CN100424852C - Knife scraping method glass passivation process for silicon current rectifier - Google Patents
Knife scraping method glass passivation process for silicon current rectifier Download PDFInfo
- Publication number
- CN100424852C CN100424852C CNB2007100571991A CN200710057199A CN100424852C CN 100424852 C CN100424852 C CN 100424852C CN B2007100571991 A CNB2007100571991 A CN B2007100571991A CN 200710057199 A CN200710057199 A CN 200710057199A CN 100424852 C CN100424852 C CN 100424852C
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2007100571991A CN100424852C (en) | 2007-04-25 | 2007-04-25 | Knife scraping method glass passivation process for silicon current rectifier |
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CNB2007100571991A CN100424852C (en) | 2007-04-25 | 2007-04-25 | Knife scraping method glass passivation process for silicon current rectifier |
Publications (2)
Publication Number | Publication Date |
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CN101038892A CN101038892A (en) | 2007-09-19 |
CN100424852C true CN100424852C (en) | 2008-10-08 |
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CNB2007100571991A Expired - Fee Related CN100424852C (en) | 2007-04-25 | 2007-04-25 | Knife scraping method glass passivation process for silicon current rectifier |
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Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101604629B (en) * | 2009-07-02 | 2011-03-09 | 浙江常山隆昌电子有限公司 | Method for corroding GPP chips with precedence order method |
CN102086519B (en) * | 2009-12-08 | 2012-10-10 | 北大方正集团有限公司 | Corrosive solution composition, corrosion method and generated silicon wafer |
TWI413184B (en) * | 2010-04-16 | 2013-10-21 | Anova Technologies Co Ltd | Manufacturing method of forming glass layer on silicon wafer surface |
CN102157376A (en) * | 2010-12-30 | 2011-08-17 | 常州星海电子有限公司 | Glass passivation process for diode |
CN102208370B (en) * | 2011-04-29 | 2012-12-12 | 昆山东日半导体有限公司 | Silicon wafer with glass layer formed on surface and manufacture method thereof |
CN102779764B (en) * | 2012-08-21 | 2015-03-04 | 南通明芯微电子有限公司 | PN junction protection method for silicon table-board semiconductor device |
CN103715079B (en) * | 2014-01-15 | 2016-03-23 | 乐山无线电股份有限公司 | GPP chip corrosion method |
CN104465330B (en) * | 2014-12-25 | 2018-09-28 | 安徽安芯电子科技股份有限公司 | Rectifier diode, chip and preparation method thereof |
CN105428233A (en) * | 2015-11-20 | 2016-03-23 | 如皋市大昌电子有限公司 | Production process for diodes |
CN105470150B (en) * | 2015-12-21 | 2018-07-10 | 中国电子科技集团公司第五十五研究所 | A kind of glass passivating method of silicon mesa diode |
CN106024865A (en) * | 2016-07-19 | 2016-10-12 | 如皋市大昌电子有限公司 | Mesa diode processing technology |
CN106783576B (en) * | 2016-12-20 | 2021-01-26 | 锦州辽晶电子科技有限公司 | Secondary corrosion table-board process for high-voltage-resistance semiconductor discrete device chip |
CN109309017B (en) * | 2017-07-26 | 2021-02-26 | 天津环鑫科技发展有限公司 | Process for printing glass slurry |
CN107219728B (en) * | 2017-07-31 | 2020-09-29 | 中国振华集团永光电子有限公司(国营第八七三厂) | Photoetching method for preventing silicon wafer from warping |
CN107611044B (en) * | 2017-09-12 | 2020-02-14 | 捷捷半导体有限公司 | Wire mesh screen through-coating glass passivation mold and process method thereof |
CN109755124A (en) * | 2017-11-01 | 2019-05-14 | 天津环鑫科技发展有限公司 | A kind of glass firing process of silicon wafer |
CN108461381A (en) * | 2018-01-29 | 2018-08-28 | 郭光辉 | A kind of manufacture craft of semiconductor GPP rectification chips |
CN109786295B (en) * | 2019-01-11 | 2023-09-12 | 电子科技大学 | Groove glass passivation system adopting 3D coating method and corresponding passivation process |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5882986A (en) * | 1998-03-30 | 1999-03-16 | General Semiconductor, Inc. | Semiconductor chips having a mesa structure provided by sawing |
US6190947B1 (en) * | 1997-09-15 | 2001-02-20 | Zowie Technology Corporation | Silicon semiconductor rectifier chips and manufacturing method thereof |
CN1645572A (en) * | 2004-12-21 | 2005-07-27 | 天津中环半导体股份有限公司 | Glass deactivating forming process for table top rectifier |
-
2007
- 2007-04-25 CN CNB2007100571991A patent/CN100424852C/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6190947B1 (en) * | 1997-09-15 | 2001-02-20 | Zowie Technology Corporation | Silicon semiconductor rectifier chips and manufacturing method thereof |
US5882986A (en) * | 1998-03-30 | 1999-03-16 | General Semiconductor, Inc. | Semiconductor chips having a mesa structure provided by sawing |
CN1645572A (en) * | 2004-12-21 | 2005-07-27 | 天津中环半导体股份有限公司 | Glass deactivating forming process for table top rectifier |
Also Published As
Publication number | Publication date |
---|---|
CN101038892A (en) | 2007-09-19 |
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Legal Events
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Knife scraping method glass passivation process for silicon current rectifier Effective date of registration: 20170105 Granted publication date: 20081008 Pledgee: Tianjin Zhonghuan Electronics Information Group Co., Ltd. Pledgor: Tianjin Zhonghuan Semiconductor Joint-Stock Co., Ltd. Registration number: 2017120000002 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191220 Granted publication date: 20081008 Pledgee: Tianjin Zhonghuan Electronics Information Group Co., Ltd. Pledgor: Tianjin Zhonghuan Semiconductor Joint-Stock Co., Ltd. Registration number: 2017120000002 |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20200425 |