3899387

Information

• Patent Grant
• 3899387

• References
• Source

• Patent Number

  3,899,387

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1975
  49 years ago

• CPC

  • C08G18/4833 - Polyethers containing oxyethylene units
  • C08G18/71 - Monoisocyanates or monoisothiocyanates
  • C11D1/50 - Derivatives of urea, thiourea, cyanamide, guanidine or urethanes
  • D21H17/57 - Polyureas Polyurethanes
  • Y10S516/07 - Organic amine, amide, or n-base containing

• US Classifications

  • 162 - Paper making and fiber liberation
  • 516 - Colloid systems and wetting agents
  • 560 - Organic compounds
  • 568 - Organic compounds