The present invention provides a polymer compound for a conductive polymer, containing one or more repeating units (a) represented by the following general formula (1), the polymer compound for a conductive polymer being synthesized by ion-exchange of a lithium salt, a sodium salt, a potassium salt, or a nitrogen compound salt of a sulfonic acid residue, and having a weight average molecular weight in the range of 1,000 to 500,000. ##STR00001## There can be provided a polymer compound for a conductive polymer having a specific superacidic sulfo group which is soluble in an organic solvent, and suitably used for a fuel cell or a dopant for a conductive material.

The present invention provides a polymer compound for a conductive polymer, containing one or more repeating units (a) represented by the following general formula (1), the polymer compound for a conductive polymer being synthesized by ion-exchange of a lithium salt, a sodium salt, a potassium salt, or a nitrogen compound salt of a sulfonic acid residue, and having a weight average molecular weight in the range of 1,000 to 500,000. ##STR00001## There can be provided a polymer compound for a conductive polymer having a specific superacidic sulfo group which is soluble in an organic solvent, and suitably used for a fuel cell or a dopant for a conductive material.

The present invention provides a vinyl alcohol polymer having a mercapto group and having excellent reactivity. The present invention is a side-chain mercapto group-containing vinyl alcohol polymer including vinyl alcohol units and structural units represented by the following formula (I) (the characters in the formula are as defined in the description): ##STR00001##

The present invention provides a vinyl alcohol polymer having a mercapto group and having excellent reactivity. The present invention is a side-chain mercapto group-containing vinyl alcohol polymer including vinyl alcohol units and structural units represented by the following formula (I) (the characters in the formula are as defined in the description): ##STR00001##

A material having a first non-zero elastic modulus capable of reversibly changing the first non-zero elastic modulus to a second non-zero elastic modulus in response to a redox reaction occurring in the material. A method of producing a material that is reversibly cyclable between a first non-zero elastic modulus and a second non-zero elastic modulus, comprising: preparing a polymer comprising both crosslinks that do not depend on metal binding and functional groups capable of having oxidation-state specific binding constants to a metal ion; and doping the polymer with a solution containing the metal ion.

A conductive polymer composite including a -conjugated polymer and a dopant polymer contain a repeating unit a represented by the following formula (1) and has a weight-average molecular weight with range of 1,000 to 500,000, ##STR00001##
wherein R.sup.1 represents a hydrogen atom or methyl group; R.sup.2 represents a single bond, ether group, ester group, or a linear, branched, or cyclic hydrocarbon group having 1-12 carbon atoms and optionally containing an ether group and ester group; R.sup.3 represents a linear or branched alkylene group having 1-4 carbon atoms wherein 1 or 2 hydrogen atoms in R.sup.3 may be substituted with a fluorine atom; Z represents a phenylene group, naphthylene group, or ester group; and a is a number satisfying 0<a1.0. A conductive polymer composite has excellent filterability and film-formability by spin coating, and can form a conductive film having high transparency and flatness when film is formed from the composite.

A conductive polymer composite including a -conjugated polymer and a dopant polymer contain a repeating unit a represented by the following formula (1) and has a weight-average molecular weight with range of 1,000 to 500,000, ##STR00001##
wherein R.sup.1 represents a hydrogen atom or methyl group; R.sup.2 represents a single bond, ether group, ester group, or a linear, branched, or cyclic hydrocarbon group having 1-12 carbon atoms and optionally containing an ether group and ester group; R.sup.3 represents a linear or branched alkylene group having 1-4 carbon atoms wherein 1 or 2 hydrogen atoms in R.sup.3 may be substituted with a fluorine atom; Z represents a phenylene group, naphthylene group, or ester group; and a is a number satisfying 0<a1.0. A conductive polymer composite has excellent filterability and film-formability by spin coating, and can form a conductive film having high transparency and flatness when film is formed from the composite.

The invention relates to novel cross-linkable monomers that may be polymerized with ethylenically unsaturated comonomers to form cross-linkable copolymers. Said copolymers may particularly be used in the form of aqueous dispersions as formaldehyde-free adhesives or as coatings with good water resistance. The cross-linkable monomer is a compound in acid or salt form comprising an anion of the formula (I) and one or more cations for producing electrical neutrality, where R.sup.1 and R.sup.2 represent, independently of one another, hydrogen alkyl, cycloalkyl, aryl, aralkyl, COOR.sup.5, COO.sup. cat.sup.+ or CON(R.sup.6R.sup.7), R.sup.6 and R.sup.7 represent, independently of one another, hydrogen, alkyl, or aryl, cat.sup.4 represents a monovalent cation, and one of the groups R.sup.1 or R.sup.2 may also represent a group XR.sup.4CR.sup.5(OH)(SO.sub.3), wherein X, R.sup.4, and R.sup.5 assume one of the meanings listed below, R.sup.3 represents hydrogen, alkyl, or aryl, X is selected from the group of direct CC bond, O, CH.sub.2O, CH.sub.2NR.sup.8, COO or CONR.sup.8, R.sup.8 represents hydrogen, alkyl, or aryl, R.sup.4 represents alkylene, polyoxyalkylene, cycloalkylene, or arylene, and R.sup.5 represents hydrogen, alkyl, cycloalkyl, or aryl.

The invention relates to novel cross-linkable monomers that may be polymerized with ethylenically unsaturated comonomers to form cross-linkable copolymers. Said copolymers may particularly be used in the form of aqueous dispersions as formaldehyde-free adhesives or as coatings with good water resistance. The cross-linkable monomer is a compound in acid or salt form comprising an anion of the formula (I) and one or more cations for producing electrical neutrality, where R.sup.1 and R.sup.2 represent, independently of one another, hydrogen alkyl, cycloalkyl, aryl, aralkyl, COOR.sup.5, COO.sup. cat.sup.+ or CON(R.sup.6R.sup.7), R.sup.6 and R.sup.7 represent, independently of one another, hydrogen, alkyl, or aryl, cat.sup.4 represents a monovalent cation, and one of the groups R.sup.1 or R.sup.2 may also represent a group XR.sup.4CR.sup.5(OH)(SO.sub.3), wherein X, R.sup.4, and R.sup.5 assume one of the meanings listed below, R.sup.3 represents hydrogen, alkyl, or aryl, X is selected from the group of direct CC bond, O, CH.sub.2O, CH.sub.2NR.sup.8, COO or CONR.sup.8, R.sup.8 represents hydrogen, alkyl, or aryl, R.sup.4 represents alkylene, polyoxyalkylene, cycloalkylene, or arylene, and R.sup.5 represents hydrogen, alkyl, cycloalkyl, or aryl.

The present invention provides a polymer compound for a conductive polymer comprising one or more repeating units a shown by the formula (1), and having a weight-average molecular weight in the range of 1,000 to 500,000. There can be provided a polymer compound for a conductive polymer having a specific superacidic sulfo group which is soluble in an organic solvent, and suitably used for a fuel cell or a dopant for a conductive material.

##STR00001##

wherein R.sup.1 represents a hydrogen atom or a methyl group; R.sup.2 represents any of a single bond, an ester group, and a linear, branched, or cyclic hydrocarbon group having 1 to 12 carbon atoms, the hydrocarbon group optionally containing an ether group, an ester group, or both; Z represents any of a single bond, a phenylene group, a naphthylene group, an ether group, and an ester group; and a is a number satisfying 0<a1.0.