3240664

Information

• Patent Grant
• 3240664

• References
• Source

• Patent Number

  3,240,664

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1966
  58 years ago

• CPC

  • D21H17/57 - Polyureas Polyurethanes
  • C08G65/2618 - the other compounds containing nitrogen
  • C08G71/02 - Polyureas
  • C08G73/00 - Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
  • C08G73/0213 - Preparatory process

• US Classifications

  • 162 - Paper making and fiber liberation
  • 528 - Synthetic resins or natural rubbers