研究了温度对微孔发泡pp材料冲击性能的影响。
The effect of temperature on the impact property of cellular PP was studied.
着重介绍了微孔发泡高分子材料的成型机理和成型工艺。
The moulding mechanism and the moulding techniques of microcellular foaming materials are emphasized in this paper.
阐述了塑料微孔发泡连续挤出成型中的众多技术难点和影响因素。
The influencing factors and technical problems of continuous extrusion of microcellular plastic foams are explained.
通过浮选试验，检验了微孔发泡器在不同规格浮选柱中的浮选性能。
The flotation performance of them in various gauge flotation column is examined.
气泡的成核阶段是采用超临界CO_2流体挤出微孔发泡塑料的关键成型环节。
The nucleation of bubble is a key stage of the process of extruding microcellular when using supercritical CO_2 fluid as foaming agent.
采用小孔径、亲水型微孔发泡器发泡，所产生的气泡群有利于微细粒矿物浮选回收。
The bubbles produced by foaming generator which with smaller pore and hydrophobic material are beneficial for the recovery of fine particles by flotation.
以PE作为载体树脂，加入发泡剂AC、成核剂、包覆体制备出高性能PP用微孔发泡母粒。
Took PE as the carrier resin, joins foaming agent AC, nucleating agent and wrap agent, manufactured high performance foaming masterbatch which used for PP.
将振动力场引入到微孔发泡过程为PVC微孔塑料连续挤出成型提供了新的思路和研究方向。
The introduction of vibration force field in the foaming of microcellular plastics provides a new research field for the continuous extrusion of microcellular PVC foams.
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。
This paper studied and established the mathematical model for bubble growth in polymer during microcellular foaming, for controlling the cells size and their distribution.
微孔发泡材料的制备大体上可分为间歇法、注射成型法和连续挤出法，各种方法各有其优点和适用的领域。
Microcellular foams can be produced by batch foaming, microcellular injection molding and microcellular continuous extrusion, each method has its advantages and scope of application.
然后在PP/HDPE共混体系中加入少量滑石粉，研究滑石粉的含量对共混体系熔体强度及微孔发泡过程的影响。
Then a small quantity of Talc was added to PP/HDPE blend in this study. Effects of the Talc content on the melt strength and microcellular foaming process of the blended system were investigated.
将两种PP材料共混来改善PP的发泡性能，研究PP材料性质对共混体系微孔结构的影响。
Two different PP resins were blended to improve the foamability and the effect of material properties on the cell morphology was investigated.
发泡橡胶的储能模量随着微孔平均密度的增加而减小，而随着微孔平均面积的增加而增加。
The storage module decreases with increasing the average density of microholes, but it increases with increasing the average area of microholes.
介绍微孔塑料及其挤出成型技术，并与一般挤出发泡成型进行了比较。
Microcellular plastics and their extrusion technology are introduced. Microcellular polymer processing and conventional extrusion foam processing is compared.
由该涂料制得的涂层遇火发泡膨胀，形成具有一定厚度的密实微孔状阻燃层，从而提高了钢结构的耐火极限。
The coatings film will be dilatated when contacted to fire, forming a high dense and micro-porous fire proofing layer to prolong the fire retardant limit of steel structures.
采用超微孔高密度聚胺酯发泡保温层，减少冷量流失，保温效果佳，实现节能降耗。
Using insulation layer of ultramicropore high-density polyurethane foam, loss of cooling capacity is reduced to ensure better insulating effect and to achieve energy saving.
本发明公开了一种PE-鞋用衬里人造革发泡微孔层及其利用发泡微孔层制备人造革的方法。
The invention discloses a foamed micropore layer of artificial leather for lining of PE shoes and a method for preparing artificial leather by using the same.
为了形成微孔聚氨酯材料，在表面活性剂存在下用惰性气体使该氨基甲酸酯预聚物发泡，随后固化。
To form a microcellular polyurethane material, the urethane prepolymer is frothed with inert gas, in the presence of a surfactant, then cured.
为了形成微孔聚氨酯材料，在表面活性剂存在下用惰性气体使该氨基甲酸酯预聚物发泡，随后固化。
To form a microcellular polyurethane material, the urethane prepolymer is frothed with inert gas, in the presence of a surfactant, then cured.
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