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APPARATUS FOR HEAT TREATMENT OF POLYESTER PARTICLE AND METHOD OF MULTISTAGE SOLID-PHASE POLYCONDENSATION OF POLYESTER PARTICLE
APPARATUS FOR HEAT TREATMENT OF POLYESTER PARTICLE AND METHOD OF MULTISTAGE SOLID-PHASE POLYCONDENSATION OF POLYESTER PARTICLE
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机译:聚酯颗粒的热处理装置及聚酯颗粒的多阶段固相缩聚方法
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摘要
A multistage method for solid-phase polycondensation to prepare polyethylene terephthalate having an intrinsic viscosity of 0.70 dL/g, comprising continuous polycondensation is provided.
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