US2011082261A1PendingUtilityA1

Multifunctional materials consisting of regioregular poly(3-alkylthiophene)s covalently attached on carbon nanotubes for photovoltaic applications

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Assignee: ADVENT TECHNOLOGIES S APriority: Sep 27, 2007Filed: Nov 12, 2010Published: Apr 7, 2011
Est. expirySep 27, 2027(~1.1 yrs left)· nominal 20-yr term from priority
Inventors:Christos L. ChochosJoannis Kallitsis
H10K 30/352H10K 30/50H01B 1/127C08L 65/00Y10S977/745Y10S977/75Y10S977/842B82Y 10/00Y02E10/549Y10S977/742C08G 2261/1644C08G 2261/3223Y10S977/752C08G 61/126Y10S977/746C08G 2261/212C08G 2261/141Y10S977/847H10K 30/30H10K 85/225H10K 85/113
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Claims

Abstract

Facile ways towards the integration of the regioregular poly(3-alkylthiophene)s onto carbon nanotubes, providing multifunctional materials that combine the extraordinary properties of the carbon nanotubes with those of regioregular poly(3-alkylthiophene)s, are presented.

Claims

exact text as granted — not AI-modified
1 . A photovoltaic device comprising a multifunctional material having the formula: 
       
         
           
           
               
               
           
         
         wherein R is a substituent selected from the group consisting of alkyl, phenyl, pyridine, pyrimidine, ether or none and n is a number equal or greater than 1; and 
         X is selected from the group or atom consisting of: 
       
       
         
           
           
               
               
           
         
       
       or oxygen (O); and
 Y is selected from the group consisting of: 
 
       
         
           
           
               
               
           
         
       
       or none
 where Q is selected from the group or atom consisting of hydrogen (H) or —CH 3  and m is a number equal or greater than 1; and 
 Z is selected from the group consisting of: 
 Z=—NH or none 
 wherein said multifunctional material is the active layer of the device. 
 
     
     
         2 . The photovoltaic device according to  claim 1  comprising various conjugated polymers, as the active layer of the device. 
     
     
         3 . The photovoltaic device according to  claim 2 , wherein the polymer is a block copolymer, random copolymer, periodic copolymer and/or alternating polymer. 
     
     
         4 . The photovoltaic device according to  claim 2 , wherein the polymers are the poly(p-phenylene vinylene)s or the substituted poly(p-phenylene vinylene)s or derivatives of poly(p-phenylene vinylene)s or combination of them. 
     
     
         5 . The photovoltaic device according to  claim 2 , wherein the polymers are the polythiophene or the substituted polythiophenes or the regioregular poly(3-substituted thiophene)s or the regiorandom poly(3-substituted thiophene)s or combination of them. 
     
     
         6 . The photovoltaic device according to  claim 2 , wherein the polymers are the polyfluorene or substituted polyfluorenes or derivatives of polyfluorenes or combination of them. 
     
     
         7 . The photovoltaic device according to  claim 2 , wherein the polymers are the polyoxadiazoles or the polyquinolines or both. 
     
     
         8 . The photovoltaic device according to  claim 2 , wherein the polymers is a cyano substituted polythiophene having the structure: 
       
         
           
           
               
               
           
         
         R is a substituent selected from the group consisting of alkyl, phenyl, pyridine, pyrimidine, ether or none and n is a number equal or greater than 1. 
       
     
     
         9 . The photovoltaic device according to  claim 1  comprising various organic small molecules, as the active layer of the device. 
     
     
         10 . The photovoltaic device according to  claim 9 , wherein the organic small molecule is a derivative of the phtalocyanines. 
     
     
         11 . The photovoltaic device according to  claim 9 , wherein the organic small molecule is a derivative of the croconines. 
     
     
         12 . The photovoltaic device according to  claim 9 , wherein the organic small molecule is a derivative of the squarines. 
     
     
         13 . The photovoltaic device according to  claim 9 , wherein the organic small molecule is a derivative of the perylene diimides. 
     
     
         14 . The photovoltaic device according to  claim 9 , wherein the organic small molecule is a derivative of the fullerene. 
     
     
         15 . The photovoltaic device according to  claim 1  comprising various inorganic molecules, as the active layer of the device. 
     
     
         16 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices wherein the inorganic molecule is the zinc oxide, titanium oxide, cadmium selenide or combination of them. 
     
     
         17 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices, wherein such photovoltaic devices comprise blends of polythiophenes or substituted polythiophenes or regioregular poly(3-substituted thiophene)s or regiorandom poly(3-substituted thiophene)s or combination of them, with derivatives of fullerene as the active layer of the device. 
     
     
         18 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices, wherein said photovoltaic devices comprise blends of poly(p-phenylene vinylene)s or substituted poly(p-phenylene vinylene)s or derivatives of poly(p-phenylene vinylene)s or combination of them, with derivatives of fullerene as the active layer of the device. 
     
     
         19 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices, wherein said photovoltaic devices comprise blends of polyfluorenes or substituted polyfluorenes or derivatives of polyfluorenes or combination of them, with derivatives of fullerene as the active layer of the device. 
     
     
         20 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices, wherein said photovoltaic devices comprise blends of polythiophenes or substituted polythiophenes or regioregular poly(3-substituted thiophene)s or regiorandom poly(3-substituted thiophene)s or combination of them, with single wall or multi wall carbon nanotubes as the active layer of the device. 
     
     
         21 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices, wherein said photovoltaic devices comprise blends of poly(p-phenylene vinylene)s or substituted poly(p-phenylene vinylene)s or derivatives of poly(p-phenylene vinylene)s or combination of them, with single wall or multi wall carbon nanotubes as the active layer of the device. 
     
     
         22 . The photovoltaic device according to  claim 1 , wherein the multifunctional material is a compatibilizer in photovoltaic devices, wherein said photovoltaic devices comprise blends of polyfluorenes or substituted polyfluorenes or derivatives of polyfluorenes or combination of them, with single wall or multi wall carbon nanotubes as the active layer of the device. 
     
     
         23 . A method of making a multifunctional material, comprising a monofunctionalized regioregular poly(3-substituted thiophene) with unmodified single wall or multi wall carbon nanotubes. 
     
     
         24 . The method according to  claim 23 , wherein the process comprises reacting a monofunctionalized regioregular poly(3-substituted thiophene) with partial modified single wall or multi wall carbon nanotubes. 
     
     
         25 . The method according to  claim 23 , wherein the process comprises reacting a monofunctionalized regioregular poly(3-substituted thiophene) with fully modified single wall or multi wall carbon nanotubes. 
     
     
         26 . The method of  claim 23 , wherein said multifunctional material comprises the general structural formula: 
       
         
           
           
               
               
           
         
         wherein R is a substituent selected from the group consisting of alkyl, phenyl, pyridine, pyrimidine, ether or none and n is a number equal or greater than 1; and 
         X is selected from the group or atom consisting of: 
       
       
         
           
           
               
               
           
         
       
       or oxygen (O); and
 Y is selected from the group consisting of: 
 
       
         
           
           
               
               
           
         
       
       or none
 where Q is selected from the group or atom consisting of hydrogen (H) or —CH 3  and m is a number equal or greater than 1; and 
 Z is selected from the group consisting of: 
 Z=—NH or none 
 wherein said multifunctional material is the active layer of the device.

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