The present invention is: a hydrogenated tetracyclododecene-based ring-opening polymer comprising a repeating unit (A) derived from tetracyclododecene in a ratio of 40 wt % or more based on a total amount of repeating units, a ratio of meso diads in the repeating unit (A) being 65% or more; and a method for producing the same. By means of the present invention, provided are: a crystalline hydrogenated tetracyclododecene-based ring-opening polymer having a high melting point and a high glass transition temperature, and exhibiting excellent heat resistance and excellent processability even after forming due to melt forming; and a method for producing the same.

Chemically inert, mechanically tough, cationic metallo-polyelectrolytes designed as durable anion-exchange membranes (AEMs) via ring-opening metathesis polymerization (ROMP) of cobaltocenium-containing cyclooctene with triazole as the only linker group, followed by backbone hydrogenation to provide a new class of AEMs with a polyethylene-like framework and alkaline-stable cobaltocenium cation for ion transport, which exhibit excellent thermal, chemical and mechanical stability, as well as high ion conductivity.

A copolymer includes a repeating unit represented by Formula (I); and a repeating unit represented by Formula (II), in Formula (I), R.sup.1 represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms; R.sup.2 represents an alkyl group having 1 to 20 carbon atoms and having at least one fluorine atom as a substituent, or a group including Si(R.sup.a3)(R.sup.a4)O; L represents a divalent linking group as defined herein; and R.sup.a3 and R.sup.a4 each independently represent an alkyl group as defined herein, in Formula (II), R.sup.10 represents a hydrogen atom or an alkyl group having 1 to 20 carbon atoms; R.sup.11 and R.sup.12 each independently represent a hydrogen atom, a substituted or unsubstituted aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group; R.sup.11 and R.sup.12 may be linked to each other; and X.sup.1 represents a divalent linking group.

The present invention relates to a flexible color filter. More specifically, the present invention is characterized in that a separation layer, a protective layer, a black matrix layer and a pixel layer are sequentially laminated, wherein the protective layer comprises one or more polymers selected from polymers represented by chemical formula 1 or chemical formula 2.

The present invention is a polymer composition comprising a hydrogenated crystalline cycloolefin ring-opening polymer (A) that comprises a repeating unit derived from a polycyclic norbornene-based monomer that includes three or more rings, 5 to 100 parts by weight of a glass filler (B) based on 100 parts by weight of the hydrogenated crystalline cycloolefin ring-opening polymer (A), and 5 to 20 parts of a metal oxide (C) based on 100 parts by weight of the hydrogenated crystalline cycloolefin ring-opening polymer (A), and a formed article. The polymer composition according to the present invention exhibits excellent electrical properties (low dielectric loss tangent), excellent adhesion to plating, and excellent reflow heat resistance, and can maintain strength even when subjected to high-temperature/high-humidity conditions.

A method of carrying out a metathesis reaction includes the combination of at least one alkene or non conjugated diene with a Ruthenium-based catalyst with an cyclic(alkyl)(amino)carbene ligand to form a reaction mixture and heating the reaction mixture to a temperature of 100 C. or greater. The reaction can be an ADMET, ROMP, a metathesis ring-closure or an olefin exchange reaction.

The invention provides: imidazole and imidazolium compounds of formulas (I) and (II):

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polymers containing a plurality of imidazolium-containing repeating units of formula (III):

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and membranes and devices comprising the polymers. Also provided are methods of making the inventive compounds and polymers.

The invention provides: a resin as a material of a composition for forming an organic film having high filling and planarizing properties and etching resistance; the composition; and a patterning process using the composition. Provided is a composition for forming an organic film, including: (I) a resin having a structure shown by a general formula (1) in which a ring structure AR containing an aromatic ring and a spiro structure SP bonded to four of the ARs are alternately repeated in at least a portion of a repeating unit; and (II) an organic solvent.

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The present invention relates to an optical film which ensures adhesiveness between a polymer film and a liquid crystal layer without deteriorating the alignment of a liquid crystal compound; a polarizing plate using the same; an image display device; a method for producing an optical film; and a method for producing a polarizing plate. The optical film includes a polymer film including a cycloolefin-based polymer, and a liquid crystal layer that is provided adjacent to the polymer film, in which the liquid crystal layer is formed by using a liquid crystal composition containing a liquid crystal compound and a compound having a specific structure, where the liquid crystal composition contains the compound having a specific structure at a content of 0.5% to 7.0% by mass with respect to a mass of the liquid crystal compound, and a predetermined eccentricity value is 20% to 80%.

A process to produce an ionomer comprising reacting alkyl-cis-cyclooctene and cis-cyclooctene in a mole ratio from 1:0 to 0:1, in the presence of a difunctional chain transfer agent under ring opening metathesis polymerization conditions to form an unsaturated polyolefin reactive telechelic pre-polymer; hydrogenating the unsaturated polyolefin reactive telechelic pre-polymer to produce a hydrogenated polyolefin reactive telechelic pre-polymer; reacting the hydrogenated polyolefin reactive telechelic pre-polymer with at least one compound according to the formula aM.sup.x+b(R).sup.y, wherein M is a metal, x is a charge of M, R is an alkyl, aryl, oxide, or fatty acid, y is a charge of R, a and b are integers of at least 1, and ax+by=0, to form an ionomer is provided. Further provided are ionomers produced thereby.