摘要：【中文】本发明涉及脂肪醇聚氧乙烯醚以及衍生物技术领域。技术方案是：基于高效液相色谱的AES中未硫酸化物的快速检测法，按以下步骤进行：1)配置样品溶液：将AES样品用溶解液溶解，添加适量吸附剂并搅拌，过C18固相柱，用溶解液定容得到样品溶液；2)绘制标准曲线：将AEO样品用溶解液溶解，配制成一系列不同浓度的标准溶液；将标准溶液通过高效液相色谱得到AEO峰面积，并根据标准溶液的浓度与AEO峰面积绘制标准曲线；3)测定：将样品溶液通过高效液相色谱得到AEO峰面积，将样品溶液的AEO峰面积与标准曲线比较得到样品溶液的浓度，根据样品溶液的浓度计算出未硫酸化物含量。该方法应具有快速、灵敏、准确性好的特点。 【EN】The invention relates to the technical field of fatty alcohol-polyoxyethylene ether and derivatives thereof. The technical scheme is as follows: the rapid detection method of the unsulfate in the AES based on the high performance liquid chromatography comprises the following steps: 1) preparing a sample solution: dissolving an AES sample by using a dissolving solution, adding a proper amount of adsorbent, stirring, passing through a C18 solid phase column, and performing constant volume by using the dissolving solution to obtain a sample solution; 2) drawing a standard curve: dissolving an AEO sample by using a dissolving solution to prepare a series of standard solutions with different concentrations; carrying out high performance liquid chromatography on the standard solution to obtain an AEO peak area, and drawing a standard curve according to the concentration of the standard solution and the AEO peak area; 3) and (3) determination: and (3) obtaining the AEO peak area of the sample solution through high performance liquid chromatography, comparing the AEO peak area of the sample solution with a standard curve to obtain the concentration of the sample solution, and calculating the content of the unsulfate according to the concentration of the sample solution. The method has the characteristics of rapidness, sensitivity and good accuracy.

摘要：【中文】本发明属于精细化工技术领域。目的是提供一种气相SO₃磺化尾气回用工艺及其生产系统；该应能大幅减少酸酯中的二噁烷以及废弃排放量；该生产系统投资省、维修便利。技术方案是：一种气相SO₃磺化尾气回用工艺，包括以下步骤：1)磺化后经气液分离、静电除雾后的尾气与一定流量的氧气混合后，经罗茨风机输送从燃硫炉气相入口进入燃硫炉，同时液体硫磺由燃硫炉液硫入口进入燃硫炉，在燃硫炉内接触燃烧产生SO₂气体；2)SO₂气体经转化塔转化、冷却器冷却、SO₃过滤器过滤去除微量烟酸后得到SO₃气体，进入磺化器与输入磺化器的有机料接触进行磺化反应；3)磺化后产物经气液分离器后，气相经过静电除雾器除雾后循环回用到步骤1)。 【EN】The invention belongs to the technical field of fine chemical engineering. Aims to provide a gas phase SO₃A sulfonated tail gas recycling process and a production system thereof; this should greatly reduce the amount of dioxane and waste emissions in the acid ester; the production system is low in investment and convenient to maintain. The technical scheme is as follows: gas phase SO₃The sulfonated tail gas recycling process comprises the following steps: 1) after being sulfonated, the tail gas after gas-liquid separation and electrostatic demisting is mixed with oxygen with a certain flow, and then is conveyed by a Roots blower to enter a sulfur furnace from a gas phase inlet of the sulfur furnace, and simultaneously liquid sulfur enters the sulfur furnace from a liquid sulfur inlet of the sulfur furnace and is contacted and combusted in the sulfur furnace to generate SO₂A gas; 2) SO (SO)₂Gas is converted by a conversion tower,Cooling with cooler, SO₃Filtering with a filter to remove trace nicotinic acid to obtain SO₃Gas enters the sulfonator to contact with the organic material input into the sulfonator for sulfonation reaction; 3) and (3) after the sulfonated product passes through a gas-liquid separator, demisting the gas phase by an electrostatic demister, and recycling the gas phase to the step 1).

