2534908

Information

• Patent Grant
• 2534908

• References
• Source

• Patent Number

  2,534,908

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1950
  74 years ago

• CPC

  • C04B24/18 - Lignin sulfonic acid or derivatives thereof
  • C04B26/24 - Cellulosic waste liquor
  • C08L1/02 - Cellulose Modified cellulose
  • C08L89/06 - derived from leather or skin
  • C08L97/007 - Cork
  • C08L97/02 - Lignocellulosic material
  • C09J197/00 - Adhesives based on lignin-containing materials
  • D21C11/0007 - Recovery of by-products
  • D21J1/08 - Impregnated or coated fibreboard
  • C08L97/005 - Lignin

• US Classifications

  • 106 - Compositions: coating or plastic
  • 162 - Paper making and fiber liberation