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1. (WO2018003978) PACKAGING SHEET AND PACKAGING BODY

Pub. No.:    WO/2018/003978    International Application No.:    PCT/JP2017/024165
Publication Date: Fri Jan 05 00:59:59 CET 2018 International Filing Date: Sat Jul 01 01:59:59 CEST 2017
IPC: B65D 65/40
B65D 77/30
B65D 85/50
Applicants: TOYO ALUMINIUM KABUSHIKI KAISHA
東洋アルミニウム株式会社
YAMAZAKI BAKING CO., LTD.
山崎製パン株式会社
Inventors: TERASAWA, Yuya
寺澤 侑哉
AWATA, Hiroaki
粟田 浩昭
NISHIKAWA, Hiroyuki
西川 浩之
SEKIGUCHI, Tomonobu
関口 朋伸
OE, Hiroshi
麻植 啓司
AZUMA, Kiyohisa
東 清久
SHIGETOU, Akira
茂渡 彰
SUMINO, Keisuke
隅野 啓助
NAKAMURA, Shintaro
中村 慎太郎
Title: PACKAGING SHEET AND PACKAGING BODY
Abstract:
[Problem] To provide a packaging sheet that has excellent surface-to-surface heat sealing properties and that hardly adheres to the contents thereof. [Solution] A packaging sheet including a base material film and a heat seal layer formed adjacent to at least one surface of the base material film, wherein the packaging sheet is characterized in that: (1) the heat seal layer includes a heat seal agent and polyolefin particles, and the surface roughness Ra of the surface opposite from the base material film is 1.00-7.00 μm; and (2) the polyolefin particles have an average grain size D50 of 10-50 μm and a melting point of 100-180°C.