific roller, or only on the outer peripheral surface and both side surfaces of the convex portion (that is, only the outer surface of the convex portion). Although it is preferable in view of being expensive, it may be formed on a cylindrical surface other than the convex portion.
  • the convex portion is formed in any arbitrary 400 mm section extending over the entire length of the specific roller in the axial effective length.
  • the number of contact points of the glass plate with the workbench becomes an appropriate number.
  • the protrusion on the outer peripheral surface of the specific roller has a protruding dimension from the cylindrical surface of 0.5 to 30 mm.
  • the contact state between the glass ribbon and the convex portion of the specific roller can be made appropriate, and the glass ribbon can be prevented from becoming an inappropriate corrugated shape, and the finally obtained glass plate
  • the outer peripheral surface of the specific roller may be a smooth cylindrical surface, and the sulfate adhesion preventing film may be formed on the cylindrical surface.
  • the smooth cylindrical surface of the specific roller allows the glass ribbon to have a flat plate shape as required with excellent flatness.
  • all of the specific rollers have an outer peripheral surface in which convex portions along the circumferential direction are formed at a plurality of axial positions on the cylindrical surface, and at least the outer peripheral surfaces of the convex portions.
  • the sulfate adhesion preventing film is formed on the surface, and the specific rollers can be arranged adjacent to each other in the transport direction.
  • a predetermined area of the conveyance path is formed only by a plurality of specific rollers having an outer peripheral surface having a convex portion, and therefore a dedicated conveyance path for forming a corrugated glass ribbon. Will be obtained.
  • all of the specific rollers have an outer peripheral surface formed of a smooth cylindrical surface, and the sulfate adhesion preventing film is formed on the cylindrical surface.
  • the specific rollers can be arranged adjacent to each other in the transport direction.
  • a predetermined area of the conveyance path is formed only by a plurality of specific rollers having an outer peripheral surface made of a smooth cylindrical surface, and therefore a dedicated conveyance for forming a flat-plate-shaped glass ribbon. A route will be obtained.
  • an outer peripheral surface in which convex portions along the circumferential direction are formed at a plurality of positions in the axial direction of the cylindrical surface is formed, and the sulfate adheres to at least the outer peripheral surface of the convex portions.
  • the specific roller on which the prevention film is formed and the specific roller having an outer peripheral surface made of a smooth cylindrical surface and on which the sulfate adhesion prevention film is formed are alternately arranged in the conveying direction,
  • the relative height position of the former specific roller and the latter specific roller can be configured to be variable.
  • an apparatus which was created to solve the above technical problem, is made by continuously feeding a glass ribbon formed by a float bath by a plurality of rollers in a conveyance path disposed on the downstream side of the float bath.
  • the glass ribbon has a viscosity of 10 10 to 10 14 poise in the conveying path of the SO 2 gas in the conveying path. It is characterized in that a sulfate adhesion preventing film for preventing the adhesion of sulfate is formed on the outer peripheral surface of the specific roller arranged.
  • the sulfate adhesion prevention film is formed on the outer peripheral surface of the specific rollers existing at appropriate positions. Therefore, even if a sulfate film is formed on the lower surface of the glass ribbon due to the blowing of SO 2 gas in order to prevent the glass ribbon from being damaged, the sulfate film is formed on the outer peripheral surface of the specific roller. Will not be transferred. As a result, the phenomenon that the sulfate adheres to the outer peripheral surface of the specific roller does not occur, and the problem that the glass ribbon becomes an irregular corrugated shape with variation is avoided, and the shape is stable and excellent without variation. This makes it possible to obtain a glass ribbon and, in turn, a glass plate.
  • FIG. 2 is an enlarged cross-sectional view of a main part cut along line AA in FIG. 1. It is a perspective view which shows the arrangement state of the specific roller which is a component of the manufacturing apparatus of the glass plate which concerns on 2nd embodiment of this invention.
  • FIG. 1 is a schematic side view showing a main part of the glass plate manufacturing apparatus according to the first embodiment of the present invention.
  • the glass plate manufacturing apparatus 1 according to the present embodiment includes a float bath 3 in which molten tin 2 is stored, a dross box 4 constituting an outlet portion of the float bath 3, and the dross box 4 And a slow cooling furnace 5 provided on the downstream side.
