JP2012184329A - プリント配線板用水系洗浄剤組成物およびこれを用いたプリント配線板の洗浄方法 - Google Patents
プリント配線板用水系洗浄剤組成物およびこれを用いたプリント配線板の洗浄方法 Download PDFInfo
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- JP2012184329A JP2012184329A JP2011048434A JP2011048434A JP2012184329A JP 2012184329 A JP2012184329 A JP 2012184329A JP 2011048434 A JP2011048434 A JP 2011048434A JP 2011048434 A JP2011048434 A JP 2011048434A JP 2012184329 A JP2012184329 A JP 2012184329A
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Landscapes
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
【解決手段】グリコールエーテル系化合物(A)、下式で表される非イオン性界面活性剤(B)、および有機酸類(C)を含有することを特徴とする。
(式中、R4は炭素数6〜20の直鎖もしくは分岐鎖のアルキル基、フェニル基、または炭素数7〜12の直鎖または分岐鎖アルキル基で置換されたフェニル基を、R5は水素原子またはメチル基を示す、mは2〜20の整数を示す。)
【選択図】なし
Description
すなわち、本発明は、
一般式(1):
一般式(2):
に関するものである。
表1に示す各成分を混合し(重量部基準)、実施例1〜10および比較例1〜4の洗浄剤組成物を調製した。
OSP処理した銅試験板を、200mlビーカーに入れ、当該容器を超音波洗浄装置(28kHz,600W)に設置し、実施例1〜10の洗浄剤組成物および比較例1〜4の洗浄剤組成物を用いて、60℃で10分間洗浄した後、水により10分間すすぎ処理を行い、80℃で10分間熱風乾燥させ、以下の方法により評価を行った。
JIS Z 3284に倣い、洗浄後の銅試験板はハンダの濡れ広がり試験を実施し、下記基準に従い、試験板上のハンダの濡れ広がり度合いを目視で評価した。各評価の中間の状態については、0.5を加えた値とする。なお、評価に使用したソルダーペーストは荒川化学工業(株)製LF−219−1を用いた。
<評価基準>
1:ソルダーペーストから溶解したハンダが、試験板を濡らし、該ペーストを塗布した面積以上に広がった状態。
2:ソルダーペーストを塗布した面積はすべて、ハンダで濡れた状態。
3:ソルダーペーストを塗布した面積の75%以上、100%未満が、ハンダで濡れた状態。
4:ソルダーペーストを塗布した面積の75%未満がハンダで濡れた状態。
BDG:ジエチレングリコールモノブチルエーテル
HeDG:ジエチレングリコールモノヘキシルエーテル
BTG:トリエチレングリコールモノブチルエーテル
ソフタノール70:市販のポリオキシアルキレントリデシルエーテル((株)日本触媒「ソフタノール」(登録商標)70)、一般式(2)におけるR4炭素数=13、m=7)
ソフタノール90:市販のポリオキシアルキレントリデシルエーテル((株)日本触媒「ソフタノール」(登録商標)90、一般式(2)におけるR4炭素数=13、m=9)
ソフタノール150:市販のポリオキシアルキレントリデシルエーテル((株)日本触媒「ソフタノール」(登録商標)150、一般式(2)におけるR4炭素数=13、m=15)
ノイゲンSD−70:市販のポリオキシアルキレンイソデシルエーテル(第一工業製薬(株)
「ノイゲン」(登録商標)SD−70、一般式(2)におけるR4炭素数=10、m=7)
「ノイゲン」(登録商標)SD−150、一般式(2)におけるR4炭素数=10、m=15)
Claims (6)
- 一般式(1):
一般式(2):
- プリント配線板の銅電極面を被覆する有機防錆膜がOSP処理により形成されたものである請求項1記載の水系洗浄剤組成物。
- 前記グリコールエーテル化合物(A)の含有量が0.1〜10重量%であり、非イオン性界面活性剤(B)の含有量が0.1〜10重量%であり、pH2.0〜4.0(25℃)である請求項1または2に記載の水系洗浄剤組成物。
- 有機酸類(C)が、カルボン酸類である請求項1〜3のいずれかに記載の水系洗浄剤組成物。
- 有機酸類(C)が、クエン酸、ギ酸、酢酸、プロパン酸、ブタン酸、シュウ酸、マレイン酸、フマル酸、マロン酸、コハク酸、グルタル酸、グリコール酸、安息香酸、リンゴ酸、アスコルビン酸からなる群より選らばれる少なくとも1種である請求項1〜3のいずれかに記載の水系洗浄剤組成物。
- 銅電極面が有機防錆膜で被覆されたプリント配線板に、請求項1〜5の水系洗浄剤組成物を接触させ、銅電極面の有機防錆膜および/または銅酸化膜を除去することを特徴とするプリント配線板の銅電極面の洗浄方法。
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JP2018127578A (ja) * | 2017-02-10 | 2018-08-16 | 荒川化学工業株式会社 | 防錆膜用の除去剤 |
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CN103757648A (zh) * | 2014-01-16 | 2014-04-30 | 段云豪 | 一种手机表面铜锈的去除及防护剂 |
JP2018127578A (ja) * | 2017-02-10 | 2018-08-16 | 荒川化学工業株式会社 | 防錆膜用の除去剤 |
KR20180092887A (ko) * | 2017-02-10 | 2018-08-20 | 아라까와 가가꾸 고교 가부시끼가이샤 | 방청막용 제거제 |
KR102335365B1 (ko) * | 2017-02-10 | 2021-12-03 | 아라까와 가가꾸 고교 가부시끼가이샤 | 방청막용 제거제 |
JP7212974B1 (ja) | 2022-04-14 | 2023-01-26 | メック株式会社 | 洗浄剤、洗浄方法、および補給液 |
WO2023199589A1 (ja) * | 2022-04-14 | 2023-10-19 | メック株式会社 | 洗浄剤、洗浄方法、および補給液 |
JP2023157159A (ja) * | 2022-04-14 | 2023-10-26 | メック株式会社 | 洗浄剤、洗浄方法、および補給液 |
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