3920589

Information

• Patent Grant
• 3920589

• References
• Source

• Patent Number

  3,920,589

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • C08F299/0442 - Catalysts
  • C08J9/104 - Hydrazines; Hydrazides; Semicarbazides; Semicarbazones; Hydrazones; Derivatives thereof
  • C08J2367/06 - Unsaturated polyesters
  • Y10S521/913 - Cell forming in absence of external heat

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers