JP4105214B1 - メッキ膜の形成方法並びにポリマー部材及びその製造方法 - Google Patents
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- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
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- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
- C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
- C23C18/36—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents using hypophosphites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
- B29C2045/0079—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping applying a coating or covering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1701—Component parts, details or accessories; Auxiliary operations using a particular environment during moulding, e.g. moisture-free or dust-free
- B29C2045/1702—Component parts, details or accessories; Auxiliary operations using a particular environment during moulding, e.g. moisture-free or dust-free dissolving or absorbing a fluid in the plastic material
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- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
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Abstract
【解決手段】 ポリマー部材にメッキ膜を形成する方法であって、内部に金属物質が存在し、且つ、大気圧下で無電解メッキ液に不活性であるメッキ膜形成面を有するポリマー部材を用意することと、加圧二酸化炭素を含む無電解メッキ液をポリマー部材に接触させて、ポリマー部材にメッキ膜を形成することとを含むメッキ膜の形成方法を提供することにより上記課題を解決する。
【選択図】 図5
Description
本実施例で用いたポリマー成形品の製造装置の概略構成を図1に示した。本実施例の製造装置500は、図1に示すように、主に、金型を含む縦型の射出成形装置部503と、加圧二酸化炭素を含む無電解メッキ液の金型への供給及び排出を制御する無電解メッキ装置部501と、射出成形装置部503の可塑化シリンダー内の溶融樹脂に金属錯体を溶解した加圧二酸化炭素を浸透させるための表面改質装置部502とからなる。
次に、表面内部に金属微粒子を浸透させたポリマー成形品の成形方法について説明する。なお、本発明において金属錯体の樹脂への浸透方法は任意であるが、本実施例では、可塑化シリンダー52内で可塑化計量した溶融樹脂の先端部(フローフロント部)に金属錯体を溶解した加圧二酸化炭素を導入した。
上述のようにして作製された表面内部に金属微粒子が分散したポリマー成形品507に対して、次のようにして、金型内で無電解メッキ処理を行った。なお、無電解メッキ処理を行っている間、金型内部は80℃に温調した。
次に、この例で作製されたポリマー成形品507に対して、金属膜の密着性評価を行った。具体的には、高温多湿環境試験(条件:温度85℃、湿度85%Rh、放置時間1000時間)、温度150℃,放置時間500時間の条件での高温試験、並びに、−30℃と150℃との温度間でヒートッショク試験を20サイクル行った。その結果、すべての試験において金属膜の密着性の低下は認められなかった。さらに、この例で作製されたポリマー成形品507の表面粗さRaを測定したところ、金型の表面粗さと同等のRa=100nmであった。すなわち、この例のメッキ膜の形成方法によれば、射出成形と同時にメッキ処理を行うことができ、プロセスが簡略化することができる(安価にポリマー部材を製造できる)だけでなく、密着性が高く且つ平滑な金属膜を耐熱性の高い樹脂材料に形成できることが分かった。
まず、この例のポリマー成形品(ポリマー部材)の製造方法で用いたサンドイッチ成形装置について説明する。この例で用いた成形装置の概略構成を図8に示した。この例で用いた成形装置600は、図8に示すように、サンドイッチ成形機部601と、加圧流体供給部602と、加圧流体排出部603とから構成される。
次に、この例のポリマー成形品の製造方法を、図8〜15を参照しながら説明する。なお、この例では、先のサンドイッチ成形が終了した時点(図9の状態)からポリマー成形品の製造方法を説明する。それゆえ、図9では、前回の成形時に第2加熱シリンダー624から射出された溶融樹脂がノズル部618内の樹脂の流路に残留している。
501 無電解メッキ装置部
502 表面改質装置部
503 射出成形装置部
504 キャビティ
505 スキン層(表皮)
506 コア層
507 ポリマー成形品
509 無電解ニッケル−リン膜
550 金属微粒子
Claims (16)
- ポリマー部材にメッキ膜を形成する方法であって、
表面内部にメッキ触媒核となる金属物質が含浸し、最表面の該金属物質の濃度より高濃度で金属物質が存在する領域を内部に有するポリマー部材を用意することと、
加圧二酸化炭素を含む無電解メッキ液を上記ポリマー部材に接触させて、上記ポリマー部材にメッキ膜を形成することとを含むメッキ膜の形成方法。 - 上記金属物質が、金属微粒子、金属錯体及び金属錯体の変性物のいずれかを含むことを特徴とする請求項1に記載のメッキ膜の形成方法。
- 成形機を用いて上記ポリマー部材を作製し、上記ポリマー部材を用意することが、上記成形機内の上記ポリマー部材の溶融樹脂に上記金属物質が溶解した加圧二酸化炭素を導入することと、上記金属物質が導入された溶融樹脂を成形することとを含むことを特徴とする請求項1または2記載のメッキ膜の形成方法。
- 上記無電解メッキ液が、アルコールを含むことを特徴とする請求項1〜3のいずれか一項に記載のメッキ膜の形成方法。
- 上記メッキ膜がニッケルリン膜であることを特徴とする請求項1〜4のいずれか一項に記載のメッキ膜の形成方法。
- 上記高圧二酸化炭素が、7.38MPa以上20MPa以下の圧力を有する超臨界二酸化炭素であることを特徴とする請求項1〜5のいずれか一項に記載のメッキ膜の形成方法。
