发明名称 |
Packaging materials and packing containers using the same |
摘要 |
Packaging containers for foods in which the contents can be safely kept and which give no metallic residue after incineration. A bag made of a film material wherein a light-blocking printed layer (4) having a sepia printed layer (7) is provided on the internal face of the bag. The color of the sepia printed layer (7) is controlled to give a color hue of 5R to 10R in the Mansell color system, a lightness of 5 to 7 and a chroma of 0 to 3, while the light (300 to 800 nm) permeability of the packing material (1) is controlled to 10% or less.
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申请公布号 |
US7713602(B2) |
申请公布日期 |
2010.05.11 |
申请号 |
US20040490554 |
申请日期 |
2004.10.22 |
申请人 |
TOPPAN PRINTING CO., LTD.;AOHATA CORPORATION |
发明人 |
SHIOKAWA SHUNICHI;MASAI SHINGO |
分类号 |
B32B7/00;B32B27/00;B65D65/20 |
主分类号 |
B32B7/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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