Patent · US Expired

Adhesive compositions

US6506280B2 · kind B2 · utility

2Cited by

4References

20Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Otto Ganster · Odenthal, DE
Ralf Werner · Hilden, DE
Jörg Büchner · Bensberg, DE
Wolfgang Henning · Zorneding, DE

Key dates

Filing date	Mar 9, 2001
Grant date	Jan 14, 2003
Priority date	—
Expiry date	Mar 9, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G2170/80
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to an aqueous dispersion containing an isocyanate-reactive polymer and a polyisocyanate, wherein the polyisocyanate has a melting or softening point of >30° C. and is in the form of a finely divided powder having a mean particle diameter of less than 100 &mgr;m. The present invention also relates to an adhesive composition containing this dispersion and to a process for bonding substrates with this composition.

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