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公开(公告)号:JP5342376B2
公开(公告)日:2013-11-13
申请号:JP2009197360
申请日:2009-08-27
申请人: 株式会社日本化学研究所
摘要: PROBLEM TO BE SOLVED: To provide a vinyl chloride-based plastisol composition, wherein evaporation and scattering of a plasticizer upon baking at high temperature is low, corrosion of a cap is suppressed, elution of the plasticizer to beverage contents is also low, and lining work efficiency and required performance which a sealing material should essentially have is satisfied, and a crimp cap for beverage bottling using the same. SOLUTION: The vinyl chloride-based plastisol composition contains: (A) a vinyl chloride resin; (B) 65-85 pts.mass of a plasticizer including bis(isononyl)cyclohexane-1,2-dicarboxylate as an essential component based on 100 pts.mass of the vinyl chloride resin, (C) 20-60 pts.mass of a filler including precipitated barium sulfate as an essential component based on 100 pts.mass of the vinyl chloride resin, (D) a foaming agent, and (E) 0.5-1.5 pts.mass of a lubricant based on 100 pts.mass of the vinyl chloride resin. The hardness A of the sealing material obtained by baking the vinyl chloride-based plastisol composition is 37 to 53. COPYRIGHT: (C)2011,JPO&INPIT
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