Patent · US Expired

Method for obtaining a purified cellulose product from corn hulls

US4239906A · kind A · utility

41Cited by
16References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1979
Grant dateDec 16, 1980
Priority date
Expiry dateJun 7, 1999

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21C9/08
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A cellulose product containing hemicellulose derived from corn hulls is treated under acidic conditions to obtain purified cellulose having present at least about 70 percent alpha-cellulose. Hemicellulose or a xylose-containing solution may also be obtained.

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