Effects of concentration of PVB, clearance of scraper, temperature of gelling bath and concentration of acetic acid additive on membrane performance were investigated.
研究了PVB本体浓度、制膜间隙、凝胶浴温度以及乙酸添加剂等因素对PVB不对称超滤膜性能的影响；
The influences of reaction temperature, reaction time, ratios of MSA and ratios of acetic acid have been studied.
研究了反应温度、催化剂用量、反应物比例对反应数率常数的影响。
Reaction temperature as major factor on consumption of acetic acid was found by analysis of operation of PTA unit.
通过对PTA(精对苯二甲酸)装置影响醋酸消耗的分析，认为反应温度对酸耗影响最大。
In this paper, two micro-experimental method to determine the ambient temperature at the ionization of acetic acid and the ionization constant.
本文用两种微型的实验方法，测定了常温下醋酸的电离度和电离常数。
I apply the minimum principle to the analysis of optimum temperature distribution on the basis of mathematic model for acetic acid cracking at high temperature.
依据醋酸高温裂化数学模型，应用最小值原理分析了裂化温度的最优分布。
Methods:Samples were dried at room temperature after coating films, followed by freezing, hardening. 4% acetic acid was used to extract metals in treated samples.
方法：试样经涂膜使用温度下干燥、冷冻硬化粉碎，4%乙酸浸泡处理，石墨炉原子吸收测定胶粘剂可溶性钡、镉、铬、铅含量。
It showed, in 0.1m acetic acid solution, that viscosity of collagen solution was increased by increase of its concentration and decrease of temperature.
结果表明，在0.1M的乙酸稀溶液中胶原蛋白溶液的粘度随着胶原蛋白浓度的增大而增大，随着温度的升高而下降。
The effects of molar ratio of anhydrous ethanol to glacial acetic acid , dosage of catalyst, reaction temperature and reaction time on the esterification ratio and reuse of catalyst were discussed.
探讨了酸醇物质的量的比，催化剂的用量，反应时间和反应温度对酯化率的影响及催化剂的重复使用情况。
For resolving the lack of solubility data terephthalic acid in aqueous acetic acid, a method of determining the solubility at high temperature was developed.
针对对苯二甲酸工业中的溶解度基础数据缺乏的问题，提出了一种测定高温下对苯二甲酸在醋酸水溶液中的溶解度的方法。
At low temperature, acetic acid is condensed and becomes glacial acetic acid.
在低温时，无水醋酸凝固成冰状，俗称冰醋酸。
And an appraisal and comparison of copper, stainless steel and titanium for usefel materials of columns in high temperature acetic acid have been made.
对铜、不锈钢、钛三种材料作为高温醋酸塔器用材进行了评价比较。
The high temperature and high concentrated acetic acid or contain other corrosive media, and other harsh requirement, the choice of high-alloy stainless steel or plastic pump fluoride.
对于高温高浓醋酸或含有其它腐蚀介质等苛刻要求时，可选用高合金不锈钢或氟塑料泵。
At given initial concentration of xylose and temperature, furfural yield can firstly increase and then decrease with the increasing of the concentration of acetic acid.
在反应温度和木糖初始浓度相同时，糠醛收率随醋酸浓度增加呈显先增加后降低的变化趋势；
Liquid-liquid equilibrium data at atmospheric pressure was determined for the extractant S100, the initial concentration of the acetic acid and temperature on extraction process were studied.
采用液液相平衡釜法测定了常压下络合萃取剂s100的相平衡数据，考察了醋酸初始浓度和温度对萃取平衡过程的影响。
Peroxyacetic acid was prepared from hydrogen peroxide and acetic acid in the presence of sulfuric acid at room temperature.
利用双氧水和乙酸在硫酸催化室温下制备了过氧乙酸。
JS-606 acid silicone glass sealant is single component, acetic acid type It easily solidified at room temperature and convenient to use and has solidification rate.
JS- 606酸性硅酮玻璃胶系单组份、醋酸型、室温固化的硅酮密封胶，使用方便，固化速度快。
JS-607 acid silicone glass sealant is single component, acetic acid type It easily solidified at room temperature and convenient to use and has solidification rate.
JS- 607酸性硅酮玻璃胶系单组份、醋酸型、室温固化的硅酮密封胶，使用方便，固化速度快。
JS-607 acid silicone glass sealant is single component, acetic acid type It easily solidified at room temperature and convenient to use and has solidification rate.
JS- 607酸性硅酮玻璃胶系单组份、醋酸型、室温固化的硅酮密封胶，使用方便，固化速度快。
应用推荐