WO2023054796A1 - Procédé de fabrication sous vide de verre feuilleté - Google Patents

Procédé de fabrication sous vide de verre feuilleté Download PDF

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Publication number
WO2023054796A1
WO2023054796A1 PCT/KR2021/016160 KR2021016160W WO2023054796A1 WO 2023054796 A1 WO2023054796 A1 WO 2023054796A1 KR 2021016160 W KR2021016160 W KR 2021016160W WO 2023054796 A1 WO2023054796 A1 WO 2023054796A1
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WO
WIPO (PCT)
Prior art keywords
glass
vacuum
pneumatic cylinders
sequentially
manufacturing
Prior art date
Application number
PCT/KR2021/016160
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English (en)
Korean (ko)
Inventor
김송태
최상대
김재진
Original Assignee
(주)성일이노텍
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Publication date
Application filed by (주)성일이노텍 filed Critical (주)성일이노텍
Publication of WO2023054796A1 publication Critical patent/WO2023054796A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06—Joining glass to glass by processes other than fusing
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation
    • Y02A30/249—Glazing, e.g. vacuum glazing
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/22—Glazing, e.g. vaccum glazing

Definitions

  • the present invention relates to a method for manufacturing vacuum laminated glass, and more particularly to a method for manufacturing vacuum laminated glass using a pneumatic cylinder.
  • Vacuum-laminated glass maintains a vacuum between two panes of glass and reduces heat loss by conduction, convection, and radiation. It is important to bond such vacuum-laminated glass without bubbles.
  • the problem to be solved by the present invention is to provide a method for manufacturing vacuum-laminated glass by sequentially operating pneumatic cylinders to produce bubble-free vacuum-laminated glass.
  • a method for manufacturing a vacuum-bonded glass according to an embodiment of the present invention for achieving the above object includes disposing a first glass coated with a solution on a loading block; and disposing a second glass on a plate fixed to a plurality of pneumatic cylinders; And, covering the upper part of the second glass with a vacuum cover and operating a vacuum pump; and loading the second glass onto the first glass by sequentially retracting the plurality of pneumatic cylinders when the target vacuum pressure is reached; and maintaining a vacuum state for a predetermined time until an air pocket generated between the first glass and the second glass disappears; and proceeding with exhaust when the air pocket disappears, and removing the vacuum cover and performing UV curing when the exhaust is completed.
  • the plate may include a plurality of L-shaped plates implemented to load the second glass by being fixed at a position spaced apart from the first glass upward by a predetermined distance by each of the plurality of pneumatic cylinders. .
  • the plurality of pneumatic cylinders are four, two of the four pneumatic cylinders are spaced apart on one side, and the other two are spaced apart on the other side facing the one side to fix each of the plurality of plates in four areas.
  • the four pneumatic cylinders are sequentially retracted so that four different sides of the second glass are sequentially loaded onto the first glass. .
  • two of the four pneumatic cylinders disposed on one side are simultaneously retracted so that one side of the second glass corresponding to the one side is loaded onto the first glass, and then the other side of the four pneumatic cylinders is loaded.
  • the other side of the second glass corresponding to the other side may be loaded onto the first glass by retracting the two disposed at the same time.
  • the vacuum state may be maintained for a different time period according to at least one of sizes and/or thicknesses of the first glass and the second glass.
  • the vacuum state may be maintained for a different time period according to the viscosity of the solution.
  • the target vacuum pressure may be -100 kpa.
  • the solution may be a PDLC (Polymer Dispersed Liquid Crystal) solution.
  • PDLC Polymer Dispersed Liquid Crystal
  • FIG. 1 is a flowchart illustrating a method of manufacturing a vacuum laminated glass according to an embodiment of the present invention.
  • FIG. 2 is a view for explaining a slot die coating method according to an embodiment of the present invention.
  • FIG 3 is a view for explaining a method of disposing a lower glass on a loading block according to an embodiment of the present invention.
  • FIG. 4 is a view for explaining a method of disposing an upper glass on a plate fixed to a plurality of pneumatic cylinders according to an embodiment of the present invention.
