3680301

Information

• Patent Grant
• 3680301

• References
• Source

• Patent Number

  3,680,301

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1972
  52 years ago

• CPC

  • D02J1/229 - Relaxing
  • D01D5/20 - with varying denier along their length
  • D02G1/004 - by heating fibres, filaments, yarns or threads so as to create a temperature gradient across their diameter, thereby imparting them latent asymmetrical shrinkage properties
  • D02J1/223 - Stretching in a liquid bath
  • D06M13/02 - with hydrocarbons
  • D06M13/08 - with halogenated hydrocarbons
  • D06M13/144 - Alcohols Metal alcoholates
  • D06M13/148 - Polyalcohols
  • D06M13/17 - Polyoxyalkyleneglycol ethers
  • D06M13/355 - having six-membered heterocyclic rings
  • D06M13/402 - Amides imides, sulfamic acids
  • D06M13/52 - combined with mechanical treatment
  • D06M15/53 - Polyethers
  • D06M15/70 - combined with mechanical treatment
  • D06M2101/32 - Polyesters
  • Y10S428/91 - Product with molecular orientation
  • Y10T428/2922 - Nonlinear [e.g., crimped, coiled, etc.]
  • Y10T428/2976 - Longitudinally varying

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 057 - Textiles: spinning, twisting, and twining