Process for preparing non-amalgamated zinc alloy powder for alkali dry cells
AssigneesToho-Aen Kabushikigaisha, Sanyo-Ekuseru Kabushikigaisha, Sanyo-Denki Kabushikigaisha
InventorsKinya Tada, Masaaki Kurimura, Mutsumi Yano, Eiichiro Mieno, Wataru Sekiguchi, Junzo Nakagawa, Takanori Akazawa
Life of this patent
Estimating the term…
Abstract
Non-amalgamated zinc alloy powder is prepared by admixing zinc alloy powder with a predetermined amount of indium and heating the resulting mixture at temperature ranging from 160.degree. C. to 200.degree. C. in inert gas atmosphere.
Claims6
A process for preparing non-amalgamated zinc alloy powder for alkali dry cells, comprising admixing zinc alloy powder with a predetermined amount of indium and heating a mixture of the zinc alloy powder with indium at a predetermined temperature in an atmosphere of an inert gas for the purpose of coating the zinc alloy powder with the indium.
Dependencies are inferred from the claim text.