1) initiator systems
引发剂体系
1.
The effect of initiator systems on the gelation process of alumina slurry was studied.
研究了引发剂体系对氧化铝浆料固化过程的影响。
2) composite initiator system
复合引发剂体系
1.
?Crosslinking sodium polyacrylate super water-absorbent resin was prepared using a novel high efficiency composite initiator system by water solution polymerizaiotn process in this paper.
采用一种新型的高效复合引发剂体系合成聚丙烯酸钠高吸水性树脂,探讨了高吸水性树脂的吸水机理,对复合引发剂体系组成(包括低温引发体系和高温引发体系)进行了重点筛选,考察了引发剂体系加量对产品性能的影响,并且对采用不同引发剂体系时聚合体系的放热行为进行了对比。
3) initiation system
引发体系
1.
In order to overcome the defects of expensive Ce4+ salt and the difficulty in industrial application,the influence of the initiator concentration,the dosage of acrylonitrile and temperature on the ration and efficiency of grafting was studied with Fe~(2+)-H_2O_2 initiation system, assessing the grafting ratio and grafting efficiency as the evaluation index.
为克服引发剂铈盐较昂贵,工业应用难的缺点,实验采用Fe2+-H2O2引发体系引发丙烯腈接枝改性淀粉,采用接枝率和接枝效率作为评价接枝效果的指标,详细研究了接枝的工艺及其引发剂浓度、丙烯腈单体的用量和接枝温度对接枝率和接枝效率的影响。
2.
The influence of the concentration of the initiator ,the dosage of acrylonitrile and grafting temperature on the grafting ratio and the grafting efficiency were researched with CAN-KPS initiation system for overcoming the defects of expensive Ce4+and difficulty in industrial application,acting the grafting ratio and the grafting efficiency as the evaluation index.
为克服引发剂铈盐较昂贵,工业应用难的缺点,实验采用CAN-KPS复合引发体系引发丙烯腈接枝改性淀粉,采用接枝率和接枝效率作为评价接枝效果的指标,详细研究了接枝工艺及其引发剂浓度、丙烯腈单体的用量和接枝温度对接枝率和接枝效率的影响,结果表明:接枝率达130%以上,接枝效率达90%以上,可较好地代替铈盐引发剂。
3.
Main initiation systems,auxiliary means for the ring-opening polymerization of ε-caprolactone to obtain polycaprolactone and their application as biomedical materials are focused on and the developing direction is respected.
综述了聚己内酯的性质、合成与应用情况,重点介绍了由ε-己内酯合成聚己内酯所用的主要引发体系和辅助聚合手段、聚己内酯作为生物医用材料的应用,并探讨了聚己内酯今后的发展方向。
4) initiator
[英][ɪ'nɪʃieɪtə(r)] [美][ɪ'nɪʃɪ'etɚ]
引发体系
1.
Rheological measurement was used to study the cross-linking polymerization of acrylamide and N,N’-menthylene-bis-acrylamide initiated by varied initiator systems.
使用装备自制的四叶片旋转叶片的应力控制流变仪测试不同引发体系作用下的丙烯酰胺(AM)自由基聚合过程的模量曲线,交联剂为N,N’-亚甲基双丙烯酰胺(MBAM)。
5) initiator system
引发体系
1.
A two-part acrylic structural adhesive was prepared , which comprised a new initiator system composed of CHP,derivated thiurea and a s elf-synthesized accelerant,and its temperature of curing exothermic peak,curing times and shear strengths were tested.
以异丙苯过氧化氢、硫脲衍生物和自制促进剂为引发体系 ,制备了一种双主剂型丙烯酸酯结构胶 ,并对其固化放热峰温度、固化时间、剪切强度等方面进行测定。
2.
A summary has been made emphatically on initiator system and the development of polymerization reaction.
本文阐述了超高相对分子质量聚丙烯酰胺聚合的研究进展,着重对引发体系、聚合反应的发展进行了概述,并指出了其发展前景。
3.
Cationic polyacrylamide [P(AM-DMC)] was synthesized by aqueous copolymerization of acrylamide(AM) and methacryloyloxyethyltrimethyl ammonium chloride(DMC) using composite initiator system consisting of oxidant–reductant[(NH4)2S2O8,CH3NaO3S·2H2O] and azo-compound.
研究了不同引发体系对聚合反应的影响,探讨了络合剂、助溶剂及表面活性剂的种类和质量分数对产物特性黏数和溶解性的影响。
6) Initiating system
引发体系
1.
,through improving initiating system,dispersing system,modifying the stripper equipment and adopting new anti-scale agents,the medical grade PVC resin (M-1000) is developed,which contains residual VCM less than 0.
介绍了上海氯碱化工股份有限公司PVC厂在引进 2 0万t/a聚氯乙烯装置上 ,通过改进引发体系、分散体系 ,改造汽提装置 ,并采用新型防粘釜剂 ,开发出了医用级PVC树脂 (M - 10 0 0 ) ,该树脂中VCM的残留量≤ 0 。
补充资料:引发剂C
叔丁基过氧化苯甲酸酯又称过氧化苯甲酸叔丁酯、引发剂C、CP-02、TPB,分子量l 94.22,无色至淡黄色透明液体,略带芳香气味。相对密度(25℃/4℃)1.04.凝固点8.5℃,沸点124℃(112℃),闪点(开口)65℃,燃点171℃.折射率1.495~1.499,t1/2=1.8h(120℃)、2.8h(U 5℃)、5.1h(110 ℃)、8.9h(105℃),分解温度(0.2M苯)>105℃(104℃)。用于乙醇、乙醚、丙酮、醋酸乙酯,不溶于水。室温下稳定,对撞击不敏感,对钢和铝无腐蚀。毒性低,LD504160mg/kg。
用作厌氧胶的引发剂和橡胶型胶粘剂的交联剂。
贮存于阴凉、通风的库房内。
用作厌氧胶的引发剂和橡胶型胶粘剂的交联剂。
贮存于阴凉、通风的库房内。
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