JPS5948875B2 - Citric acid-based bright tin or tin alloy plating bath - Google Patents
Citric acid-based bright tin or tin alloy plating bathInfo
- Publication number
- JPS5948875B2 JPS5948875B2 JP13673177A JP13673177A JPS5948875B2 JP S5948875 B2 JPS5948875 B2 JP S5948875B2 JP 13673177 A JP13673177 A JP 13673177A JP 13673177 A JP13673177 A JP 13673177A JP S5948875 B2 JPS5948875 B2 JP S5948875B2
- Authority
- JP
- Japan
- Prior art keywords
- tin
- tables
- plating bath
- citric acid
- formulas
- 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
Links
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 title claims description 33
- 238000007747 plating Methods 0.000 title claims description 19
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 title claims description 18
- 229910001128 Sn alloy Inorganic materials 0.000 title claims description 16
- -1 polyoxyethylene Polymers 0.000 claims description 7
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 5
- 229920003169 water-soluble polymer Polymers 0.000 claims description 5
- HSJKGGMUJITCBW-UHFFFAOYSA-N 3-hydroxybutanal Chemical compound CC(O)CC=O HSJKGGMUJITCBW-UHFFFAOYSA-N 0.000 claims description 4
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 claims description 4
- 150000003934 aromatic aldehydes Chemical class 0.000 claims description 4
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 claims description 4
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 4
- ZRSNZINYAWTAHE-UHFFFAOYSA-N p-methoxybenzaldehyde Chemical compound COC1=CC=C(C=O)C=C1 ZRSNZINYAWTAHE-UHFFFAOYSA-N 0.000 claims description 4
- SATCULPHIDQDRE-UHFFFAOYSA-N piperonal Chemical compound O=CC1=CC=C2OCOC2=C1 SATCULPHIDQDRE-UHFFFAOYSA-N 0.000 claims description 4
- SMQUZDBALVYZAC-UHFFFAOYSA-N salicylaldehyde Chemical compound OC1=CC=CC=C1C=O SMQUZDBALVYZAC-UHFFFAOYSA-N 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 150000003863 ammonium salts Chemical class 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 claims description 2
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 claims description 2
- 229940015043 glyoxal Drugs 0.000 claims description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
- FXLOVSHXALFLKQ-UHFFFAOYSA-N p-tolualdehyde Chemical compound CC1=CC=C(C=O)C=C1 FXLOVSHXALFLKQ-UHFFFAOYSA-N 0.000 claims description 2
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 claims description 2
- 229940081310 piperonal Drugs 0.000 claims description 2
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 claims description 2
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 claims description 2
- 235000012141 vanillin Nutrition 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 10
- JARKCYVAAOWBJS-UHFFFAOYSA-N hexanal Chemical compound CCCCCC=O JARKCYVAAOWBJS-UHFFFAOYSA-N 0.000 claims 2
- WJUFSDZVCOTFON-UHFFFAOYSA-N veratraldehyde Chemical compound COC1=CC=C(C=O)C=C1OC WJUFSDZVCOTFON-UHFFFAOYSA-N 0.000 claims 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims 1
- PCSMJKASWLYICJ-UHFFFAOYSA-N Succinic aldehyde Chemical compound O=CCCC=O PCSMJKASWLYICJ-UHFFFAOYSA-N 0.000 claims 1
- 238000009713 electroplating Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- QCEUXSAXTBNJGO-UHFFFAOYSA-N [Ag].[Sn] Chemical compound [Ag].[Sn] QCEUXSAXTBNJGO-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- WDHWFGNRFMPTQS-UHFFFAOYSA-N cobalt tin Chemical compound [Co].[Sn] WDHWFGNRFMPTQS-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- GZCWPZJOEIAXRU-UHFFFAOYSA-N tin zinc Chemical compound [Zn].[Sn] GZCWPZJOEIAXRU-UHFFFAOYSA-N 0.000 description 1
- 229910000597 tin-copper alloy Inorganic materials 0.000 description 1
- 229910001174 tin-lead alloy Inorganic materials 0.000 description 1
Landscapes
- Electroplating And Plating Baths Therefor (AREA)
Description
【発明の詳細な説明】
本発明は光沢錫または光沢錫合金のクエン酸系電気めつ
き浴に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a citric acid-based electroplating bath for bright tin or bright tin alloys.
錫または錫合金のクエン酸系電気めつき浴において光沢
性の錫または錫合金を得る、優れた光沢添加剤は未だ開
発されていない。No superior brightness additive has yet been developed to obtain bright tin or tin alloys in citric acid-based electroplating baths of tin or tin alloys.
