Patent ID: 6517675
Filing Date: 2003-02-11
Classification: B01D,B22F,C22C,D21H,H01G,H01M,Y02E

Abstract:
A process for making a wet-layed, non-woven metal fiber containing sheet which comprises(a) dispersing a mixture of metal fiber, metal powder, 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 and metal powder to the slurry of wood pulp and fibrillated material, with the amount of metal fiber and metal powder ranging from 60 to 80 weight percent, the amount of wood pulp ranging from about 15 to about 30 weight percent, the amount of fibrillated material ranging from about 5 to 10 weight percent; (b) applying the aqueous dispensing fluid with the dispersed mixture onto a screen, and (c) removing the aqueous dispensing fluid to thereby form a metal fiber/metal powder comprising sheet.