3880782

Information

• Patent Grant
• 3880782

• References
• Source

• Patent Number

  3,880,782

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1975
  50 years ago

• CPC

  • C08J9/0014 - Use of organic additives
  • C08G18/022 - the polymeric products containing isocyanurate groups
  • C08G18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G18/225 - of alkali or alkaline earth metals
  • C08G18/3814 - Polyamines
  • C08G18/3819 - having nitrogen
  • C08G18/3825 - containing amide groups
  • C08G18/3855 - having sulfur
  • C08G18/3861 - containing sulfonamide and/or sulfonylhydrazide groups
  • C08K5/02 - Halogenated hydrocarbons
  • C08K5/16 - Nitrogen-containing compounds
  • C08G2101/0041 - having specified density
  • C08G2105/02 - to isocyanurate groups
  • Y10S521/902 - Cellular polymer containing an isocyanurate structure

• US Classifications

  • 521 - Synthetic resins or natural rubbers