Phenanthro [1,10,9,8-c,d,e,f,g]carbazole polymers and their use as organic semiconductors

1. A conjugated polymer comprising one or more identical or different repeating units of formula I

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3,

and wherein the benzene rings are optionally substituted with one or more groups R 1 .

2. A polymer according to claim 1 , wherein formula I is selected from the group consisting of the following subformulae:

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

and the benzene rings are optionally substituted with one or more groups R 1 .

3. A polymer according to claim 1 , which is of formula II

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3,

the benzene rings are optionally substituted with one or more groups R 1 , and

n is an integer >1.

4. A polymer according to claim 3 , selected from the group consisting of the following formulae

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen, and

n is an integer >1.

5. A polymer according to claim 3 , which is of formula IIa

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═)X 0 , —C(═O)R 0 —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3, and

n is an integer >1

the benzene rings are optionally substituted with one or more groups R 1 , and

R 2 and R 3 have independently of each other one of the meanings of R 1 , or denote —CH 2 Cl, —CHO, —CH═CH 2 , —SiR′R″R′″, —SnR′R″R′″, —BR′R″, —B(OR′)(OR″), —B(OH) 2 , or P-Sp,

P is a polymerisable group,

Sp is a spacer group or a single bond,

R′″ has one of the meanings of R 0 ,

R′ and R″ have independently of each other one of the meanings of R 0 , or form a ring together with the hetero atom to which they are attached, and

R 0 is H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms.

6. A polymer according to claim 3 , which is of formula IIa1

R 2 -chain-R 3   IIa1

wherein

R 2 and R 3 have independently of each other one of the meanings of R 1 , or denote —CH 2 Cl, —CHO, —CH═CH 2 , —SiR′R″R′″, —SnR′R″R′″, —BR′R″, —B(OR′)(OR″), —B(OH) 2 , or P-Sp,

P is a polymerisable group,

Sp is a spacer group or a single bond, and

R′, R″ and R′″ have independently of each other one of the meanings of R 0 and R′ and R″ may also form a ring together with the hetero atom to which they are attached,

R 0 is H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms, and

“chain” is a polymer chain selected from the group consisting of formulae II1 and II2

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen, and

n is an integer >1.

7. A polymer according to claim 1 , wherein Ar is selected from the group consisting of benzo[1,2,3]thiadiazole-4,7-diyl, benzo[1,2,3]selenadiazole-4,7-diyl, benzo[1,2,5]thiadiazole-4,7,diyl, benzo[1,2,5]selenadiazole-4,7,diyl, 4,7-di-thien-2-yl-benzo[1,2,3]thiadiazole, 4,7-di-thien-2-yl-benzo[1,2,5]thiadiazole, 2,3-dicyano-1,4-phenylene, 2,5-dicyano,1,4-phenylene, 2,3-difluro-1,4-phenylene, 2,5-difluoro,1,4-phenylene, 2,3,5,6-tetrafluoro,1,4-phenylene, 3,4-difluorothiophene-2,5-diyl, thieno[3,4-b]pyrazine-2,5-diyl, quinoxaline-5,8-diyl, selenophene-2,5-diyl, thiophene-2,5-diyl, thieno[3,2-b]thiophene-2,5-diyl, thieno[2,3-b]thiophene-2,5-diyl, selenopheno[3,2-b]selenophene-2,5-diyl, selenopheno[2,3-b]selenophene-2,5-diyl, selenopheno[3,2-b]thiophene-2,5-diyl, selenopheno[2,3-b]thiophene-2,5-diyl, 1,4-phenylene, pyridine-2,5-diyl, pyrimidine-2,5-diyl, p-p′-biphenyl, naphthalene-2,6-diyl, benzo[1,2-b:4,5-b]dithiophene-2,6-diyl, 2,2-dithiophene, 2,2-diselenophene, thiazole, and oxazole, all of which are unsubstituted, mono- or polysubstituted with R 1 , wherein

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen, and

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms.

8. A polymer according to claim 1 , wherein R is selected from the group consisting of the following formulae

wherein “ALK” denotes optionally fluorinated, optionally linear, alkyl or alkoxy with 1 to 20 C-atoms, and the dashed line denotes the link to the N-atom of the phenanthrocarbazole core in formula I, and optionally all ALK subgroups are identical.

