Cyclic siloxane compound, organic electroluminescence device, and use of the same
AssigneeSamsung Electronics Co., Ltd.
InventorTakeshi Igarashi
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Abstract
The present invention provides a compound that can be readily purified and an organic EL device having a luminescent layer including the compound. In particular, the present invention provides a cyclic siloxane compound represented by Formula (1) below: wherein, in Formula (1), R1 and R2 are each independently a luminescent monovalent group, a charge-transporting monovalent group, or another substituent; at least one of R1 and R2 is the charge-transporting monovalent group or the luminescent monovalent group; and n is an integer of 2 to 100, and an organic EL device having luminescent layer containing the compound.
Claims19
A cyclic siloxane compound represented by Formula (1) below:
- wherein, in Formula (1), R1 and R2 are each independently a luminescent monovalent group, a charge-transporting monovalent group, or another substituent;
- at least one of R1 and R2 is the charge-transporting monovalent group or the luminescent monovalent group;
- and n is an integer of 2 to 100.
A process of producing a cyclic siloxane compound represented by Formula (1) below:
- wherein, in Formula (1), R1 and R2 are each independently a luminescent monovalent group, a charge-transporting monovalent group, or another substituent;
- at least one of R1 and R2 is the charge-transporting monovalent group or the luminescent monovalent group;
- and n is an integer of 2 to 100, the said process comprising:
- cyclocondensing monomers represented by Formula (10) below:
- wherein, in Formula (10), R1 and R2 are each independently the same as R1 and R2 in Formula (1);
- and X1 and X2 are each independently a hydroxyl group, an alkoxy group, or a halogen atom.
A process of producing a cyclic siloxane compound represented by Formula (1) below:
- wherein, in Formula (1), R1 and R2 are each independently a luminescent monovalent group, a charge-transporting monovalent group, or another substituent;
- at least one of R1 and R2 is the charge-transporting monovalent group or the luminescent monovalent group;
- and n is an integer of 2 to 100, the said process comprising:
- reacting a cyclic siloxane compound represented by Formula (20) below:
- wherein, in Formula (20), R3 is a hydrogen atom or the another substituent, and n is an integer of 2 to 100, with a charge-transporting compound having a vinyl group and capable of inducing the charge-transporting monovalent group and/or a luminescent compound having a vinyl group and capable of inducing the luminescent monovalent group.
A process of producing a cyclic siloxane compound represented by Formula (1) below:
- wherein, in Formula (1), R1 and R2 are each independently a luminescent monovalent group, a charge-transporting monovalent group, or another substituent;
- at least one of R1 and R2 is the charge-transporting monovalent group or the luminescent monovalent group;
- and n is an integer of 2 to 100, the said process comprising:
- reacting a cyclic siloxane compound represented by Formula (30) below:
- wherein, in Formula (30), R4 and R5 are each independently a substituent having a reactive group or the another substituent;
- at least one of R4 and R5 is the substituent having a reactive group;
- and n is an integer of 2 to 100, with a charge-transporting compound capable of inducing the charge-transporting monovalent group and/or a luminescent compound capable of inducing the luminescent monovalent group.
Dependencies are inferred from the claim text.