  • FIG. 5 is a view for explaining a method of operating a vacuum pump according to an embodiment of the present invention.
  • FIG. 6 is a view for explaining a method of loading an upper glass onto a lower glass according to an embodiment of the present invention.
  • FIG. 7 is a diagram illustrating a computing device according to an embodiment of the present invention.
  • transparency means that at least light of a wavelength used is transmitted. For example, even if it does not transmit visible light, if it transmits infrared rays, it shall be handled as transparent in the case of using for infrared applications.
  • FIG. 1 is a flowchart illustrating a method of manufacturing a vacuum laminated glass according to an embodiment of the present invention.
  • the first glass to which the solution is applied is placed on the loading block (S110).
  • the solution may be a PDLC (Polymer Dispersed Liquid Crystal) solution in which a liquid crystal and a polymer matrix are mixed, but is not limited thereto.
  • PDLC Polymer Dispersed Liquid Crystal
  • a PDLC solution is assumed for convenience of explanation.
  • the first glass can be implemented with flat glass, float glass, quartz glass, borosilicate glass, soda lime glass, transparent plastic, hard transparent plastic, etc., and in some cases polyethylene, polypropylene, polycarbonate, poly methyl methacrylate, polystyrene, polyamide, polyester, polyvinyl chloride, and/or mixtures thereof.
  • the PDLC solution may be uniformly applied to the first glass, that is, the lower glass.
  • the first glass may be in a cleanly washed state.
  • at least one of a slot die coating method and a screen printing method may be used as a solution uniform coating method.
  • Slot die coating is a PDLC solution supplied between nozzle-shaped fine metal plates called slot dies by a non-pulsation pump or a piston pump in a direction perpendicular to the moving direction of the slot die on the glass ( It is a process of applying the PDLC solution to a certain thickness in the width direction).
  • the screen printing method is a method of making a thick film pattern by painting a PDLC solution on glass through a screen of a predetermined pattern made of stainless steel or the like.
  • step S110 is a diagram for explaining the process of step S110.
  • the first glass (#1) to which the PDLC solution is uniformly applied is put down on the loading block (#2).
  • the loading block #2 may be implemented in a form supported by a supporter included in a vacuum bonding facility.
  • the second glass that is, the upper glass is disposed on a plate fixed to a plurality of pneumatic cylinders (S120).
  • the second glass may be in a cleanly washed state.
  • the second glass may be made of the same or similar material as the first glass #1.
  • the second glass may have the same size as the first glass #1 within a critical range.
  • the pneumatic cylinder is a cylindrical part in which a piston reciprocates and can fix a plate.
  • the plate is supported by a plurality of pneumatic cylinders, is disposed at a position spaced apart from the first glass #1 upward by a predetermined distance, and may be an L-shaped plate for loading the second glass.
  • four L-shaped plates may correspond to each of the four quadrants of the second glass, and four pneumatic cylinders may fix the four L-shaped plates, respectively.
  • two of the four pneumatic cylinders are spaced apart on one side of the second glass, and the other two are spaced apart on the other side facing one side to fix the four L-shaped plates in four areas. there is.
  • step S120 is a diagram for explaining the process of step S120.
  • the second glass (#3) is loaded onto the L-shaped plate (#4).
  • the L-shaped plate (#4) there are four L-shaped plates (#4) as shown in FIG. 6, and they may be fixed by four pneumatic cylinders (#5).
  • the L-shaped plate #4 may be implemented as four plates supporting each of the four quadrants of the second glass #3.
  • the L-shaped plate (#4) may be fixed by four pneumatic cylinders (#5) so that the first glass (#1) and the second glass (#3) are spaced upward by a predetermined distance.
  • the L-shaped plate (#4) may be configured to tilt at a predetermined angle with the ground when the pneumatic cylinder (#5) is retracted.
  • the second glass #3 may be smoothly seated on the first glass #1. Accordingly, bubbles generated when the weight of the second glass #3 is suddenly applied on the first glass #1 can be prevented.
  • the upper part of the second glass (#3) is covered with the vacuum cover (#6) and the vacuum pump is operated (S130).
  • the vacuum pump may be operated until the target vacuum pressure is reached.
  • the target vacuum pressure may be -100kpa, but is not necessarily limited thereto.
  • step S130 is a diagram for explaining the process of step S130.
