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- It was observed that the catalytic activity and the usable life of the treated niobic acid for synthesis of diethylene glycol dibenzoate was apparently higher than that of the untreated niobic acid. 用于催化酯化合成二甘醇二苯甲酸酯增塑剂,处理后固体铌酸的催化活性和重复使用寿命有明显提高。
- Heterogeneous catalytic synthesis of diethylene glycol dibenzoate by polymer supported chelated titanate 一缩二乙二醇二苯甲酸酯的合成
- Study on the synthesis of Diethylene Glycol Dibenzoate on Cs_(2.5) H_(0.5)PW_(12)O_(40) /SiO_2 Catalyst Cs_(2.;5)H_(0
- Heterogeneous Catalytic Synthesis of Diethylene Glycol Dibenzoate by Supported Heteropolyacid Catalyst PW_(12) /C 固载杂多酸催化剂PW_(12)/C催化合成二甘醇二苯甲酸酯
- Keywords aluminium phosphotungstate;catalyst;synthesis;diethylene glycol dibenzoate; 磷钨酸铝;催化剂;合成;二甘醇二苯甲酸酯;
- Keywords heteropolyacids;esterification;plasticizers;diethylene glycol dibenzoate; 杂多酸;酯化;增塑剂;二苯甲醇二甘酯;
- diethylene glycol dibenzoate [化] 二甘醇二苯甲酸酯
- Determination of diethylene glycol and triethylene glycol. 英文名称： Monoethylene glycol for industrial use.
- We are looking40,000 MT per month,480,000 MT annual of Diethylene Glycol. 我们每月需要40,000公吨二甘醇，每年需要480,000公吨。
- Diacid has been got using diethylene glycol as decomposition agent of adduct. 采用二甘醇作为加合物的分解剂,得到了二元酸。
- Peach bright color, flavor diethylene glycol, delicate meat, Zhishui rich. 桃色泽鲜艳，风味甘醇，肉质细腻，汁水丰盛。
- Stepwise material feeding may overcome theproblem raised from the use of diethylene glycol. 所制得的氨基漆成本低、泽浅，性能达到国际同类产品指标。
- Some countries have banned Chinese made toothpaste containing diethylene glycol. 一些国家已经禁止中国制造的含有乙二醇的牙膏。
- DTP (Diethylene Glycol Terephthalate), as a chemical engineering raw material, is an environmental hormone too. DTP(对苯二甲酸二乙酯)也是一种环境荷尔蒙,对环境会造成污染;
- But it was really (diethylene glycol), a low-cost substitute commonly used in automobile antifreeze. 但实际上使用的添加剂是二甘醇，一种通常用于汽车防冻剂的低成本代用品。
- In this paper, linear rosin ester sizer was synthesized from modified rosin and diethylene glycol. 本文以改性松香和二甘醇为原料,合成线性松香酯。
- If the water they drink green organic tea, tea more than Qingxiang, diethylene glycol, more bright color, green. 如果泡喝绿色有机茶，比一般茶叶更加清香、甘醇，颜色更加清亮、翠绿。
- The US requires that Diethylene Glycol cannot be used in products for ingestion or possibly ingested. 美国规定二甘醇不能用于被摄入或可能被摄入的产品中。
- Chinese officials say they have received no complaints of illness or deaths related to diethylene glycol in toothpaste. 而中国方面表示，从未接到与含二甘醇牙膏有关的致病和致死投诉。
- But the purity using diethylene glycol and heptane-ethanolamine was about 70% and the categories of impurity were more. 二甘醇和庚烷-乙醇胺作为共沸剂时,效果不好,产物纯度大约70%25,且产物中杂质种类也比较多。
