3437680

Information

• Patent Grant
• 3437680

• References
• Source

• Patent Number

  3,437,680

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1969
  56 years ago

• CPC

  • C08G18/712 - containing halogens
  • C07C265/04 - of a saturated carbon skeleton
  • C07C265/12 - having isocyanate groups bound to carbon atoms of six-membered aromatic rings
  • C07C265/14 - containing at least two isocyanate groups bound to the same carbon skeleton
  • C07C311/51 - Y being a hydrogen or a carbon atom
  • C08G18/48 - Polyethers
  • C08G18/7664 - containing alkylene polyphenyl groups
  • C08G18/773 - halogens
  • C08G18/8038 - with compounds of C08G18/3225
  • C08K5/21 - Urea Derivatives thereof
  • C08G2101/0025 - rigid
  • C08G2101/005 - < 50 kg/m

• US Classifications

  • 560 - Organic compounds
  • 008 - Bleaching and dyeing
  • 106 - Compositions: coating or plastic
  • 252 - Compositions
  • 521 - Synthetic resins or natural rubbers
  • 528 - Synthetic resins or natural rubbers
  • 564 - Organic compounds