| 摘要 |
PROBLEM TO BE SOLVED: To provide an unsaturated polyester resin composition for a lamp reflector providing a molding achieving a combination of low specific gravity and an improvement of self-tap strength while retaining conventional properties (surface smoothness, mechanical strength, dimensional accuracy, and moldability).SOLUTION: An unsaturated polyester resin composition for lamp reflector includes unsaturated polyester, a crosslinking agent, an inorganic filler, a hollow filler, and a fibrous reinforcing material, wherein the hollow filler has been surface-treated, and a content of the hollow filler in the unsaturated polyester resin composition for lamp reflector is 15-22 mass%. |
