TW201613757A - A drilling entry board - Google Patents
A drilling entry boardInfo
- Publication number
- TW201613757A TW201613757A TW103135701A TW103135701A TW201613757A TW 201613757 A TW201613757 A TW 201613757A TW 103135701 A TW103135701 A TW 103135701A TW 103135701 A TW103135701 A TW 103135701A TW 201613757 A TW201613757 A TW 201613757A
- Authority
- TW
- Taiwan
- Prior art keywords
- entry board
- drilling entry
- drilling
- resin layer
- metal foil
- Prior art date
Links
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Boring (AREA)
Abstract
A drilling entry board, comprising a metal foil and at least one hydrophilic resin layer, in which the at least one hydrophilic resin layer is formed on the metal foil and has a reaction enthalpy between 10~40 (J/g) and a melting point between 48~70 DEG C.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW103135701A TWI560049B (en) | 2014-10-15 | 2014-10-15 | A drilling entry board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW103135701A TWI560049B (en) | 2014-10-15 | 2014-10-15 | A drilling entry board |
Publications (2)
Publication Number | Publication Date |
---|---|
TW201613757A true TW201613757A (en) | 2016-04-16 |
TWI560049B TWI560049B (en) | 2016-12-01 |
Family
ID=56361109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW103135701A TWI560049B (en) | 2014-10-15 | 2014-10-15 | A drilling entry board |
Country Status (1)
Country | Link |
---|---|
TW (1) | TWI560049B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI719219B (en) * | 2016-06-13 | 2021-02-21 | 日商三菱瓦斯化學股份有限公司 | Drill bit and hole formation method |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI250932B (en) * | 2005-04-29 | 2006-03-11 | Uniplus Electronics Co Ltd | Aluminum lid with high heat dissipation and lubrication features for use in drilling and method for making the same |
JP4856511B2 (en) * | 2006-10-12 | 2012-01-18 | 大智化学産業株式会社 | Drilling plate and drilling method |
JP5324037B2 (en) * | 2006-10-12 | 2013-10-23 | 大智化学産業株式会社 | Drilling plate and drilling method |
JP4752910B2 (en) * | 2007-12-26 | 2011-08-17 | 三菱瓦斯化学株式会社 | Entry sheet for drilling |
JP5195404B2 (en) * | 2007-12-26 | 2013-05-08 | 三菱瓦斯化学株式会社 | Method of manufacturing entry sheet for drilling |
CN102119074B (en) * | 2008-06-10 | 2015-07-15 | 三菱瓦斯化学株式会社 | Entry sheet for drilling |
CN103299722B (en) * | 2011-01-07 | 2014-11-05 | 三菱瓦斯化学株式会社 | Drill entry sheet |
TWI444118B (en) * | 2011-11-25 | 2014-07-01 | Chien Tang Wei | Cover board structure for drilling hole and drilling method thereof |
TWI460071B (en) * | 2012-11-30 | 2014-11-11 | Yun Chao Yeh | Multilayer cover plate for drilling |
-
2014
- 2014-10-15 TW TW103135701A patent/TWI560049B/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI719219B (en) * | 2016-06-13 | 2021-02-21 | 日商三菱瓦斯化學股份有限公司 | Drill bit and hole formation method |
Also Published As
Publication number | Publication date |
---|---|
TWI560049B (en) | 2016-12-01 |
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