This article introduces the main process technology of production of PP modified tow for cigarettes by improved HP-021 type short-range spinning machine.
研究用改进后的hp—0 2 1型短程纺丝设备生产烟用改性丝束的主要生产工艺技术。
Mixing modified agents, antioxidant, optical stabilizer, the special resin for water-supply pipes with pp C4220 as the base resin is developed.
以聚丙烯c 4220为基础树脂，加入适量改性剂、抗氧剂、光稳定剂，研制开发了给水管材专用料。
Ultrafine talc modified with macromolecule coupling agent and PP was mixed with rheometer and curves of torsion, time, temperature, prescription and rev were investigated in this paper.
用转矩流变仪研究了大分子偶联剂改性的滑石粉与聚丙烯的混炼性能，测得了转距与时间、温度、配方、转速的关系曲线。
The modified PP fiber was prepared by blending a dispersant, nano-calcium carbonate and polypropylene (PP) chips at a specific ratio.
将分散剂、纳米碳酸钙和聚丙烯(PP)切片按一定比例混合纺丝制得改性PP纤维。
Relationships between morphology, structure of modified impact PP in situ reactor and its properties were within notice.
介绍了反应器内抗冲改性聚丙烯的形态、结构与性能的关系；
The dyeability and anti-static property could be improved effectively, and the modified PP fiber could be dyed by disperse dyes.
改性聚丙烯纤维的染色性能得到明显改善，可以被分散染料染成深色，并且其抗静电性能明显提高。
Blending modified PP for accumulator was developed by extrusion blending, with PP homopolymer as basic material, PP copolymer, HDPE and SBS as modifiers.
以均聚pp为主要原料，共聚pp、HDPE、SBS为改性剂，用挤出共混法研制蓄电池用共混改性PP塑料。
Properties and treatment of the luminous pigment, modified PP and the process conditions such as spinning temperature, drawing, heating setting were investigated.
并对生产所需的发光颜料性能及处理方法、聚丙烯改性和纺丝温度、拉伸、热定型等生产工艺进行了探讨。
The structure and properties of modified PP fiber were studied.
并研究了改性PP纤维的结构与性能。
The polypropylene(PP) was modified by self-made sericite-based inorganic UV-screen agent, and the mechanical properties of the PP composites after light aging were tested.
用自制的绢云母质无机紫外屏蔽剂改性聚丙烯（PP），对光老化后的PP复合材料进行力学性能测试。
Objective to study on the cytotoxicity of modified PP membrane.
目的研究改性后的医用聚丙烯材料的细胞毒性。
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 rubber crumb modified by heavy oil and styrene copolymer was used to toughen waste PP.
用“重油”与苯乙烯共聚改性胶粉增韧废PP。
The influence of various modifiers on the shrinkage of modified PP in the modified PP production is inquired.
探讨了聚丙烯改性生产中各种改性剂对聚丙烯改性料收缩率的影响。
The result indicated that the anhydrite could toughen and reinforce PP. The anhydrite modified by aluminium coupling agent was more effecive than the unmodified anhydrite.
结果表明：硬石膏能够增韧增强PP，经铝酸酯偶联剂改性的硬石膏的增韧增强效果比不改性更加明显；
Dispersion of powdered rubber in modified PP is studied by TEM and SEM. Meantime, the effect of powdered rubber on crystallization of PP is studied by DSC.
利用TEM和SEM考察了改性PP中粉末橡胶的分散状态，同时采用DSC研究了粉末橡胶对PP结晶性能的影响。
Study on special compound for automobile bumper was made by means of blending. Small bulk PP was modified with co-polypropylene, poly (octene-ethylene) (POE) and other additives.
以小本体聚丙烯(PP)为基料，通过与共聚pp、聚烯烃弹性体(POE)及其它助剂共混改性，制得汽车保险杠专用料。
The rheological behavior and mechanical properties of PP composite filled with YB hyper-dispersant modified talc were studied.
研究了yb超分散剂改性滑石粉填充聚丙烯(PP)复合材料的流变行为及力学性能。
The development of modified PP special material for side guard plate of heavy truck was introduced emphatically.
重点介绍重型汽车侧护板用改性PP专用料的研制。
Taking advantages of modified polyester T, who can be dyed at atmospheric pressure, it was blended with PP to improve its dyeability.
利用新型改性聚酯T的常压可染性，将T与PP制成PP/T 共混纤维，以改善丙纶的染色性能。
The experimental results showed that the properties of the modified PP film are improved.
结果表明：改性后的PP膜性能得到提高。
Styrene-butadiene-styrene block copolymer(SBS)modified with organic montmorillonite(OMMT)was utilized to toughen polypropylene(PP)in this paper.
采用纳米有机蒙脱土（OMMT）改性的苯乙烯-丁二烯-苯乙烯嵌段共聚物（SBS）增韧聚丙烯（PP）。
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。
The superfine powders of CeO2 were modified using cheap stearic acid and dispersion-liquid made by our laboratory, to improve their dispersibility in polypropylene (PP).
为提高纳米氧化铈粉体在高聚物中的分散性能，以廉价的硬脂酸和实验室自制的分散液，对超微氧化铈粉体进行表面改性。
The effects of HDPE on the mechanical performances of modified PP blend are studied.
研究了HDPE对改性PP共混体系力学性能的影响及其原因。
The effects of HDPE on the mechanical performances of modified PP blend are studied.
研究了HDPE对改性PP共混体系力学性能的影响及其原因。
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