Moisture-setting polyurethane adhesive
US6448193B1 · kind B1 · utility
3Cited by
6References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2000 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Aug 14, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/469
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A moisture-crosslinkable polyurethane adhesive, comprising a) 70 to 95% by weight of a polyurethane polyaddition prepolymer comprising units of at least one polyol and at least one polyisocyanate and, b) 5 to 30% by weight of an essentially amorphous poly-&agr;-olefin, the adhesive comprising a content of free NCO groups representing 1 to 20% by weight of the adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.