- 上記加圧二酸化炭素を含む無電解メッキ液に溶解可能な溶出物質が表面内部に存在する上記ポリマー部材を用意することを特徴とする請求項1〜6のいずれか一項に記載のメッキ膜の形成方法。
- 上記溶出物質がミネラルであることを特徴とする請求項7に記載のメッキ膜の形成方法。
- 上記ポリマー部材にメッキ膜を形成する際に、金属製の容器本体と、該容器本体の内部に配置され且つ上記加圧二酸化炭素を含む無電解メッキ液に対して不活性な材料で形成された内部容器とを備える処理容器を用い、該内部容器内で上記ポリマー部材を、上記加圧二酸化炭素を含む無電解メッキ液に接触させることを特徴とする請求項1〜8のいずれか一項に記載のメッキ膜の形成方法。
- 上記内部容器の形成材料がポリテトラフルオロエチレンであることを特徴とする請求項9に記載のメッキ膜の形成方法。
- ポリマー基材と、
上記ポリマー基材の表面内部に含浸したメッキ触媒核となる金属物質とを備え、
上記ポリマー基材の内部に、上記ポリマー基材の最表面の上記金属物質の濃度より高濃度の上記金属物質の領域が存在することを特徴とするポリマー部材。 - 上記ポリマー基材の表面内部に加圧二酸化炭素を含む無電解メッキ液に溶解可能な溶出物質としてミネラルが存在することを特徴とする請求項11に記載のポリマー部材。
- さらに、メッキ膜を備える請求項11または12に記載のポリマー部材。
- 上記メッキ膜がニッケルを含むことを特徴とする請求項13に記載のポリマー部材。
- 上記金属物質がパラジウムを含むことを特徴とする請求項14に記載のポリマー部材。
- 請求項11に記載のポリマー部材の製造方法であって、
成形機を用いたポリマー部材の製造方法であり、
上記成形機内の上記ポリマー部材の溶融樹脂にメッキ触媒核となる金属物質が溶解した加圧二酸化炭素を導入することと、
上記金属物質が導入された溶融樹脂を成形することとを含むポリマー部材の製造方法。
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JP2007096857A JP4105214B1 (ja) | 2007-04-02 | 2007-04-02 | メッキ膜の形成方法並びにポリマー部材及びその製造方法 |
KR1020080024040A KR20080090274A (ko) | 2007-04-02 | 2008-03-14 | 도금막의 형성방법 및 폴리머부재 및 그 제조방법 |
US12/078,626 US20080241514A1 (en) | 2007-04-02 | 2008-04-02 | Method for forming plating film, polymer member, and method for producing the same |
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EP2821195A4 (en) * | 2012-03-02 | 2015-11-11 | Hitachi Maxell | METHOD FOR PRODUCING MOLDED BODY, PROCESS FOR PRODUCING MOLDED BODY HAVING PLATING FILM, PROCESS FOR PRODUCING RESIN PELLETS, MOLDED FOAM HAVING PLATEING FILM, FOAM INJECTION MOLDING METHOD, NOZZLE UNIT, AND METHOD FOR PRODUCING RESIN PELLETS INJECTION MOLDING APPARATUS |
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---|---|---|---|---|
US5759462A (en) * | 1994-10-14 | 1998-06-02 | Amoco Corporaiton | Electrically conductive tapes and process |
US6235408B1 (en) * | 1998-03-06 | 2001-05-22 | Sharp Kabushiki Kaisha | Laminate structure |
US6497747B1 (en) * | 1999-09-24 | 2002-12-24 | Praxair Technology, Inc. | Production and use of improved polyimide separation membranes |
WO2001055489A2 (de) * | 2000-01-27 | 2001-08-02 | Incoat Gmbh | Schutz- und/oder diffusionssperrschicht |
US7144679B2 (en) * | 2001-01-24 | 2006-12-05 | Toray Engineering Company, Limited | Polyimide resin precursor solution, laminates for electronic components made by using the solution and process for production of the laminates |
CN100348401C (zh) * | 2002-05-22 | 2007-11-14 | 日立麦克赛尔株式会社 | 成形件,注射模塑法及装置 |
US20070264451A1 (en) * | 2006-05-11 | 2007-11-15 | Hitachi Maxell, Ltd. | Method of manufacturing polymer member and polymer member |
GB201018706D0 (en) * | 2010-11-05 | 2010-12-22 | Hexcel Composites Ltd | Improvements in composite materials |
-
2007
- 2007-04-02 JP JP2007096857A patent/JP4105214B1/ja not_active Expired - Fee Related
-
2008
- 2008-03-14 KR KR1020080024040A patent/KR20080090274A/ko not_active Application Discontinuation
- 2008-04-02 US US12/078,626 patent/US20080241514A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
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KR20080090274A (ko) | 2008-10-08 |
US20080241514A1 (en) | 2008-10-02 |
JP2008255169A (ja) | 2008-10-23 |
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