3870556

Information

• Patent Grant
• 3870556

• References
• Source

• Patent Number

  3,870,556

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1975
  49 years ago

• CPC

  • D06M15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane links Precondensation products forming them
  • C08G18/712 - containing halogens
  • C08G18/771 - oxygen
  • D06M13/395 - Isocyanates
  • Y10S8/11 - Isocyanate and carbonate modification of fibers
  • Y10T442/2385 - Improves shrink resistance
  • Y10T442/2762 - Coated or impregnated natural fiber fabric [e.g., cotton, wool, silk, linen, etc.]

• US Classifications

  • 442 - Fabric
  • 008 - Bleaching and dyeing