Semiconductor composition comprising an inorganic semiconducting material and an organic binder

Patent metadata

Field	Value
Publication number	US-10326090-B2
Application number	US-201515515323-A
Country	US
Kind code	B2
Filing date	Sep 2, 2015
Priority date	Sep 30, 2014
Publication date	Jun 18, 2019
Grant date	Jun 18, 2019

Abstract

The present invention relates to a semiconductor composition including an inorganic semiconducting material and an organic binder. The present invention further relates to an electronic device comprising a semiconducting layer consisting of such semiconductor composition.

First claim

The invention claimed is:

1. Semiconductor composition comprising an inorganic semiconducting material and an organic binder, said organic binder being of formula (I)

with
a being at each occurrence independently of any other an integer selected from the group consisting of 1, 2, 3, 4, 5, 6 and 7,
A 0 and A 1 being at each occurrence independently of each other either C—R 5 or N, provided that at least one of the A 0 and A 1 is N,
b1, b2, b3, b4, c1, c2, c3 and c4 each being at each occurrence independently of the other 0 or 1,
Sp 1 , Sp 2 , Sp 3 and Sp 4 being at each occurrence independently of the other selected from the group consisting of formulae (III-a) to (III-h)

Ar 1 , Ar 2 , Ar 3 and Ar 4 being at each occurrence independently of the other selected from formulae (IV-a), (IV-b) or (IV-c)

wherein R 1 , R 2 , R 3 , R 4 , R 7 , R 8 and—if present—R 5 and R 6 are at each occurrence independently of each other a group R A or a group R B , provided that at least one, of R 1 , R 2 , R 3 , R 4 , R 7 , R 8 and—if present—R 5 is a group R A
with * denoting the respective bonds to the respective group Sp 1 , Sp 2 , Sp 3 or Sp 4 or—if such is not present—to the central unit of formulae (IV-a), (IV-b) or (IV-c), to the respective group R 1 , R 2 , R 3 or R 4 and to substituents R 7 and R 8 ;
R A being at each occurrence independently selected from the group consisting of
(i) H, F, Br, Cl, —CN, —CH 2 Br, —CH 2 OR 0 , —NC, —NCO, —NCS, —OCN, —SCN, —C(O)NR 0 R 00 , —C(O)X 0 , —C(O)R 0 , —C(O)R 0 —OR 00 , —NR 0 R 00 , —PR 0 R 00 , —O—P(OR 0 )(OR 00 ), —O—PH(O)—OR 0 , —SH, —SR 0 , —S(O)R 0 , —SO 3 H, —SO 2 R 0 , —SO 3 R 0 , —NO 2 , —SF 5 , —C≡C—R 0 , —CR 0 ═CR 00 R 000 ,
(ii) fluorinated alkyl having from 1 to 40 carbon atoms,
(iii) alkyl or fluorinated alkyl having from 1 to 40 carbon atoms, wherein two adjacent carbon atoms are replaced by —CR 0 ═CR 00 — or —C≡C—,
(iv) alkyl or fluorinated alkyl having from 1 to 40 carbon atoms, wherein one or more carbon atoms are replaced by a heteroatom or heteroatom group,
(v) aryl having from 6 to 30 carbon ring atoms,
(vi) heteroaryl having from 5 to 30 ring atoms, wherein said aryl and heteroaryl may be unsubstituted or substituted with one or more groups R S , and wherein said alkyl and fluorinated alkyl may be substituted with one or more groups selected from the group consisting of R S , aryl and heteroaryl,

R B being at each occurrence independently selected from the group consisting of
(i) H, —SiR 0 R 00 R 000 ,
(ii) alkyl having from 1 to 40 carbon atoms,
(iii) alkoxy having from 1 to 39 carbon atoms,
(iv) —(CH 2 ) d —R 9 , wherein d is an integer of from 1 to 5 and R 9 is selected from the group consisting of
(a) —SiR 0 R 00 R 000 , —C≡C—SiR 0 R 00 R 000 ,
(b) alkyl having from 1 to 19 carbon atoms,
(c) alkyl having from 1 to 19 carbon atoms, wherein two adjacent carbon atoms are replaced by CR 0 ═CR 00 — or —C≡C—,
(d) alkyl having from 1 to 19 carbon atoms, wherein one or more carbon atoms are replaced by a heteroatom or heteroatom group,
(e) aryl having from 6 to 30 carbon ring atoms, and
(f) heteroaryl having from 5 to 30 ring atoms, wherein said aryl and heteroaryl may be unsubstituted or substituted with one or more groups R S , and wherein said alkyl and fluorinated alkyl may be substituted with one or more groups selected from the group consisting of R S , aryl and heteroaryl,

