A novel star-shaped integrated rubber of butadiene-isoprene-styrene tri-copolymer(SIBR) was prepared in the styrene(St)/isoprene(Ip)/butadiene(Bd) system with self-made N-multi-Li (simplified as Li) as initiator, cyclohexane as solvent and N-N-N′-N′-tetramethylethylenediamine(TMEDA) as polar modifier.
以自制氮官能化多锂(以下简称Li)为引发剂,N,N,N′,N′-四甲基乙二胺(TMEDA)为极性调节剂,环己烷为溶剂,对苯乙烯(St)、异戊二烯(Ip)、丁二烯(Bd)进行负离子聚合,合成了星形集成橡胶丁二烯-异戊二烯-苯乙烯三元共聚物(SIBR),研究了不同TMEDA/Li(摩尔比)下SIBR的聚合反应动力学。
This paper studied the effect of branched agent--unsaturated polymer with low molecular weight on synthesis of star-branched butyl rubber.
研究了采用含双键的低分子量聚合物接枝剂合成星形支化丁基橡胶。
The star-branched brominated butyl rubber was expected to improve some properties of butyl rubber,and broaden butyl rubber s application fields.
研究了星形支化溴化丁基橡胶的合成方法,采用活性负离子聚合法制备端基锂聚苯乙烯-异戊二烯共聚物、端基锂聚异戊二烯聚合物并与溴化丁基橡胶胶液反应合成出星形支化卤化丁基橡胶,以期提高丁基橡胶的某些性能,拓宽丁基橡胶的应用领域。
Structure and properties of star-shaped solution polymerized styrene-butadiene rubber/silica co-coagulating rubber filled with nano-silica
纳米二氧化硅填充星形溶聚丁苯橡胶/二氧化硅共凝聚胶的结构与性能
Study on Functionalized Star-shaped Integral Rubber SIBR Copolymer;
氮官能化星形集成橡胶SIBR共聚物的研究
Synthesis and Character of Star-Branched Brominated Butyl Rubber;
星形支化卤化丁基橡胶的合成及研究
The Synthesis of Star-Branched Butyl Rubber and Star-Branched Polyisobutylene;
星形支化丁基橡胶及星形支化聚异丁烯的合成
Synthesis and characterization of star medium vinyl polybutadiene rubber
星形中乙烯基聚丁二烯橡胶的合成与表征
Study on Properties of Star graft HIIR
星形接枝卤化丁基橡胶性能初步研究
The Synthesis and Properties of Integral Rubber PSI-PIB-PSI;
集成橡胶PSI-PIB-PSI的合成研究
General Study on System in Solution Integral Rubber SIBR;
溶聚体系制备集成橡胶SIBR的基础研究
Synthesis of Integration Rubber SIBR and Study on Reinforcement of Silica;
集成橡胶SIBR的合成及白炭黑补强体系的研究
As the rubber droplets lose the acetone solvent, they become tacky and agglomerate.
当橡胶滴失去丙酮溶液后，变成粘的，聚集态的。
Adout Rubber Analyse Apparatus the Dispersion Information's Gather of the System's Research;
橡胶分析仪器分散信息集成方法的研究
Integration Analysis of LNG Cold Energy Utilization in Cryogenic Pulverization of Waste Rubber
废旧橡胶低温粉碎中LNG冷能利用的集成分析
If the graph of the card is a star, the audience can take off the rubber band and it will change to a shape of star.
这是一张星形的图案，最后请观众拿下手腕上的橡皮筋，结果橡皮筋居然变成了星形的形状！
136 CASES OF SKULL DEFECT REPAIRED WITH SILASTIC DACRON SKULL MODEL
硅橡胶涤纶网颅骨成形片修补颅骨缺损136例
Study on Sn-Coupled Star S-SBR with SDBS/PMDETA Duality Regulator;
采用SDBS/PMDETA二元调节剂体系制备锡偶联星形溶聚丁苯橡胶的研究
testing method for synthetic rubber sbr
合成橡胶丁苯橡胶试验方法
testing methods for synthetic rubber br
合成橡胶聚丁二烯橡胶试验方法
Galectin-1 induces the production and secretion of BDNF by astrocytes after ischemia/anoxia
半乳糖凝集素-1对缺血缺氧培养星形胶质细胞合成和分泌BDNF的影响
Structure and properties of star-shaped solution polymerized styrene-butadiene rubber/silica co-coagulating rubber filled with nano-silica
纳米二氧化硅填充星形溶聚丁苯橡胶/二氧化硅共凝聚胶的结构与性能