METHOD FOR PRODUCING WATER-INSOLUBLE MOLDED BODY, AND WATER-INSOLUBLE MOLDED BODY

PROBLEM TO BE SOLVED: To provide a method for easily producing a water-insoluble molded body in which the original characteristics of polyanionic polysaccharide as raw material are maintained, further, having high safety and useful as a medical material, a food material, a cosmetic material or the l...

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Bibliographische Detailangaben
Hauptverfasser:	ISONO YASUYUKI, NOISSHIKI YASUHARU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES DISINFECTION, STERILISATION, OR DEODORISATION OF AIR HUMAN NECESSITIES HYGIENE MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES MEDICAL OR VETERINARY SCIENCE METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for easily producing a water-insoluble molded body in which the original characteristics of polyanionic polysaccharide as raw material are maintained, further, having high safety and useful as a medical material, a food material, a cosmetic material or the like.SOLUTION: Provided is a method for producing a water-insoluble molded body including a step in which a raw material molded body formed using the water soluble salt of polyanionic polysaccharide is contacted with the vapor of organic acid or organic acid anhydride, and the raw material molded body is made water-insoluble to form a water-insoluble molded body. 【課題】原料であるポリアニオン性多糖類本来の特性が保持されているとともに、安全性が高く、医療用材料、食品用材料、及び化粧品用材料等として有用な水不溶性成形体を簡便に製造する方法を提供する。【解決手段】ポリアニオン性多糖類の水溶性塩を用いて形成した原料成形体を、有機酸及び有機酸無水物の少なくともいずれかの蒸気に接触させて、原料成形体を水不溶化させて水不溶性成形体を形成する工程を有する水不溶性成形体の製造方法である。【選択図】なし