工业碱
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工业碱木素的纯化方法&甲酚-硫酸法
Purification of Industrial Alkali Lignin by the Cresol and Sulfuric Acid Method
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本文介绍以甲酚和硫酸纯化工业碱木素的新方法。
A new method for purification of industrial alkali lignin has been introduced .
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主要介绍我国造纸工业碱法化学浆黑液及综合(中段)废水污染防治概况。
Pollution control for black liquor and mixed wastewater from washing , screening and bleaching processes of alkaline pulping in China is introduced .
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本文讨论了目前浆纸工业碱回收设备的主要腐蚀情况,分析了主要设备所处的介质环境和腐蚀原因,介绍了工厂常用的一些腐蚀防护措施。
Here introduced were corrosion of alkali recovery equipment of pulp and paper mill . The cause of the corrosion and corrosive environment was analyzed and countermeasures to the main equipment were studied .
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若对电站煤能通过采用工业碱高效催化气化方式以获得良好的气化结果,必将为电站煤的高效转化和利用增加新的途径。
If we obtain the good gasification result through high-efficiency catalytic gasification by using industrial solid alkali , we will provide the new way of transformation and utilization for the coal of power plant .
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提出了造纸工业碱回收蒸发工段出站黑液浓度的控制方案,并用数据拟合的方法建立了数学模型。
The paper studied the on-line measuring of black liquor consistency in evaporation station of alkali recovery system , established a mathematic model by the data fitting technique , and brought forward an effective control scheme .
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碱木质素是造纸工业碱法制浆黑液的主要成分,其甲氧基含量较高,醇羟基含量较低,导致化学反应活性低,因此提高其反应活性成为碱木质素高效利用的关键。
As a main component of black liquid from papermaking industries adopting alkaline pulping , the high-efficient utilization of alkali lignin focuses on how to improve the chemical reactivity caused by its plentiful methoxyl and few aliphatic hydroxyls .
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以工业碱木素取代部分价格昂贵的苯酚合成木素-酚醛树脂,研究了其对木素-酚醛树脂性能的影响及木素-酚醛树脂木材粘合剂在板材工业中的应用。
The lignin-based phenol formaldehyde resin ( LPF ) is synthesized with commercial lignin ( wheat straw Soda-AQ alkaline lignin ) substituting expensive phenol and the effects of lignin in LPF resin on resin properties and its application in plywood industry are studied .
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采用无机陶瓷微滤膜,以错流过滤方式对工业上碱法生产的Al(OH)3粉体浆料进行Na+离子的清洗过滤研究。
The washing process by using ceramic micro-filtration membranes for Na + in Al ( OH ) 3 powders was studied .
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在Φ28mm的反应管中,采用工业废液碱用于福建无烟煤固定床水蒸气气化实验。
The experimental study on catalytic gasification of Fujian anthracite with steam using industrial waste liquor alkalis has been carried out in a Φ 28 ? mm fixed-bed reactor .
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通过研究,综述了炼油废碱液的利用技术主要有熬制工业硫化碱、结晶提取Na2S、废碱液造纸制浆、沉淀法再生废碱液和中和法回收环烷酸等。
After the study , the utilization of lye change consists of production of alkali sulfide with evaporation process for industry purpose , extracting Na2S after crystallisation , paper pulp making , regenerating lye with precipitation measure and recycling naphthenic acid with neutralization method .
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工业废料碱渣土工程特性的试验研究
Test and Research of Engineering Characteristics of Industrial Waste Alkali - Slag Soil
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工业废液碱对福建无烟煤水蒸气催化气化的实验室研究
Experimental study on catalytic gasification of Fujian anthracite with steam using industrial waste liquor alkalis
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几种工业废渣的碱激发效果研究
A Study on the Activation Effect of Industrial Slags by Alkali Activators
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GB/T13255.4-1991工业己内酰胺挥发性碱含量的测定蒸馏后滴定法箭毒通过阻碍肌神经交接处的胆碱能传递而发挥作用。
Caprolactam for industrial use-Determination of volatile bases content-Titrimetric method after distillation curare acts by blocking cholinergic transmission at the myoneural junction .
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砷对钢性能影响方面:力学、时效、回火脆性、缺口敏感、疲劳强度、焊接、以及抗海水、工业大气及碱溶液腐蚀等。
Notch sensitivity ; welding properties ; fatigue strength and erosion resistance to the seawater , industrial polluted air and basic solution .
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中国造纸工业的发展与碱回收和环境保护
Environmental Protection , Alkali Recovery and Development of China 's Paper Industry
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化学工业:酸、碱、盐液,各种粘滞、糊状乳状化学浆液。
Chemical Industry : acid , alkali , salt solution , a variety of viscous , pasty emulsion chemical grout .
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而单步全溶液法,由于成本低、可操作性强,刻蚀后的减反射效果(4%)明显低于传统的碱刻蚀(11%),非常有希望取代目前工业生产中的碱刻蚀表面制绒方法。
The single-step full-solution method , due to low cost , easy to operate and the better anti-reflection effect ( less than 4 % ) than the traditional alkaline etching ( 11 % ), very promising to replace the current industrial alkaline etching method .