Patent ID: 6309510
Filing Date: 2001-10-30
Classification: B01D,B22F,D21H,H01M,Y02E,Y10T

Abstract:
A process for making a wet-layed, non-woven metal fiber sheet which comprises(a) dispersing a mixture of metal fibers, wood pulp and a fibrillated material into an aqueous dispensing fluid, with the mixture being dispersed by first creating a slurry of wood pulp and fibrillated material, and then adding the metal fiber to the slurry of wood pulp and fibrillated material, and with the amount of metal fibers in the mixture ranging from 60 to 80 weight percent, the amount of wood pulp in the mixture ranging from 15 to 30 weight percent and the amount of fibrillated material in the mixture ranging from about 5 to 15 weight percent;(b) applying the aqueous dispensing fluid with dispersed mixture onto a screen, and(c) removing the aqueous dispensing fluid to thereby form a metal fiber sheet.