Patent · US Expired

Low odor surfactant

US4726909A · kind A · utility

5Cited by
15References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 1985
Grant dateFeb 23, 1988
Priority date—
Expiry dateDec 23, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/32
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Relates to deodorizing a polyoxypropylene group terminated polyoxyalkylene polyether polyol composition by removing allyloxypropan-2-ol in sufficient amount to reduce the content to less than 200 ppm.

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