3705890

Information

• Patent Grant
• 3705890

• References
• Source

• Patent Number

  3,705,890

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1972
  52 years ago

• CPC

  • C08B7/00 - Preparation of cellulose esters of both organic and inorganic acids
  • C08B3/00 - Preparation of cellulose esters of organic acids
  • C08B3/14 - in which the organic acid residue contains substituents
  • C08B3/22 - Post-esterification treatments, including purification
  • C08B5/00 - Preparation of cellulose esters of inorganic acids
  • C08B11/20 - Post-etherification treatments of chemical or physical type
  • C08B13/00 - Preparation of cellulose ether-esters
  • C08B15/06 - containing nitrogen
  • C12N11/12 - Cellulose or derivative thereof
  • C13K1/06 - obtained by saccharification of starch or raw materials containing starch

• US Classifications

  • 536 - Organic compounds
  • 435 - Chemistry: molecular biology and microbiology