DITHIENOBENZO-THIENO[3,2-B]THIOPHENE-COPOLYMER AND ITS USE AS HIGH PERFORMANCE SOLUTION PROCESSABLE SEMICONDUCTING POLYMER
申请人:Kastler Marcel
公开号:US20120289672A1
公开(公告)日:2012-11-15
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, l) 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.
公式(I)中的Dithienobenzo-thieno [3,2-b] thiophene共聚物,其中:pi是一个单环或多环基团,可选地取代1-4个Ra基团,其中Ra在每次出现时独立地为氢或a)卤素,b)—(CN,c)—NO2,d)氧代,e)—OH,f)═C(Rb)2;g)C1-20烷基,h)C2-20烯基,i)C2-20炔基,j)C1-20烷氧基,k)C1-20烷硫基,l)C1-20卤代烷基,m)—Y—C3-10环烷基,n)—Y—C6-14芳基,o)—Y-3-12成员环杂基,或p)—Y-5-14成员杂芳基,其中每个C1-20烷基,C2-20烯基,C2-20炔基,C3-10环烷基,C6-14芳基或卤代芳基,3-12成员环杂基和5-14成员杂芳基可选地取代1-4个Rb基团;Y在每次出现时独立地为二价的C1-6烷基,二价的C1-6卤代烷基或共价键;R1,R2,R3在每次出现时独立地为H,卤素,CN,C1-30烷基,C2-30烯基,C1-30卤代烷基,C2-30炔基,C1-30烷氧基,C(O)—C1-20烷基,C(O)—OC1-20烷基,Y—C3-10环烷基,—Y-3-12成员环杂基,每个可选地取代1-5个取自卤素,—CN,C1-6烷基,C1-6烷氧基和C1-6卤代烷基的取代基,-L-Ar1,-L-Ar1-—Ar1,-L-Ar1—R4或-L-Ar1—Ar1—R4,并且Y在每次出现时独立地为二价的C1-6烷基,二价的C1-6卤代烷基或共价键;n = 0,1,2;和o = 1-1000。