R 0 , R 00 , and R 000 being at each occurrence independently of each other selected from the group consisting of H, F, C 1-40 organyl or organoheteryl, and substituted C 1-40 organyl or organoheteryl;
X 0 being at each occurrence independently selected from the group consisting of F, Cl, Br and I; and
R 8 being at each occurrence independently selected from the group consisting of alkyl having from 1 to 30 carbon atoms, halogenated alkyl having from 1 to 30 carbon atoms, aryl having from 6 to 30 carbon ring atoms, aryl having from 6 to 30 carbon ring atoms substituted with at least one group independently selected from the group consisting of F, Cl, Br, I, alkyl having from 1 to 30 carbon atoms and halogenated alkyl having from 1 to 30 carbon atoms, heteroaryl having from 1 to 30 ring atoms, heteroaryl having from 1 to 30 ring atoms substituted with at least one group independently selected from the group consisting of F, Cl, Br, I, alkyl having from 1 to 30 carbon atoms and halogenated alkyl having from 1 to 30 carbon atoms.

2. Semiconductor composition according to claim 1 , wherein b1, b2, b3, b4 c1, c2, c3 and c4 are selected such that one or more of the following conditions are met, provided that they are not mutually exclusive
(i) b1 and c1 are identical and are 0 or 1,
(ii) b2 and c2 are identical and are 0 or 1,
(iii) b3 and c3 are identical and are 0 or 1,
(iv) b4 and c4 are identical and are 0 or 1, and
(v) the sum of c1, c2, c3 and c4 (i.e. c1+c2+c3+c4) is at most 3.

3. The semiconductor composition according to claim 2 , wherein the sum of cl, c2, c3 and c4 (i.e. cl+c2+c3+c4) is 0.

4. Semiconductor composition according to claim 1 , wherein at least two of R 1 , R 2 , R 3 , R 4 , R 7 , R 8 and—if present—R 5 is a group R A .

5. Semiconductor composition of claim 1 , wherein said organic binder is selected from the group consisting of formulae (I-1) to (I-16)

6. Semiconductor composition according to claim 1 , wherein said organic binder is of formula (I-16)

7. Semiconductor composition according to claim 6 , wherein the organic binder is selected from the group consisting of the following formulae (I-16-b) and (I-16-c)

wherein A 1 , A 2 , A 3 , A 4 , A 5 and A 6 are at each occurrence independently of each other either C—R 5 or N, provided that at least one of the A 1 , A 2 , A 3 , A 4 , A 5 and A 6 is N.

8. Semiconductor composition according to claim 7 , wherein the organic binder of formulae (I-16-b) or (I-16-c) is a binder of formulae (I-16-b-1), (I-16-b-2), (I-16-c-1), (I-16-c-2) or (I-16-c-3), wherein
A 1 , A 2 , A 3 and A 4 are defined as

Formula
A 1
A 2
A 3
A 4

(I-16-b-1)
C-R 5
N
C-R 5
—

(I-16-b-2)
N
C-R 5
B
—

(I-16-c-1)
C-R 5
C-R 5

Assignees

• Merck Patent Gmbh

Inventors

• Bonrad Klaus
• Rehahn Matthias
• Kolmer-Anderl Nicole
• Mundt Paul

Classifications

• C07D241/38 Primary

  with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms · CPC title

• H01L51/4233

  Electricity · mapped topic

• H01L51/0007

  Electricity · mapped topic

• H01L51/502

  Electricity · mapped topic

• H01L51/0545

  Electricity · mapped topic