9. A polymer according to claim 1 , wherein R is primary alkyl or alkoxy with 1 to 30 C atoms, secondary alkyl or alkoxy with 3 to 30 C atoms, tertiary alkyl or alkoxy with 4 to 30 C atoms, wherein in all these groups one or more H atoms are optionally replaced by F, or R is selected from aryl, alkylated aryl or alkoxy aryl with 4 to 40 C atoms.

10. A formulation comprising one or more polymers according to claim 1 and one or more solvents, optionally selected from organic solvents.

11. A charge transport, semiconducting, electrically conducting, photoconducting or light emitting material in optical, electrooptical, electronic, electroluminescent or photoluminescent component or device, comprising a polymer according to claim 1 .

12. An optical, electrooptical or electronic component or device comprising one or more polymers according to claim 1 .

13. A component or device according to claim 12 , which is selected from the group consisting of organic field effect transistors (OFET), thin film transistors (TFT), integrated circuits (IC), logic circuits, capacitors, radio frequency identification (RFID) tags, devices or components, organic light emitting diodes (OLED), organic light emitting transistors (OLET), flat panel displays, backlights of displays, organic photovoltaic devices (OPV), solar cells, laser diodes, photoconductors, photodetectors, electrophotographic devices, electrophotographic recording devices, organic memory devices, sensor devices, charge injection layers, charge transport layers or interlayers in polymer light emitting diodes (PLEDs), Schottky diodes, planarising layers, antistatic films, polymer electrolyte membranes (PEM), conducting substrates, conducting patterns, electrode materials in batteries, alignment layers, biosensors, biochips, security markings, security devices, and components and devices for detecting and discriminating DNA sequences.

14. A process of preparing a polymer according to claim 1 , comprising coupling one or more monomers of formula III

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3,

R 2 and R 3 have independently of each other one of the meanings of R 1 , or denote —CH 2 Cl, —CHO, —CH═CH 2 , —SiR′R″R′″, —SnR′R″R′″, —BR′R″, —B(OR′)(OR″), —B(OH) 2 , or P-Sp, and R′, R″ and R′″ have independently of each other one of the meanings of R 0 and R′ and R″ may also form a ring together with the hetero atom to which they are attached,

and the benzene rings are optionally substituted with one or more groups R 1 ,

with each other, and/or with one or more monomers of the formula R 2 —Ar—R 3 , wherein R 2 , R 3 and Ar are as defined for the compound of formula III in an aryl-aryl coupling reaction.

15. A process according to claim 14 , wherein in the monomer of formula III

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or a carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , silyl, carbyl or hydrocarbyl with 1 to 40 C atoms and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3,

R 2 and R 3 have independently of each other one of the meanings of R 1 , or denote —CH 2 Cl, —CHO, —CH═CH 2 , —SiR′R″R′″, —SnR′R″R′″, —BR′R″, —B(OR′)(OR″), —B(OH) 2 , or P-Sp, and R′, R″ and R′″ have independently of each other one of the meanings of R 0 and R′ and R″ may also form a ring together with the hetero atom to which they are attached,

and the benzene rings are optionally substituted with one or more groups R 1 .

16. A process according to claim 14 , wherein the monomer of formula III is selected from the following formulae:

wherein R, R 2 and R 3 and Ar have the meanings given for formula III, and the benzene rings are optionally substituted with one or more groups R 1 , wherein

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , silyl, carbyl, or hydrocarbyl with 1 to 40 C atoms and optionally comprises one or more hetero atoms, or P—Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen, and

R 0 and R 00 are independently of each other H or a carbyl or hydrocarbyl group optionally comprising one or more hetero atoms.

