Patent · US Expired

Extrusion coating process for producing a high gloss polyethylene coating

US5350476A · kind A · utility

7Cited by
9References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 12, 1993
Grant dateSep 27, 1994
Priority date
Expiry dateNov 12, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31855
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A process of producing a high gloss oxidizable extrusion coated polyethylene is provided. This process entails extrusion coating a low density polyethylene of narrow molecular weight distribution having a low melt index, a low swell ratio, and a polydispersity index below 9.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.