Patent · US Expired

Polyether urethanes containing one reactive silane group and their use in moisture-curable polyether urethanes

US6998459B2 · kind B2 · utility

3Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 22, 2003
Grant dateFeb 14, 2006
Priority date
Expiry dateNov 1, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G2190/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a polyether urethane containing one reactive silane group and one or more polyether segments having a number average molecular weight of 1000 to 15,000, wherein the reactive silane groups are incorporated by the reaction of an isocyanate group with a compound corresponding to the formula wherein

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