PROBLEM TO BE SOLVED: To provide a friction reducing agent capable of significantly reducing frictional resistance of an aqueous liquid, a coating material containing the friction reducing agent, and a friction reducing method using the friction reducing agent.SOLUTION: The friction reducing agent comprises a water-soluble polymer compound having an ammonium salt structure in a side chain. The water-soluble polymer compound preferably has a repeating unit represented by formula (1) or (2). (Ris H or a methyl group; A is O or an NH group; Ris an alkylene group or an arylene group; Rto Rare each independently an alkyl group or an aryl group; and Xand Xare each a monovalent anion.)SELECTED DRAWING: None
【課題】水性の液体の摩擦抵抗を大きく低減させることのできる摩擦低減剤、摩擦低減剤を含有する塗料、及び摩擦低減剤を用いた摩擦低減方法の提供。【解決手段】側鎖にアンモニウム塩構造を有する水溶性高分子化合物からなる摩擦低減剤。水溶性高分子化合物は、式(1)又は(2)で表される繰り返し単位を有することが好ましい摩擦低減剤。(R1はH又はメチル基;AはO又はNH基;R2はアルキレン基又はアリーレン基;R3〜R5は各々独立にアルキル基又はアリール基;X1−及びX2−は1価の陰イオン)【選択図】なし
FRICTION REDUCING AGENT, COATING MATERIAL CONTAINING THE SAME, AND FRICTION REDUCING METHOD USING THE SAME
摩擦低減剤、摩擦低減剤を含有する塗料、および摩擦低減剤を用いた摩擦低減方法
2016-09-08
Patent
Electronic Resource
Japanese
IPC: | C09K Materialien für Anwendungen, soweit nicht anderweitig vorgesehen , MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / C09D Überzugsmittel, z.B. Anstrichstoffe, Firnisse oder Lacke , COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS |
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