The plasticizing rate of PVC-U profiles is tested by using DSC, and to optimize the technological of PVC-U profiles is based on the relationship between the plasticizing rate and physical properties.
采用差示扫描量热(dsc)法测定PV C - U异型材塑化度，以其塑化度与型材物理力学性能的关系来优化PV C - U异型材的加工工艺。
The new developing trend of PVC and assistant for PVC-U profile for door and window is introduced, meanwhile, the choosing of raw materials and formulation design are discussed.
介绍了挤出PVC-U门窗异型材用树脂及助剂的最新开发动态，并对原料选用、配方设计进行了探讨。
The main performances of the soft PVC product and the PVC-U pipes for chemical industry meet the standard requirements with the tailing powder of 60% and 20% as filler respectively.
以尾矿粉60%和20%的填充量分别制得了软质PV C板材和化工用PVC - U管材，制品的主要性能指标均达到标准要求。
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