17. A process according to claim 14 , wherein in the monomer of formula III, Ar is selected from the group consisting of benzo[1,2,3]thiadiazole-4,7-diyl, benzo[1,2,3]selenadiazole-4,7-diyl, benzo[1,2,5]thiadiazole-4,7,diyl, benzo[1,2,5]selenadiazole-4,7,diyl, 4,7-di-thien-2-yl-benzo[1,2,3]thiadiazole, 4,7-di-thien-2-yl-benzo[1,2,5]thiadiazole, 2,3-dicyano-1,4-phenylene, 2,5-dicyano,1,4-phenylene, 2,3-difluro-1,4-phenylene, 2,5-difluoro,1,4-phenylene, 2,3,5,6-tetrafluoro,1,4-phenylene, 3,4-difluorothiophene-2,5-diyl, thieno[3,4-b]pyrazine-2,5-diyl, quinoxaline-5,8-diyl, selenophene-2,5-diyl, thiophene-2,5-diyl, thieno[3,2-b]thiophene-2,5-diyl, thieno[2,3-b]thiophene-2,5-diyl, selenopheno[3,2-b]selenophene-2,5-diyl, selenopheno[2,3-b]selenophene-2,5-diyl, selenopheno[3,2-b]thiophene-2,5-diyl, selenopheno[2,3-b]thiophene-2,5-diyl, 1,4-phenylene, pyridine-2,5-diyl, pyrimidine-2,5-diyl, p-p′-biphenyl, naphthalene-2,6-diyl, benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl, 2,2-dithiophene, 2,2-diselenophene, thiazole, and oxazole, all of which are unsubstituted, mono- or polysubstituted with R 1 , wherein

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen, and

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms.

18. A process according to claim 14 , wherein in the monomer of formula III, R is selected from the group consisting of the following formulae

wherein “ALK” denotes optionally fluorinated, optionally linear, alkyl or alkoxy with 1 to 20 C-atoms, and the dashed line denotes the link to the N-atom of the phenanthrocarbazole core in formula I, and optionally all ALK subgroups are identical.

19. A process according to claim 14 , wherein in the monomer of formula III, R is primary alkyl or alkoxy with 1 to 30 C atoms, secondary alkyl or alkoxy with 3 to 30 C atoms, tertiary alkyl or alkoxy with 4 to 30 C atoms, wherein in all these groups one or more H atoms are optionally replaced by F, or R is selected from aryl, alkylated aryl or alkoxy aryl with 4 to 40 C atoms.

20. A mixture or blend comprising one or more compounds or polymers selected from the group consisting of compounds and polymers having semiconducting, charge transport, hole/electron transport, hole/electron blocking, electrically conducting, photoconducting or light emitting properties and a conjugated polymer comprising one or more identical or different repeating units of formula I

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3,

and wherein the benzene rings are optionally substituted with one or more groups R 1 .

21. An optical, electrooptical or electronic component or device, which is an OFET device or a bulk heterojunction OPV device, which comprises a conjugated polymer comprising one or more identical or different repeating units of formula I

wherein

R is on each occurrence identically or differently H, halogen, a straight-chain, branched or cyclic alkyl with 1 to 35 C atoms, in which one or more non-adjacent C atoms are optionally replaced by —O—, —S—, —CO—, —CO—O—, —O—CO—O—, —CR 0 ═CR 00 — or —C≡C— and in which one or more H atoms are optionally replaced by F, Cl, Br, I or CN, or R is an aryl, heteroaryl, aryloxy or heteroaryloxy group having 2 to 40 C atoms that is unsubstituted or substituted by one or more non-aromatic groups R 1 ,

R 0 and R 00 are independently of each other H or an optionally substituted carbyl or hydrocarbyl group optionally comprising one or more hetero atoms,

Ar is on each occurrence identically or differently an optionally substituted aryl or heteroaryl group, —CY 1 ═CY 2 — or —C≡C—,

Y 1 and Y 2 are independently of each other H, F, Cl or CN,

R 1 is on each occurrence identically or differently H, halogen, —CN, —NC, —NCO, —NCS, —OCN, —SCN, —C(═O)NR 0 R 00 , —C(═O)X 0 , —C(═O)R 0 , —NH 2 , —NR 0 R 00 , —SH, —SR 0 , —SO 3 H, —SO 2 R 0 , —OH, —NO 2 , —CF 3 , —SF 5 , optionally substituted silyl, carbyl or hydrocarbyl with 1 to 40 C atoms that is optionally substituted and optionally comprises one or more hetero atoms, or P-Sp-,

P is a polymerisable group,

Sp is a spacer group or a single bond,

X 0 is halogen,

m is on each occurrence identically or differently 0, 1, 2 or 3,

and wherein the benzene rings are optionally substituted with one or more groups R 1 .