CN101342649B - 一种提高表面绝缘电阻的助焊剂 - Google Patents
一种提高表面绝缘电阻的助焊剂 Download PDFInfo
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- CN101342649B CN101342649B CN2008101184609A CN200810118460A CN101342649B CN 101342649 B CN101342649 B CN 101342649B CN 2008101184609 A CN2008101184609 A CN 2008101184609A CN 200810118460 A CN200810118460 A CN 200810118460A CN 101342649 B CN101342649 B CN 101342649B
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- Prior art keywords
- water
- soluble flux
- insulation resistance
- flux
- percent
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Abstract
Description
项目 | 表面绝缘电阻(Ω) | 扩展率(%) | 腐蚀性 | 焊点表面状态 |
本发明助焊剂 | >2×10<sup>13</sup> | 80.5 | 合格 | 结晶细腻、光亮 |
项目 | 表面绝缘电阻(Ω) | 扩展率(%) | 腐蚀性 | 焊点表面状态 |
已有的助焊剂 | 1×10<sup>9</sup> | 78 | 合格 | 无光泽 |
实施例 | 表面绝缘电阻(Ω) | 扩展率(%) | 腐蚀性 | 表面状态 |
实施例1 | >2×10<sup>13</sup> | 80 | 合格 | 结晶细腻、光亮 |
实施例2 | >2×10<sup>13</sup> | 80.5 | 合格 | 结晶细腻、光亮 |
实施例3 | >2×10<sup>13</sup> | 80.5 | 合格 | 结晶细腻、光亮 |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008101184609A CN101342649B (zh) | 2008-08-25 | 2008-08-25 | 一种提高表面绝缘电阻的助焊剂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008101184609A CN101342649B (zh) | 2008-08-25 | 2008-08-25 | 一种提高表面绝缘电阻的助焊剂 |
Publications (2)
Publication Number | Publication Date |
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CN101342649A CN101342649A (zh) | 2009-01-14 |
CN101342649B true CN101342649B (zh) | 2010-06-02 |
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CN2008101184609A Expired - Fee Related CN101342649B (zh) | 2008-08-25 | 2008-08-25 | 一种提高表面绝缘电阻的助焊剂 |
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CN (1) | CN101342649B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2488472C1 (ru) * | 2012-05-29 | 2013-07-27 | Федеральное государственное унитарное предприятие "Научно-производственное предприятие "Исток" (ФГУП "НПП "Исток") | Флюс для пайки особолегкоплавкими припоями |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5141568A (en) * | 1990-05-15 | 1992-08-25 | Hughes Aircraft Company | Water-soluble soldering paste |
US5196070A (en) * | 1991-12-31 | 1993-03-23 | International Business Machines Corporation | Thermally stable water soluble solder flux and paste |
CN1404959A (zh) * | 2002-10-18 | 2003-03-26 | 深圳市唯特偶化工开发实业有限公司 | 无卤素低固含水基免清洗助焊剂 |
CN1836825A (zh) * | 2006-04-21 | 2006-09-27 | 北京工业大学 | 无铅焊料专用水溶性助焊剂 |
-
2008
- 2008-08-25 CN CN2008101184609A patent/CN101342649B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5141568A (en) * | 1990-05-15 | 1992-08-25 | Hughes Aircraft Company | Water-soluble soldering paste |
US5196070A (en) * | 1991-12-31 | 1993-03-23 | International Business Machines Corporation | Thermally stable water soluble solder flux and paste |
CN1404959A (zh) * | 2002-10-18 | 2003-03-26 | 深圳市唯特偶化工开发实业有限公司 | 无卤素低固含水基免清洗助焊剂 |
CN1836825A (zh) * | 2006-04-21 | 2006-09-27 | 北京工业大学 | 无铅焊料专用水溶性助焊剂 |
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CN101342649A (zh) | 2009-01-14 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Jin electronic materials Co., Ltd. Assignor: Yang Jiaji Contract record no.: 2011990000749 Denomination of invention: Soldering fluid for improving surface insulation resistance Granted publication date: 20100602 License type: Exclusive License Open date: 20090114 Record date: 20110805 |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20130825 |