Moisture-setting polyurethane adhesive for hygiene articles
US6635711B1 · kind B1 · utility
30Cited by
2References
8Claims
0Family size
Inventors
Key dates
| Filing date | Aug 11, 2000 |
| Grant date | Oct 21, 2003 |
| Priority date | — |
| Expiry date | Aug 11, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/198
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A moisture-crosslinkable polyurethane adhesive, comprising a)70 to 95% by weight of a polyurethane prepolymer obtained by polyaddition of at least one polyol to at least one diisocyanate trimerized as isocyanurate 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.