Two component water-based adhesives for use in dry-bond laminating
US5861470A · kind A · utility
17Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 1997 |
| Grant date | Jan 19, 1999 |
| Priority date | — |
| Expiry date | Mar 7, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31547
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention discloses two-component water-based laminating adhesives, comprising aqueous polyurethane dispersions and water dispersible polyisocyanates based on the isocyanurates of hexamethylene diisocyanate, having enhanced machining characteristics. The invention further discloses a method for the preparation of dry-bond laminates having enhanced properties including dry-bond clarity and water resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.