Patent · US Expired

N-(polyoxyalkyl)-n-(alkyl)amines

US4902777A · kind A · utility

1Cited by
78References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1988
Grant dateFeb 20, 1990
Priority date
Expiry dateMar 31, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/322
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

N-(polyoxyalkyl)-N-(alkyl)amines are provided that are reactive with isocyanates to form polyurea and/or polyurethane urea polymers.

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