本発明者等はクエン酸系電気めつき浴において析出する
錫または錫合金に優れた光沢を与える添加剤を得んとし
て種々研究した結果本発明に到達したものであつて、本
発明はクエン酸またはその塩およびアンモニウム塩を含
有す句丑４〜８の錫または錫合金めつき浴にポリオキシ
エチレンまたはその誘導体の水溶性ポリマーを添加する
か、あるいはポリオキシエチレンまたはその誘導体の水
溶性ポリマーに脂肪族およびまたは芳香族アルデヒドを
添加したクエン酸系光沢錫または錫合金めつき浴である
。本発明においてポリオキシエチレンまたはその誘導体
としては（但し、ｎは重合度を示す）のうちの少くとも
一種類が使用され、その使用量はめつき浴１立当り１〜
５ｇである。The present inventors have arrived at the present invention as a result of various studies aimed at obtaining an additive that gives excellent gloss to tin or tin alloys deposited in a citric acid-based electroplating bath. or a water-soluble polymer of polyoxyethylene or its derivatives is added to the tin or tin alloy plating bath of clauses 4 to 8 containing salts thereof and ammonium salts; A citric acid-based bright tin or tin alloy plating bath containing aliphatic and/or aromatic aldehydes. In the present invention, at least one type of polyoxyethylene or its derivative (where n indicates the degree of polymerization) is used, and the amount used is 1 to 1 per plating bath.
It is 5g.
また脂肪族アルデヒドとしてはホルムアルデヒド、アセ
トアルデヒド、プロピオンアルデヒド、グリオキサール
、スクシンジアノレデヒド、カフ０ロンアルデヒド、ア
ルドールなどが少くとも１種類、芳香族アルデヒドとし
てはベンズアルデヒド、Ｐ−トルアルデヒド、サリチル
アルデヒド、ベラトルアルデヒド、アニスアルデヒド、
ピペロナール、バニリンなどが少くとも１種類使用され
、その使用量は脂肪族の場合でもまた芳香族の場合でも
めつき浴１立当り０．１〜０．５ｇ二である。本発明の
うち水溶性ポリマーのみを添加したものを使用すれば、
半光沢性のある錫または錫合金がめつきされ、かつめつ
き浴の老化性が少なく、浴の寿命が長くなる利点がある
が、さらにこの水Ｊ溶性ポリマーに上記アルデヒド類を
添加しためつき浴を使用すれば、鏡面光沢のある錫また
は錫合金めつきが得られ、かつめつき液の寿命も一層長
くなる。At least one type of aliphatic aldehyde such as formaldehyde, acetaldehyde, propionaldehyde, glyoxal, succindianoledehyde, caffronaldehyde, and aldol is used, and examples of aromatic aldehyde include benzaldehyde, P-tolualdehyde, salicylaldehyde, and veratol. aldehyde, anisaldehyde,
At least one type of piperonal, vanillin, etc. is used, and the amount used is 0.1 to 0.5 g per plating bath, whether aliphatic or aromatic. If one of the present inventions containing only a water-soluble polymer is used,
The plating bath is plated with semi-bright tin or a tin alloy, and has the advantage of less aging and a longer bath life. If used, tin or tin alloy plating with a mirror shine can be obtained, and the life of the plating solution will also be extended.
めつき条件はめつき浴温１０〜４０℃、電流密度５０．
１〜６Ａ／Ｄｍ・である。Plating conditions are plating bath temperature 10-40°C, current density 50.
1 to 6 A/Dm.
この電流密度範囲外では海綿状の析出物が析出するかま
たは無光沢になる。本発明は錫は勿論錫一亜鉛合金、錫
一鉛合金、錫−コバルト合金、錫一銀合金、錫一銅合金
など４の合金めつきに使用される。Outside this current density range, spongy precipitates form or become matte. The present invention is used for plating not only tin but also alloys such as tin-zinc alloy, tin-lead alloy, tin-cobalt alloy, tin-silver alloy, tin-copper alloy, etc.
次に実施例を示すが、実施例に使用しためつき浴の組成
は次の如くである。Next, examples will be shown, and the composition of the sapping bath used in the examples is as follows.
（１）錫めつき浴 次にめつき条件は次の如くである。(1) Tin bath Next, the plating conditions are as follows.
これらの実施結果を次表に示す。The results of these implementations are shown in the table below.
