Patent · US Active

Trimerization catalysts from sterically hindered salts

US8530534B2 · kind B2 · utility

4Cited by
23References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 2006
Grant dateSep 10, 2013
Priority date—
Expiry dateJan 17, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G2115/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention provides trimerization catalyst compositions having a sterically hindered carboxylate salt and methods to produce a polyisocyanurate/-polyurethane foam using such trimerization catalyst compositions.

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