Patent · US Expired

Isocyanate reactive mixture and process for preparing same

US7223890B2 · kind B2 · utility

2Cited by
11References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 2003
Grant dateMay 29, 2007
Priority date
Expiry dateJun 27, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G18/61
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to an improved isocyanate reactive mixture containing at least one DMC-catalyzed polyol and about 0.25 to about 15 wt. %, based on the total weight of the isocyanate-reactive mixture, of at least one ethylene oxide (EO) containing water compatibilizer. The isocyanate reactive mixtures of the present invention may find use in the preparation of polyurethane foams, coatings, elastomers, sealants, adhesives and the like.

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