GLASS FIBER-REINFORCED RESIN MOLDED PRODUCT
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United States of America Patent
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Mar 27, 2025
app pub date -
Feb 2, 2023
filing date -
Feb 2, 2023
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Abstract
A glass-fiber-reinforced resin molded product that has impact absorption properties at break and impact resistance at the unbroken phase in combination and in good balance with handleability. The glass-fiber-reinforced resin molded product contains glass fiber having a fiber diameter D within 5.0 to 17.0 μm, a linear expansion coefficient α within 2.0 to 6.0 ppm/K, and a tensile modulus E within 58 to 92 GPa, and has a glass fiber content C within 10.0 to 50.0% by mass with respect to the total amount of the glass-fiber-reinforced resin molded product, and the heat of crystallization Q of the product is within 30.0 to 60.0 J/g with respect to the mass of resin contained in the glass-fiber-reinforced resin molded product, and D, α, E, C, and Q satisfy following formula (1):
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