Patent · US Expired

Sodium carbonate monohydrate crystallization

US3975499A · kind A · utility

12Cited by
8References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 5, 1974
Grant dateAug 17, 1976
Priority date
Expiry dateJun 5, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01D7/40
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Process for producing sodium carbonate monohydrate crystals having a high bulk density, blocky crystal shape, and uniform particle size distribution from sodium carbonate solutions wherein the sodium carbonate monohydrate is crystallized in the presence of magnesium ions and sodium dodecylbenzenesulfonate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.