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1)  epoxy group
环氧基
1.
By using polydimethylsiloxane containing epoxy groups as base gum, the compounds containing amino groups as crosslinking reagent, a new addition type curable silicone rubber were prepared.
以含环氧基聚二甲基硅氧烷为基胶,以胺类化合物为固化交联剂进行了新型加成型硫化硅橡胶的研究。
2.
When epoxy group is introduced into the double bonds of the main molecular chain, the molecular polarity is enhanced,while the high elongation character remains essentially.
天然橡胶在乳液状态下与过氧乙酸反应,在主分子链双键中引入环氧基团,可显著提高分子极性,但其高强伸性能基本保持不变;玻璃化温度上升,冲击弹性下降,耐油性、气密性、粘合性显著改善。
3.
The effects of temperature,reaction time,hydrogen peroxide dosage,thioureadioxide dosage,monomer concentration and liquor ratio on epoxy group content of the grafted fiber and its hydrolysis were investigated.
采用Fe~(2+)-H_2O_2-二氧化硫脲氧化还原引发体系制备了桉木浆-GMA(甲基丙烯酸缩水甘油酯)接枝共聚物,研究了反应温度、时间、H_2O_2用量、二氧化硫脲用量、单体浓度和液比对接枝纤维的环氧基含量及环氧基水解率的影响。
2)  epoxy [英][ɪ'pɔksi]  [美][ɪ'pɑksɪ]
环氧基
1.
Synthesis & application of silicone contained quaternary ammonium with epoxy;
环氧基有机硅季铵盐的合成与应用
2.
Recent Progress in Study of Polysiloxanes Containing Epoxy;
环氧基聚硅氧烷的研究进展
3.
Based on the brief introduction of classification of UV curable silicones, the development in the study of UV curable silicone prepolymers of vinyl, acrylate, epoxy, styrene, vinyl ether was summarized.
在简要介绍紫外光固化有机硅的种类的基础上,对乙烯基化、丙烯酸酯基化、环氧基化、苯乙烯基化、乙烯基醚基化紫外光固化有机硅预聚物的研究情况进行了系统综述,重点讨论了紫外光固化有机硅改性丙烯酸酯的制备方法,介绍了紫外光固化有机硅材料的应用现状,并对其应用前景进行了展望。
3)  Oxirane
环氧基
1.
Synthesis and Properties of the Hydrophilic Copolymer Support Containing Oxirane for Immobilized Penicillin Acylase;
环氧基亲水性固定化青霉素酰化酶共聚载体的合成与性能研究
4)  The number of epoxy opened
环氧基开环
5)  epoxy group
环氧基团
1.
Synthesis of polysilicone containing epoxy group by hydrosilylation;
环氧基团硅油的硅氢加成合成反应研究
2.
Effects of GMA dosage,copolymeri-(zation) duration and temperature on the number of side epoxy group were also studied.
在常压、惰性气体保护下,以正丁基锂引发苯乙烯进行阴离子聚合,并用少量甲基丙烯酸缩水甘油酯(GMA)进行终端共聚,制得了侧基含有环氧基团的聚苯乙烯-聚甲基丙烯酸缩水甘油酯嵌段共聚物。
6)  epoxy terminated
环氧端基
1.
A novel epoxy terminated polyarylethersulfone(E PPES) was synthesized by reaction of epichlorohydrin with PPES oligomer prepared by condensation of 4,4′ dichlorobenzophensulfone(DCDBS) with 4 (4 hydroxyphenyl) 2,3 phthalazine 1 one at non eqular.
:以 4 ,4′-二氯二苯砜和 4 - (4-羟基苯基 ) - 2 ,3-二氮杂萘 - 1-酮为原料 ,经亲核取代逐步聚合反应制得了分子主链中含二氮杂萘酮结构的聚芳醚砜低聚物 (PPES) ,然后与环氧氯丙烷反应制得所需分子量的含环氧端基的聚芳醚砜 (E- PPES)。
补充资料:环氧基
分子式:
CAS号:

性质:具有—CH(O)CH—结构的官能基。特点是反应性强。开环聚合或与其他化合物加成反应后分子链增长。含两个以上的环氧基与多官能团化合物反应之后生成具有交联结构的固化物,这就是环氧树脂及其固化物。是一种应用范围很广的热固性树脂。

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