Patent · US Active

Reactive polyurethane hot melt adhesives containing fillers

US11091677B2 · kind B2 · utility

0Cited by

7References

20Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Uwe Franken · Dormagen, DE
Karin Jonscher · Goldkronach, DE

Key dates

Filing date	Jul 11, 2018
Grant date	Aug 17, 2021
Priority date	—
Expiry date	Jul 11, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L67/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a reactive polyurethane (PUR) hot-melt adhesive, in particular a moisture cross-linking 1K-PUR hot-melt adhesive, wherein the PUR adhesive contains neutralized hollow glass spheres as fillers. The invention also relates to the use of said adhesive for adhesively bonding substrates.

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