Title:
NONWOVEN FABRIC FOR ALKALINE BATTERY SEPARATOR AND ITS MANUFACTURE
Document Type and Number:
Japanese Patent JPH07122258
Kind Code:
A
Abstract:
PURPOSE: To obtain a nonwoven fabric and its manufacture for an alkaline battery separator excellent in absorbability and holdability of an electrolyte.
CONSTITUTION: A constitution is formed of polyethylene flap pulp of beating flash spinning high density polyethylene fiber untied until a mean fiber length is decreased to 1.20mm or less and polyolefin system fiber provided with one or two kinds or more of an ethylene vinyl alcohol copolymer component. The polyolefin system fiber is preferably specific devision type compound fiber or heat bonding compound fiber.
Inventors:
SHIGEMATSU TOSHIHIRO
Application Number:
JP26880993A
Publication Date:
May 12, 1995
Filing Date:
October 27, 1993
Export Citation:
Assignee:
MITSUBISHI PAPER MILLS LTD
International Classes:
D04H1/32; D04H1/4291; D21H13/14; D21H15/10; H01M2/16; (IPC1-7): H01M2/16; D04H1/04; D04H1/42; D21H13/14; D21H15/10