摘要：【中文】本发明属于精细化工技术领域。目的是提供一种气相SO₃磺化工艺及其生产系统；使磺化系统基本无废气排放，环境效应好，同时不再有静电酸等危险固废的产生。技术方案是：一种气相SO3磺化工艺，包括以下步骤：1)磺化后经气液分离后的尾气与一定流量的氧气混合后，经罗茨风机输送从燃硫炉气相入口进入燃硫炉，同时液体硫磺由燃硫炉液硫入口进入燃硫炉，在燃硫炉内接触燃烧产生SO2气体；2)SO2气体经转化塔转化、冷却器冷却、SO3过滤器过滤去除微量烟酸后得到SO3气体，进入磺化器与另一入口输入磺化器的有机料接触进行磺化反应；3)磺化后产物经气液分离后，气相循环回用到步骤1)。 【EN】The invention belongs to the technical field of fine chemical engineering. Aims to provide a gas phase SO₃A sulfonation process and a production system thereof; the sulfonation system basically has no waste gas emission, the environmental effect is good, and no dangerous solid wastes such as electrostatic acid and the like are generated. The technical scheme is as follows: a gas phase SO3 sulfonation process, comprising the steps of: 1) after being sulfonated, the tail gas after gas-liquid separation is mixed with oxygen with a certain flow, and then is conveyed by a Roots blower to enter the sulfur furnace from a gas phase inlet of the sulfur furnace, and simultaneously, liquid is conveyed by the Roots blower to enter the sulfur furnaceThe sulfur enters the sulfur burning furnace from a sulfur liquid inlet of the sulfur burning furnace and is contacted and combusted in the sulfur burning furnace to generate SO2 gas; 2) converting SO2 gas by a conversion tower, cooling by a cooler, filtering by an SO3 filter to remove trace nicotinic acid to obtain SO3 gas, and allowing the SO3 gas to enter a sulfonator to contact with an organic material input into the sulfonator from the other inlet to perform sulfonation reaction; 3) and (3) after gas-liquid separation, recycling the gas phase to the step (1) after the sulfonation product.

摘要：【中文】本发明涉及一种两性离子表面活性剂生产工艺。目的是提供一种高品质甜菜碱表面活性剂的生产工艺与装置；该工艺应能有效解决现有脂肪酰胺丙基甜菜碱产品的安全性问题，并且能缩短生产周期、降低生产成本。技术方案是：一种高品质甜菜碱表面活性剂的生产工艺，包括以下步骤：1)将脂肪酰胺丙基二甲叔胺、氯乙酸钠水溶液、CAB在静态混合器中进行预混合，得到预混合液；2)将预混合液通过管道输送到循环反应器中，迅速混合进行季胺化反应，得到CAB粗品；3)开启循环泵，将循环反应器输出的一部分CAB粗品以一定的流量开始循环，再流入静态混合器内；4)开启输送泵，将循环反应器输出的另一部分CAB粗品泵入老化器的底部。 【EN】The invention relates to a production process of a zwitterionic surfactant. Aims to provide a production process and a device of a high-quality betaine surfactant; the process can effectively solve the safety problem of the existing fatty amide propyl betaine product, shorten the production period and reduce the production cost. The technical scheme is as follows: a production process of a high-quality betaine surfactant comprises the following steps: 1) premixing fatty amide propyl dimethyl tertiary amine, sodium chloroacetate aqueous solution and CAB in a static mixer to obtain premix; 2) conveying the premixed solution into a circulating reactor through a pipeline, and quickly mixing to carry out quaternization reaction to obtain a CAB crude product; 3) starting a circulating pump, starting circulation of a part of CAB crude product output by the circulating reactor at a certain flow rate, and then flowing into a static mixer; 4) and starting a transfer pump, and pumping the other part of CAB crude product output by the circulating reactor into the bottom of the aging device.