  • a transport path 7 for gradually cooling the glass ribbon 6 formed on the bath surface of the float bath 3 while being transported is formed.
  • This conveyance path 7 is a path from the upstream end of the dross box 4 to the downstream end of the slow cooling furnace 5, and includes a plurality of (for example, 100 to 300) rollers 8a, 8b, 8c, from the upstream side to the downstream side. It is configured so that the temperature decreases as the transition proceeds.
  • the plurality of rollers 8a, 8b, 8c themselves are formed of fused silica.
  • SO 2 gas is blown to the lower surface of the glass ribbon 6 from the spray nozzle outside Figure
  • a sulfate film is formed on the lower surface of the glass ribbon 6.
  • the SO 2 gas is similarly blown in the dross box 4 in which the three rollers 8a are arranged.
  • the SO 2 gas is sprayed in the transport path 7 and the viscosity of the glass ribbon is in the range of 10 10 to 10 14 poise (same as above).
  • a sulfate adhesion preventing film 9 for preventing the adhesion of sulfate is formed on the outer peripheral surfaces of the specific rollers 8b and 8c arranged in the region indicated by the symbol X in the figure.
  • roller 8c including the roller 8c existing on the most upstream side in the slow cooling furnace 5, a plurality (five in the illustrated example) of rollers 8b and 8c arranged in the upstream end region in the slow cooling furnace 5,
  • the specific roller has a sulfate adhesion preventing film 9 formed on the outer peripheral surface.
  • most of the molten tin 2 adhering to the lower surface of the glass ribbon 6 in the float bath 3 is removed by contact with the roller 8 a in the dross box 4. It is also a region where the molten tin 2 is not substantially adhered to the lower surface.
  • the specific rollers 8b and 8c existing in the region X include a roller 8b with a convex portion having a convex portion 8ba formed on the outer peripheral surface as shown in FIG. 2, and a cylinder having a smooth outer peripheral surface as shown in FIG.
  • the smoothing rollers 8c forming the surface 8ca are arranged alternately in the transport direction. More specifically, the outer peripheral surface of the roller 8b with convex portions is formed with convex portions 8ba having a substantially rectangular cross section over the entire circumference at a plurality of positions at equal intervals in the axial direction of the cylindrical surface 8bb. As shown in FIG.
  • the sulfate adhesion preventing film 9 is formed so as to cover only the outer peripheral surface 8baa and both side surfaces 8ba of the convex portion 8ba (only the outer surface of the convex portion 8ba). Further, the outer peripheral surface of the smooth roller 8c is a smooth cylindrical surface 8ca having no convex portion, and in this embodiment, as shown in FIG. 5, the smooth cylindrical surface 8ca (a cylinder to which the glass ribbon 6 can come into contact). A sulfate adhesion preventing film 9 is formed so as to cover the effective width of the surface 8ca.
  • the roller 8b with convex portions has convex portions 8ba formed in any arbitrary 400 mm section over the entire length in the axial effective length, and the cylindrical surface of these convex portions 8ba.
  • the protruding dimension from 8bb is set to be 0.5 to 30 mm.
  • the specific rollers 8b and 8c are, as shown in FIGS. 1 and 6, from the upstream end position in the slow cooling furnace 5 toward the downstream side, the smoothing roller 8c, the convex roller 8b, and the smoothing roller. 8c, the roller with convex portion 8b, and the smoothing roller 8c are arranged in this order.
  • the sulfate adhesion preventing film 9 formed on the convex roller 8b and the smooth roller 8c is one or more selected from Al 2 O 3 , SiO 2 , ZrO 2 , TiO 2 , and Cr 2 O 3. In this embodiment, it is a spray coating of zirconia.
  • the film thickness of the sprayed coating is preferably 250 to 350 ⁇ m, and the surface roughness Ra of the film surface is not particularly limited, but is preferably 5 ⁇ m or less, more preferably 0.5 ⁇ m or less.
