摘要:
A polymer comprising repeating units A and optionally repeating units B wherein Z = S, Se, N-R and O; W is at each occurrence independently a monocyclic or polycylic moiety optionally substituted with 1 - 4 R a groups; Y,at each occurrence, is independently a divalent C 1-6 alkyl group, a divalent C 1-6 haloalkyl group, or a covalent bond; c is from 1 to 6.
摘要:
Dithienobenzodithiophenes of general formula (I) in which R 1 to R 6 are each independently selected from a) H, b) halogen, c) -CN, d) -NO 2 , e) - OH, f) a C 1-20 alkyl group, g) a C 2-20 alkenyl group, h) a C 2-20 alkynyl group, i) a C 1-20 alkoxy group, j) a C 1-20 alkylthio group, k) a C 1-20 haloalkyl group, I) a -Y- C 3-10 cycloalkyl group, m) a -Y-C 6-14 aryl group, n) a -Y-3-12 membered cyclo- heteroalkyl group, or o) a -Y-5-14 membered heteroaryl group, wherein each of the C 1-20 alkyl group, the C 2-20 alkenyl group, the C 2-20 alkynyl group, the C 3-10 cycloalkyl group, the C 6-14 aryl group, the 3-12 membered cyc- loheteroalkyl group, and the 5-14 membered heteroaryl group is optionally substituted with 1 -4 R 7 groups, wherein R 1 and R 3 and R 2 and R 4 may also together form an aliphatic cyclic moiety, Y is independently selected from divalent a C 1-6 alkyl group, a divalent C 1 - 6 haloalkyl group, or a covalent bond; and m is independently selected from 0, 1, or 2. The invention also relates to the use of the dithienobenzodithiophenes according to any of claims 1 to 4 as semiconductors or charge transport materials, as thin-film transistors (TFTs), or in semiconductor components for organic light-emitting diodes (OLEDs), for photovoltaic components or in sensors, as an electrode material in batteries, as optical waveguides or for electrophotography applications.
摘要:
Disclosed are new semiconductor materials prepared from rylene-(π-acceptor) copolymers. Such copolymers can exhibit high n-type carrier mobility and/or good current modulation characteristics. In addition, the polymers of the present teachings can possess certain processing advantages such as solution-processability and/or good stability at ambient conditions.
摘要:
Dithienobenzo-thieno[3,2-b]thiophene-copolymers of the formula (I) wherein: pi is a monocyclic or polycyclic moiety optionally substituted with 1-4 Ra groups, wherein R a , at each occurrence, is independently hydrogen or a) a halogen, b) -CN, c) -NO 2 , d) oxo, e) -OH, f) =C(R b ) 2 ; g) a C 1-20 alkyl group, h) a C 2-20 alkenyl group, i) a C 2-20 alkynyl group, j) a C 1-20 alkoxy group, k) a C 1-20 alkylthio group, I) a C 1-20 haloalkyl group, m) a -Y- C 3-10 cycloalkyl group, n) a -Y- C 6-14 aryl group, o) a -Y-3-12 membered cycloheteroalkyl group, or p) a -Y-5-14 membered heteroaryl group, wherein each of the C 1-20 alkyl group, the C 2-20 alkenyl group, the C 2-20 alkynyl group, the C 3-10 cycloalkyl group, the C 6-14 aryl or haloaryl group, the 3-12 membered cycloheteroalkyl group, and the 5- 14 membered heteroaryl group is optionally substituted with 1 -4 R b groups; Y, at each occurrence, is independently a divalent C 1-6 alkyl group, a divalent C 1-6 haloalkyl group, or a covalent bond; and R 1 , R 2 , R 3 , at each occurrence, are independently H, a halogen, CN, a C 1-30 alkyl group, a C 2-30 alkenyl group, a C 1-30 haloalkyl group, a C 2-30 alkynyl group, a C 1-30 alkoxy group, a C(O)-C 1-20 alkyl group, a C(O)-OC 1-20 alkyl group, a Y-C 3-10 cycloalkyl group, a -Y-3- 12 membered cycloheteroalkyl group, each optionally substituted with 1-5 substituents selected from a halogen, -CN, a C 1-6 alkyl group, a C 1-6 alkoxy group, and a C 1-6 haloalkyl group, -L-Ar 1 , -L-Ar 1 -Ar 1 , -L-Ar 1 -R 4 , or -L-Ar 1 -Ar 1 -R 4 and Y, at each occurrence, is independently a divalent C 1-6 alkyl group, a divalent C 1-6 haloalkyl group, or a covalent bond; n = 0, 1, 2; and o = 1 - 1000.
摘要:
Disclosed are polymer-based dielectric compositions (e.g., formulations) and materials (e.g. films) and associated devices. The polymers generally include photocrosslinkable pendant groups; for example, the polymers can include one or more coumarin-containing pendant groups.
