Patent · US Expired

Polypropylene laminates

US5510180A · kind A · utility

8Cited by
6References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1993
Grant dateApr 23, 1996
Priority date
Expiry dateSep 23, 2013

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.