Patent · US Active

Photoactive materials

US8436132B2 · kind B2 · utility

1Cited by
4References
20Claims
0Family size

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Key dates

Filing dateJun 13, 2011
Grant dateMay 7, 2013
Priority date—
Expiry dateJun 14, 2031

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:

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