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US 2003/0166829 A1Published application
Polythiophenes and devices thereof
AssigneeXerox Corporation
InventorsBeng S. Ong, Ping Liu, Yiliang Wu, Yu Qi
Life of this patent
Estimating the term…
Abstract
A polythiophene wherein the monomer segments thereof contain 1 wherein A is a side chain; B is hydrogen or a side chain; and D is a divalent segment, and wherein the number of A-substituted thienylene units (I) in the monomer segments is from about 1 to about 10, the number of B-substituted thienylene units (II) is from 0 to about 5, and the number of divalent segments D is 0 or 1.
Claims27
A polythiophene
- 17
- wherein A is a side chain;
- B is hydrogen or a side chain;
- D is a divalent linkage;
- a and c represent the number of A-substituted thienylenes;
- b is the number of B-substituted thienylene segments;
- d is 0 or 1;
- and n represents the degree of polymerization or the number of the monomer segments.
5 more elements
A polythiophene represented by
- 18 19 20
- and wherein n represents the number of segments.
A polythiophene wherein the monomer segments thereof contain
- 25
- wherein A is a side chain;
- B is hydrogen or a side chain;
- and D is a divalent segment, and wherein the number of A-substituted thienylene units (I) in the monomer segments is from about 1 to about 10 , the number of B-substituted thienylene units (II) is from 0 to about 5, and the number of divalent segments D is 0 or 1.
1 more element
Dependencies are inferred from the claim text.