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- A novel material ( NBR/PVC/CuSO4) was prepared by coordination through metal salt cation and nitrile group of NBR. 本研究通过金属铜离子同丁腈橡胶/聚氯乙烯(NBR/PVC)合金中的腈基-CN进行配位交联,制备了一类新型NBR/PVC材料。
- Chelating fiber is prepared through reaction of hydroxylamine on textile polyacrylonitrile fiber and nitrile group changed into amid-oxime group. 聚丙烯腈纤维与羟胺试剂通过化学反应,腈基转变为偕胺肟基团,使聚丙烯腈纤维改性成为对金属离子具有螯合能力的螯合纤维。
- A small amount of carboxy group and carboxamido-group, which are hydrolyzate of nitrile grouping, can be found in PAN. 同时PAN分子中还存在着少量腈基水解产物酰胺基和羧基。
- Polyacrylonitrile fiber was modified into a chelating fiber containing amidoxime group by adding hydroxylamine, resulting from that nitrile group was transformed into amidoxime group. 以聚丙烯腈纤维为原料,加入羟胺试剂,将腈基转变为偕胺肟基团,使聚丙烯腈纤维改性成含有偕胺肟基团的螫合纤维。
- Study on the Synthesis of Galactoside Derivative Containing Nitrile Group 含氰基功能基的半乳糖苷衍生物的合成研究
- Aromatic nitriles can also react with excess of Schwartz reagent to give diacyl compounds in which the two acyl groups are connected to carbon and nitrogen atoms in the nitrile group, respectively. 过量的锆氢化试剂与芳腈反应,继之进行酰基化,得到二元酰基化产物,两个酰基分别加到腈基的碳与氮原子上。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- He broke away from that lawless group years ago. 他在几年前脱离了那个非法团体。
- The group of barbaric soldiers killed many people. 那群野蛮的士兵杀了很多人。
- The group was made up of doctors. 这个团体是由医生组成的。
- Structure and Reactivity of Nitrile Grouping Aliphatic Acids 腈基取代脂肪族一元酸的电子结构与化学反应性
- A group of boys dashed out of the classroom. 一群男孩子从教室里冲出来。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- He goes about with a group of nice boys. 他经常和一群好孩子在一起玩。
- He is a the most brisk young man in this group. 他是这个小组中最活跃的年轻人。
- He showed me a photo of a family group. 他给我看一张合家欢的照片。
- The chief accountant of a manufacturing group. 一个制造业集团的总会计师。
- The hunting group had good sport today. 今天打猎小组满载而归。
- I stand out in a group interview. 在集体面试中脱颖而出。
- He looked around the small group of mourners. 他环顾一下那一小群的送葬者。
