Patent · US Active

Rigid polyurethane foams

US9657133B2 · kind B2 · utility

0Cited by

12References

18Claims

0Family size

Assignee

BASF SE

Inventors

Holger Seifert · Bad Driburg, DE
Johann Klassen · Schwentinental, DE
Louis Du Rieu · Bergen op Zoom, NL
Werner Wiegmann · Rahden, DE
Guenter Matzke · Heidelberg, DE

Key dates

Filing date	Jan 9, 2008
Grant date	May 23, 2017
Priority date	—
Expiry date	Oct 13, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G18/4804
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to rigid polyurethane foams which can be produced by reacting

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