  • the vacuum ring #7 may be connected to the vacuum cover #6.
  • the vacuum ring (#7) may be a rubber material in a closed ring shape, but is not limited thereto.
  • the vacuum cover (#6) may be fixed to the fixing bolt (BOLT) (#8) and the fixing eye nut (#9).
  • the plurality of pneumatic cylinders #5 are sequentially retracted to load the second glass #3 onto the first glass #1 (S140).
  • the target vacuum pressure may be -100kpa, but is not necessarily limited thereto.
  • the four pneumatic cylinders (#5) can be sequentially retracted so that the four different sides of the second glass (#3), for example each of the four quadrants, can be sequentially loaded onto the first glass (#1). there is.
  • step S140 is a diagram for explaining the process of step S140.
  • the first glass #1 and the second glass #3 may be aligned by GUIDE POST.
  • the retraction sequence of the four pneumatic cylinders #5 for loading may be performed in a sequential retraction method rather than a consistent retraction method.
  • the four pneumatic cylinders (#5) are disposed two each on one side and the other side opposite to the one side, or 4 constituting the first glass (#1) or the second glass (#3). It may be arranged to correspond to each side of the dog.
  • the four pneumatic cylinders #5 may sequentially retract in various ways according to the embodiment and load the second glass #3 onto the first glass #1.
  • one side of the second glass (#3) corresponding to the one side is sequentially removed from the first glass (#1). ), and then sequentially retract two of the four pneumatic cylinders (#5) disposed on the other side to sequentially move the other side of the second glass (#3) corresponding to the other side to the first glass ( #1) It can be loaded into an image.
  • a total of four loading pneumatic cylinders (#5) are numbered from 1 to 4, the pneumatic cylinder loader No. 1 starts retracting, and after a predetermined time, the pneumatic cylinder loader No.
  • the number 3 pneumatic cylinder loader starts retracting, and after a preset time, the number 4 pneumatic cylinder loader may retreat.
  • the preset time may be, for example, 2 seconds, but the present invention is not limited thereto.
  • the second glass (#3) is not loaded onto the first glass (#1) at once, but the four quadrants of the second glass (#3) are sequentially loaded onto the first glass (#1) one by one. can do.
  • the surface adjacent to the first glass (#3), that is, the second or fourth quadrant is sequentially loaded onto the first glass (#1). loaded, and then the adjacent side may be sequentially loaded with the first glass #1.
  • the first glass #1 when the first quadrant of the second glass #3 is loaded and the second quadrant is loaded, the first glass #1 may be loaded in the order of the third and fourth quadrants.
  • the first glass #1 when the first quadrant of the second glass #3 is loaded, and the fourth quadrant is loaded, the first glass #1 may be loaded in the order of the third quadrant and the second quadrant.
  • one side of the second glass (#3) corresponding to the one side is moved onto the first glass (#1).
  • one of the 4 pneumatic cylinders (#5) The other surface of the second glass #3 corresponding to the other side may be loaded onto the first glass #1 by simultaneously retracting the two disposed on the other side.
  • the pneumatic cylinder loader No. 1 and the pneumatic cylinder loader No. 2 start retracting at the same time, and after a preset time, No. 3
  • the pneumatic cylinder loader and the No. 4 pneumatic cylinder loader can retract simultaneously.
  • the retraction speed of the pneumatic cylinder loader may be 1000 mm/min, but the present invention is not limited thereto.
  • the pneumatic cylinder may be operated in such a way that four surfaces of the second glass (#3) are loaded onto the first glass (#1) one by one.
  • the retraction speed and retraction interval of the pneumatic cylinder loader may be variously set according to embodiments.
  • the retraction speed of the pneumatic cylinder loader may be changed in response to any one of the weight, length, or thickness of the second glass (#3). For example, depending on the weight, length, or thickness of the second glass #3, whether bubbles are generated or the area where bubbles are generated varies. Therefore, the retracting speed of each pneumatic cylinder loader can be adjusted so that no bubbles are generated or the area where bubbles are generated is small.
  • the retraction interval between the pneumatic cylinder loaders that sequentially retract in response to any one of the weight, length, or thickness of the second glass (#3).
  • the longer the length of the second glass #3 the longer the retreat interval between the pneumatic cylinder loaders can be set.
