Patent · US Expired

Polysaccharide wall microcapsules containing primary alcohol functions and compositions containing same

US5562924A · kind A · utility

16Cited by
0References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 1994
Grant dateOct 8, 1996
Priority date
Expiry dateSep 8, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/43
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention concerns the production of polysaccharide wall microcapsules or microspheres containing primary alcohol functions crosslinked by a crosslinking agent. Said microcapsules or microspheres contain an active food, cosmetic or pharmaceutical ingredient and are hence used in the preparation of food, cosmetic or pharmaceutical compositions.

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