  • the plurality of convex rollers 8b and the plurality of smoothing rollers 8c are configured such that the relative height positions of both are variable. ing. That is, as shown in FIGS. 7 and 8, the plurality of convex rollers 8b (roller outermost peripheral surface) are relatively higher than the plurality of smooth rollers 8c (roller outermost peripheral surface), and FIG. As shown in FIG. 9, the plurality of rollers 8b with convex portions is configured to be relatively lower than the plurality of smooth rollers 8c. Moreover, in FIG. 7 and FIG. 8, the level of the relatively high level of the plurality of rollers 8b with convex portions is different from that of the plurality of smooth rollers 8c.
  • the soft glass ribbon 6 formed in the float bath 3 is carried into the slow cooling furnace 5 through the dross box 4 and reaches the upstream end region X in the slow cooling furnace 5. In this region X, SO 2 gas is sprayed. Even if a sulfate film is formed on the lower surface of the glass ribbon 6, the sulfate adhesion preventing film 9 is formed on the outer peripheral surface of the specific rollers 8b and 8c existing in this region X. , 8c does not cause a situation in which sulfate is transferred and deposited on the outer peripheral surface. Therefore, it is possible to obtain a glass ribbon 6 having an excellent shape with no variation in which the shapes of the outer peripheral surfaces of the specific rollers 8b and 8c are reflected as they are.
  • region X is higher than the height position of the smooth roller 8c as shown in FIG.7 and FIG.8, as shown in FIG. Since a plurality of portions in the width direction of the ribbon 6 are pushed up by the convex portion 8ba, the glass ribbon 6 has a corrugated plate shape, and is solidified while maintaining its form on the downstream side of the region X.
  • the corrugated glass ribbon having a high wave portion height level. 6 is obtained, as shown in FIG.
  • the height position of the roller 8b with the convex portion is slightly higher than the height position of the smooth roller 8c, the height level of the wave portion is low.
  • a corrugated glass ribbon 6 is obtained.
  • the corrugated glass ribbon 6 obtained by both of these methods has a regular pitch and regular drop in the crest and trough in the width direction, and a crest and trough in the longitudinal direction. It becomes a normal state with no deviation in linearity.
  • the contact pressure of the glass ribbon 6 on the convex portion 8ba of the convex roller 8b when the height position of the smooth roller 8c is higher than the height position of the convex roller 8b, the contact pressure of the glass ribbon 6 on the convex portion 8ba of the convex roller 8b.
  • the glass ribbon 6 has a flat plate shape having a highly accurate flatness on the condition that becomes substantially zero, and solidifies while maintaining the form as it is on the downstream side of the region X.
  • both the corrugated plate shape and the flat plate shape glass ribbon 6 can be formed, and these shapes are excellent in shape without variation.
  • FIG. 11 is a perspective view of a main part showing the glass plate manufacturing apparatus 1 according to the second embodiment of the present invention.
  • the manufacturing apparatus 1 according to the second embodiment is different from the manufacturing apparatus 1 according to the first embodiment described above in that it is arranged in the region X at the upstream end of the slow cooling furnace 5 and the sulfate adhesion preventing film 9 on the outer peripheral surface.
  • the specific roller formed by forming is formed by a roller 8b with a convex portion. According to such a configuration, a dedicated conveyance path for forming the corrugated glass ribbon 6 can be obtained.
  • FIG. 12 is a perspective view showing a main part of the glass plate manufacturing apparatus 1 according to the third embodiment of the present invention.
  • the manufacturing apparatus 1 according to the third embodiment is different from the manufacturing apparatus 1 according to the first embodiment described above in that it is arranged in the region X at the upstream end of the slow cooling furnace 5 and the sulfate adhesion preventing film 9 on the outer peripheral surface.
  • the specific roller formed by forming is formed by the smoothing roller 8c. According to such a structure, the exclusive conveyance path
  • the sulfate sealing prevention film 9 is formed on the outer peripheral surface 8baa and the both side surfaces 8ba of the convex portion 8ba of the convex roller 8b as the specific roller.
  • the sulfate seal prevention film 9 may be formed only on the outer peripheral surface 8baa, or the sulfate seal prevention film 9 may be formed on the entire surface of the convex portion 8b and the cylindrical surface 8bb.
