This standard covers the polymeric content and physical characteristics of PP (polypropylene) plastic materials for injection molding and extrusion.
这个标准涵盖用于注模和挤压成形的PP(聚丙烯)塑料材料的聚合体含量和物理性能。
The properties of polypropylene(PP) by equal channel angular extrusion(ECAE) processing were investigated.
研究了模压成型聚丙烯（PP）经等通道转角挤压（ECAE）加工后的性能。
The effect of some organic phosphates on the dynamic mechanical behavior of polypropylene (PP) was studied.
研究了有机磷酸酯成核剂对聚丙烯(PP)动态力学行为的影响。
Stabilization treatments of small bulk polypropylene( PP) resin were performed by using antioxidants and light stabilizers made in China.
选用国产抗氧剂和光稳定剂，对小本体聚丙烯树脂进行了稳定化试验。
A method for rapid quantitative determination of dibenzylidene sorbitol clarifying agents in polypropylene (PP) by Fourier transform infrared spectrophotometry (FTIR) was developed.
建立了用傅立叶红外光谱仪快速检测聚丙烯中二苄叉山梨醇类透明剂含量的方法。
In this paper, a new process of removing dissolved oxygen using hydrophobic polypropylene (PP) hollow fiber was offered and studied. The strength of the hollow fiber was measured.
提出并研究了一个利用疏水性中空纤维膜去除水中溶解氧的新工艺，测定了所采用的聚丙烯(PP)中空纤维膜的耐压性能。
This paper introduced the development of speciality polypropylene (PP) resin TJ 1036 lor spinning, which was produced with the chemical degradation process.
介绍了用化学降解法生产聚丙烯纺丝专用树脂TJ 1036的开发过程。
Bubble effect in aqueous slurry of powder polypropylene (PP) using poly (vinyl alcohol) (PVA) as the stabilizer which is used as a sort of raw materials in rotational moulding has been investigated.
研究了以粉状聚丙烯为原料、以聚乙烯醇(PVA)为稳定剂的旋转成型浆液料中的气泡效应。
Antistatic polypropylene (PP) was prepared by means of blending PP with antistatic agent.
通过共混复合的方法制备出具有抗静电性能的聚丙烯(PP)。
The influence of laser transmission welding parameters for polypropylene (PP) plastics on welding quality is investigated by orthogonal design method.
利用正交实验方法，研究了聚丙烯(PP)塑料的激光透射焊接工艺参数对焊接质量的影响。
The varieties and action mechanisms polypropylene ( PP) flame retardants are presented. The research progress of PP flame retardants is reviewed.
本文综述了聚丙烯阻燃剂的种类和作用机理，并且介绍了聚丙烯阻燃剂的最新研究进展。
The results of TG indicate that blending Polyvinyl acetate (PVAC ) and polypropylene (PP) can improve the thermostability of PVAC.
热重（TG）的结果表明，聚醋酸乙烯酯（PVAC）与聚丙烯（PP） 共混后，其热稳定性增加。
This paper reviewed current status and development trend of catalyst systems, technologies and grade developments of polypropylene (PP) in China.
综述了我国聚丙烯(PP)催化剂、生产工艺和产品开发的现状及发展趋势。
Pyrolysis and liquification of polypropylene (PP) were studied by using molten ZnCl2 as heat carrier.
以熔融氯化锌作为热载体，对聚丙烯(PP)的热解液化进行研究。
Antioxidants: Polymers such as polypropylene (PP) are not usable outdoors without appropriate stabilizers, because of the presence of readily removable hydrogen atoms on the tertiary carbon atoms.
抗氧剂：有的聚合物，如聚丙烯，如果其中不加适当的稳定剂，就 不能在户外使用，这是因为它分子中的叔碳原子上存在着易消除的氢原 子。
This paper introduced the properties of polypropylene speciality HHP1 used for washing machine and analyzed the differences in properties of HHP 1 and general purpose PP resin.
