摘要 |
AN ORGANIC BLOCK POLYMER USEFUL IN AN ELECTROLUMINESCENT POLYMER DEVICE (OR IN A POLYMER FIELD EFFECT TRANSISTOR )THAT INCLUDES AN EMISSIVE POLYMER BLOCK THAT IS CONSISTENTLY CONJUGATED ALONG THE BACKBONE OF THE EMISSIVE POLYMER BLOCK (E.G., A COPOLYMER OF 2,7-LINKED 9,9 DIOCTYL FLUORENE AND 4,7-LINKED 2, 1, 3 BENXOTHIADIAZOLE); AND A POSITIVE CHARGE CARRIER POLYMER BLOCK THAT IS CONSISTENTLY CONJUGATED ALONG THE BACKBONE OF THE POSITIVE CHARGE CARRIER POLYMER BLOCK (E.G., A COPOLYMER OF 2,7-LINKED 9, 9DIOCTYL FLUORENE AND 4N, 4N'-LINKED N,N'-DI(3-CARBOXOMETHOXYPHENYL)BENZIDINE) FOR TRANSPORTING POSITIVE CHARGE CARRIERS TO THE EMISSIVE POLYMER BLOCK SO THAT THE POSITIVE CHARGE CARRIERS CAN COMBINE WITH NEGATIVE CHARGE CARRIERS TO GENERATE LIGHT. |