Patent · US Expired

Color filter, production process of color filter, liquid crystal display device using the color filter, and production process of black matrix

US6183917A · kind A · utility

15Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 27, 1999
Grant dateFeb 6, 2001
Priority date
Expiry dateJul 27, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/30
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed herein is a color filter comprising, on its substrate, a resinous black matrix and colored portions provided between elements of the resinous black matrix, wherein an angle formed between a side of each element of the resinous black matrix and the substrate is 70 to 88.degree..

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