Thiophene-silole copolymer and its method of manufacture

Details Thiophene-silole copolymer and its method of manufacture Thiophene-silole copolymer and its method of manufacture

1993-03-16

1995-05-02

Hollrah, Glennon H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549 59, 556406, 556427, 528 30, C07D33350, C07D40900, C07F 708, C08G 7722

Patent

active

054121051

ABSTRACT:
A thiophene-silole copolymer represented by the formula below and its method of manufacture are disclosed; ##STR1## wherein, R is a monofunctional hydrocarbon group having 1 to 20 carbon atoms or hydrogen, A and B are alkyl groups, aromatic groups, alkenyl groups, or represent an aliphatic group forming a ring wherein A is bonded to B, m and p are integers no less than 1, n is a natural number which can be 0, X is a hydrogen or halogen atom, and Y is a hydrogen atom, halogen atom or thiophene.

REFERENCES:
patent: 2640818 (1953-06-01), Di Giorgio
patent: 4691005 (1987-09-01), Sato et al.
patent: 5059695 (1991-10-01), Tour et al.
patent: 5143993 (1992-09-01), Tour et al.
Chemical Abstract, CA117(2):8610d, Thiophene-silole Cooligomers and Copolymers, Tamao; Yamaguchi; Shiozaki; Nakagawa and Ito, Jul. 1992.
Brief Report for the 63rd Spring Conference of the Japanese Chemical Society 1992, p. 133 (Mar. 16, 1992).

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