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- Development prospect of rare earth isoprene rubber 稀土異戊橡膠發(fā)展前景展望
- Keywords rare earth;isoprene rubber;isoprene; 稀土;異戊橡膠;異戊二烯;
- The properties of three copolymers with medium Mooney viscosity value of butadiene and isoprene polymerized by rare earth catalyst(Ln-BIR),as well as their blends with natural rubber(NR) at blending ratio of 50/50 were studied. 研究了中門(mén)尼粘度稀土催化丁二烯－ 異戊二烯共聚橡膠（ Ln － B I R） 及其與 N R 以50/ 50（ 質(zhì)量比）共混的硫化膠性能。
- Rare earth catalysts have high catalytic activities on homopolymerization and copolymerization of conjugate dialkenes, such as butadiene (Bd) and isoprene (IP). 稀土催化劑是共軛雙烯烴均聚、共聚合的高效催化劑。聚合物的分子量較大，順式結構含量高。本課題組對這方面有過(guò)大量的研究，取得了一定的成果。本論文采用了新型的稀土催化劑，成功制得有較高分子量、高順式結構的聚異戊二烯。采用此類(lèi)催化劑，進(jìn)行了異戊二烯／苯乙烯的共聚合研究，得到異戊二烯／苯乙烯的無(wú)規共聚物。
- Baotou Golden Rare Earth Biological Appl. 包頭市金稀土生物應用有限公司。
- Baotou New Century Rare Earth Co., Ltd. 包頭市新世紀稀土拋光材料有限責任公司。
- Baotou Rhodia Rare Earth Co., Ltd. 包頭羅地亞稀土有限公司。
- Isoprene rubber is one of the general synthetic rubber but it is quite similar to the natural rubber even like twin. 異戊橡膠是通用合成橡膠的一種，但其卻和天然橡膠如同孿生胎十分的相似。
- Distribution pattern of rare earth element;? 稀土元素分布模式?
- Jiangxi South Rare Earth Hi-Tech Co., Ltd. 江西南方稀土高技術(shù)股份有限公司。
- The influences of liquid isoprene rubber(LIR),aromatic oil and aromatic oil/LIR on the processibility of NR/BR blend were investigated by RPA2000. 采用RPA2000橡膠加工分析儀研究液體聚異戊二烯(LIR)、芳烴油和LIR/芳烴油并用體系對NR/BR混煉膠加工性能的影響。
- CHENGDU SINENG RARE EARTH INDUSTRY CO., LTD. 成都四能稀土實(shí)業(yè)有限公司。
- The application of liquid isoprene rubber(LIR) partly replacing NR by equal weight in bead filler of PC tire was investigated. 研究液體聚異戊二烯橡膠(LIR)等量部分替代NR在轎車(chē)輪胎三角膠中的應用效果。
- COM]Baotou hefa rare earth development CO. 訪(fǎng)問(wèn)數/每百萬(wàn)人：Reach for [HEFARE.
- There is no isoprene rubber production industry in China at present which shows properous business opportunity in isoprene rubber production. 目前國內尚沒(méi)有異戊橡膠生產(chǎn)企業(yè)，異戊橡膠產(chǎn)品商機無(wú)限。
- It was found that the isoprene rubber with mole fraction of cis-unit 95% could be obtained if the catalyst component were added in equal mole ratio. 用二苯醚改性鈦系催化劑合成了異戊橡膠,討論了催化劑各組分加料順序對單體轉化率、產(chǎn)物凝膠含量和相對分子質(zhì)量的影響。
- Effect of aromatic agent on isoprene polymerization with rare earth catalyst was investigated in the laboratory by the means of adding aromatic agent in the course of catalyst aging. 在實(shí)驗室通過(guò)在稀土催化劑配制時(shí)引入芳烴試劑的方法,考察了芳烴對稀土催化雙烯烴聚合的影響。
- Study of Biological Effects of Rare Earth on Linum Usitatissimum L. 稀土對胡麻的生物學(xué)效應研究。
- The effect of liquid isoprene rubber(LIR) on properties of NR/BR compound,physical properties and thermal air aging property of its vulcanizate was investigated and compared to that of aromatic oil. 以液體聚異戊二烯橡膠(LIR)為反應型增塑劑,研究LIR對NR/BR混煉膠性能、硫化膠物理性能和耐熱空氣老化性能的影響,并與添加芳烴油的NR/BR并用膠進(jìn)行對比。
- Inner Mongolia Rare Earth Ovonic Metal Hydride Co., Ltd. 內蒙古稀奧科貯氫合金有限公司。
