NOVELTY - An anthracene and pyrrole pyrroledione compound i.e. substituted ethane 2,5-dimethyl-3-(5'-methyl-(2,2')bithiophenyl-5-yl)-6-thiophen-2-yl-2,5-dihydro-pyrrolo(3,4-c)pyrrole-1,4-dione compound polymer material (III).    USE - Anthracene and pyrrole pyrroledione compound polymer material for use in organic electro fluorescence apparatus, organic electro fluorescence apparatus and organic field-effect transistor (all claimed), organic optical storage unit, organic non-linear material and organic laser device.    ADVANTAGE - The polymer material has better solubility, wide spectrum absorbing scope and high energy converting rate.    DETAILED DESCRIPTION - An anthracene and pyrrole pyrroledione compound i.e. substituted ethane 2,5-dimethyl-3-(5'-methyl-(2,2')bithiophenyl-5-yl)-6-thiophen-2-yl-2,5-dihydro-pyrrolo(3,4-c)pyrrole-1,4-dione compound polymer material of formula (III).    n=1-200;    R1-R2=hydrogen, halo, cyan, 1-40C alkyl, aryl or heteroaryl;    R3=hydrogen or 1-40C alkyl;    R4=11-40C alkyl, 1-40C alkoxy or 6-40C aryl, aralkyl or aryl alkoxy.    INDEPENDENT CLAIMS are also included for the following:    (1) a method for preparing an anthracene and pyrrole pyrroledione compound polymer material, which involves reacting substituted 9, 10-di-(4, 4, 5, 5- tetramethyl-1, 3, 2-dioxapentaborane) anthracene or derivative compound of formula (I) with substituted 2, 5-dialkyl-3, 6-di-(5- bromine- dithiophene or derivative)-pyrrole pyrroledione compound of formula (II) with a mol ratio of 1:1-1:4 in the presence of a catalyst, alkali solution and solvent under non-oxygen condition to obtain a crude product.    (2) an organic solar battery apparatus comprises a glass base material, a conductive layer on the glass base material, poly (3, 4- ethylidene thiophene), poly (styrene sulfonic acid) layer, an active layer coated on a poly (3, 4-ethylidene thiophene) and poly(styrene sulfonic acid) layer, a metal aluminum layer deposited on the active layer, epoxy resin for sealing each layer, the active layer including an electronic vector material and an electronic donor material, where the electronic vector material is (6, 6) phenyl-C61- methyl butyrate and the electronic donor material is polymer material comprising anthracene and pyrrole pyrroledione unit    (3) an organic electro fluorescence apparatus comprises a glass base material, a conductive layer on the glass base material, an illuminating layer on the conductive layer, a lithium fluoride buffer layer plated on the illuminating layer, a metal aluminum layer plated on the lithium fluoride buffer layer and the illuminating layer material is polymer material containing anthracene and pyrrole pyrroledione unit    (4) an organic field-effect transistor comprises a doped silicon sheet base material, a silicon dioxide insulating layer on surface of doped silicon sheet base material, octadecylselyl trichlorosilane modifying layer coated on surface of silicon dioxide insulating layer, organic semiconductor layer coated on octadecylselyl trichlorosilane modifying layer and a source and a leakage on surface of organic semiconductor layer, where the organic semiconductor layer is polymer material.