JP5880948B2 - アルミナ基板の割断方法 - Google Patents
アルミナ基板の割断方法 Download PDFInfo
- Publication number
- JP5880948B2 JP5880948B2 JP2012039977A JP2012039977A JP5880948B2 JP 5880948 B2 JP5880948 B2 JP 5880948B2 JP 2012039977 A JP2012039977 A JP 2012039977A JP 2012039977 A JP2012039977 A JP 2012039977A JP 5880948 B2 JP5880948 B2 JP 5880948B2
- Authority
- JP
- Japan
- Prior art keywords
- alumina substrate
- crack penetration
- scribing wheel
- face
- scribing
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0005—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing
- B28D5/0011—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing with preliminary treatment, e.g. weakening by scoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/06—Grooving involving removal of material from the surface of the work
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/10—Glass-cutting tools, e.g. scoring tools
- C03B33/105—Details of cutting or scoring means, e.g. tips
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Description
Claims (2)
- アルミナ基板の割断方法であって、
アルミナ基板に対して、刃先角度が135°を超え、170°以下である角度のスクライビングホイール(稜線となる刃先に深さが25μm以上の溝が形成されたスクライビングホイールを除く)を用いて20%以上のクラック浸透度でスクライブを行い、
前記スクライビングホイールで形成したスクライブラインに沿ってブレイクするアルミナ基板の割断方法。 - クラック浸透度を50%以上とした請求項1記載のアルミナ基板の割断方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012039977A JP5880948B2 (ja) | 2012-02-27 | 2012-02-27 | アルミナ基板の割断方法 |
TW102100968A TWI542460B (zh) | 2012-02-27 | 2013-01-10 | Determination of Alumina Substrate |
KR1020130004825A KR101642865B1 (ko) | 2012-02-27 | 2013-01-16 | 알루미나 기판의 할단 방법 |
CN201310026050.2A CN103286862B (zh) | 2012-02-27 | 2013-01-23 | 氧化铝基板的割断方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012039977A JP5880948B2 (ja) | 2012-02-27 | 2012-02-27 | アルミナ基板の割断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013173303A JP2013173303A (ja) | 2013-09-05 |
JP5880948B2 true JP5880948B2 (ja) | 2016-03-09 |
Family
ID=49088654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012039977A Expired - Fee Related JP5880948B2 (ja) | 2012-02-27 | 2012-02-27 | アルミナ基板の割断方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5880948B2 (ja) |
KR (1) | KR101642865B1 (ja) |
CN (1) | CN103286862B (ja) |
TW (1) | TWI542460B (ja) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1020291A (ja) * | 1996-07-03 | 1998-01-23 | Matsushita Electric Ind Co Ltd | 液晶表示素子の製造装置と製造方法 |
TW528736B (en) * | 2001-04-02 | 2003-04-21 | Mitsuboshi Diamond Ind Co Ltd | Cutter wheel, device and method using the cutter wheel, method of dividing laminated substrate, and method and device for manufacturing cutter wheel |
KR100761477B1 (ko) * | 2005-01-20 | 2007-09-27 | 삼성전자주식회사 | 액정패널 스크라이빙방법 및 장치와 액정패널 제조방법 |
TWI454433B (zh) * | 2005-07-06 | 2014-10-01 | Mitsuboshi Diamond Ind Co Ltd | A scribing material for a brittle material and a method for manufacturing the same, a scribing method using a scribing wheel, a scribing device, and a scribing tool |
WO2009148073A1 (ja) * | 2008-06-05 | 2009-12-10 | 三星ダイヤモンド工業株式会社 | スクライビングホイール及び脆性材料基板のスクライブ方法 |
JP5173885B2 (ja) * | 2009-02-24 | 2013-04-03 | 三星ダイヤモンド工業株式会社 | スクライブ装置及びスクライブ方法 |
TWI428301B (zh) * | 2009-10-29 | 2014-03-01 | Mitsuboshi Diamond Ind Co Ltd | Scribing wheel and its manufacturing method |
-
2012
- 2012-02-27 JP JP2012039977A patent/JP5880948B2/ja not_active Expired - Fee Related
-
2013
- 2013-01-10 TW TW102100968A patent/TWI542460B/zh not_active IP Right Cessation
- 2013-01-16 KR KR1020130004825A patent/KR101642865B1/ko active IP Right Grant
- 2013-01-23 CN CN201310026050.2A patent/CN103286862B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN103286862B (zh) | 2016-12-28 |
KR101642865B1 (ko) | 2016-07-26 |
TW201338949A (zh) | 2013-10-01 |
KR20130098201A (ko) | 2013-09-04 |
TWI542460B (zh) | 2016-07-21 |
CN103286862A (zh) | 2013-09-11 |
JP2013173303A (ja) | 2013-09-05 |
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