用新型绿色溶剂取代传统的二甲苯等有毒溶剂,并对环氧丙烯酸树脂的合成工艺进行改进。
结果表明:溶解聚苯乙烯的理想溶剂为二甲苯、乙酸乙酯和正丁醇的混合溶剂。
方法:小鼠热板致痛实验,冰醋酸致小鼠疼痛实验,二甲苯致小鼠耳廓肿胀实验。
采取二甲苯致小鼠耳廓肿胀办法,探讨本品的消肿抗感染作用。
应用醋酸扭体法、热板法、二甲苯致耳郭炎症及足肿胀法。
实验结果表明:二甲苯作稀释剂,铷、铯的分离系数较小,但其分配比较高;
1·Objective To establish a gas chromatography method which will be suitable for determination of one time of the benzene, toluene, dimethylbenzene in the adhesives.
目的建立适用于同时测定常用溶剂型胶粘剂中苯、甲苯、二甲苯含量的气相色谱分析方法。
2·As contrast with natural moschus, taking the Wistar rat and mice as experimental animals, Musk rat anti-acute inflammation caused by fresh egg-albumin, dimethylbenzene and ice-acetum was studied.
用天然麝香作对照,大白鼠、小白鼠做实验动物,对麝鼠香由鲜蛋清、二甲苯和冰醋酸引起的急性炎症的抗炎药理进行了实验研究。
3·Such traditional poisonous solutions are replaced with dimethylbenzene to improve the synthesis technology of epoxy acrylic resin.
用新型绿色溶剂取代传统的二甲苯等有毒溶剂,并对环氧丙烯酸树脂的合成工艺进行改进。
4·METHODS To research the effects of diminishing inflammation by the method that observing inflammation causing by dimethylbenzene in mouse and by formaldehyde in rats.
方法采用小白鼠二甲苯致炎法、大白鼠足跖甲醛致炎法研究其抗炎作用;
5·It has chromatographic performance of high column efficiency, good inertia and thermal stability, very high selectivity on analyzing dimethylbenzene isomer.
该柱具有柱效高、惰性好热稳定性好的色谱特性;用于二甲苯异构体的分析具有很好的选择性。