JP4312201B2 - 銀電解剥離剤 - Google Patents
銀電解剥離剤 Download PDFInfo
- Publication number
- JP4312201B2 JP4312201B2 JP2005503976A JP2005503976A JP4312201B2 JP 4312201 B2 JP4312201 B2 JP 4312201B2 JP 2005503976 A JP2005503976 A JP 2005503976A JP 2005503976 A JP2005503976 A JP 2005503976A JP 4312201 B2 JP4312201 B2 JP 4312201B2
- Authority
- JP
- Japan
- Prior art keywords
- silver
- salt
- acid
- peeling
- hydantoin
- 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 - Lifetime
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims description 57
- 229910052709 silver Inorganic materials 0.000 title claims description 57
- 239000004332 silver Substances 0.000 title claims description 57
- 150000003839 salts Chemical class 0.000 claims description 15
- 229940091173 hydantoin Drugs 0.000 claims description 11
- 239000004480 active ingredient Substances 0.000 claims description 8
- -1 hydantoin compound Chemical class 0.000 claims description 8
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical compound NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 7
- POJWUDADGALRAB-UHFFFAOYSA-N allantoin Chemical compound NC(=O)NC1NC(=O)NC1=O POJWUDADGALRAB-UHFFFAOYSA-N 0.000 claims description 6
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 claims description 4
- CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 claims description 4
- 235000003704 aspartic acid Nutrition 0.000 claims description 4
- OQFSQFPPLPISGP-UHFFFAOYSA-N beta-carboxyaspartic acid Natural products OC(=O)C(N)C(C(O)=O)C(O)=O OQFSQFPPLPISGP-UHFFFAOYSA-N 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 235000013922 glutamic acid Nutrition 0.000 claims description 4
- 239000004220 glutamic acid Substances 0.000 claims description 4
- YIROYDNZEPTFOL-UHFFFAOYSA-N 5,5-Dimethylhydantoin Chemical compound CC1(C)NC(=O)NC1=O YIROYDNZEPTFOL-UHFFFAOYSA-N 0.000 claims description 3
- POJWUDADGALRAB-PVQJCKRUSA-N Allantoin Natural products NC(=O)N[C@@H]1NC(=O)NC1=O POJWUDADGALRAB-PVQJCKRUSA-N 0.000 claims description 3
- 229960000458 allantoin Drugs 0.000 claims description 3
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 229920000768 polyamine Polymers 0.000 claims description 2
- 150000003222 pyridines Chemical class 0.000 claims description 2
- 206010040844 Skin exfoliation Diseases 0.000 description 17
- 238000007747 plating Methods 0.000 description 14
- 239000003795 chemical substances by application Substances 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000003112 inhibitor Substances 0.000 description 4
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 150000001469 hydantoins Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical compound O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 241001206158 Blepsias cirrhosus Species 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 235000001014 amino acid Nutrition 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- 239000006179 pH buffering agent Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- XKJCHHZQLQNZHY-UHFFFAOYSA-N phthalimide Chemical compound C1=CC=C2C(=O)NC(=O)C2=C1 XKJCHHZQLQNZHY-UHFFFAOYSA-N 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229960002317 succinimide Drugs 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F5/00—Electrolytic stripping of metallic layers or coatings
