CN1678768A - 含铅的铜合金的降低铅溶出的处理方法及含铅的铜合金制的水管道用器具 - Google Patents

含铅的铜合金的降低铅溶出的处理方法及含铅的铜合金制的水管道用器具 Download PDF

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Publication number
CN1678768A
CN1678768A CN 03820699 CN03820699A CN1678768A CN 1678768 A CN1678768 A CN 1678768A CN 03820699 CN03820699 CN 03820699 CN 03820699 A CN03820699 A CN 03820699A CN 1678768 A CN1678768 A CN 1678768A
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CN
China
Prior art keywords
copper alloy
lead
acid
solution
phosphoric acid
Prior art date
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Pending
Application number
CN 03820699
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English (en)
Chinese (zh)
Inventor
河本理之
折田三喜男
后藤晶
今本光男
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Toto Ltd
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Toto Ltd
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Filing date
Publication date
Application filed by Toto Ltd filed Critical Toto Ltd
Publication of CN1678768A publication Critical patent/CN1678768A/zh
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/78—Pretreatment of the material to be coated

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
  • Electroplating Methods And Accessories (AREA)
CN 03820699 2002-08-30 2003-08-29 含铅的铜合金的降低铅溶出的处理方法及含铅的铜合金制的水管道用器具 Pending CN1678768A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP256207/2002 2002-08-30
JP2002256207 2002-08-30

Publications (1)

Publication Number Publication Date
CN1678768A true CN1678768A (zh) 2005-10-05

Family

ID=31986313

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 03820699 Pending CN1678768A (zh) 2002-08-30 2003-08-29 含铅的铜合金的降低铅溶出的处理方法及含铅的铜合金制的水管道用器具

Country Status (4)

Country Link
JP (1) JPWO2004024987A1 (fr)
CN (1) CN1678768A (fr)
AU (1) AU2003257600A1 (fr)
WO (1) WO2004024987A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103143890A (zh) * 2013-03-04 2013-06-12 阮伟光 低铅铜合金卫浴器具的制造方法
CN106086894A (zh) * 2016-06-23 2016-11-09 台州德尊洁具厂(普通合伙) 一种水龙头主体除铅工艺、水龙头主体除铅设备及水龙头主体的加工工艺
CN108348047A (zh) * 2015-11-11 2018-07-31 Ykk株式会社 拉链链牙带及其制造方法、以及拉链

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4197269B2 (ja) * 2002-09-09 2008-12-17 株式会社キッツ バルブ・管継手等の銅合金製配管器材のニッケル溶出防止法及びその銅合金製配管器材
CN101570857B (zh) * 2004-03-05 2012-09-05 株式会社开滋 用于防止发生镍过敏的保护膜形成剂及其形成方法和制品
JP4463278B2 (ja) * 2004-09-28 2010-05-19 株式会社早川バルブ製作所 六価クロムフリー表面処理方法及び六価クロムフリー鉛含有銅系金属材
JP5473781B2 (ja) * 2009-06-01 2014-04-16 株式会社Ｌｉｘｉｌ 鉛含有銅合金製水道用器具の製造方法及び処理方法
KR101782697B1 (ko) * 2015-12-11 2017-09-28 엄영호 중금속 오염방지층을 갖는 수도계량기 및 그 제조방법
JP6679511B2 (ja) * 2016-07-05 2020-04-15 日本特殊陶業株式会社 セラミックヒータ
US11252790B2 (en) 2016-07-05 2022-02-15 Ngk Spark Plug Co., Ltd. Ceramic heater

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6324074A (ja) * 1986-07-17 1988-02-01 Nippon Denso Co Ltd 銅系金属の化成処理浴組成物
AU1350399A (en) * 1997-12-03 1999-06-16 Toto Ltd. Method of reducing elution of lead in lead-containing copper alloy, and city water service fittings made of lead-containing copper alloy

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103143890A (zh) * 2013-03-04 2013-06-12 阮伟光 低铅铜合金卫浴器具的制造方法
CN108348047A (zh) * 2015-11-11 2018-07-31 Ykk株式会社 拉链链牙带及其制造方法、以及拉链
CN108348047B (zh) * 2015-11-11 2020-10-02 Ykk株式会社 拉链链牙带及其制造方法、以及拉链
CN106086894A (zh) * 2016-06-23 2016-11-09 台州德尊洁具厂(普通合伙) 一种水龙头主体除铅工艺、水龙头主体除铅设备及水龙头主体的加工工艺

Also Published As

Publication number Publication date
JPWO2004024987A1 (ja) 2006-01-12
WO2004024987A1 (fr) 2004-03-25
AU2003257600A1 (en) 2004-04-30

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