Patent · US Expired

Multilayer plastic substrates

US6623861B2 · kind B2 · utility

85Cited by
69References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 2001
Grant dateSep 23, 2003
Priority date
Expiry dateApr 16, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31786
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A multilayer plastic substrate. The substrate comprises a plurality of thin film layers of at least one polymer, the plurality of thin film layers being adjacent to one another and having sufficient strength to be self-supporting, wherein the multilayer plastic substrate has an average visible light transmittance of greater than about 80%.

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