Patent · US Expired

Edible with polymeric hydroquinone antioxidant

US4054676A · kind A · utility

38Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1974
Grant dateOct 18, 1977
Priority date
Expiry dateDec 4, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11B5/0035
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Polymeric hydroquinones of the structure ##STR1## , wherein n is from 3 to 10,000 inclusive and R and R' independently are hydrogen or a lower alkyl, are disclosed, as is the preparation and the use of such materials, especially as nonabsorbable polymeric antioxidants for edible materials.

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