An organic photovoltaic device comprising a polymer: ##STR00001##
and an acceptor. In this organic photovoltaic device, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are independently selected from the group consisting of: a halogen, a substituted alkyl, an unsubstituted alkyl, a substituted aryl, an unsubstituted aryl, a substituted heteroaryl and an unsubstituted heteroaryl.

An oligomer, composition, and composite material employing the same are provided. The oligomer can be a reaction product of a reactant (a) and a reactant (b). The reactant (a) is a reaction product of a reactant (c) and a reactant (d). The reactant (b) can be

##STR00001##

or a combination thereof, wherein a is 0 or 1, and R.sup.1 is independently hydrogen

##STR00002##

or and wherein b is 0-6; c is 0 or 1; and, d is 0-6. The reactant (c) is

##STR00003##

wherein R.sup.2 is C.sub.5-10 alkyl group. The reactant (d) is

##STR00004##

wherein e is 0-10.

A method for producing a fluorine-containing polymer includes subjecting at least one kind of fluorine-containing cycloolefin compound selected from the group consisting of a fluorine-containing cycloolefin compound represented by the following formula (41) and a fluorine-containing cycloolefin compound represented by the following formula (42) to ring-opening metathesis polymerization in the presence of a metal-carbene complex compound (10) having an olefin metathesis reaction activity.

##STR00001##

Conjugated donor-acceptor copolymers comprising a donor and an acceptor, wherein the acceptor comprises a fluorophenylene. Organic Field Effect Transistors (OFETs) comprising the conjugated donor-acceptor copolymers are also disclosed.

Radical cascade reactions enabling sequence-controlled ring-closing polymerization and ring-opening polymerization for the controlled synthesis of polymers with complex main-chain structures are provided. Facile syntheses leading to low-strain macrocyclic monomers consisting of the ring-opening triggers and extended main-chain structures are also provided. The present disclosure further provides methods for excellent control over polymer molecular weights and molecular weight distributions and high chain-end fidelity allows for the preparation of polymeric systems with well-defined architectures. Further provided are the general nature of the radical cascade-triggered transformations in polymer chemistry, and its application to the synthesis of polymers with diverse main-chain structural motifs with tailored functions. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

A capacitor that is capable of exhibiting good electrical properties even under a variety of conditions is provided. More particularly, the capacitor contains a sintered porous anode body, a dielectric that overlies the anode body, and a solid electrolyte that overlies the dielectric. The solid electrolyte contains an inner layer and an outer layer, wherein the inner layer is formed from an in situ-polymerized conductive polymer and the outer layer is formed from pre-polymerized conductive polymer particles. Further, the in-situ polymerized conductive polymer is formed from an alkylated thiophene monomer.

A composition suitable for use in an organic light-emitting layer (103) of an organic light-emitting device having an anode (101) and a cathode (105), the composition comprising a fluorescent light-emitting material, a first triplet-accepting material and a second triplet-accepting material that is different from the first triplet-accepting material. The fluorescent light-emitting material may be a repeat unit of a light-emitting polymer, and the first and second triplet-accepting materials may independently be repeat units of the light-emitting polymer or may be mixed with the fluorescent light-emitting material.

The present specification provides a copolymer and an organic solar cell including the same.

Water-soluble, conjugated polymers containing one or more dibenzosilole monomer residues, as well as compositions, kits, and methods of making and using such polymers are disclosed. Also disclosed are dibenzosilole derivatives substituted with one or more water-solubilizing groups, and methods of making and using such derivatives to prepare water-soluble dibenzosilole polymers.

The present specification provides a copolymer and an organic solar cell including the same.