分析了聚丙烯洗衣机内桶专用料HHP1的性能及其与通用料的区别；
The two dimension (2D) finite element analysis (FEM) of the interfacial stress distribution during tension of rubber modified polypropylene (PP) alloy was made by means an ANSYS software.
应用ANSYS软件对橡胶粒子改性聚丙烯（PP）合金拉伸过程中界面应力分布进行了有限元分析。
Polypropylene fabrics Series, which are made of polypropylene fiber (PP), can be divided into PP stable fabrics, PP long thread fabrics, and PP monofilament fabrics.
本系列产品采用丙纶纤维织造，材质为PP，分为短纤，长丝和单丝三类。
Using the most advanced PE, PP hollow board production line, polyethylene, polypropylene as the main raw materials, specializing in the production of plastic hollow grid plate.
采用国内最先进的PE、PP中空板生产线，以聚乙烯、聚丙烯为主要原料，专业生产塑料中空格子板。
The novel intumescent flame retardant, which was prepared by microencapsulation, was used for the preparation of expansion flame retardant polypropylene(PP).
通过微胶囊化技术合成了新型磷氮体系无卤膨胀型阻燃剂（ IFR），采用IFR提高聚丙烯（PP）的阻燃性能。
The System 63 is made of polypropylene (PP) which is a chemical resistant material.
系统63型是用具有化学抗性的聚丙烯(PP)制成的。
Maleated polypropylene (MPP) and maleated polyolefin elastomer (MPOE) can be used to improve the compatibility between bio-fiber and PP, and thus strengthen the mechanical properties of composites.
聚丙烯接枝马来酸酐(MPP)和聚烯烃弹性体接枝马来酸酐(MPOE)均可改善生物质纤维与PP的相容性，提高复合材料的力学性能。
This article analyses the use of the polypropylene fibers in nonwovens from the sides of the molecular chain structure and the properties of pp.
主要从聚丙烯纤维的分子链结构、性能特点方面分析了其在非织造布中的用途。
The transparent polypropylene (PP) special material for injection is prepared by adding nucleating agent to homopolymerized PP matrix.
以均聚聚丙烯(PP)为基体树脂，通过添加成核剂制备了注塑级透明pp专用料。
The effect of silane coupling agent KH-550 as a compatibilizer in polypropylene (PP)/phosphate ester dibromoneopentyl glycol acid (PEA) composites was studied.
考察了硅烷偶联剂KH-550在聚丙烯（PP）/酸式二溴新戊二醇磷酸二酯（PEA）复合体系中的增容作用。
The graft rate measurement methods of high molecular weight polypropylene (pp) graft oxygenate active group product are introduced.
介绍了高分子量聚丙烯(PP)接枝含氧活性基产物接枝率的测定方法。
Plastic packing material include: polyethylene (PE), polypropylene (PP), reinforced polypropylene (RPP), polyvinyl chloride (PVC), chlorinated polyvinyl chloride (CPVC) and PVDF (PVDF), etc.
塑料填料材质包括：聚乙烯（PE）、聚丙烯（PP）、增强聚丙烯（RPP）、聚氯乙烯（PVC）、氯化聚氯乙烯（CPVC）及聚偏氟乙烯（PVDF）等。
Effects of properties, dosages, and blending methods of additives on the performance of polypropylene (PP) for medical products are probed.
以均聚聚丙烯为原料，研究了助剂种类、匹配、用量及加入方法等因素对医用聚丙烯专用料各项性能的影响。
The typical technologies of impact modified polypropylene(PP)prepared in-situ in reactor were reviewed.
综述了反应器内生产抗冲改性聚丙烯（PP）的典型工艺。
The typical technologies of impact modified polypropylene(PP)prepared in-situ in reactor were reviewed.
综述了反应器内生产抗冲改性聚丙烯（PP）的典型工艺。
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