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- The merit,usage of microcellular foam plastics and the importance of nucleation nozzle in the processing is generalized. 概括了微孔塑料的优点、用途及成核喷嘴对加工过程的重要作用;
- Ultra thin wave absorptive structural boards were prepared by technologies for surficial microcellular foam,carbon fiber coated interlayer and glassfiber reinforced plastics. 通过表层微孔发泡以及内层喷涂碳纤维工艺,以玻璃钢复合成型为基础制备了超薄吸波结构板材。
- The mathematical model of cell size growth during microcellular foam injection molding process was studied, and the mathematical relationship between process parameters and cell size was established. 摘要研究了微细发泡注塑成型工艺中微泡长大的数学模型，建立了成型工艺和微泡尺寸之间的数学关系。
- In this paper the PP/POE/ Talc microcellular foam composites were prepared by the two methods of injection-molding-two times opening mold molding method and unclenching molding method. 本文通过二次开模法和松退法注射成型工艺制备出PP/POE/滑石粉复合发泡体系。
- The production technology of PVC wood/plastics composite microcellular foam products were introduced from the aspect of raw material choice,the formula determines,technological requirement and so on. 实际结合理论系统的在原料选择、配方确定、工艺要求等方面介绍了PVC木塑复合微孔发泡材料挤出成型的生产技术及一些注意事项。
- The properties,formation theory and technologies of microcellular foam plastics are introduced,and the technological difficulties in the formation of microcellular foam plastics are analysed. 详细介绍了微孔泡沫塑料的性能、成型原理和成型技术,具体分析了微孔泡沫塑料成型的技术难点。
- Microcellular foams are newly developed materials characterized by the presence of multiple small cells. 微孔发泡塑料是一种内部含有很多小泡孔的新型材料，具有很多优异性能。
- By this special way, the formation of microcellular foams can be tested on-line and in time. 采用这一方法可直观地观察气泡的成核和气泡的生长状况,从而达到对微孔泡沫塑料的成型进行在线实时检测的目的。
- Introduce the characteristics and application range of microcellular foams, analyse the technological study situation at home and abroad. 介绍了微孔泡沫塑料的特点及其应用,分析了国内外对微孔泡沫塑料的研究现状。
- Microcellular foams of polypropylene/high-density polyethylene(PP/HDPE) blend and its nanocomposites were prepared using high-pressure vessel. 通过间歇法制备了聚丙烯(PP)/高密度聚乙烯(HDPE)共混物及其纳米复合材料的微孔塑料。
- The effect of rotation shear and dynamic shear in the axial direction of the rotor on the microcellular foaming of PP/HDPE blend was investigated. 在熔体流动方向垂直叠加一个轴向脉动剪切,研究转子转动产生的剪切和轴向脉动剪切对PP/HDPE共混体系微孔发泡成型的影响。
- The method can control the density and aperture of the foams, thus the microcellular foams can be produced by the subsistent extruder. 此方法可以有效控制发泡材料泡孔密度和泡孔孔径范围，并可以应用现有挤出机，降低设备成本。
- The aim of the introdution is to arouse the attention to this wildly applied and friendly environmental material,so as to promote further developments of microcellular foams. 目的是通过介绍引起人们对这种应用广泛、环境友好新材料的重视,从而促进对微孔泡沫塑料进一步的研究和开发。
- The progress of research on preparing methods of microcellular PC foams was summarized, including batch microcellular foaming,continuous extrusion and mould pressing . 阐述了聚碳酸酯(PC)微孔泡沫塑料的制备方法,包括间歇成型法、连续挤出成型法、模压成型法;
- Processing technology of microcellular plastics includes batch microcellular foaming,extruding,injection and phase separation,each has advantages and disadvantages. 微孔塑料的成型方法主要包括间歇成型法、连续挤出成型法、注射成型法和相分离法等,并且各有优缺点。
- Introduce the application of the optical image technology in the study of formation of microcellular foams to observe the nucleation and growth of bubbles. 提出了在微孔泡沫塑料的成型研究中,利用光学成像技术来观察挤出熔体中的发泡情况的方法。
- The effects of foaming temperature and saturation pressure on the cell morphology of foamed semicrystalline PP in microcellular foaming of supercritical CO2/PP were investigated. 研究了超临界CO2/PP微孔发泡过程中发泡温度和饱和压力对结晶性聚合物PP泡孔形态的影响。
- The microcellular foaming plastics has become a hot study region because of its unique properties and constructure and the process be of environment protection. 微孔塑料因其独特的结构性能和工艺合于环保要求而成为研究热点,成核过程和泡孔长大的控制是微孔发泡中的研究重点。
- This paper studied and established the mathem atical model for bubble growth in polymer during microcellular foaming, for controlling the cells size and their distribution. 研究、建立了聚合物微孔发泡过程中的气泡成长数学模型,以控制发泡过程中的泡孔尺寸大小和尺寸分布。
- Preparation Technology of Open-cell Polymeric Microcellular Foam 开孔型聚合物微发泡材料制备技术
