METHODS FOR PRODUCING POLYVINYL ETHER COMPOUND AND LUBRICANT

• Main Authors: MATSUMOTO TOMOYA, NAKAJIMA SATOSHI, OKAMOTO MAKOTO, SHIBATA MITSURU, KESEN TADASHI
• Format: Patent
• Language: English; Japanese
• Published: 22.06.2017
• Subjects: ADHESIVES; CHEMISTRY; COMPOSITIONS BASED THEREON; DYES; FUELS; LUBRICANTS; LUBRICATING COMPOSITIONS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PEAT; PETROLEUM, GAS OR COKE INDUSTRIES; POLISHES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION

PROBLEM TO BE SOLVED: To provide a method for producing a polyvinyl ether compound that allows even a polyvinyl ether compound having excellent compatibility with a coolant such as R32 to be produced with high yields.SOLUTION: A method for producing a polyvinyl ether compound includes polymerizing a vinyl ether compound in the presence of a polymerization catalyst and, after the polymerization, removing the polymerization catalyst with an adsorbent.SELECTED DRAWING: None 【課題】Ｒ３２等の冷媒に対して相溶性が優れるポリビニルエーテル化合物であっても、高収率で製造することが可能なポリビニルエーテル化合物の製造方法を提供する。【解決手段】本発明のポリビニルエーテル化合物の製造方法は、ビニルエーテル化合物を重合触媒存在下で重合し、重合後に前記重合触媒を吸着剤により除去する。【選択図】なし