Patent · US Active

Photoactive materials

US7994273B2 · kind B2 · utility

1Cited by
4References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 2010
Grant dateAug 9, 2011
Priority date—
Expiry dateMay 14, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133711
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Diamine compounds, which in particular are useful as precursors for the production of liquid crystal alignment layers, are represented by the general formula I:wherein

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