Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent
1989-06-08
1990-09-25
Zimmerman, John J.
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
428646, 428647, 204 373, 204 40, B32B 1500, C25D 510, C25D 550
Patent
active
049592785
ABSTRACT:
A tin or tin alloy plated article, particularly a film carrier which is protected against the generation of tin whiskers characterized in having an indium plated layer on the substrate thereof and a tin or tin alloy plated layer on said indium plated layer. There are also disclosed a coating process therefor as well as a novel and unique electroless indium plating bath therefor, said indium plating bath is an acidic, electroless plating bath characterized by including an indium salt and thiourea or a derivative thereof.
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Chemical Abstracts, vol. 80, No. 22, 3rd Jun. 1974, p. 469, Abstract No. 127422w, Columbus, Ohio, U.S.; V. A. Nikolaeva et al.: "Cathodic Deposition of Indium from Sulfate Solutions in the Presence of Thiourea", & Zh. Prikl. Khim (Leningrad), 1974, 47(1), 231-3.
Shimauchi Hidenori
Suzuki Keijiro
Nippon Mining Co., Ltd.
Zimmerman John J.
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