Patent · US Expired

Compressible enzyme powder

US5885618A · kind A · utility

3Cited by
4References
60Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 1995
Grant dateMar 23, 1999
Priority date
Expiry dateNov 28, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D3/38672
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention relates to a directly compressible enzyme powder produced by mixing a liquid enzyme preparation with a suitable carrier, using the principle of wet granulation, whereby the step of freeze drying and spray-drying is avoided. The resulting enzyme powder has extraordinary good compression qualities and may directly be tabletted.

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