3770537

Information

• Patent Grant
• 3770537

• References
• Source

• Patent Number

  3,770,537

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • D06N3/0052 - obtained by leaching out of a compound
  • B29C67/202 - comprising elimination of a solid or a liquid ingredient
  • C08J9/26 - by elimination of a solid phase from a macromolecular composition or article
  • B29C59/02 - by mechanical means
  • B29C59/04 - using rollers or endless belts
  • B29C2071/022 - Annealing
  • B29K2105/041 - Microporous
  • B29K2995/0074 - patterned, grained
  • C08J2325/06 - Polystyrene
  • C08J2375/00 - Characterised by the use of polyureas or polyurethanes Derivatives of such polymers
  • Y10T156/1039 - Surface deformation only of sandwich or lamina [e.g., embossed panels]

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 521 - Synthetic resins or natural rubbers