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US 9,224,958 B2Granted
Organic electroluminescent materials and devices
AssigneeUniversal Display Corporation
InventorsLichang Zeng, Chuanjun Xia, Harvey Wendt, Suman Layek
Life of this patent
Estimating the term…
Abstract
Compounds according to Formula I, devices containing the same and formulations containing the same are described. In Formula I, m1, m2 and m3 are 0, 1, 2 or 3; at least one of m1, m2 and m3 is 1, 2 or 3; n1, n2, and n3 are integers independently selected from 1 to 10; and any of the hydrogens is optionally substituted by deuterium.
Claims26
A compound having the formula:
- wherein m1, m2 and m3 are 0, 1, 2 or 3;
- and at least one of m1, m2 and m3 is 1, 2 or 3;
- wherein n1, n2, and n3 are integers independently selected from 1 to 10;
- and
- wherein any of hydrogen is optionally substituted by deuterium.
2 more elements
A first device comprising an organic light-emitting device, further comprising:
- an anode;
- a cathode;
- and
- an organic layer, disposed between the anode and the cathode, comprising a compound having Formula I:
- wherein m1, m2 and m3 are 0, 1, 2 or 3;
- and at least one of m1, m2 and m3 is 1, 2 or 3;
- wherein n1, n2, and n3 are integers independently selected from 1 to 10;
- and
- wherein any of hydrogen is optionally substituted by deuterium.
6 more elements
A formulation comprising a compound of Formula I
- wherein m1, m2 and m3 are 0, 1, 2 or 3;
- and at least one of m1, m2 and m3 is 1, 2 or 3;
- wherein n1, n2, and n3 are integers independently selected from 1 to 10;
- and
- wherein any of hydrogen is optionally substituted by deuterium.
2 more elements
Dependencies are inferred from the claim text.