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Laminated phenolic resin foamed board and its manufacturing method, with predetermined ratio of bending moduli in longitudinal and transverse directions
Laminated phenolic resin foamed board and its manufacturing method, with predetermined ratio of bending moduli in longitudinal and transverse directions
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机译:具有预定纵横比弯曲模量比的层压酚醛树脂发泡板及其制造方法
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摘要
The disclosure is directed at providing a foamed phenol resin body laminate, which has excellent surface flatness, improved bending elasticity modulus in the longitudinal direction and bending strength, and improved flexibility, and its appropriate manufacturing method.
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