METHOD FOR TRANSPORTING SPIRAL TYPE SEPARATION MEMBRANE ELEMENT BY SHIP

PROBLEM TO BE SOLVED: To provide a method for transporting a spiral type separation membrane element by ship which does not need to refrigerate and store the spiral type separation membrane element when transporting the spiral type separation membrane element by ship.SOLUTION: In a method for transp...

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Hauptverfasser:	MARUOKA NOBUAKI, MATSUI KAZUSA
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING
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Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for transporting a spiral type separation membrane element by ship which does not need to refrigerate and store the spiral type separation membrane element when transporting the spiral type separation membrane element by ship.SOLUTION: In a method for transporting a spiral type separation membrane element by ship which includes a composite semipermeable membrane having a skin layer containing a polyamide resin on a porous support, the skin layer is subjected to hot water passing treatment, the skin layer has elastic modulus calculated by a force curve measurement by AFM in water of 100 MPa or more, and the spiral type separation membrane element is transported in a storage state of not being refrigerated.SELECTED DRAWING: Figure 1 【課題】本発明は、スパイラル型分離膜エレメントを船で輸送する際に、スパイラル型分離膜エレメントを冷蔵保管する必要がないスパイラル型分離膜エレメントの船輸送方法を提供することを目的とする。【解決手段】本発明は、多孔性支持体上にポリアミド系樹脂を含むスキン層を有する複合半透膜を内蔵するスパイラル型分離膜エレメントの船輸送方法に関し、前記スキン層は、温水通水処理が施されており、前記スキン層は、水中ＡＦＭでのフォースカーブ測定により算出される弾性率が１００ＭＰａ以上であり、前記スパイラル型分離膜エレメントを、冷蔵していない保管状態で輸送することを特徴とする。【選択図】図１