| 摘要 |
PROBLEM TO BE SOLVED: To obtain a light-shading laminated film excellent in light weight and light-shading property by laminating specific polyester layers. SOLUTION: This light-shading laminated polyester film is provided by containing carbon black particles, having within 0.60 to 1.30 g/cm<SP>3</SP>range film density, also ≤30 film color tone L-value and 0.5 to 6.5 film optical density. COPYRIGHT: (C)2008,JPO&INPIT
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