Resources Contact Us Home
Process for producing acrylic fiber

Image Number 4 for United States Patent #4347203.

An acrylic fiber having linen- or cotton-like feeling, dry feeling, a high hygroscopicity and a high water retentivity, which is characterized in that said fiber is covered on the outside with creases running along the fiber axis, adjacent creases being 0.1 to apart on the average; has in any of its cross-sections two or more macrovoids, or more in major diameter, which extend in the direction of fiber axis; and said fiber has 30 to 150 microcrimps per 25 mm of fiber length. A method for producing such a fiber is also disclosed.

  Recently Added Patents
Method of manufacturing nitride semiconductor and nitride semiconductor element
Method and apparatus for optimizing paging in a communication network
Tandem electric machine arrangement
Illumination unit for a direct-view display
Vanilloid receptor ligands and use thereof for the production of pharmaceutical preparations
Moving picture decoding device and moving picture decoding method
Support for a parameterized query/view in complex event processing
  Randomly Featured Patents
Pattern formation material and method
Polishing fluid and method of polishing
Beazimidazole compounds active as inhibitors of the cholesterol biosynthesis
Gas regulator
Adaptive defrost control circuit with relay power saving feature
Tape dispenser
Vent assembly
System and method for enhanced artificial bandwidth expansion
Electrochemical storage cell