  • Example 1 of the present invention in the glass plate manufacturing apparatus according to the first embodiment described above, the height position of the convex roller 8b shown in FIG. 7 is 1.5 mm higher than the height position of the smooth roller 8c.
  • a corrugated glass ribbon 6 was formed.
  • the glass ribbon 6 was divided into 6 regions RR, RC, RL, LR, LC, and LL in the width direction, and measured with a three-dimensional measuring instrument.
  • 14a to 14f show characteristic curved surfaces S1 of the glass ribbon 6 which are measurement results for the respective regions RR to LL.
  • an arrow B indicates the conveyance direction of the glass ribbon 6.
  • the drop between the peaks and valleys of the glass ribbon 6 was about 15 ⁇ m, and a constant one was obtained over substantially the entire width. Moreover, although the change of the magnitude
  • Example 2 of this invention in the manufacturing apparatus of the glass plate which concerns on the above-mentioned 1st embodiment, the height position of the roller 8b with a convex part shown in FIG. 9 is 0.5 mm lower than the height position of the smooth roller 8c.
  • a flat glass ribbon 6 was formed.
  • the glass ribbon 6 was divided into 6 regions RR, RC, RL, LR, LC, and LL in the width direction, and measured with a three-dimensional measuring instrument.
  • 15a to 15f show characteristic planes S2 of the glass ribbon 6 that are measurement results for the respective regions RR to LL.
  • a corrugated glass ribbon is formed by forming a conveyance path only with a smooth roller having no sulfate adhesion prevention film formed on the outer peripheral surface, and depositing and depositing sulfate on the outer peripheral surface of the smooth roller 8c. 6 was molded. And also about this glass ribbon 6, as shown in FIG. 13, it divided into 6 area
  • the difference between the peaks and valleys of the glass ribbon 6 varied depending on the location from 5 ⁇ m to 40 ⁇ m.
  • the change of the wave size with time was large, and a portion growing at 20 ⁇ m or more in 3 months was observed. Therefore, the pitch and drop between the peaks and valleys vary with respect to the width direction of the glass ribbon 6, and the linearity between the peaks and valleys with respect to the longitudinal direction also greatly deviates.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)

Abstract

L'invention concerne un procédé de fabrication d'une plaque en verre comprenant une étape de transport continu d'un ruban en verre (6) formé dans un bain de flottage (3) au moyen d'une pluralité de rouleaux (8a, 8b, 8c) sur la voie d'un transporteur (7) disposée en aval dudit bain de flottage (3). Selon l'invention, un film de prévention de l'adhésion de sulfates (9), qui empêche l'adhésion de sulfates, est formé sur une périphérie extérieure de rouleaux spécifiques (8b, 8c) de la pluralité de rouleaux (8a, 8b, 8c) qui sont positionnés sur la voie du transporteur (7) dans une région qui est une région de pulvérisation pour du SO2 gazeux et dans laquelle la viscosité du ruban en verre est de 1010 à 1014 poises.
PCT/JP2011/056611 2010-03-25 2011-03-18 Procédé de fabrication d'une plaque en verre et son dispositif Ceased WO2011118534A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010070339A JP5672522B2 (ja) 2010-03-25 2010-03-25 ガラス板の製造方法及びその装置
JP2010-070339 2010-03-25

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WO2011118534A1 true WO2011118534A1 (fr) 2011-09-29

