Patent ID: 11905406
Assignee: ZHEJIANG TIANZHEN TECHNOLOGY CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  F | IPC C

Claim 1:
2. A method for preparing the foamed PET composite board according to claim 1, including:
mixing the PET, the regulator, the inorganic filler, the blowing agent and the PE wax, and then subjecting to melt extrusion, plastic fixing and calendering molding in sequence to obtain the foamed PET composite board, wherein the respective amounts of the PET, the regulator, the inorganic filler, the blowing agent and the PE wax are selected to improve achieve the hardness being 51 D and the bending strength being 203 MPa, sound insulation and thermal insulation of the foamed PET composite board.