Patent · US Expired

Expandable polyurethane powder preparations containing blowing agents and their use for the production of foamed polyurethane moldings

US5252617A · kind A · utility

21Cited by

2References

10Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Joachim Werner · Bethel Park, US
Walter Meckel · Neuss, DE
Dirk Wegener · Bielefeld, DE

Key dates

Filing date	Mar 19, 1993
Grant date	Oct 12, 1993
Priority date	—
Expiry date	Mar 19, 2013

Classification

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

Abstract

The invention relates to expandable polyurethane powder preparations containing blowing agents and to their use for the production of foamed polyurethane moldings.

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