#TOYO KOHAN CO LTD [JP]

PROCESS FOR PRODUCING SURFACE-TREATED STEEL SHEET FOR BATTERY CASE

A surface-treated steel sheet for battery cases is provided which comprises a nickel-cobalt alloy layer formed at the outermost surface of a plane to be an inner surface of a battery case. When X-ray …

DRIVE·May 14·1 min read

B32B15/013 TOYO KOHAN CO LTD [JP]

SURFACE-TREATED STEEL SHEET FOR BATTERY CASES, BATTERY CASE, AND BATTERY

DRIVE·Mar 5·1 min read

C25D5/14 TOYO KOHAN CO LTD [JP]

SURFACE-TREATED METAL SHEET AND PROCESS FOR PRODUCING FORMED ARTICLE FROM THE SURFACE-TREATED METAL SHEET

Provided are a surface-treatedmetal sheet which includes a nickel layer having improved corrosion resistance and a method of manufacturing a formed article. In a surface-treated metal sheetwhereanicke…

DRIVE·Nov 14·1 min read

B21C37/06 TOYO KOHAN CO LTD [JP]

NI-PLATED STEEL SHEET WITH EXCELLENT PRESSABILITY FOR BATTERY CAN

Provided is a Ni-plated steel sheet being excellent in press formability and suppression of wear of a mold and capable of maintaining alkali battery characteristic even after a lapse of time. In a Ni-…

DRIVE·Nov 14·2 min read

C25D5/14 TOYO KOHAN CO LTD [JP]

NI-PLATED STEEL SHEET FOR BATTERY CAN HAVING EXCELLENT PRESSABILITY

Provided is aNi-plated steel sheet having excellent press formability. An Fe-Ni diffusion layer and a softened Ni layer formed on the Fe-Ni diffusion layer are formed on a surface of a steel sheet cor…

DRIVE·Jul 4·2 min read

C25D3/12 TOYO KOHAN CO LTD [JP]

NICKEL-PLATED STEEL SHEET AND PROCESS FOR PRODUCING BATTERY CAN USING THE NICKEL-PLATED STEEL SHEET

ANi-plated steel sheet is provided in which the occurrence of scratches at the time of forming a battery can is suppressed. Also provided is a method which includes a step where a surface of a steel s…

DRIVE·Apr 18·2 min read

B21B1/227 TOYO KOHAN CO LTD [JP]

SURFACE-TREATED STEEL SHEET PROVIDED WITH ANTIRUST COATING FILM AND METHOD FOR PRODUCING SAME

A surface-treated steel sheet having a Co layer, wherein oxidation of the surface is prevented without deteriorating characteristics such as electrical conductivity. A surface-treated steel sheet whic…

DRIVE·Nov 23·1 min read

B32B15/013 TOYO KOHAN CO LTD [JP]

BATTERY CASE-USE SURFACE-TREATED STEEL SHEET, BATTERY CASE AND BATTERY USING IT

A bakery case-use surface-treated steel sheet excellent in battery performance, a battery case and a battery using it. The battery case is obtained by forming, on the Surface corresponding to a batter…

DRIVE·Jun 7·1 min read

C23C18/32 TOYO KOHAN CO LTD [JP]

COMPOSITE CURRENT COLLECTOR

A current collector effective for reductions in weight and thickness. The current collector produced by forming a conductive layer having a surface electric resistance not higher than 1.3 OMEGA /cm on…

DRIVE·Jul 6·1 min read

H01M4/64 TOYO KOHAN CO LTD [JP]

SURFACE TREATED STEEL PLATE FOR BATTERY CASES, ITS MANUFACTURING METHOD, BATTERY CASE FORMED USING THE STEEL PLATE, BATTERY USING THE BATTERY CASE

A surface treated steel plate for battery cases having an improved electrical contact with the battery positive electrode active material, its manufacturing method, a battery case, and a battery are d…

DRIVE·Jun 22·1 min read

C25D15/00 TOYO KOHAN CO LTD [JP]

SURFACE TREATED STEEL PLATE FOR BATTERY CASES AND BATTERY CASE USING SAME

A surface treated steep plate excellent in battery performance and a battery case comprising the same are disclosed. The battery case is produced by forming a surface treated steel sheet having an ind…

DRIVE·Jun 22·1 min read

C25D5/12 TOYO KOHAN CO LTD [JP]

SURFACE TREATED STEEL SHEET FOR BATTERY CASE, BATTERY CASE AND BATTERY USING THE CASE

A surface treated steel sheet for a battery case, which has a diffusion layer of a nickel-phosphorus alloy or a nickel-cobalt-phosphorus alloy formed on the outermost layer of the inside surface of a …

DRIVE·Jan 19·1 min read

C23C10/28 TOYO KOHAN CO LTD [JP]

SURFACE-TREATED STEEL PLATE FOR BATTERY CASE AND BATTERY CASE

A battery case excellent in glossiness of appearance and working efficiency and a surface-plated steel plate which can be used preferably to manufacture the battery case. The battery case is produced …

DRIVE·May 14·1 min read

C23C10/60 TOYO KOHAN CO LTD [JP]

A method for manufacturing a surface treated steel sheet to be formed into a battery container

A battery case which has a high quality and is suitable for continuous forming and a surface-treated steel sheet which can be used suitably for manufacturing the battery case. The battery case is manu…

DRIVE·Mar 27·2 min read

C25D3/562 TOYO KOHAN CO LTD [JP]

SAFETY DEVICE FOR SEALED BATTERY AND SEALED BATTERY USING IT

A safety device for a closed battery capable positively preventing a rupture due to a rapid internal pressure rise at over-packing and short-circuiting and being produced inexpensively, a positive ele…

DRIVE·Sep 19·2 min read

H01M10/052 TOYO KOHAN CO LTD [JP]

SURFACE-TREATED STEEL SHEET FOR BATTERY CASE, BATTERY CASE COMPRISING THE SAME, METHODS FOR PRODUCING THEM, AND BATTERY

A purpose of the present invention is to provide a surface treated steel sheet for a battery container having an excellent anti-alkaline characteristic and a performance for maintaining a discharging …

DRIVE·Jun 27·2 min read

C25D5/12 TOYO KOHAN CO LTD [JP]

SURFACE-TREATED STEEL SHEET FOR BATTERY CASE, METHOD OF PRODUCTION THEREOF, BATTERY CASE FORMED BY THE STEEL SHEET AND BATTERY USING THE CASE

The objective of the present invention is to produce a surface treated steel sheet for a battery container of which electric contact to the positive electrode active material is improved, a method of …

DRIVE·May 30·1 min read

C25D15/02 TOYO KOHAN CO LTD [JP]