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JPS56152964A - Exterior decorative parts for watch - Google Patents

Exterior decorative parts for watch

Info

Publication number
JPS56152964A
JPS56152964A JP5724080A JP5724080A JPS56152964A JP S56152964 A JPS56152964 A JP S56152964A JP 5724080 A JP5724080 A JP 5724080A JP 5724080 A JP5724080 A JP 5724080A JP S56152964 A JPS56152964 A JP S56152964A
Authority
JP
Japan
Prior art keywords
watch
layer
layers
decorative parts
exterior decorative
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.)
Pending
Application number
JP5724080A
Other languages
Japanese (ja)
Inventor
Masanobu Harada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP5724080A priority Critical patent/JPS56152964A/en
Publication of JPS56152964A publication Critical patent/JPS56152964A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physical Vapour Deposition (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

PURPOSE:To enhance the wear and corrosion resistances of exterior decorative parts for a watch by plating each surface of the parts with Ni and Cr in 2 layers and further coating the plated surface with >=1 specified hard layers. CONSTITUTION:Each surface of exterior decorative parts for a watch is plated with Ni in 1-50mum thickness as the 1st layer and with Cr in 0.1-5mum thickness as the 2nd layer. The plated surface is then coated with 1 or arbitrarily combined >=2 layers as the uppermost layer selected from hardened layers of Ti, Cr, W, Ta, Hf and Zr carbides, nitrides, oxides and a mixture thereof by vapor deposition, spraying or other method in 0.1-20mum thickness per layer. Since the surface layer of a watch case or the like obtd. by this method has about Hv 800-3,000 high hardness, the case shows high wear resistance and superior corrosion resistance. The case can be coated with a coat of TiN, TaC or the like assuming a gold color.
JP5724080A 1980-04-30 1980-04-30 Exterior decorative parts for watch Pending JPS56152964A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5724080A JPS56152964A (en) 1980-04-30 1980-04-30 Exterior decorative parts for watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5724080A JPS56152964A (en) 1980-04-30 1980-04-30 Exterior decorative parts for watch

Publications (1)

Publication Number Publication Date
JPS56152964A true JPS56152964A (en) 1981-11-26

Family

ID=13050003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5724080A Pending JPS56152964A (en) 1980-04-30 1980-04-30 Exterior decorative parts for watch

Country Status (1)

Country Link
JP (1) JPS56152964A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059074A (en) * 1983-08-22 1985-04-05 オボニック・シンセティック・マテイリアルズ・カンパニ−・インコ−ポレ−テッド Composite coating and manufacture
EP0186266A1 (en) * 1984-11-19 1986-07-02 Avco Corporation Erosion-resistant coating system
JPS61196334U (en) * 1985-05-29 1986-12-08
JPH11100682A (en) * 1997-04-30 1999-04-13 Masco Corp Article having coating
CN103436843A (en) * 2013-09-18 2013-12-11 佛山市伟盛利得镀膜有限公司 PVD (physical vapor deposition) composite membrane layer as well as preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059074A (en) * 1983-08-22 1985-04-05 オボニック・シンセティック・マテイリアルズ・カンパニ−・インコ−ポレ−テッド Composite coating and manufacture
EP0186266A1 (en) * 1984-11-19 1986-07-02 Avco Corporation Erosion-resistant coating system
JPS61196334U (en) * 1985-05-29 1986-12-08
JPH11100682A (en) * 1997-04-30 1999-04-13 Masco Corp Article having coating
CN103436843A (en) * 2013-09-18 2013-12-11 佛山市伟盛利得镀膜有限公司 PVD (physical vapor deposition) composite membrane layer as well as preparation method thereof

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