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US 12,120,951 B2Granted
Infrared absorbers, infrared absorbing/blocking films and photoelectric devices and organic sensors and electronic devices
AssigneeSamsung Electronics Co., Ltd.
InventorsHwang Suk Kim, Bum Woo Park, Ohkyu Kwon, Changki Kim, In Sun Park, Dong-Seok Leem
Life of this patent
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Abstract
An infrared absorber includes a compound represented by Chemical Formula 1. An infrared absorbing/blocking film, a photoelectric device, an organic sensor, and an electronic device may include the infrared absorber. In Chemical Formula 1, Ar, X1, X2, Y1, Y2, R1, R2, R11, R12, R13, and R14 are the same as defined in the detailed description.
Claims33
An infrared absorber, comprising:
- a compound represented by Chemical Formula 1:
- wherein, in Chemical Formula 1,
- Ar is a substituted or unsubstituted C6 to C30 aromatic ring, a substituted or unsubstituted C3 to C30 heteroaromatic ring, or a combination thereof,
- X1 is O, S, Se, Te, S(═O), S(═O)2, NRa1, BRa2, CRbRc, SiRdRe, GeRfRg, CRh═CRi, or CRhh═CRii, wherein
- Ra1, Ra2, Rb, Rc, Rd, Re, Rf, Rg, Rh, and Ri are independently hydrogen, deuterium, a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a C6 to C14 aryl group, a C3 to C12 heteroaryl group, a halogen, a cyano group, or a combination thereof,
- Rhh and Rii are independently
- (CH)w wherein w is a positive integer, or
- at least one heteroatom of O, N, S, Se, or Te, and
- Rhh and Rii are linked to each other to form an aromatic ring, X2 is O, S, Se, Te, C, CRx—CRy, CRxx—CRyy, S(═O), or S(═O2), wherein
- Rx and Ry are independently hydrogen, deuterium, a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a C6 to C14 aryl group, a C3 to C12 heteroaryl group, a halogen, a cyano group, or a combination thereof,
- Rxx and Ryy are independently
- (CH)v wherein v is a positive integer, or
- at least one heteroatom of O, N, S, Se, or Te, and
- Rxx and Ryy are linked to each other to form an aromatic ring,
- Y1 and Y2 are independently O, S, Se, Te, S(═O), S(═O)2, NRp, or SiRqRr, wherein Rp, Rq and Rr are independently hydrogen, deuterium, a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a halogen, or a cyano group,
- R1 and R2 are independently hydrogen, deuterium, or a C1 to C10 alkyl group,
- one of R11 and R12 is a substituted or unsubstituted C1 to C40 alkoxy group and another of R11 and R12 is an electron donating heteroaromatic ring group, and
- one of R13 and R14 is a substituted or unsubstituted C1 to C40 alkoxy group and another of R13 and R14 is an electron donating heteroaromatic ring group.
15 more elements
A photoelectric device, comprising:
- a first electrode and a second electrode facing each other, and
- an organic layer between the first electrode and the second electrode,
- wherein the organic layer includes an infrared absorber that includes a compound represented by Chemical Formula 1:
- wherein, in Chemical Formula 1,
- Ar is a substituted or unsubstituted C6 to C30 aromatic ring, a substituted or unsubstituted C3 to C30 heteroaromatic ring, or a combination thereof,
- X1 is O, S, Se, Te, S(═O), S(═O)2, NRa1, BRa2, CRbRc, SiRdRe, GeRfRg, CRh═CRi, or CRhh═CRii, wherein
- Ra1, Ra2, Rb, Rc, Rd, Re, Rf, Rg, Rh, and Ri are independently hydrogen, deuterium, a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a C6 to C14 aryl group, a C3 to C12 heteroaryl group, a halogen, a cyano group, or a combination thereof,
- Rhh and Rii are independently
- (CH)w wherein w is a positive integer, or
- at least one heteroatom of O, N, S, Se, or Te, and
- Rhh and Rii are linked to each other to form an aromatic ring, X2 is O, S, Se, Te, C, CRx—CRy, CRxx—CRyy, S(═O), or S(═O2), wherein
- Rx and Ry are independently hydrogen, deuterium, a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a C6 to C14 aryl group, a C3 to C12 heteroaryl group, a halogen, a cyano group, or a combination thereof,
- Rxx and Ryy are independently
- (CH)v wherein v is a positive integer, or
- at least one heteroatom of O, N, S, Se, or Te, and
- Rxx and Ryy are linked to each other to form an aromatic ring,
- Y1 and Y2 are independently O, S, Se, Te, S(═O), S(═O)2, NRp, or SiRqRr, wherein Rp, Rq and Rr are independently hydrogen, deuterium, a C1 to C10 alkyl group, a C1 to C10 haloalkyl group, a halogen, or a cyano group),
- R1 and R2 are independently hydrogen, deuterium or a C1 to C10 alkyl group,
- one of R11 and R12 is a substituted or unsubstituted C1 to C40 alkoxy group and another of R11 and R12 is an electron donating heteroaromatic ring group, and
- one of R13 and R14 is a substituted or unsubstituted C1 to C40 alkoxy group and another of R13 and R14 is an electron donating heteroaromatic ring group.
17 more elements
Dependencies are inferred from the claim text.