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- "Melamine by itself is nontoxic in low doses, but when combined with cyanuric acid it can cause fatal kidney stones due to the formation of an insoluble melamine cyanurate. 三聚氰胺本身低剂量是没有毒性的,但是当与三聚氰酸结合会形成一种不溶的复合物,这种复合物才是引起肾结石的元凶。
- Keywords encapsulated red phosphorus;melamine cyanuric acid;nylon 66;flame retardance;mechanical properties;synergism; 包覆红磷;三聚氰胺氰尿酸;尼龙;66;阻燃性;力学性能;协同作用;
- melamine cyanuric acid 三聚氰胺氰尿酸
- Keywords flame retardant lubricant;melamine cyanurate acid;one-step;synthesis; 阻燃润滑剂;氰尿酸三聚氰胺盐;一步法;合成;
- Melamine and its analogues - cyanuric acid, ammelide and ammeline - are assumed to be of equal potency and are referred to collectively below as melamine-analogues. 三聚氰胺和它的类似物-尿氰酸(三聚氰酸)、酰胺、三聚氰酸二酰胺-被假定为具有同等效力,以下统称为三聚氰胺类似物。
- For the purposes of this assessment, the concentration of melamine assumed in the tissue (50 ppb) is doubled to 100 ppb to account for cyanuric acid , which was not actually measured by the test. 为了这次评估,浓度三聚氰胺假设的组织(50十亿分之)是翻了一番,达到100浓度占氰尿酸,这是没有实际测量试验。
- In strong acid or strong alkaline solution, hydrolysis occurs melamine, amino hydroxy gradually replaced by the second generation of Cyanuric Acid amide, a lactam of Cyanuric Acid and Cyanuric Acid. 在强酸或强碱液中,三聚氰胺发生水解,胺基逐步被羟基取代,生成三聚氰酸二酰胺、三聚氰酸一酰胺和三聚氰酸。
- In mammals, the toxicity of cyanuric acid (CYA) administered by itself is low. 在哺乳动物,三聚氰酸(CYA尿氰酸)单独被执行的毒性是低的。
- Melamine Cyanurate Acid 三聚氰胺氰尿酸盐
- Cyanuric acid was present in three samples (range, 6.6 to 22.52 ppm) and negative in three samples. 氰尿酸是目前在三个样本(范围6.;6至22
- The purity determination process of cyanuric acid was introduced, such as acid-base titration, potentiometric titration, and gravimetric analysis. 介绍了测定氰尿酸纯度的方法,即酸碱滴定法、电位滴定法和重量分析法。
- A lot of decomposition products are formed, such as dioxoimidazole, dioxopiperazine, acid anhydride, cyanuric acid, ammonium, four, five and six-membered ring lactam etc. 可能产生二氧咪唑环、毗嗪二酮、尿氰酸、铵盐及四元环、五元环和六元环内酰胺结构的产物。
- This suggests that cyanuric acid might be a greater concern than the other analogues and doubling should more than account for cyanuric acid based on currently available data. 这表明,氰尿酸可能是一个更大的关注比其他类似物,并应增加一倍以上的占氰尿酸根据目前掌握的数据。
- Tri (2 hydroxyethyl)isocyanurate was prepared by condensation with cyanuric acid and 2 chloroethanol in alkaline solution in 88.5% yield,provided that acetone is selected as an extracted solvent. 氰尿酸和氯乙醇在碱性水相中缩合,选用丙酮作萃取剂制备三(2-羟乙基)异氰尿酸酯,产率达88.5
- Flame retardant POM composites were prepared using TPU as carrier to introduce melamine cyanurate (MCA) into POM matrix, and even dispersion of MCA in polymer matrix was obtained. 采用三聚氰胺氰尿酸盐/聚氨酯复合阻燃剂阻燃聚甲醛,阻燃剂粒子均匀分散于聚氨酯分散相中,解决了阻燃剂与聚甲醛直接共混相容性差、材料性能劣化的难题,获得了阻燃性能和力学性能较好的阻燃聚甲醛材料。
- In the aqueous and non-aqueous mediums, the end point was judged with the indicator and electropotential .The purity of cyanuric acid was measured with acid-base titration methods. 在水及非水介质中,用指示剂及电极电位判断终点,以酸碱滴定方法测定三聚氰酸纯度。
- The effects of traditional PTFE micropowder and MP flame retardant on the fire resistance of melt drip of melamine cyanurate(MCA) flame retarding nylon 6 were studied. 考察传统抗滴落剂聚四氟乙烯(PTFE)微粉和氮磷复合型阻燃剂三聚氰胺磷酸盐(MP)对三聚氰胺氰尿酸(MCA)阻燃尼龙6抗熔滴燃烧性的影响。
- The main products are coal, coke, cement, refractories, civil explosives, labor supplies, furfural, cyanuric acid, transmission parts, titanium dioxide, white wine, such asbu zhan guo . 主要产品有原煤、焦碳、水泥、耐火材料、民用炸药、劳保用品、糠醛、氰尿酸、传动件、钛白粉、白酒、不粘锅等。
- Cyanuric acid is a main raw material for sodium dichloro-isocyanuric and trichloro-isocyanuric acid production which are high-efficient healthy reagents for eliminating algae germcide. 氰尿酸是高效除藻剂二氯异氰尿酸钠(钾)和三氯异氰尿酸的主要原料,尿素热解法生产氰尿酸的传统工艺会产生大量的含氨气体和大量不同浓度的酸性废水。
- Model on the preparation of cyanuric acid using the solid waste from melamine manufacturing 用三聚氰胺生产中排放的固体废物制备三聚氰酸的模型