The present application can provide a preparation method capable of preparing a desired polymer or conductive polymer film with excellent polymerization efficiency and conversion rates without consumption or modulation in the polymerization process, and a polymer and a conductive polymer film formed by the method. The present application can provide a method for preparing a polymer or a conductive polymer film having a desired level of transparency and conductivity, wherein desired physical properties such as solubility in a solvent or resistance to a solvent are effectively imparted thereto as necessary, and a polymer and a conductive polymer film formed by the method.

A quinone-containing poly(arylene) includes repeating units of formula (I), (II), (III), (IV), (V), or (VI) as defined herein. The quinone-containing poly(arylene) can be useful in composites, electrode assemblies, electrochemical cells, gas separation systems, energy storage devices, and electrochromic devices.

Disclosed is a bis-imide compound comprising two or more aryl moieties substituted with ethynyl moieties and the two or more aryl moieties each having one or more polar substituents. Further disclosed is a polymer composition comprising a copolymer polymerized from a monomer mixture of (a) one or more first monomers comprising a bis-imide compound comprising two or more aryl moieties substituted with ethynyl moieties and the two or more aryl moieties each having one or more polar substituents; and (b) one or more second monomers comprising two or more cyclopentadienone moieties. The polymer compositions exhibit favorable properties for use in electronics and displays applications.

The present invention provides novel polymer compounds and methods and processes for polymerizing and synthesizing the new polymers by post-modifying conjugated polymers bearing unsaturated functionalities. The post-modifications are facilitated by light-mediated initiators, thermal initiators, redox-based initiators, small molecule-based initiators, or a combination thereof. Syntheses and post-modifications are carried out to high conversion via thiol-ene “click” chemistry-based mechanisms. The products comprise monomeric, oligomeric, and polymeric materials with easily-accessible pendant functionalities which impart new, distinct, and/or improved properties.

A monomer capable forming a polymer through ring-opening metathesis polymerization and capable of depolymerization thereafter through ring-closing metathesis, wherein the monomer comprises a cycloalkene having a fused ring attached thereto which decreases the ring strain energy to 5.3 kcal/mol or lower as compared to the same cycloalkene without a fused ring having a ring strain energy above 5.3 kcal/mol.

An object of the present invention is to provide a polymer compound in which, by blending with a liquid crystal composition containing a liquid crystalline compound, alignment of the liquid crystalline compound in a phase difference layer to be obtained increases; and a liquid crystal composition, a phase difference layer, an optical film, a polarizing plate, and an image display device using the same. The polymer compound of the present invention is a polymer compound including a repeating unit represented by Formula (I), a repeating unit represented by Formula (II), a repeating unit represented by Formula (III), and a repeating unit represented by Formula (IV). ##STR00001##

The present invention relates to a polar functional group-partially introduced polymer, a preparation method therefor, and an organic electronic element adopting the same. The organic electronic element of the present invention has excellent photoelectric conversion efficiency and stability and is very advantageous in commercialization, by adopting the polar functional group-partially introduced polymer of the present invention.

A charge transport material containing a charge transport polymer that satisfies at least one of (I) or (II) described below: (I) to independently have both a monovalent substituent having an alicyclic structure of 7 or more carbon atoms, and a monovalent substituent having a carbonyl-containing group; and (II) to have a monovalent substituent that includes a monovalent substituent having an alicyclic structure of 7 or more carbon atoms bonded directly to a carbonyl-containing group.

Disclosed herein are functionalized 3,4-alkylenedioxythiophene (ADOT+) monomers represented by a chemical formula (CR.sup.1R.sup.2)(CR.sup.3R.sup.4)(CR.sup.4R.sup.6).sub.xO.sub.2H.sub.2S, wherein x=0 or 1; wherein each of R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 is independently selected from hydrogen, a hydrocarbyl moiety, and a heteroatom-containing functional group; and wherein at least one of R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 comprises the heteroatom-containing functional group selected from an aldehyde, a maleimide, and their derivatives thereof. Also, disclosed herein are aldehyde derivatives represented by (ADOT-CH.sub.2—NH).sub.pY and a maleimide derivative represented by (ADOT-(CH.sub.2).sub.q—N).sub.pZ where p=1-2 and each of Y and Z is a hydrocarbyl moiety or a biofunctional hydrocarbyl moiety. In an embodiment of the ADOT+ monomers, one of R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6 is replaced by a direct bond to an amide group, an azide group, or an ester group of a biofunctional hydrocarbyl moiety. Also, disclosed herein are polymers and copolymers made therefrom.

An interpenetrating network (IPN) polymer membrane material includes a soft polyurethane interspersed with a crosslinked conducting polymer. The material can be reversibly “switched” between its oxidized and reduced states by the application of a small voltage, ˜1 to 4 volts, thus modulating its diffusivity.