Back to results
US 5,510,180 AGranted
Polypropylene laminates
AssigneeEastman Chemical Company
InventorsYao-Ching Liu, Ray Edwards
Life of this patent
Estimating the term…
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.
Claims12
A destructively bonded extrusion laminate comprising:
- (1) a first layer of a blend of maleated high molecular weight polypropylene/low density polyethylene;
- and
- (2) a second layer of a substrate primed with a polyethyleneimine primer.
Dependencies are inferred from the claim text.