一家中国的公司被鉴定出添加甘油,一种安全的甜料和增稠剂。但乙二醇其实是一种普通的低成本的运用于汽车冷冻剂的替代品。
Chinese company had identified the additive as glycerin, a safe sweetener and thickener. But it was really diethylene glycol, a low-cost substitute commonly used in automobile antifreeze.
加工类别:各种可以粉碎的干湿料物,三聚氰胺,聚乙烯醇,化工原料、石膏粉、皮类、粮食类、塑料类。
Processing category: Various dry and wet materials that could be crushed, including chemical raw materials, gesso powders, hulls, grains, and plastics.
用尿素对聚乙烯醇基料进行了改性,使其耐水性得到提高。并用溶剂萃取法对其耐水性进行了测试,确定了最佳改性条件。
The water resistance of PVA was increased by using urea. The product was tested by the method of solvent extraction. The best modification condition was found.
较系统地研究了时间、电流密度、料液初始浓度等因素对葡聚糖-聚乙二醇-水体系中的苯丙氨酸上下相浓度比、萃取率、总传质量以及电流效率的影响。
The influences of time, current intensity, initial solute concentration on two-phase concentration ratio, recovery ratio, total mass flux, and electric current efficiency was discussed.
采用聚乙烯醇( PVA)为基料,用纳米二氧化硅对其进行改性,制备出了成本低、无毒、 水溶性的乒乓球拍胶粘剂。
The adhesive of table tennis racket which was solubility was produced by modified PVA using nano-silica.
以聚酯生产中产生的下脚料——乙二醇残渣(主要含PET低聚物)为原料,采用辛醇合并醇解、酯交换一步法工艺,合成了增塑剂DOTP。
Plasticizer DOTP was prepared from ethylene glycol residue (major component is PET low polymer) using single step process in which alcoholysis and ester interchange were combined.
全新配方,不含人工色素、喷鼻料、砂糖、甜味剂、果糖、蜂蜜、山梨糖醇、酒精、淘宝防腐剂。
This new formula does not contain any artificial colors, flavors, sugars, sweeteners, fructose, honey, sorbitol, alcohol, or preservatives.
叙述了丙烯酸、丙烯酸脂、苯乙烯四元共聚合成醇溶性聚丙烯酸脂类的方法,并以其为连结料制备柔性凸版油墨。
Introduces how to synthesize acrylic acid, acrylate and phenylethene quadripolymer into alcohol-soluble acrylic resin and use it as a link stuff to prepare flexible relief block printing ink.
该醇混合物优选通过由费-托合成所形成的富含辛烯的料流的加氢甲酰化制成。
The alcohol mixtures are preferably produced by hydroformylation of octene rich streams formed by Fischer-Tropsch synthesis.
筒体夹套内可通入冷冻盐水或冷却水,通过搅拌,使料液均匀冷却,控制醇沉所需温度。
Cold salt water or cooling water can be poured into the jacket. The liquor is stirred and cooled evenly, thereby obtain desired temperature for ethanol precipitation.
筒体夹套内可通入冷冻盐水或冷却水,通过搅拌,使料液均匀冷却,控制醇沉所需温度。
Cold salt water or cooling water can be poured into the jacket. The liquor is stirred and cooled evenly, thereby obtain desired temperature for ethanol precipitat …
筒体夹套内可通入冷冻盐水或冷却水,通过搅拌,使料液均匀冷却,控制醇沉所需温度。
Cold salt water or cooling water can be poured into the jacket. The liquor is stirred and cooled evenly, thereby obtain desired temperature for ethanol precipitat …
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