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
Placental tissue grafts
Use of endogenous promoters in genetic engineering of Nannochloropsis gaditana
Packet transmission method, apparatus, and network system
Session transfer method, application server, and communications system
Method for computing an energy efficient route
System, method and computer program product for sharing a single instance of a database stored using a tenant of a multi-tenant on-demand database system
Wireless communication system, associated methods and data structures
  Randomly Featured Patents
Map information display device for navigation apparatus
Electrical connector shield case
Miniature lamp assembly having external interlocking device
Piezoelectric device having a ferroelectric film including a ferroelectric material
Bean and ground coffee carrier member for use in coffee systems
Input and output driver circuits for differential signal transfer, and differential signal transfer apparatus and methods
Insecticidal (heteroarylalky)alkane thio and oxo amine derivatives
Block synchronization detection apparatus and method
Operating method of vacuum processing system and vacuum processing system