3684639

Information

• Patent Grant
• 3684639

• References
• Source

• Patent Number

  3,684,639

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • C09J175/04 - Polyurethanes
  • C08G18/6511 - compounds of group C08G18/3203
  • C08G18/6517 - having at least three hydroxy groups
  • D06M17/10 - Polyurethanes polyurea
  • C08G2170/20 - Compositions for hot melt adhesives
  • Y10T428/261 - In terms of molecular thickness or light wave length
  • Y10T442/3667 - Composite consisting of at least two woven fabrics bonded by an interposed adhesive layer [but not two woven fabrics bonded together by an impregnation which penetrates through the thickness of at least one of the woven fabric layers]
  • Y10T442/3675 - Fabric layer contains natural strand material
  • Y10T442/488 - Including an additional knit fabric layer
  • Y10T442/659 - Including an additional nonwoven fabric

• US Classifications

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