| 摘要 |
PROBLEM TO BE SOLVED: To provide a foamed body of a thermoplastic resin which combines a high light reflectance and good deep drawing processability at room temperature and which is suitable for an illumination signboard, a lighting apparatus, a light reflector used for a backlight of a display and the like, and a lighting box. SOLUTION: The foamed body of the thermoplastic resin incorporates, based on 100 parts by mass of a crystalline thermoplastic resin (A), 10.1-40 parts by mass of a rubber (B) having a functional group and has, in its inside, air bubbles with an average bubble diameter of≤10μm. COPYRIGHT: (C)2007,JPO&INPIT
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