3900688

Information

• Patent Grant
• 3900688

• References
• Source

• Patent Number

  3,900,688

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • D06N3/14 - with polyurethanes
  • C08G18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C08G18/44 - Polycarbonates
  • C08G18/75 - cycloaliphatic
  • D06M15/513 - Polycarbonates
  • D06M15/564 - Polyureas, polyurethanes or other polymers having ureide or urethane links Precondensation products forming them
  • Y10T428/31507 - Of polycarbonate
  • Y10T442/2098 - At least two coatings or impregnations of different chemical composition
  • Y10T442/2549 - Coating or impregnation is chemically inert or of stated nonreactance
  • Y10T442/259 - Coating or impregnation provides protection from radiation [e.g., U.V., visible light, I.R., micscheme-change-itemave, high energy particle, etc.] or heat retention thru radiation absorption
  • Y10T442/273 - Coating or impregnation provides wear or abrasion resistance

• US Classifications

  • 442 - Fabric
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 427 - Coating processes
  • 428 - Stock material or miscellaneous articles
  • 528 - Synthetic resins or natural rubbers