Patent · US Expired

Antireflective coatings

US7217491B2 · kind B2 · utility

1Cited by
9References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 2003
Grant dateMay 15, 2007
Priority date
Expiry dateJun 26, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/111
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An antireflective coating composition including a polyester and/or a polyurethane; and a crosslinker selected from the group consisting of tetraamidomethyl ethers.

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