A polymer, and an organic solar cell including the polymer, include a repeating unit A represented by Chemical Formula 1, and a repeating unit B represented by Chemical Formula 2.

Claims

14 · 2 independent · depth 3

14 granted claims

›1.independentA polymer, comprising:na repeating unit A represented by the following Chemical Formula 1; anda repeating unit B represented by the following Chemical…+12

›3.↳ 1The polymer of claim 1, wherein the repeating unit A includes one selected from a repeating unit represented by the following Chemical Formula 6-1, a …d2

›4.↳ 1The polymer of claim 1, wherein the repeating units A and B are in a mole ratio of about 1:0.5 to about 1:2.5.d2

›5.↳ 1The polymer of claim 1, wherein the repeating units A and B are in a mole ratio of about 1:1 to about 1:2.d2

›6.↳ 1The polymer of claim 1, wherein the repeating unit A and the repeating unit B collectively form a repeating unit C, andnthe repeating unit C is one se…d2

›7.↳ 1The polymer of claim 1, wherein the repeating unit A and the repeating unit B collectively form a repeating unit C, andnthe repeating unit C is one se…d2

›8.↳ 1The polymer of claim 1, wherein the polymer has a number average molecular weight (Mn) of about 500 g/mol to about 800,000 g/mol.d2+1

›10.↳ 1The polymer of claim 1, wherein the polymer has a bandgap of about 1.2 eV to about 2.5 eV.d2+1

›12.↳ 1An organic solar cell, comprising:nan anode and a cathode facing each other; anda photoactive layer between the anode and the cathode, wherein the pho…d2+2

›2.independentA polymer, comprising:na repeating unit A represented by the following Chemical Formula 1; anda repeating unit B represented by the following Chemical…

Classifications

10 codes

IPC · International Patent Classification

Section C — Chemistry; metallurgy

C07D333/00
C07D495/02
C08G63/688

Section H — Electricity

H01L31/00
H01L51/42
H01L51/00

USPC · US Patent Classification

136/263549/57528/360549/50

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Pendency

2.8 y

1,006 days filing → grant

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Kristin Vajda

art unit 1622 · TC 1600

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1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20130087202 A1	11 Apr 2013

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