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- primary aliphatic amine 脂肪族伯胺
- Some method about synthesis of piperazine with aliphatic amine were introduced. 介绍了由脂肪胺合成哌嗪的几种方法。
- An underwater corrosion protection coatings based on epoxy resin as binder and a modified aliphatic amine as hardner has been developed. 以环氧树脂为基料,开发了新型的改性脂族胺固化剂配制水下用防腐蚀涂料。
- A multifunctional active diluent with photosensitivity promotion was prepared from incorporating aliphatic amine group into 1,1,1-trimethylolpropane triacrylate. 通过控制反应条件,在三羟甲基丙烷三丙烯酸酯中引入脂肪胺,合成具有光敏增感作用的活性稀释剂。
- The active principle of this medication is a mixture of higher primary aliphatic alcohols, isolated and purified from sugar cane wax. 本药有效成分是从蔗腊提取物中分离纯化的高准度脂肪醇的混合物。
- Commercial sodium lignosulfonate (raw SL) was purified with ionic-resin method, ultrafiltration, long chain aliphatic amine extraction and solvent extraction. 摘要以粗木质素磺酸钠为原料,采用树脂法、超滤法、长链胺法和溶剂萃取法对其进行了提纯。
- At high temperature and in the presence of phosphoric acid, the alkyl group is fractured into the corresponding olefine, according to which the alkyl of long-chain aliphatic amine can be identified. 在高温和磷酸存在下,脂肪胺中的烷基裂解为相应的烯烃,以此可鉴定脂肪胺的烷基链长。
- Aliphatic Amine Modified Organic Bentonnite 脂肪胺改性膨润土
- Synthetic Method of Piperazine with Aliphatic Amine 脂肪胺合成哌嗪的几种方法
- An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts. 以醋酸钯/邻菲洛林/脂肪胺为催化体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯基交换反应制备丙烯酸乙烯酯。
- Polyamines, mainly including putrescine (Put), spermidine (Spd), spermine (Spm), are ubiquitous lowmolecular aliphatic amines generated in organism metabolism. 多胺(Polyamines)是生物代谢过程中产生的一类具有生物活性的低分子量脂肪族含氮碱,主要包括腐胺(Put)、亚精胺(Spd)和精胺(Spm)。
- The corrosion inhibition and the influences of specific capacitance of aliphatic amines on aluminum foil for electrolytic capacitors during DC etching are investigated. 研究电解电容器用铝箔直流侵蚀过程中脂肪胺类化合物的缓蚀作用及其对侵蚀箔比电容的影响。
- Keywords Aliphatic amine;Biocide;Circulating water system; 有机脂肪胺;杀生剂;循环冷却水;
- Mannich reaction was carried out between iso-propylidene malonate and aliphatic amines under mild condition. The structures of Mannich bases were confirmed by elementary analysis,IR, 1HNMR and UV spectroscopies. 研究了丙二酸亚异丙酯与脂肪族胺的单取代曼尼希反应 ,通过对曼尼希碱的 IR、UV、1HNMR及元素分析表征了其结构 ,发现其生成的曼尼希碱主要以内盐式存在。
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Development of China's aliphatic amine industry and challenges it faces 我国脂肪胺工业的发展及面临的挑战
- Study on the Model of Gas Phase Basicity for Aliphatic Amine, Alcohol and Ether 脂肪族胺、醇、醚气相碱性的模型研究
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然,我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。