3698857

Information

• Patent Grant
• 3698857

• References
• Source

• Patent Number

  3,698,857

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1972
  53 years ago

• CPC

  • D06M11/52 - with selenium, tellurium, polonium or their compounds with sulfur, dithionites or compounds containing sulfur and halogens, with or without oxygen by sulfohalogenation with chlorosulfonic acid by sulfohalogenation with a mixture of sulfur dioxide and free halogens
  • D06M13/332 - Di- or polyamines
  • Y10S8/02 - Vinyl sulfones and precursors thereof

• US Classifications

  • 008 - Bleaching and dyeing
  • 536 - Organic compounds