Patent · US Expired

Foam premixes having improved processability

US7098254B2 · kind B2 · utility

0Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 2004
Grant dateAug 29, 2006
Priority date
Expiry dateAug 3, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2375/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A method for improving the processability of foam premixes containing HFC and/or pentane-based blowing agents in polyols is provided, which method comprises adding trans-1,2-dichloroethylene to said premix in an amount effective to enhance said processability.

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