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013118537A1 (fr) * 2012-02-08 2013-08-15 旭硝子株式会社 Dispositif de traitement thermique et procédé de traitement thermique
WO2014077108A1 (fr) * 2012-11-16 2014-05-22 旭硝子株式会社 Rouleau pour transport de verre, et procédé ainsi que dispositif de fabrication de verre flotté en feuille
CN110862219A (zh) * 2019-12-28 2020-03-06 蚌埠中光电科技有限公司 一种浮法玻璃锡槽断板提升装置
JP2021042111A (ja) * 2019-09-13 2021-03-18 日本電気硝子株式会社 板ガラスの製造装置及び板ガラスの製造方法
EP4080147A1 (fr) * 2021-04-19 2022-10-26 Noritake Co., Limited Rouleau de transport pour fours de chauffage

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6443006B2 (ja) * 2014-11-25 2018-12-26 日本電気硝子株式会社 フロート板ガラスの製造方法

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JPH04260623A (ja) * 1991-02-13 1992-09-16 Nippon Sheet Glass Co Ltd フロートガラス製造用ロール
US6170293B1 (en) * 1999-01-25 2001-01-09 New Hudson Corporation Lehr roll cleaning apparatus
JP2004277828A (ja) * 2003-03-17 2004-10-07 Asahi Glass Co Ltd サーメット被覆金属部品、その製造方法および搬送用ロール
JP2007517653A (ja) * 2004-01-07 2007-07-05 サン−ゴバン グラス フランス ロール清浄化装置
WO2009060868A1 (fr) * 2007-11-06 2009-05-14 Asahi Glass Co., Ltd. Rouleau pour le convoyage d'une plaque de verre flotté, procédé pour sa fabrication et procédé pour la fabrication d'une plaque de verre flotté avec ce rouleau
WO2009113638A1 (fr) * 2008-03-13 2009-09-17 旭硝子株式会社 Rouleau pour acheminement du verre, son processus de fabrication, et processus de fabrication de verre plat utilisant ledit rouleau
JP2009227471A (ja) * 2008-02-26 2009-10-08 Nippon Electric Glass Co Ltd フラットパネルディスプレイ用ガラス基板及びその製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04260623A (ja) * 1991-02-13 1992-09-16 Nippon Sheet Glass Co Ltd フロートガラス製造用ロール
US6170293B1 (en) * 1999-01-25 2001-01-09 New Hudson Corporation Lehr roll cleaning apparatus
JP2004277828A (ja) * 2003-03-17 2004-10-07 Asahi Glass Co Ltd サーメット被覆金属部品、その製造方法および搬送用ロール
JP2007517653A (ja) * 2004-01-07 2007-07-05 サン−ゴバン グラス フランス ロール清浄化装置
WO2009060868A1 (fr) * 2007-11-06 2009-05-14 Asahi Glass Co., Ltd. Rouleau pour le convoyage d'une plaque de verre flotté, procédé pour sa fabrication et procédé pour la fabrication d'une plaque de verre flotté avec ce rouleau
JP2009227471A (ja) * 2008-02-26 2009-10-08 Nippon Electric Glass Co Ltd フラットパネルディスプレイ用ガラス基板及びその製造方法
WO2009113638A1 (fr) * 2008-03-13 2009-09-17 旭硝子株式会社 Rouleau pour acheminement du verre, son processus de fabrication, et processus de fabrication de verre plat utilisant ledit rouleau

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013118537A1 (fr) * 2012-02-08 2013-08-15 旭硝子株式会社 Dispositif de traitement thermique et procédé de traitement thermique
WO2014077108A1 (fr) * 2012-11-16 2014-05-22 旭硝子株式会社 Rouleau pour transport de verre, et procédé ainsi que dispositif de fabrication de verre flotté en feuille
CN104812715A (zh) * 2012-11-16 2015-07-29 旭硝子株式会社 玻璃搬运辊、浮法板玻璃制造方法、浮法板玻璃制造装置
CN104812715B (zh) * 2012-11-16 2017-10-27 旭硝子株式会社 玻璃搬运辊、浮法板玻璃制造方法、浮法板玻璃制造装置
JP2021042111A (ja) * 2019-09-13 2021-03-18 日本電気硝子株式会社 板ガラスの製造装置及び板ガラスの製造方法
JP7302401B2 (ja) 2019-09-13 2023-07-04 日本電気硝子株式会社 板ガラスの製造装置及び板ガラスの製造方法
CN110862219A (zh) * 2019-12-28 2020-03-06 蚌埠中光电科技有限公司 一种浮法玻璃锡槽断板提升装置
CN110862219B (zh) * 2019-12-28 2024-05-14 蚌埠中光电科技有限公司 一种浮法玻璃锡槽断板提升装置
EP4080147A1 (fr) * 2021-04-19 2022-10-26 Noritake Co., Limited Rouleau de transport pour fours de chauffage
US12111108B2 (en) 2021-04-19 2024-10-08 Noritake Co., Limited Transport roller for heating furnaces

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