3856756

Information

• Patent Grant
• 3856756

• References
• Source

• Patent Number

  3,856,756

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • C08G18/3893 - containing silicon
  • C07F7/182 - C1 containing aliphatic or cycloaliphatic unsaturated bonds or heteroatoms
  • C08G18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • Y10S528/903 - Polymerizing or processing an isocyanate under substantially anhydrous conditions
  • Y10S528/906 - Fiber or elastomer prepared from an isocyanate reactant

• US Classifications

  • 528 - Synthetic resins or natural rubbers
  • 556 - Organic compounds