Organic Electroluminescent Materials And Devices

Organic Electroluminescent Materials And Devices

  • CN 104,860,868 A
  • Filed: 02/13/2015
  • Published: 08/26/2015
  • Est. Priority Date: 02/21/2014
  • Status: Active Application
First Claim
Patent Images

1. there is a compound of formula I,

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