POLYMERIZATION OF 2,3,3,3-TETRAFLUOROPROPENE AND POLYMER FORMED FROM 2,3,3,3-TETRAFLUOROPROPENE

• Main Authors: CHERYL CANTLON, DAVID NALEWAJEK, SINGH RAJIV R, POSS ANDREW J, LU CHANGQING
• Format: Patent
• Language: English; Japanese
• Published: 07.12.2017
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

PROBLEM TO BE SOLVED: To provide a method having undesired shape or limitation of a polymerization method of 2,3,3,3-tetrafluoropropene (poly-1234yf) and manufacturing a polymer having different property and/or enhanced property.SOLUTION: There is provided a manufacturing method of a homopolymer or a heteropolymer (including copolymer and tarpolymer) of 2,3,3,3-tetrafluoropropene, including polymerization of one or more kind of monomer including 2,3,3,3-tetrafluoropropene in an aqueous emulsion solution and in presence of at least one kind of radical initiator selected from (NH)SO, KSO, NaSO, Fe(SO), (NH)SO/NaSO, (NH)SO/FeSO, (NH)SO/NaSO/FeSOand a combination thereof.SELECTED DRAWING: None 【課題】２，３，３，３−テトラフルオロプロペン（ポリ−１２３４ｙｆ）の重合方法における望ましくない形態又は制限を有し、及び／又はこれによって製造されるポリマーは異なる特性及び／又は向上した特性を有して製造する方法の提供。【解決手段】２，３，３，３−テトラフルオロプロペンを含む１種類以上のモノマーを、水性エマルジョン溶液中、並びに（ＮＨ４）２Ｓ２Ｏ８、Ｋ２Ｓ２Ｏ８、Ｎａ２Ｓ２Ｏ８、Ｆｅ２（Ｓ２Ｏ８）３、（ＮＨ４）２Ｓ２Ｏ８／Ｎａ２Ｓ２Ｏ５、（ＮＨ４）２Ｓ２Ｏ８／ＦｅＳＯ４、（ＮＨ４）２Ｓ２Ｏ８／Ｎａ２Ｓ２Ｏ５／ＦｅＳＯ４、及びこれらの組み合わせから選択される少なくとも１種類のラジカル開始剤の存在下で重合する、ことを含む、２，３，３，３−テトラフルオロプロペンのホモポリマー又はヘテロポリマー（コポリマー及びターポリマーを含む）の製造方法。【選択図】なし