MEMBER PROVIDED WITH COATING COMPOSED MAINLY OF TIN, METHOD OF COATING FORMATION AND METHOD OF SOLDERING

Title:

MEMBER PROVIDED WITH COATING COMPOSED MAINLY OF TIN, METHOD OF COATING FORMATION AND METHOD OF SOLDERING

Document Type and Number:

WIPO Patent Application WO/2006/134665

Kind Code:

A1

Abstract:

[PROBLEMS] To provide a member provided with coating that is capable of suppressing any whisker generation. [MEANS FOR SOLVING PROBLEMS] Coating (3) containing multiple crystal grains (3a) consisting of tin or a tin alloy is superimposed on a surface of base material (1). Intermetallic compound (3b) composed of tin and a first metal is formed in crystal grain boundaries of the coating.

Inventors:

SAKUYAMA SEIKI (JP)

Application Number:

PCT/JP2005/011150

Publication Date:

December 21, 2006

Filing Date:

June 17, 2005

Export Citation:

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Assignee:

FUJITSU LTD (JP)
SAKUYAMA SEIKI (JP)

International Classes:

C23C26/00; B32B15/01; C25D5/12; C25D5/50; C25D7/00; H01R13/03

Foreign References:

JP2001335987A	2001-12-07
JP2004124249A	2004-04-22
JPH04329891A	1992-11-18

Attorney, Agent or Firm:

Takahashi, Keishiro (4th Fl. Okachimachi Tohsei Bldg., 3-12-1, Tait, Taito-ku Tokyo 16, JP)

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