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1. (WO2018123894) WATER-SOLUBLE FILM AND DRUG PACKAGING BODY

Pub. No.:    WO/2018/123894    International Application No.:    PCT/JP2017/046200
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Sat Dec 23 00:59:59 CET 2017
IPC: C08L 29/04
B65D 65/46
C08K 5/053
Applicants: THE NIPPON SYNTHETIC CHEMICAL INDUSTRY CO., LTD.
日本合成化学工業株式会社
Inventors: HIURA Takahiro
日裏 貴裕
Title: WATER-SOLUBLE FILM AND DRUG PACKAGING BODY
Abstract:
Provided is a water-soluble film that, in addition to having excellent mechanical properties such as high tensile strength and high tensile elongation, does not bleed out prior to packaging body formation and contains a polyvinyl alcohol-based resin (A) and a plasticizer (B). The plasticizer (B) contains: a polyhydric alcohol (b1) having a melting point greater than 50°C and no more than 100°C; a polyhydric alcohol (b2) having a melting point of no more than 50°C; and a polyhydric alcohol (b3) having a melting point greater than 100°C.