Mono-, oligo- and poly(3-alkynylthiophenes) and their use as...

Details Mono-, oligo- and poly(3-alkynylthiophenes) and their use as... Mono-, oligo- and poly(3-alkynylthiophenes) and their use as...

2003-09-15

2009-06-02

Truong, Duc (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From sulfur-containing reactant

C528S373000, C522S006000, C252S299010, C257S040000

Reexamination Certificate

active

07541425

ABSTRACT:
The invention relates to new conjugated mono-, oligo- and poly(3-alkynylthiophenes). The invention further relates to methods for their preparation, their use as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices. The invention further relates to field effect transistors and semiconducting components comprising the new mono-, oligo- and polymers.

REFERENCES:
Hayashi et al, Preparation and properties of polythiophene with phenylacetylene substituent, 2001, Kobunshi Ronbunshu, 58(5), 221-226 (JP), Chem Abstrcat 135: 153178.
Salzner et al, Theoretical analysis of substituent effects on building blocks of conducting polymers; 3,4′-substitued bithiophenes, Journal of orgainc chemictry, 64(3), 764-769, 1999, Chem Abstract 130: 197214.

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