Polypropylene laminates and process for the production thereof
US5248364A · kind A · utility
29Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1991 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Dec 30, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31971
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A multi layer laminate containing a layer of a polypropylene material permanently bonded to an imine primed substrate is disclosed. This laminate contains a layer that is a blend of maleated high molecular weight polypropylene/low density polyethylene and a second layer that is substrate, such as nylon, that is primed with an imine primer such as polyethyleneimine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.