摘要:
Disclosed are new semiconductor materials prepared from naphthalene-imide copolymers. Such polymers can exhibit desirable electronic properties and can possess processing advantages including solution-processability and/or good stability at ambient conditions.
摘要:
Disclosed are new semiconductor materials prepared from naphthalene-imide copolymers. Such polymers can exhibit desirable electronic properties and can possess processing advantages including solution-processability and/or good stability at ambient conditions.
摘要:
The present teachings provide semiconducting compounds, materials prepared from such compounds, methods of preparing such compounds and semiconductor materials, as well as various compositions, composites, and devices that incorporate the compounds and semiconductor materials. Specifically, compounds of the present teachings can have higher electron-transport efficiency and higher solubility in common solvents compared to related representative compounds.
摘要:
Dithienobenzo-thieno[3,2-b]thiophene-copolymers of the formula (I) wherein: pi is a monocyclic or polycyclic moiety optionally substituted with 1-4 Ra groups, wherein Ra, at each occurrence, is independently hydrogen or a) a halogen, b) -CN, c) -NO2, d) oxo, e) -OH, f) =C(Rb)2; g) a C1-20 alkyl group, h) a C2-20 alkenyl group, i) a C2-20 alkynyl group, j) a C1-20 alkoxy group, k) a C1-20 alkylthio group, I) a C1-20 haloalkyl group, m) a -Y- C3-10 cycloalkyl group, n) a -Y- C6-14 aryl group, o) a -Y-3-12 membered cycloheteroalkyl group, or p) a -Y-5-14 membered heteroaryl group, wherein each of the C1-20 alkyl group, the C2-20 alkenyl group, the C2-20 alkynyl group, the C3-10 cycloalkyl group, the C6-14 aryl or haloaryl group, the 3-12 membered cycloheteroalkyl group, and the 5- 14 membered heteroaryl group is optionally substituted with 1 -4 Rb groups; Y, at each occurrence, is independently a divalent C1-6 alkyl group, a divalent C1-6 haloalkyl group, or a covalent bond; and R1, R2, R3, at each occurrence, are independently H, a halogen, CN, a C1-30 alkyl group, a C2-30 alkenyl group, a C1-30 haloalkyl group, a C2-30 alkynyl group, a C1-30 alkoxy group, a C(O)-C1-20 alkyl group, a C(O)-OC1-20 alkyl group, a Y-C3-10 cycloalkyl group, a -Y-3- 12 membered cycloheteroalkyl group, each optionally substituted with 1-5 substituents selected from a halogen, -CN, a C1-6 alkyl group, a C1-6 alkoxy group, and a C1-6 haloalkyl group, -L-Ar1, -L-Ar1 -Ar1, -L-Ar1-R4, or -L-Ar1-Ar1-R4 and Y, at each occurrence, is independently a divalent C1-6 alkyl group, a divalent C1-6 haloalkyl group, or a covalent bond; n = 0, 1, 2; and o = 1 - 1000.
摘要:
Poly(5,5'-bis(thiophen-2-yl)-benzo[2,1 -b;3,4-b']dithiophene) comprising as repeating units the group of the formula (I) wherein R is independently selected from a) a C 1-2O alkyl group, b) a C 2-20 alkenyl group, c) a C 2-20 alkynyl group, d) a C 1-20 alkoxy group, e) a -Y-C 3-10 cycloalkyl group, f) a -Y-C 6-14 aryl group, g) a -Y-3-12 membered cycloheteroalkyl group, or h) a -Y-5-14 membered het- eroaryl group, wherein each of the C 1-20 alkyl group, the C 2-20 alkenyl group, the C 2-20 alkynyl group, the C 3-10 cycloalkyl group, the C 6-14 aryl group, the 3-12 membered cycloheteroalkyl group, and the 5-14 membered heteroaryl group is optionally substituted with 1 -4 R 1 groups, R 1 is independently selected from a) a S(O) m -C 1-20 alkyl group, b) a S(O) m -OC 1-20 alkyl group, c) a S(O) m -OC 6-14 aryl group, d) a C(O)-OC 1-20 alkyl group, e) a C(O)-OC 6-14 aryl group, f) a C 1-20 alkyl group, g) a C 2-20 alkenyl group, h) a C 2-20 alkynyl group, i) a C 1-20 alkoxy group, j) a C 3-10 cycloalkyl group, k) a C 6-14 aryl group, I) a 3-12 membered cycloheteroalkyl group, or m) a 5-14 membered heteroaryl group, Y is independently selected from a divalent C 1-6 alkyl group, or a covalent bond; and m is independently selected from 0, 1, or 2, and having a number average molecular weight M n in the range of from 5,000 to 200,000 g/mol.