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Patent Searching and Data


Title:
UV STABILIZED SPUNBOND FABRICS WITH ENHANCED TRAPEZOIDAL TEAR
Document Type and Number:
WIPO Patent Application WO2000020209
Kind Code:
A9
Abstract:
A nonwoven fabric with UV stability having a spunbonded fabric layer (2) comprising a base resin selected from the group consisting of polypropylene and polyethylene; combined with melt processable additives; wherein said melt processable additives are a mixture of (i) at least two hindered amine light stabilizers; (ii) a processing aid selected from the group consisting of hydroxyl amines and phosphites; and (iii) a carrier resin selected from the group consisting of polypropylene and polyethylene. Other melt processable additives include pigments which are added to provide the desired color in the resulting fabric layer.

Inventors:
SRINIVASAN RAMESH
Application Number:
PCT/US1999/022868
Publication Date:
November 16, 2000
Filing Date:
October 04, 1999
Export Citation:
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Assignee:
BBA NONWOVENS SIMPSONVILLE INC (US)
International Classes:
B32B5/26; B32B27/18; B32B27/32; D01F1/10; D01F6/46; D04H3/16; D04H5/08; D04H13/00; (IPC1-7): B32B27/04; D04H1/56; B01D9/00
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