Patent ID: 6548432
Filing Date: 2003-04-15
Classification: D04H,Y10T

Abstract:
A meltblown polyethylene nonwoven fabric wherein polyethylene fibers of said fabric have a diameter of 5 &mgr;m or less and are made from a resin composition consisting essentially of(A) a polyethylene having a weight average molecular weight in the range of 21,000 to 45,000 and a melt flow rate at 190Â° C., under a load of 2.16 kilograms, in the range of 15 to 250 grams per 10 minutes and (B) a polyethylene wax having a weight average molecular weight of not more than 15,000, wherein the weight ratio of (A)/(B) ranges from 10/90 to 90/10.