以硝酸银和丁二胺为基本原料,采用化学还原方法合成了银纳米粒子。
Sliver nanoparticles were synthesized by chemical reduction route applied silver nitrate and butanediamine as raw materials.
经乙酰化,膦化反应后的共聚体可以与二正丁胺作用制得膦酰胺树脂。
The copolymer after acetylation and phosphonylation can react with dibutyl amine to yield the corresponding dibutylamidophosphate resin.
聚异丁烯丁二酸酐(烯酐)是生产丁二酰亚胺型、丁二酸酯型和酚醛胺型无灰分散剂的重要中间体。
Polyisobutenyl succinic anhydride is an important intermediate for production of ashless deter- gent dispersants such as succinimide, succinic ester and phenolic amine types.
以吗啉、三聚甲醛、二正丁胺为原料合成了一种吗啉衍生物,以异丁醛、氨水和硫为原料合成了一种噻唑衍生物。
A kind of morpholine derivative was synthesized by morpholine, trioxane and dibutylamines, and a thiazole derivative was synthesized by morpholine, ammonia and sulfur.
本文介绍了以邻苯二甲酸二丁脂为内标物,对5%避蚊胺驱虫花露水进行有效成份测定的气相色谱分析法。
A quantitative analytical method of 5% diethylmethylbenzamide in drive-worms floral- water by GC was introduced, Dibutyl Phthalate was selected as internal standard.
以2,3- 丁二酮和乙二胺为原料,采用二步法合成了2,3-二甲基吡嗪.研究了催化剂体系对脱氢反应的影响,得到了较好的结果.。
Dimethylpyrazine was synthesized by the two_steps method of 2,3-butylanedione and ethylenediamine, the dehydrogen catalytic system was studied and better results were obtained.
本工作研究了高分子絮凝剂(二腈二胺甲醛缩合物)在丁苯胶凝聚工艺中的应用。
The application of polymeric flocculant, the condensation product on dicyandiamide and formaldehyde, in the coagulation process for SBR production was studied.
以聚酯(PEA、PEPA)或聚醚(PTMG)和TDI为原料合成聚氨酯预聚体,用三异丙醇胺 (TIPA)和1,4-丁二醇(BDO)的混合物作扩链剂制备聚氨酯弹性体。
A series of polyurethane (PU) elastomer were synthesized from polyester(PEA, PEPA) or polyether(PTMG), toluene dissocyanate (TDI), mixture of triisopropanolamine(TIPA) and 1,4-butanediol(BDO).
稻田常用的除稗除草剂中,禾大壮、丁草胺、扫氟特和千金对抗二氯喹啉酸突变型表现出比较高的毒性反应。
Among of commonly used herbicide of control barnyardgrass in paddy, Molinate, Butachlor, Pretilachlor and Cyhalofop-butyl showed higher toxic reaction for barnyardgrass is resistant to quinclorac.
稻田常用的除稗除草剂中,禾大壮、丁草胺、扫氟特和千金对抗二氯喹啉酸突变型表现出比较高的毒性反应。
Among of commonly used herbicide of control barnyardgrass in paddy, Molinate, Butachlor, Pretilachlor and Cyhalofop-butyl showed higher toxic reaction for barnyardgrass is resistant to quinclorac.
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