3857924

Information

• Patent Grant
• 3857924

• References
• Source

• Patent Number

  3,857,924

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • B01J21/00 - Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
  • B01J2/08 - Gelation of a colloidal solution
  • B01J21/08 - Silica
  • C01B33/1435 - using ion exchangers
  • C01B33/1546 - the first formed hydrosol being converted to a hydrogel by introduction into an organic medium immiscible or only partly miscible with water
  • C04B35/14 - based on silica
  • Y10S516/922 - Colloid systems having specified particle size, range, or distribution

• US Classifications

  • 423 - Chemistry of inorganic compounds
  • 502 - Catalyst, solid sorbent, or support therefor: product or process of making
  • 516 - Colloid systems and wetting agents