  • the retraction speed or retraction interval of the pneumatic cylinder loader may be adjusted in response to the viscosity of the PDLC solution. For example, as the viscosity of the PDLC solution is low and thinner, bubbles tend to be less likely to occur.
  • the vacuum state is maintained for a predetermined time until the air pocket generated between the first glass #1 and the second glass #3 disappears (S140).
  • the vacuum state may be maintained for a different time according to at least one of the size or thickness of the first glass #1 and the second glass #3.
  • the vacuum state maintenance time may be increased in proportion to the sizes of the first glass #1 and the second glass #3.
  • the vacuum can be maintained for different times depending on the viscosity of the PDLC solution.
  • the vacuum state holding time may be increased in proportion to the viscosity of the PDLC solution.
  • the vacuum state may be maintained for 20 minutes.
  • the vacuum state may be maintained for 40 minutes.
  • the vacuum state may be maintained for 60 minutes.
  • UV curing may be performed (S150). That is, when an air pocket disappears in the solution coating layer between the first glass (#1) and the second glass (#3), the exhaust valve can be opened to vent. In addition, the vacuum bonding state of the first glass (#1) and the second glass (#3) is checked, and if there is no problem, UV curing may be performed. For example, UV curing may be performed by injecting a UV curable resin and irradiating ultraviolet rays to the UV curable resin.
  • the thickness of the UV curable resin may be in the range of 1 to 2 mm, but is not limited thereto. If the coating thickness of the UV curable resin is less than 1 mm, the vacuum exhaust finish of the vacuum laminated glass may be damaged, and if the thickness of the resin coating exceeds 2 mm, the curing time may increase.
  • the UV curable resin may use a composition in which an additive and a photoinitiator are mixed with a base compound including an acrylic monomer resin, but is not limited thereto.
  • the method for manufacturing vacuum-laminated glass according to the present invention as described above may be performed by a manufacturing apparatus for vacuum-laminated glass as shown in FIGS. 1 to 6 .
  • the vacuum laminated glass manufacturing apparatus may include a loading block 2, a plate 4, a pneumatic cylinder 5, a vacuum cover 6, and a controller (not shown).
  • the computing device TN100 of FIG. 7 may be a vacuum-laminated glass manufacturing device that performs the method described herein.
  • the computing device TN100 may include at least one processor TN110, a transceiver TN120, and a memory TN130.
  • the computing device TN100 may further include a storage device TN140, an input interface device TN150, and an output interface device TN160. Elements included in the computing device TN100 may communicate with each other by being connected by a bus TN170.
  • the processor TN110 may execute program commands stored in at least one of the memory TN130 and the storage device TN140.
  • the processor TN110 may mean a central processing unit (CPU), a graphics processing unit (GPU), or a dedicated processor on which methods according to embodiments of the present invention are performed.
  • Processor TN110 may be configured to implement procedures, functions, methods, and the like described in relation to embodiments of the present invention.
  • the processor TN110 may control each component of the computing device TN100.
  • Each of the memory TN130 and the storage device TN140 may store various information related to the operation of the processor TN110.
  • Each of the memory TN130 and the storage device TN140 may include at least one of a volatile storage medium and a non-volatile storage medium.
  • the memory TN130 may include at least one of read only memory (ROM) and random access memory (RAM).
  • the transmitting/receiving device TN120 may transmit or receive a wired signal or a wireless signal.
  • the transmitting/receiving device TN120 may perform communication by being connected to a network.
  • Each of the components may be composed of a single object or a plurality of entities, and some of the sub-components may be omitted or other sub-components may be included. may be further included in various embodiments. Alternatively or additionally, some components (eg, modules or programs) may be integrated into one entity and perform the same or similar functions performed by each corresponding component prior to integration. According to various embodiments, operations performed by modules, programs, or other components may be executed sequentially, in parallel, repetitively, or heuristically, or at least some operations may be executed in a different order, may be omitted, or other operations may be added. can

