| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a semiconductor polymer which hardly suffers doping by oxygen in the environment and can be economically processed by treatment with solution. <P>SOLUTION: This polythiophene has a structural formula represented by formula (1) (wherein R and R' are each a side chain; A is a divalent bonding group; x and y are each the number of unsubstituted thienylene units, provided that x+y>0; z is 0 or 1; m is the number of segments; and n is a degree of polymerization). <P>COPYRIGHT: (C)2003,JPO |
