JPH10506087A - ガラスシートを破断する方法 - Google Patents
ガラスシートを破断する方法Info
- Publication number
- JPH10506087A JPH10506087A JP8510869A JP51086996A JPH10506087A JP H10506087 A JPH10506087 A JP H10506087A JP 8510869 A JP8510869 A JP 8510869A JP 51086996 A JP51086996 A JP 51086996A JP H10506087 A JPH10506087 A JP H10506087A
- Authority
- JP
- Japan
- Prior art keywords
- laser
- glass sheet
- glass
- crack
- protective layer
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/073—Shaping the laser spot
- B23K26/0736—Shaping the laser spot into an oval shape, e.g. elliptic shape
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B21/00—Severing glass sheets, tubes or rods while still plastic
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/26—Punching reheated glass
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/07—Cutting armoured, multi-layered, coated or laminated, glass products
- C03B33/074—Glass products comprising an outer layer or surface coating of non-glass material
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/09—Severing cooled glass by thermal shock
- C03B33/091—Severing cooled glass by thermal shock using at least one focussed radiation beam, e.g. laser beam
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/0005—Other surface treatment of glass not in the form of fibres or filaments by irradiation
- C03C23/0025—Other surface treatment of glass not in the form of fibres or filaments by irradiation by a laser beam
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/02—Other than completely through work thickness
- Y10T83/0333—Scoring
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Laser Beam Processing (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.平らなガラスシートを製造する方法であって、 2つの主要表面を有する平らなガラスシートを製造し、 少なくとも1つの前記主要表面を有機材料の保護層で覆い、 該ガラスシートの上をレーザで1回走査させて、 前記保護層の一部を選択的に除去して、それによって、該少なくとも1つの 主要表面上に、被覆領域および非被覆領域を形成し、かつ 該非被覆領域において所望の分離線に沿ってガラスシートに亀裂を形成する 各工程からなることを特徴とする方法。 2.前記亀裂を形成する工程が、レーザを用いて、前記ガラスシートを横切る亀 裂を形成することを含み、該亀裂が、該ガラスシートの深さに部分的のみに延在 することを特徴とする請求の範囲第1項記載の方法。 3.前記形成工程の前に、前記主要表面の一方の上でガラスを研磨して亀裂開始 点を形成する工程を含み、該亀裂形成工程が、前記亀裂開始点で前記ガラスシー トをレーザビームに接触させ、該レーザビームを前記所望の分離線に沿って移動 させることを含むことを特徴とする請求の範囲第1項記載の方法。 4.前記除去工程が、前記ガラスシートの上をレーザで走査させて、前記保護層 を選択的に除去させて前記非被覆領域を形成することを特徴とする請求の範囲第 1項記載の方法。 5.前記レーザの走査工程が、1つのレーザを2回通過させることからなり、1 回目の通過により前記保護層を選択的に除去し、2回目の通過により前記亀裂を 形成することを特徴とする請求の範囲第4項記載の方法。 6.前記除去工程が、前記ガラスシートの上にレーザを1回走査して前記保護層 の一部を選択的に除去することを含み、前記亀裂形成工程が、前記非被覆領域の ガラスに2回目のレーザを接触させることを含むことを特徴とする請求の範囲第 1項記載の方法。 7.前記形成工程の後に、前記ガラスシートを曲げて該シートを前記亀裂に沿っ てより小さな2つのシートに分離する工程が含まれていることを特徴とする請 求の範囲第1項記載の方法。 8.前記除去工程の最中に、前記レーザが、除去される前記保護層の一部を蒸発 させることを特徴とする請求の範囲第4項記載の方法。 9.前記有機材料が、ポリエチレン、ポリエステル、ナイロン、およびポリプロ ピレンからなる群より選択されることを特徴とする請求の範囲第1項記載の方法 。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/308,276 | 1994-09-19 | ||