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Joining Of Glass To Other Materials (AREA)

Abstract

Est divulgué, un procédé de fabrication sous vide de verre feuilleté. Le procédé de fabrication comprend les étapes consistant : à placer, sur un bloc de chargement, un premier verre revêtu d'une solution ; à mettre en place un second verre sur une plaque fixée à une pluralité de cylindres pneumatiques ; à recouvrir la partie supérieure du second verre avec un couvercle à vide et à actionner une pompe à vide ; à rétracter séquentiellement la pluralité de cylindres pneumatiques lorsqu'une dépression cible est atteinte, et à charger le second verre sur le premier verre ; à maintenir un état de vide pendant un temps prédéfini jusqu'à disparition de la poche d'air générée entre le premier verre et le second verre ; et à procéder à l'évacuation lorsque la poche d'air disparaît, à retirer le couvercle à vide lorsque l'évacuation est terminée, et à effectuer un durcissement aux UV.
PCT/KR2021/016160 2021-10-01 2021-11-08 Procédé de fabrication sous vide de verre feuilleté WO2023054796A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2021-0131080 2021-10-01
KR1020210131080A KR102471249B1 (ko) 2021-10-01 2021-10-01 진공 접합 유리의 제조 방법

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WO2023054796A1 true WO2023054796A1 (fr) 2023-04-06

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Citations (5)

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JP2004093760A (ja) * 2002-08-30 2004-03-25 Fujitsu Display Technologies Corp 液晶表示装置の製造方法
KR20070114504A (ko) * 2006-05-29 2007-12-04 코닉시스템 주식회사 대면적 유리기판을 균일하게 합착할 수 있는 ｆｐｄ유리기판 합착장치
KR20110073537A (ko) * 2008-10-23 2011-06-29 아사히 가라스 가부시키가이샤 유리 기판 적층 장치 및 적층 유리 기판의 제조 방법
KR20150109567A (ko) * 2014-03-20 2015-10-02 김광식 진공유리 제조방법 및 이에 의하여 제조되는 진공 유리
KR20180045750A (ko) * 2016-10-26 2018-05-04 유한회사 성경글라스 피디엘씨 필름을 이용한 기능성 유리 및 그 제조 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101412512B1 (ko) * 2012-09-07 2014-06-26 주식회사 이건창호 진공유리패널 제조장치 및 제조방법
TWI650238B (zh) * 2017-01-17 2019-02-11 行家光電股份有限公司 真空貼膜裝置及方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004093760A (ja) * 2002-08-30 2004-03-25 Fujitsu Display Technologies Corp 液晶表示装置の製造方法
KR20070114504A (ko) * 2006-05-29 2007-12-04 코닉시스템 주식회사 대면적 유리기판을 균일하게 합착할 수 있는 ｆｐｄ유리기판 합착장치
KR20110073537A (ko) * 2008-10-23 2011-06-29 아사히 가라스 가부시키가이샤 유리 기판 적층 장치 및 적층 유리 기판의 제조 방법
KR20150109567A (ko) * 2014-03-20 2015-10-02 김광식 진공유리 제조방법 및 이에 의하여 제조되는 진공 유리
KR20180045750A (ko) * 2016-10-26 2018-05-04 유한회사 성경글라스 피디엘씨 필름을 이용한 기능성 유리 및 그 제조 방법

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