2975157

Information

• Patent Grant
• 2975157

• References
• Source

• Patent Number

  2,975,157

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1961
  64 years ago

• CPC

  • C08G18/3246 - heterocyclic, the heteroatom being oxygen or nitrogen in the form of an amino group
  • D01F6/72 - from polyureas
  • Y10S528/906 - Fiber or elastomer prepared from an isocyanate reactant

• US Classifications

  • 528 - Synthetic resins or natural rubbers