Resonac Corporation

Jun Konishi

Atsushi Sugawara

To provide an aqueous composition for aqueous coating that contains a polymerized substance of a N-vinyl carboxylic acid amide and that dries efficiently when used to produce a coating substance. A composition for aqueous coating liquid, comprising at least a copolymer of a N-vinyl carboxylic acid amide monomer and a monomer of a salt of an unsaturated carboxylic acid, and water, in which the molar ratio between the N-vinyl carboxylic acid amide monomer and the monomer of a salt of an unsaturated carboxylic acid is 7.0:93.0 to 93.0:7.0, and the weight-average molecular weight of the copolymer is 15,000 to 2,500,000.

Composition for aqueous coating liquid

The present invention relates to an electrically conductive polymer composition having high dispersion stability in long-term storage without being influenced by air temperature changes in the winter season, the summer period, etc. and a method for stably storing an electrically conductive polymer solution. An electrically conductive polymer composition comprising at least a N-vinyl carboxylic acid amide polymer having a weight-average molecular weight within the range of not less than 5000 and not more than one million, an electrically conductive polymer, and a solvent. A method for stably storing an electrically conductive polymer solution, the method comprising adding, to an electrically conductive polymer solution, a N-vinyl carboxylic acid amide polymer having a weight-average molecular weight within the range of not less than 5000 and not more than one million.

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Tokyo, Japan

Jun Konishi