US08/308,276 US5622540A (en) | 1994-09-19 | 1994-09-19 | Method for breaking a glass sheet |
PCT/US1995/009728 WO1996009254A1 (en) | 1994-09-19 | 1995-07-26 | Method for breaking a glass sheet |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10506087A true JPH10506087A (ja) | 1998-06-16 |
JP4024850B2 JP4024850B2 (ja) | 2007-12-19 |
Family
ID=23193305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51086996A Expired - Fee Related JP4024850B2 (ja) | 1994-09-19 | 1995-07-26 | ガラスシートを破断する方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5622540A (ja) |
EP (1) | EP0782548B1 (ja) |
JP (1) | JP4024850B2 (ja) |
KR (1) | KR100368732B1 (ja) |
DE (1) | DE69524613T2 (ja) |
TW (1) | TW336218B (ja) |
WO (1) | WO1996009254A1 (ja) |
Cited By (16)
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JP2007238418A (ja) * | 2006-03-13 | 2007-09-20 | Shibaura Mechatronics Corp | 割断システム及び割断方法 |
JP2008116969A (ja) * | 2001-11-08 | 2008-05-22 | Sharp Corp | 液晶パネル及び液晶パネル製造装置 |
JP2010501457A (ja) * | 2006-08-24 | 2010-01-21 | コーニング インコーポレイテッド | フレキシブルディスプレイ用途のための薄い積層ガラス基板のレーザ分割 |
WO2010079659A1 (ja) | 2009-01-09 | 2010-07-15 | 浜松ホトニクス株式会社 | レーザ加工装置 |
WO2010079658A1 (ja) | 2009-01-09 | 2010-07-15 | 浜松ホトニクス株式会社 | レーザ加工装置 |
WO2014010506A1 (ja) * | 2012-07-09 | 2014-01-16 | 旭硝子株式会社 | 膜付ガラス板の切断方法 |
JP2014511821A (ja) * | 2011-04-14 | 2014-05-19 | コーニング インコーポレイテッド | 薄型ガラス基板にクラック開始傷を機械的に形成する方法 |
KR20140092392A (ko) * | 2011-11-18 | 2014-07-23 | 코닝 인코포레이티드 | 유리 시트를 특성화하는 장치 및 방법 |
WO2014129525A1 (ja) * | 2013-02-20 | 2014-08-28 | 日東電工株式会社 | 可撓性フィルムの製造方法 |
JP2014224910A (ja) * | 2013-05-16 | 2014-12-04 | 住友化学株式会社 | 光学部材貼合体の製造システム、製造方法及び記録媒体 |
CN105935838A (zh) * | 2015-03-06 | 2016-09-14 | 三星钻石工业股份有限公司 | 积层基板的加工方法及利用激光的积层基板的加工装置 |
JP2018507152A (ja) * | 2014-12-18 | 2018-03-15 | サン−ゴバン グラス フランスSaint−Gobain Glass France | 防食処理された機能性コーティングを備えた複層板材の製造方法 |
WO2019138967A1 (ja) * | 2018-01-12 | 2019-07-18 | 日東電工株式会社 | 複合材の分断方法 |
WO2021009960A1 (ja) * | 2019-07-16 | 2021-01-21 | 日東電工株式会社 | 複合材の分断方法 |
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- 1995-07-26 KR KR1019970701758A patent/KR100368732B1/ko not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
EP0782548A1 (en) | 1997-07-09 |
DE69524613D1 (de) | 2002-01-24 |
KR970706212A (ko) | 1997-11-03 |
US5622540A (en) | 1997-04-22 |
EP0782548A4 (en) | 1999-09-22 |
DE69524613T2 (de) | 2002-09-19 |
TW336218B (en) | 1998-07-11 |
JP4024850B2 (ja) | 2007-12-19 |
WO1996009254A1 (en) | 1996-03-28 |
EP0782548B1 (en) | 2001-12-12 |
KR100368732B1 (ko) | 2003-04-08 |
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