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

Claim 0:
1. A foamed PET composite board, which is prepared from a raw material consisting of the following components in parts by mass:
100 parts of a PET, 16 parts of a regulator, 160 parts of an inorganic filler, 1 part of a blowing agent, and 3 parts of a PE wax,
wherein respective amounts of the PET, the regulator, the inorganic filler, the blowing agent and the PE wax are selected so that the hardness of the PET composite board is 51 D and the bending strength is 203 MPa,
wherein the inorganic filler is calcium carbonate and talc powder, and a mass ratio of calcium carbonate to talc powder is 9:7;
wherein the blowing agent is azodicarbonamide (AC) blowing agent; and
wherein the regulator is a compound acrylate (ACR) foaming regulator.