Influence of interfacial agent and comonomer on surface performance of solid-phase grafting polypropylene 界面剂与共聚单体对固相接枝聚丙烯表面性质的影响
There are strikingly different bond effectiveness among the different interfacial agent. 但其粘结强度及强度增长规律依界面剂的种类而异,不同界面剂的改性效果存在明显差异。
It is a simple and effective way to bond new-to-old concrete with interfacial agent. 用界面剂来粘结新老混凝土是一种简单、有效的方法。
A Study on Interfacial Properties of Aqueous Solution of Molecular Deposition Filming Flooding Agent MD-1 MD-1膜驱剂溶液的界面特性研究
Effect of interfacial agent on bond strength between new and old concrete 界面剂对新老砼粘结强度的影响
In this paper, the mechanical properties of LDPE composite film filled by nano CaCO 3 treated with macromolecular interfacial agent were studied. 研究了高分子表面处理剂处理纳米CaCO3填充LDPE复合膜的力学性能。
Six type roughness of interfacial treating, type of young concrete and adhesion agent are studied on the interface of new and old concrete. 研究了6种粗糙率沟槽处理方式,新混凝土等级,界面剂对新老混凝土粘结面抗剪性能的影响。
The effects of factors, such as monomer content, variety and dosage of interfacial agent, auxiliary crosslinking agent and pH value of the system, on the grafting ratio of MAH on PP were studied. 研究了单体用量、界面剂种类和用量、助交联剂、体系pH值等因素对马来酸酐接枝率的影响。
With quickly freeze-thaw testing, some factors affecting behavior of bonding young to old concrete are invesitigated: cycles of freezing and thawing, method of interfacial treatment, interfacial roughness, interfacial agent, etc. 采用快速冻融试验,探讨冻融循环次数、粘结面粗糙度和界面剂类型等因素对新老混凝土粘结性能的影响规律。
Applications of interfacial agent to chemical catalysis under different conditions were introduced. 分析总结了在不同条件下表面活性剂在化学催化中的应用。
Studies on the offect of interfacial agent in Glutamic acid crystallization 表面活性剂对谷氨酸结晶的影响之研究
As interfacial agent, the mix of cement and fly ash can improve the adhesive shear strength. After planted reinforced bar, the shear strength of new and existing concrete increases greatly. 而在界面上植入抗剪钢筋后,能大幅度提高了新老混凝土的粘结抗剪强度。
These catalytic mechanisms of interfacial agent in some chemical reactions are micelle catalysis and phase transfer catalysis. 表面活性剂催化化学反应过程的机理有胶束催化和相转移催化。
The effects of reaction temperature, initiator content, monomer content and interfacial agent type on the graft reaction were studied and the reaction was characterized by means of IR spectrometry. 讨论了反应温度、引发剂用量、单体用量和界面剂种类等对接枝反应的影响,并用红外光谱法证实了接枝反应。
Through the experiment of the interfacial bonding shear strength and the shrinkage strain of concrete, the influence of the interfacial roughness of used concrete surface and interfacial bonding agent to interfacial bonding strength is revealed; 试验结果表明:老混凝土粘结面的粗糙度和界面粘结剂类型对新老混凝土界面粘结强度影响很大;
Bond strength of new-to-old concrete bonded with cement-based interfacial agent increases with the age and the enhancement of bond strength is very fast in the incipient time, slow in the late period in general whose bond strength and rule of enhancement is various for different interfacial agent. 水泥基类界面剂粘结的新老混凝土的粘结强度总体上随龄期的增长而增长,无回落现象,早期粘结强度增长均较快,后期粘结强度增长平缓。
The relationship between concentrations and interfacial tension of high-efficient low-foaming penetrating agent and quick penetrating agent T was discussed. 分别讨论了高效低泡渗透剂和快速渗透剂T的浓度与表面张力间的关系;
Using interfacial agent prepared with self made expansion component can make the bonding strength of transition zone at 28 d up to 7.8 MPa that is superior to interfacial agent mixed with traditional expansion agent. 用自制膨胀组分研制的界面剂可使28d过渡区粘结强度达7.8MPa,优于传统掺膨胀剂的界面剂。
A little amount of interfacial agent could accelerate the reaction of BPO and MAH with PE. 界面剂用量虽少,但能促进BPO、MAH在PE上的反应。
Primary investigation on modifying mechanism of new to old concrete repair interfacial layer by using silane coupling agent 硅烷偶联剂改善新老混凝土修补界面层机理初探
In the light of this, the idea to increase the durability of large diameter granite aggregate mid-strength concrete by modifying aggregates and cement paste interfacial layer with silane coupling agent was put forward. 受其启发,本文提出以硅烷偶联剂溶液改善骨料与水泥浆界面层,从而大幅度提高大粒径骨料中等强度混凝土的耐久性的设想。
The effects of different process parameters such as 4-vinyl pyridine concentration, initiator concentration, reaction temperature, reaction time, the use level of interfacial agent and surfactant on graft copolymerization have been investigated. 研究了不同工艺参数如4-VP浓度、引发剂浓度、反应温度、反应时间、表面活性剂和界面剂用量对接枝反应的影响。
The interfacial properties of anionic foaming agent BS-12 and the performance properties of CO2/ BS-12 foam for EOR are investigated. 研究了泡沫驱用阴离子起泡剂BS-12的界面特性及其与泡沫特性的关系。
Bond plane is the tache of weakness for the new and old concrete bond structure when withstanding shear force and tension. Appropriate interfacial agent can improve bond strength. 当承受剪力和拉力时,粘结面是新老砼粘结结构受力的薄弱环节,使用合适的界面剂可以提高其粘结强度。
Experimental research on the interfacial agent in bonding of the new-old concrete 新老混凝土界面处理材料的试验研究
The cooperative effect of interfacial agent SB-618T and accessory ingredient WC in rigid PVC resin 硬质PVC制品中界面活化剂SB-618T与助剂WC的协同作用
An Interfacial Protective Agent Applied to the Determination of ζ Potential 界面保护剂在ζ电势测定中的应用
The higher the viscosity is, the lower the interfacial tension is, the more the hold-up volume of chemical agent is, the better effect of increasing oil of ASP flooding is. 弱碱三元复合体系黏度愈大、界面张力愈低、化学剂滞留量愈多,复合驱增油效果愈好。
Polyaniline of nanostructure was prepared by interfacial polymerization using hydrochloric acid as doping agent and reaction medium. 采用盐酸作为掺杂剂和反应介质,通过界面聚合制备纳米结构的聚苯胺。
Xylan acted as an interfacial coupling agent between highly ordered cellulose of the microfibrils and lignin, which was important to maintain the integrity of cell wall mechanics. 木聚糖在细胞壁中充当连接纤维素和木质素的界面偶联剂,其存在对维持细胞壁力学的完整性具有重要作用。