A non-woven fabric which consists of a blend 75% to 95% by weight of polypropylene based fibers and 5 to 25% by weight of polyester based fibers. The polypropylene fibers are extruded from a melt mixture of about 80 to 99% by weight polypropylene and about 1 to 20% by weight of a suitable heat stabilizer....http://www.google.de/patents/US6913720?utm_source=gb-gplus-sharePatent US6913720 - Non-woven fabric with flame retardant properties and method of making same
