Water-based polyurethane-urea laminating adhesives and primers
US5907012A · kind A · utility
31Cited by
5References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 1996 |
| Grant date | May 25, 1999 |
| Priority date | — |
| Expiry date | Apr 8, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2170/80
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Water-based polyurethane-urea polymers having reduced migratory contaminants. The polymers are useful laminating adhesives and primers for flexible packaging having indirect food contact.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.