Result showed that conversion of isobutylene reached 80% and selectivity of diisobutylene was 90% when reacted at 180 oC with mass airspeed of 3h-1 by self-made R2 catalyst.
利用分子筛催化异丁烯合成二聚异丁烯,在固定床反应器中考查了温度、空速对异丁烯齐聚反应的影响。
p-tert-Octylphenol(PTOP) was synthesized from phenol and diisobutylene(DIB),which was a distillate of butene oligomer from Lanzhou Refinery.
从兰州炼油厂的C_4烯烃齐聚物中精馏分离出二聚异丁烯,再与苯酚进行烷基化反应合成了对叔辛基酚(PTOP);筛选出可用的催化剂C101阳离子交换树脂,并优选出反应最佳工艺条件:反应温度80℃,反应时间6 h,叫(催化剂)=0。
This paper examines the alternating copolymerization of diisobutylene-maleicanhydride monomers in the presense of initiator through solution polymerization.
以二聚异丁烯,马来酸酐为主要单体,在引发剂存在下,采用溶液聚合方法,合成了具有交替结构的共聚物(IBMA-2),研究了聚合配方及合成工艺条件对产物收率,分子量等影响,通过元素分析,测定了原料配比、转化率与共聚物组成的关系,结果表明,该共聚物具有近似交替结构的特征。
Microstructure and glass transition temperature of star-shaped styrene-isoprene-butadiene copolymer prepared with N-multi-Li initiator;
氮官能化多锂引发合成星形苯乙烯-异戊二烯-丁二烯共聚物的微观结构和玻璃化转变温度
The effect of liquid vinyl polybutadiene as coagent on curing course and physical properties of HNBR was investigated.
研究了助交联剂液体乙烯基聚丁二烯对氢化丁腈橡胶 (HNBR)硫化过程和物理机械性能的影响 ,结果表明 :当其用量为 4份时 ,弹性扭矩最大 ,拉伸强度 2 4 8MPa ,拉断伸长率 334% ,分别比空白样提高 13%和5 0 % ;表观交联密度适宜 ,压缩永久变形 2 9%低于空白样的 4 4 % ,6份时的 4 7%和 8份时的 5 5 % ;热空气老化后仍保持较高的强伸性能。
Synthesis of miktoarm star styrene-isoprene-butadiene copolymers with macromolecular multifunctional initiator
用大分子多官能团引发剂合成杂臂星形苯乙烯-异戊二烯-丁二烯共聚物(英文)
butadiene isoprene copolymer
丁二烯-异戊二烯共聚物
isobutylene-isoprene copolymer
异丁烯-异戊二烯共聚物
The Terpolymerization of Styrene-butadiene-isoprene to Synthesize SIBR;
苯乙烯—丁二烯—异戊二烯三元共聚合成SIBR
STUDIES ON THE SYNTHESIS OF BUTADIENE/ISOPRENE/STYRENE POLYMER INITIATED BY DILITHIUM INITIATORS;
双锂体系丁二烯/异戊二烯/苯乙烯聚合物的研制
Study on a Novel Block Polymer Comprising Styrene, Butadiene and Isoprene;
苯乙烯/丁二烯/异戊二烯新型嵌段聚合物的研究
Study on Star Polymer of Styrene /Isoprene/ Butadiene;
苯乙烯/异戊二烯/丁二烯星型聚合物的研究
butadiene-styrene copolymer
丁二烯-苯乙烯共聚物
styrene-butadiene-styrene block copolymer
苯乙烯-丁二烯-苯乙烯嵌段共聚物
Polymerization Kinetics Behavior of Butadiene/Isoprene/Styrene with Tin-Containing Organolithium as Initiator
SnLi引发苯乙烯/异戊二烯/丁二烯聚合动力学
Synthesis and Properties of Isoprene-Butadiene/Styrene Rubber;
异戊二烯—丁二烯/苯乙烯共聚橡胶合成及性能研究
copolymer, of acrylonitrile-butadiene-styrene (ABS), in primary forms
丙烯腈-丁二烯-苯乙烯(abs)共聚物
ABS [acrylonitrile-butadiene-styrene]
丙烯?-丁二烯-苯乙烯三元共聚物
Acrylonitrile-butadiene-styrene ABS
丙烯腈/丁二烯/苯乙烯共聚物
ABS(acrylonitrile-butadienestyrene copolymer)
丙烯腈—丁二烯—苯乙烯共聚物
methylmethacrylate-butadiene-styrene copolymer
甲基丙烯酸甲酯-丁二烯-苯乙烯共聚物
Study on the High Trans Butadiene-Isoprene Copolymer
高反式丁二烯—异戊二烯共聚物的研究
Study and Synthesis of Butadiene/Isoprene/Styrene Polymer Based on the System of Multilithium Initiator;
多锂体系丁二烯/异戊二烯/苯乙烯星形聚合物的研制