US20190237675A1 - Aromatic amine derivative and organic electroluminescence device utilizing the same - Google Patents

Aromatic amine derivative and organic electroluminescence device utilizing the same Download PDF

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Publication number
US20190237675A1
US20190237675A1 US16/382,768 US201916382768A US2019237675A1 US 20190237675 A1 US20190237675 A1 US 20190237675A1 US 201916382768 A US201916382768 A US 201916382768A US 2019237675 A1 US2019237675 A1 US 2019237675A1
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US
United States
Prior art keywords
group
carbon atoms
substituted
ar
aromatic amine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
US16/382,768
Inventor
Makoto Kimura
Chishio Hosokawa
Masakazu Funahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Kosan Co Ltd
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Idemitsu Kosan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP2005-078599 priority Critical
Priority to JP2005078599 priority
Priority to PCT/JP2006/304259 priority patent/WO2006100896A1/en
Priority to US90900307A priority
Priority to US14/269,658 priority patent/US10312452B2/en
Application filed by Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Priority to US16/382,768 priority patent/US20190237675A1/en
Publication of US20190237675A1 publication Critical patent/US20190237675A1/en
Pending legal-status Critical Current

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