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process condition
    Optimization of Hydrogen Gas-Adsorption Drying Process Condition on Molecular Sieves
    分子筛吸附干燥氢气的工艺条件优化
    Research on the process condition of low temperature desulfur of nanocrystalline ZnO
    纳米ZnO低温脱除H_2S工艺条件的研究
    Effect of Process Condition on the ZrO_2 Granularity
    工艺条件对ZrO_2粒度的影响
    Process Condition Selection of Electroless Lead Plating on the Surface of Polyacrylonitrile Fiber
    聚丙烯腈纤维化学镀铅工艺条件的选择
    The Research and Optimization of Process Condition on PSA Hydrogen-purification Unit
    PSA氢气提纯单元工艺条件的研究与优化
    4.Studied the extraction and purification of glycyrrhiza acid from licorice residue,obtained the better process condition through effect factors and orthotropic experiments,the yield of monoammonium glycyrrhizinate was 1.45% and content was 95%.
    4.对超临界萃取后固形物提取纯化甘草酸的工艺进行了研究,通过影响因素试验和正交试验得出最佳工艺条件,甘草酸铵收率1.45%,纯度95%。
    The optimum process condition selected is as follows: reaction temperature 250 , molar feed ratio 2,6-dimethylphenol:ammonia:hydrogen=l:10:10, F/W=0.0205 mol ? g-1 ?
    筛选出的最佳工艺条件如下:反应温度为250℃,进料组成为n(酚):n(氢):n(氨)=1:10:10,反应空速为0.0205mol·g~(-1)·hr~(-1)。
    The yield can get more than 40% when use the catalyst MoxPyOzXY. The best process condition is temperature 370 , 2-methylpyrazine: ammonia: oxygen= 1:2.5-3:6 (mole ratio).
    其中Mo_xP_yO_zXY型催化剂选择性为60%左右,收率可达40%以上,最合适的工艺条件是反应温度370℃,2—甲基吡嗪:氨气:氧气=1:2.5~3:6(摩尔比)。
    The optimum process condition was as follow: 20 , fermentation temperature; 0.10%, amount of inoculation of dry yeast; 200ppm, amount of addition of (NH4)2HPO4, 3.3, pH of apple juice.
    能够控制高级醇生成量最低的工艺条件为:发酵温度20℃,酵母接种量为0.10%,加(NH4)_2HPO_4量为200ppm,苹果汁初始pH值为3.3。
    It was found that process condition of 190℃, 100rpm was optimal for the graft reaction.
    反应温度为190℃、螺杆转速为100rpm的工艺条件对改性最适宜。
    The optimal process condition of producing hydrogenated rosin was: 200C,10MPa, 6%, lOOmin.
    制备氢化松香的较优工艺条件为:温度200℃、压力10MPa、6%催化剂用量、反应100min;
    The optimal process condition of producing pinane was: 170C, 8MPa, 6%, 40min.
    制备蒎烷的较优工艺条件为:温度170℃、压力8MPa、6%催化剂用量、反应40min。
    Experiment of extracting exposure parameters was developed and varying rules of exposure parameters with resist thickness and process condition were analyzed by surface response theory;
    并开展了厚抗蚀剂曝光参数测量实验,用统计理论中的趋势面分析方法归纳演绎了曝光参数随抗蚀剂厚度和工艺条件的变化规律;
    Under the specific process condition and thermal history, a series of elastomer samples, MDI or NDI or PPDI reacting with different diols (as the extenders) to form the hard segments, PTMEG1000 or PTMEG2000 or PTMEG3000 as the soft segments, are prepared with the bulk casting process.
    本研究在固定的工艺条件和受热史下,合成了以PTMEG1000、2000、3000为软段,MDI、NDI、PPDI和各种结构的醇扩链剂构成的硬段、本体聚合浇注的系列弹性体杆品。
    By orthogonality experiment, It was indicated that the optimal process condition for the transesterification reaction of rapeseeds oil was methanol to oil molar ratio at 6:1,1% KOH(W%) of oil , reaction temperature was about 60℃, reaction time was about 90 minutes.
    利用正交实验,找出了菜籽油酯交换的最佳工艺条件,其最佳条件为:醇/油摩尔比为6:1,催化剂加入量1%(质量),温度60℃,反应时间90 分钟。
    Finally,the optimal process condition was detailed as: reaction temperature 55℃, feed temperature 55℃, reaction time 6.25 hours, M(raw material) : M(ethyl cyanoacetate) :M(catalyst K) =1:6.94:5.94, solvent of DMF 14ml (based on 0.005mol of raw material) .
    并在选用自制催化剂K的条件下,优化出了较佳合成工艺条件具体(以0.005mol环合物计)为:反应温度55℃,加料温度55℃,反应时间6.25h,物料比为左旋环合酯:氰乙酸乙酯:催化剂K=1:6.94:5.94,溶剂量为14ml。
    The main factors and affection rule that affect separation are confirmed by single factor experiments and orthogonal experiments and the best process condition is concluded that feedstock velocity is 80kg/h, transmission belt thickness is 0.13mm, distributor angle is 25°and magnetic roller rotate speed is 300r/min.
    通过单因素实验及正交实验确定了影响磁分离的主要因素及影响规律。 通过实验得出的最佳工艺条件为:进料速率为80 kg/h,传输带厚度为0.13 mm,分配器角度为25°,磁辊转速为300 r/min。
    We also examine the effects of the amount of additive, incinerating temperature, dissolving time, the amount of solvent, and process conditions on recover rate of Rh. On the optimistic process condition, the recover rate of Rh is above 95% and the purity of recovered Rh is above 99.5%.
    其次,查阅了国内外回收废铑催化剂的方法,结合大庆石化公司化工二厂的丁辛醇生产装置,研究了废Rh 催化剂焚烧、溶解、电解回收、酸洗、焙烧等工序,以及考察了添加剂用量、灰化温度、溶解时间、溶剂用量以及各工序的工艺条件对铑回收率的影响,在最佳工艺条件下铑回收率>95%,所得的铑纯度>99.5%。
    2. By orthogonal examination we got the optimum process condition of synthesizing cationic dodecyl Geminis: (1) Molar ratio of N, N-dimethyldodecyl amine, hydrochloride and epichlohydrin was 2.2:1.1:1.0; epichlohydnn was added after complete reaction of N, N-dimethyldodecylamine and hydrochloride, then refluxing for 16h in ethanol solution.
    2、以十二碳的阳离子Gemini为例,用正交优化法获得最佳合成工艺条件分别为:(1)环氧氯丙烷法: 反应物最佳配比为n(叔胺):n(浓盐酸):n(环氧氯丙烷)=2.2:1.1:1.0,待长链叔胺和盐酸充分反应后再加环氧氯丙烷,在乙醇溶液中回流反应16h;
    In this paper, hydrogen sulfide was replaced with firstly ammonium sulfide toreduce crude DNT, the best process condition was obtained, when the reaction proceeded at30~40℃ for 4h, the yield of 2,6-DNT reached 75% and the purity was more than 98%(GC).
    本研究首次采用硫化铵替代硫化氢作为还原剂进行选择性部分还原,确定了最佳工艺条件:以10g1:1的DNT为基准,反应温度30~40℃,反应时间4h,获得的2,6-DNT的纯度达到98%以上(GC分析),回收率最高为75%。
 

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