Patent ID: 6177191
Filing Date: 2001-01-23
Classification: D01F,D04H,Y10T

Abstract:
A method for making an article of manufacture, comprising:A. providing a spinnable polymer melt comprising a polyolefin-containing polymer and a polysiloxane of the formula [X----[Si(R.sup.1)(R.sup.2)----O--].sub.z --Y,] in which X and Y are independently selected from aliphatic groups having not more than about twenty-two carbon atoms and ethers thereof, z ranges from about 10 to about 50 or more, and (a) R.sup.1 and R.sup.2 are independently selected from aliphatic groups having not more than about twenty-two carbon atoms and the polysiloxane has a molecular weight of at least about 15,000 or (b) at least one of R.sup.1 and R.sup.2 is an arene group and the other is an arene group or an aliphatic group having not more than about twenty-two carbon atoms; andB. spinning said melt into an as-spun fiber.