| http://www.w3.org/ns/prov#value | - There are several methods for imparting a three-dimensional crimp, including the technologies of asymmetrically quenching, bulk continuous filament (BCF) processing, conjugate spinning of two polymers differing only in molecular chain length, and bicomponent spinning of two different polymers or copolymers, such as, that disclosed in U.S. Pat. No. 5,723,215 and in U.S. Pat. No. 4,618,531 to Marcus
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