Herbert A Spiller: Method for treating polyester filaments. Monsanto Company St Louis Missouri, Robert L Broad Jr, September 12, 1978: US04112668 (11 worldwide citation)

The method for production of polyester staple yarn having sufficiently low elongation and shrinkage and high tenacity and modulus for use in thread, sewing thread, cord, twine and in cordage products, wherein a tow of conventionally spun polyester filaments is drawn in an aqueous draw zone and then ...