Claims (1)
するｐＨ４〜８の錫または錫合金めつき浴に、ポリオキ
シエチレンまたはその誘導体の水溶性ポリマーを添加し
たクエン酸系光沢錫または錫合金めつき浴。 ２ ポリオキシエチレンおよびその誘導体の水溶性ポリ
マーとして▲数式、化学式、表等があります▼ｎ：２０
〜２００の整数▲数式、化学式、表等があります▼ｎ：
２０〜２００の整数▲数式、化学式、表等があります▼
ｎ：１０〜１００の整数▲数式、化学式、表等がありま
す▼ｎ：２０〜２００の整数▲数式、化学式、表等があ
ります▼ｎ：：１０〜１００の整数▲数式、化学式、表
等があります▼ｎ：２０〜２００の整数▲数式、化学式
、表等があります▼ｎ＿１：５〜５０、ｎ＿２：１０〜
１００の整数▲数式、化学式、表等があります▼ｎ：２
０〜２００の整数▲数式、化学式、表等があります▼ｎ
：２０〜２００の整数▲数式、化学式、表等があります
▼ｎ：２０〜２００の整数のうちの少くとも１種類を使
用する特許請求の範囲第１項記載のクエン酸系光沢錫ま
たは錫合金めつき浴。 ３ クエン酸塩またはその塩およびアンモニウム塩を含
有するｐＨ４〜８の錫または錫合金めつき浴にポリオキ
シエチレまたはその誘導体の水溶性ポリマーと脂肪族お
よびまたは芳香族アルデヒドとを添加したクエン酸系光
沢錫または錫合金めつき浴。 ４ 脂肪族アルデヒドとして ホルムアルデヒド アセトアルデヒド プロピオンアルデヒド グリオキサール スクシンジアルデヒド カプロンアルデヒド アルドール のうちの少くとも１種類を使用する特許請求の範囲第３
項記載のクエン酸系光沢錫または錫合金めつき浴。 ５ 芳香族アルデヒドとして ベンズアルデヒド ｐ−トルアルデヒド サリチルアルデヒド ベラトルアルデヒド アニスアルデヒド ピペロナール バニリン のうちの少くとも１種類を使用する特許請求の範囲第３
項記載のクエン酸系光沢錫または錫合金めつき浴。[Scope of Claims] 1. Citric acid-based bright tin or a water-soluble polymer of polyoxyethylene or its derivatives is added to a tin or tin alloy plating bath of pH 4 to 8 containing citric acid or its salt and ammonium salt. Tin alloy plating bath. 2 Water-soluble polymers of polyoxyethylene and its derivatives ▲There are mathematical formulas, chemical formulas, tables, etc.▼n: 20
~200 integers ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ n:
Integers from 20 to 200 ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼
n: An integer between 10 and 100 ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ n: An integer between 20 and 200 ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ n:: An integer between 10 and 100 ▲ There are mathematical formulas, chemical formulas, tables, etc. Yes▼n: An integer from 20 to 200▲There are mathematical formulas, chemical formulas, tables, etc.▼n_1: 5-50, n_2: 10-
100 integers ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ n: 2
Integer from 0 to 200 ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ n
: An integer from 20 to 200 ▲ There are mathematical formulas, chemical formulas, tables, etc. ▼ n: At least one type of integer from 20 to 200 is used Citric acid-based bright tin or tin alloy according to claim 1 Pleasant bath. 3. A citric acid-based plating bath in which a water-soluble polymer of polyoxyethylene or a derivative thereof and an aliphatic and/or aromatic aldehyde are added to a tin or tin alloy plating bath with a pH of 4 to 8 containing citrate or a salt thereof and an ammonium salt. Bright tin or tin alloy plating bath. 4. Claim 3 in which at least one of formaldehyde, acetaldehyde, propionaldehyde, glyoxal, succindialdehyde, capronaldehyde, and aldol is used as the aliphatic aldehyde.
A citric acid-based bright tin or tin alloy plating bath as described in . 5. Claim 3 in which at least one of benzaldehyde, p-tolualdehyde, salicylaldehyde, veratraldehyde, anisaldehyde, piperonal vanillin is used as the aromatic aldehyde.
A citric acid-based bright tin or tin alloy plating bath as described in .
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13673177A JPS5948875B2 (en) | 1977-11-16 | 1977-11-16 | Citric acid-based bright tin or tin alloy plating bath |
| GB7844297A GB2013241B (en) | 1977-11-16 | 1978-11-13 | Electroplating bath for depositing tin or tin alloy with brightness |
| DE2849502A DE2849502C2 (en) | 1977-11-16 | 1978-11-15 | Bath for the galvanic deposition of semi-glossy to glossy coatings made of tin or a tin alloy |
| US05/960,944 US4168223A (en) | 1977-11-16 | 1978-11-15 | Electroplating bath for depositing tin or tin alloy with brightness |
| FR7832240A FR2409327A1 (en) | 1977-11-16 | 1978-11-15 | ELECTROPLACING BATHS FOR THE GLOSSY DEPOSIT OF TIN OR TIN ALLOYS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13673177A JPS5948875B2 (en) | 1977-11-16 | 1977-11-16 | Citric acid-based bright tin or tin alloy plating bath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5469534A JPS5469534A (en) | 1979-06-04 |
| JPS5948875B2 true JPS5948875B2 (en) | 1984-11-29 |
Family
ID=15182178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13673177A Expired JPS5948875B2 (en) | 1977-11-16 | 1977-11-16 | Citric acid-based bright tin or tin alloy plating bath |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5948875B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5952237B2 (en) * | 1981-10-14 | 1984-12-18 | キザイ株式会社 | Tin-zinc alloy plating bath |
| JPS59182986A (en) * | 1983-04-01 | 1984-10-17 | Keigo Obata | Tin, lead and tin-lead alloy plating bath |
| JPS63161187A (en) * | 1986-12-24 | 1988-07-04 | Nippon Mining Co Ltd | Production of reflow-treated solder plated material |
| JPS63161184A (en) * | 1986-12-24 | 1988-07-04 | Nippon Mining Co Ltd | Production of reflow-treated tined material |
-
1977
- 1977-11-16 JP JP13673177A patent/JPS5948875B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5469534A (en) | 1979-06-04 |
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