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electroplating Methods And Accessories (AREA)
- Detergent Compositions (AREA)
Description
(1)ヒダントイン化合物とモノアミノジカルボン酸からなるアミノカルボン酸又はその塩を有効成分とする(但し、ピリジン類及び環状ポリアミン化合物は含まない)銀電解剥離剤。
(2) 前記ヒダントイン化合物としてヒダントイン、5,5−ジメチルヒダントイン、5,5−ジメチルヒダントイン−3−ヒドロキシメチル、アラントイン、又はそれらの塩を、前記モノアミノジカルボン酸からなるアミノカルボン酸又はその塩としてアスパラギン酸、グルタミン酸、又はそれらの塩を有効成分とする前記(1)記載の銀電解剥離剤。
、下記化学式で表わされるヒダントイン、5,5−ジメチルヒダントイン、5,5−ジメチルヒダントイン−3−ヒドロキシメチル、アラントイン、又はそれらの塩を用いることが好ましい。塩としてはナトリウム塩、カリウム塩等が好ましい。
実施例1〜8、比較例1〜3
表1−1、表1−2及び表1−3に示すような組成の剥離浴を調製した。サンプルとして、銅合金素材に銅ストライクめっきを全面に0.05μm、銀スポットめっきを5μm施した28ピンSOPタイプのリードフレームを用い、上記剥離浴中に浸漬し、表1−1、表1−2及び表1−3に示す剥離条件で電解剥離を行った。
銀面外観及び素材面外観
目視、及び顕微鏡観察(×50)によりムラ、欠陥を観察した。ムラ及び欠陥が見られないものを良好とした。
銀面光沢度
光沢度計(大日本スクリーンDM−400)により測定した。数値が大きい程光沢度が高いことを示す。銀剥離前の銀面光沢度は0.40であった。
銀剥離速度
蛍光X線膜厚計(セイコー電子工業SFT−3200)により、銀剥離前後の銀めっき膜厚を測定し、銀剥離速度を算出した。
側面剥離能力
顕微鏡(×50)により側面の銀剥離状態を観察した。側面の銀が剥離されているものを良好とした。
Claims (2)
- ヒダントイン化合物とモノアミノジカルボン酸からなるアミノカルボン酸又はその塩を有効成分とする(但し、ピリジン類及び環状ポリアミン化合物は含まない)銀電解剥離剤。
- 前記ヒダントイン化合物としてヒダントイン、5,5−ジメチルヒダントイン、5,5−ジメチルヒダントイン−3−ヒドロキシメチル、アラントイン、又はそれらの塩を、前記モノアミノジカルボン酸からなるアミノカルボン酸又はその塩としてアスパラギン酸、グルタミン酸、又はそれらの塩を有効成分とする請求項1記載の銀電解剥離剤。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003082672 | 2003-03-25 | ||
JP2003082672 | 2003-03-25 | ||
PCT/JP2004/000534 WO2004085716A1 (ja) | 2003-03-25 | 2004-01-22 | 銀電解剥離剤 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2004085716A1 JPWO2004085716A1 (ja) | 2006-06-29 |
JP4312201B2 true JP4312201B2 (ja) | 2009-08-12 |
Family
ID=33094925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005503976A Expired - Lifetime JP4312201B2 (ja) | 2003-03-25 | 2004-01-22 | 銀電解剥離剤 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP4312201B2 (ja) |
KR (1) | KR20050108413A (ja) |
CN (1) | CN100580154C (ja) |
HK (1) | HK1087158A1 (ja) |
TW (1) | TWI247827B (ja) |
WO (1) | WO2004085716A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104404611B (zh) * | 2014-11-28 | 2016-11-30 | 江门市瑞期精细化学工程有限公司 | 一种铜合金表面镀层的电解剥离剂及其制备方法 |
TWI755229B (zh) * | 2020-12-30 | 2022-02-11 | 力橋國際有限公司 | 無氰之電解剝銀劑及電解剝銀方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2603800B2 (ja) * | 1994-03-08 | 1997-04-23 | 日本エレクトロプレイテイング・エンジニヤース株式会社 | 銀の電解剥離液及びそれを用いた電解剥離方法 |
JPH08337900A (ja) * | 1995-06-08 | 1996-12-24 | N E Chemcat Corp | 銀の電解剥離剤 |
JPH1088398A (ja) * | 1996-09-11 | 1998-04-07 | Okuno Chem Ind Co Ltd | 銀の電解剥離剤及び剥離液並びに電解剥離方法 |
JP3225288B2 (ja) * | 1997-10-07 | 2001-11-05 | 奥野製薬工業株式会社 | 銀電解剥離剤 |
-
2004
- 2004-01-22 CN CN200480007071A patent/CN100580154C/zh not_active Expired - Lifetime
- 2004-01-22 KR KR1020057017737A patent/KR20050108413A/ko active Search and Examination
- 2004-01-22 WO PCT/JP2004/000534 patent/WO2004085716A1/ja active Application Filing
- 2004-01-22 JP JP2005503976A patent/JP4312201B2/ja not_active Expired - Lifetime
- 2004-02-17 TW TW93103705A patent/TWI247827B/zh not_active IP Right Cessation
-
2006
- 2006-06-28 HK HK06107314.8A patent/HK1087158A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TWI247827B (en) | 2006-01-21 |
CN1761775A (zh) | 2006-04-19 |
TW200424367A (en) | 2004-11-16 |
KR20050108413A (ko) | 2005-11-16 |
HK1087158A1 (en) | 2006-10-06 |
JPWO2004085716A1 (ja) | 2006-06-29 |
CN100580154C (zh) | 2010-01-13 |
WO2004085716A1 (ja) | 2004-10-07 |
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