Sealed one-piece battery having an alkaline electrolyte

Details Sealed one-piece battery having an alkaline electrolyte Sealed one-piece battery having an alkaline electrolyte

1996-04-02

1998-09-01

Kalafut, Stephen

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Cell enclosure structure, e.g., housing, casing, container,...

H01M 202

Patent

active

058009450

ABSTRACT:
The present invention relates to a sealed one-piece battery having an alkaline electrolyte and comprising a container made of at least two mutually-cooperating parts suitable for being bonded together by contact heat-fusion and made of a thermoplastic material comprising an alloy of at least two polymers, including not less than 50% of a first polymer selected from polyamide 6 and polyamide 6--6; and not more than 50% of a second polymer selected from polyethylene, polypropylene, and copolymers thereof; said material having permeability to hydrogen no greater than 400 cm.sup.3 /m.sup.2 0.24 h.

REFERENCES:
patent: 3816181 (1974-06-01), Buckenthal
patent: 3856175 (1974-12-01), Dunlop
patent: 3972737 (1976-08-01), Sullivan et al.
patent: 4006037 (1977-02-01), Tirpak et al.
Patent Abstracts of Japan, vol. 013, No. 383 (E-811) 24 Aug. 1989 corresponding to JP-A-01 134874 (Showa Denko KK) dated May 26, 1989.
Patent Abstracts of Japan, vol. 008 No. 149 (E-255) 12 Jul. 1984 corresponding to JP-A-59 056351 (Nihon Denchi KK) dated Mar. 31, 1984.

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