3728288

Information

• Patent Grant
• 3728288

• References
• Source

• Patent Number

  3,728,288

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1973
  51 years ago

• CPC

  • C08G18/8003 - masked with compounds having at least two groups containing active hydrogen
  • C08G18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G18/48 - Polyethers
  • C08G18/4812 - Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy groups
  • C08G18/50 - having heteroatoms other than oxygen
  • C08G18/6204 - Polymers of olefins
  • C08G2101/0025 - rigid
  • C08G2101/0033 - having integral skins
  • C08G2101/0066 - > 150 Kg/m including micro-cellular foams
  • Y10T428/249989 - Integrally formed skin

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 521 - Synthetic resins or natural rubbers