3890389

Information

• Patent Grant
• 3890389

• References
• Source

• Patent Number

  3,890,389

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  50 years ago

• CPC

  • C08G18/5075 - having phosphorus
  • C08G18/0814 - containing ammonium groups or groups forming them
  • C08G18/3878 - having phosphorus
  • C08G2101/0025 - rigid
  • C08G2101/005 - < 50 kg/m

• US Classifications

  • 564 - Organic compounds
  • 521 - Synthetic resins or natural rubbers