1) random copolymer of propylene
无规共聚聚丙烯
1.
Polypropylene speciality resin that met performance specification of the hot pack bottle was synthesized with taking random copolymer of propylene as base resin and introducing transparent agent in small quantity.
以无规共聚聚丙烯为基础树脂,添加少量透明剂,生产出符合热灌装瓶用树脂性能要求的专用树脂;探讨了乙烯加入比例、透明剂的品种及其添加量对专用树脂性能的影响。
2.
A kind of speciality resin, denoted as EP1D30P, for hot water pipe was prepared with taking random copolymer of propylene as basic resin into which a home-made compound auxiliary agent was introduced.
采用无规共聚聚丙烯(PP-R)EP1D30P为基础树脂,添加复合助剂,生产出PP-R热水管专用树脂EP2D30P。
3.
This paper studied the molecular chain structure, melting behaviour, molecular weight and its distribution of the imported random copolymer of propylene (PP-R) resin for tubing by means of Fourier transform infra-red spectrometry, differential scanning calorimetry, gel permeation chromatography and nuclear magnetic resonance spectrometry.
采用傅里叶变换红外光谱、热分析、凝胶渗透色谱等方法,对进口无规共聚聚丙烯管材料的分子链结构、熔融行为、相对分子质量及其分布等进行了研究。
2) PP-R
无规共聚聚丙烯
1.
The PP-R blending composites filled with compound flame retardant of super-micronized Mg(OH) 2 and a little decabromo diphenyl oxide were developed.
研制了超微细Mg(OH) 2 和少量的十溴联苯醚复配阻燃剂与无规共聚聚丙烯 (PP R)的填充共混复合材料 ,研究了复配阻燃剂的用量和硅烷偶联剂对复合材料力学性能和阻燃性能的影响。
2.
The degrading behavior during extrusion in a twin-screw extruder of model ZSK-300 and its influence on the mechanical properties of PP-R and PP-B for pipe compounds were studied.
在双螺杆挤出机中 ,对无规共聚聚丙烯 (PP R)和嵌段共聚聚丙烯 (PP B)管道专用料的熔体降解行为及其对力学性能的影响进行了研究 ;对助剂量、熔体温度等工艺条件对降解行为的影响进行了讨论。
3.
The development situations of PP-R pipes at home and abroad were summarized.
概述了无规共聚聚丙烯(PP -R)管材的国内外发展状况,重点介绍了PP -R管材的性能、生产工艺、连接方法、应用领域和市场需求,浅析了我国PP -R管材行业存在的主要问题及其今后的发展对策。
3) propylene random copolymer
无规共聚聚丙烯
1.
The research and development of speciality propylene random copolymer for tubing;
无规共聚聚丙烯管材专用料的研制开发
2.
A kind of composite material was prepared through filling propylene random copolymer (PPR) with bagasse fiber that was subject to surface treatment by silane.
利用硅烷处理的甘蔗渣纤维填充无规共聚聚丙烯制备了复合材料,研究其力学性能与相态结构。
3.
Through selection and optimization the technology,a kind of colored polypropylene(PP)tubing resin was prepared with adopting propylene random copolymer as base resin and a speciality color masterbatch for tubing.
通过选择和优化工艺,采用无规共聚聚丙烯(PP-R)树脂和管材专用色母粒制备出PP-R管材着色料。
4) PPR
无规共聚聚丙烯
1.
PPR pipe is a new type construction material widely used in civilian and industrial water supply and sewerage system,but it is poor in hot and pressure resistance.
PPR(无规共聚聚丙烯)管材是广泛应用于民用和工业给排水系统的一种新型建筑材料,但存在耐热、耐压性能方面的不足。
2.
The reaction rule of PPR melt grafted Maleic anhydride (MAH) during reactiveextrusion has been studied in a specific designed grafted reactive extruder in this paper.
本文研究了无规共聚聚丙烯(PPR)在接枝型反应挤出机中接枝马来酸酐(MAH)的熔融反应规律，探索了单体MAH用量、引发剂过氧化二异丙苯(DCP)用量以及反应挤出工艺条件等对产物的接枝率和熔体流动速率的影响，从而得出制备PPR接枝马来酸酐产物(PPR-g-MAH)的最佳配方及工艺条件为：MAH 2。
5) Random Co-polypropylene
无规共聚聚丙烯
1.
Effect of Ethylene Content on Property of Random Co-polypropylene Resin;
乙烯含量对无规共聚聚丙烯薄膜树脂性能的影响
6) random copolymers of propylene
丙烯无规共聚物
1.
Progress in structure characterization of random copolymers of propylene -α-olefin;
综述了丙烯无规共聚物的结构表征方法及其结果。
补充资料：无规共聚
分子式：
CAS号：
性质：每种单体的竞聚率均小于1,产物中各种单体无规排列的自由基共聚反应。无规共聚合在自由基共聚中最为普遍。例如，苯乙烯(r1=0.40)和丙烯腈(r2=0.04)的共聚合。无规共聚所得的产物称为无规共聚物。由两种(或两种以上)单体单元无规则排列连接形成。两种单体单元序列长度分布各自均无规分布。为组成不均一的混合物。许多无规共聚物都具有很好的性能。如丙烯腈和苯乙烯共聚生成的丙烯腈-苯乙烯树脂耐热性和强度都较好。
CAS号：
性质：每种单体的竞聚率均小于1,产物中各种单体无规排列的自由基共聚反应。无规共聚合在自由基共聚中最为普遍。例如，苯乙烯(r1=0.40)和丙烯腈(r2=0.04)的共聚合。无规共聚所得的产物称为无规共聚物。由两种(或两种以上)单体单元无规则排列连接形成。两种单体单元序列长度分布各自均无规分布。为组成不均一的混合物。许多无规共聚物都具有很好的性能。如丙烯腈和苯乙烯共聚生成的丙烯腈-苯乙烯树脂耐热性和强度都较好。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条