PC-PBT是PC与PBT的共混材料,通常以共混造料后,以粒料形状供应。如果只把两种料简单的混合后,直接注塑,效果很差,会出现分层现象 PC的优点是室温刚而韧,但高温的情况下,热变形严重。缺点是应力开裂,粘度大;PBT的优点是它的刚性不受温度的影响,变形小;这样共混后的材料PC-PBT即保留了两者的优点 PC-PBT具有较高的表面硬度,较高的刚性和韧性,也有较高的抗高温形的能力,也有较高的抗应力开裂能力;它的机械性能介于两者之间 抗高温变形对于大型的外壳类材料具有重要的意义。
PBT is a thermoplastic engineering plastic with good properties, it is called the five general engineering plastic with PPO, PC, POM and PA.
聚对苯二甲酸丁二醇酯(PBT)是一种性能优良的热塑性工程塑料,它与PPO、PC、POM和PA共称为五大通用工程塑料。
Taking the Balda camera as an example, the article introduces the application of such engineering plastics as PC, POM, ABS, PBT, PA in the camera and their technical characteristics.
以巴尔达照相机为例,分析介绍了PC、POM、ABS、PBT、PA等工程塑料在照相机中的应用情况和技术特点。
The results showed that the addition of KTR-6C improved the compatibility, processing flowability and appearance of PC/PBT.
结果表明,KTR-6C的加入,改善了PC/PBT之间的相容性,改善了PC/PBT共混体系的加工流动性能和外观。
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