Organic photosensitive devices comprising aryl squaraines and methods of making the same

Patent · 25 June 2019

OSTI ID:1568536

Thompson, Mark E.; Forrest, Stephen R.; Wei, Guodan; Wang, Siyi; Hall, Lincoln; Diev, Viacheslav V.; Xiao, Xin

There is disclosed squaraine compounds of formula I: ##STR00001## wherein each of Y.sub.1 and Y.sub.2 is independently chosen from an optionally substituted amino group and an optionally substituted aryl group. Also described are organic optoelectronic devices comprising a Donor-Acceptor heterojunction that is formed from one or more of the squaraine compounds. A method of making the disclosed device, which may include one or more sublimation step for depositing said squaraine compound, is also disclosed.

• Research Organization: Univ. of Southern California, Los Angeles, CA (United States); Univ. of Michigan, Ann Arbor, MI (United States)
• Sponsoring Organization: USDOE
• DOE Contract Number: FG36-08GO18022; SC0000957; SC0001013
• Assignee: University of Southern California (Los Angeles, CA); The Regents of the University of Michigan (Ann Arbor, MI)
• Patent Number(s): 10,333,079
• Application Number: 14/853,256
• OSTI ID: 1568536
• Country of Publication: United States
• Language: English