摘要：【中文】本发明属于精细化工技术领域。目的是提供一种色泽浅、低硫酸含量的高品质十二烷基苯磺酸的生产工艺。技术方案是：一种高纯十二烷基苯磺酸的生产工艺，包括以下步骤：1)干燥空气在文丘里管中与真空老化器输入的脱除气体混合后，由燃硫炉气相入口进入燃硫炉；同时液体硫磺由燃硫炉液硫入口进入燃硫炉，在燃硫炉内接触燃烧产生SO2气体，并与干燥空气混合稀释；2)稀释后的SO2气体经转化塔转化、冷却器冷却，进入磺化器与十二烷基苯接触进行磺化反应；3)磺化后产物经气液分离器分离，气相去尾气处理系统处理后达标排放，液相十二烷基苯磺酸酸酯进入真空老化器，并在真空下条件下进行老化。 【EN】The invention belongs to the technical field of fine chemical engineering. Aims to provide a production process of high-quality dodecylbenzene sulfonic acid with light color and low sulfuric acid content. The technical scheme is as follows: a production process of high-purity dodecyl benzene sulfonic acid comprises the following steps: 1) after being mixed with the desorption gas input by the vacuum aging device in the Venturi tube, the dry air enters the sulfur burning furnace from a gas phase inlet of the sulfur burning furnace; meanwhile, liquid sulfur enters the sulfur burning furnace from a sulfur burning furnace liquid sulfur inlet, is contacted and burned in the sulfur burning furnace to generate SO2 gas, and is mixed and diluted with dry air; 2) converting the diluted SO2 gas by a conversion tower, cooling by a cooler, and allowing the SO2 gas to enter a sulfonator to contact with dodecylbenzene for sulfonation reaction; 3) and separating the sulfonated product by a gas-liquid separator, treating the sulfonated product by a gas-phase tail gas removal treatment system, discharging the sulfonated product after reaching the standard, and allowing the liquid-phase dodecyl benzene sulfonate to enter a vacuum ageing device and ageing the sulfonated product under the vacuum condition.

摘要：【中文】本发明涉及一种表面活性剂的生产工艺。目的是提供一种脂肪酸甲酯磺酸盐生产工艺，以保证产品质量、提高产品转化率。技术方案是：一种高品质脂肪酸甲酯磺酸钠的生产工艺，依次通过以下步骤实现：1)磺化：脂肪酸甲脂与5～7％气浓的SO3进入膜式反应器发生磺化反应，脂肪酸甲酯与SO3的摩尔比为1∶1.25～1.35；2)老化：从磺化器输出的物料进入气液分离器分离，从分离器底部分离出来磺化物再进入反应器进行老化处理得到MES中间体；3)再酯化、漂白、中和：将老化后的MES中间体与适量的甲醇一起进入再酯化系统，得到MES料浆；MES料浆再依次进入漂白工序漂白、进入中和系统中和，冷却后进入暂存罐得到MES成品。 【EN】The invention relates to a production process of a surfactant. Aims to provide a production process of fatty acid methyl ester sulfonate, which ensures the product quality and improves the product conversion rate. The technical scheme is as follows: a production process of high-quality fatty acid methyl ester sodium sulfonate is realized by the following steps in sequence: 1) sulfonation: fatty acid methyl ester and 5-7% of gas-concentrated SO3 enter a membrane reactor to carry out sulfonation reaction, wherein the molar ratio of the fatty acid methyl ester to the SO3 is 1: 1.25-1.35; 2) aging: the material output from the sulfonator enters a gas-liquid separator for separation, and the sulfonated material separated from the bottom of the separator enters a reactor for aging treatment to obtain an MES intermediate; 3) reesterification, bleaching and neutralization: feeding the aged MES intermediate and a proper amount of methanol into a re-esterification system to obtain MES slurry; and bleaching the MES slurry in a bleaching process, neutralizing in a neutralizing system, cooling, and entering a temporary storage tank to obtain an MES finished product.

摘要：【中文】本发明涉及一种表面活性剂的生产工艺。技术方案是：一种高品质烷基苯磺酸的生产工艺，依次通过以下步骤实现：1)磺化：烷基苯与SO3进入膜式反应器发生磺化反应，SO3与烷基苯的摩尔比为1∶1.03～1.10；2)老化：从磺化器输出的物料进入均质泵，均质泵另一入口也引入前述物料5～20％质量比例的烷基苯，一起混合均质；接着进入反应器进行老化处理得到烷基苯磺酸中间体；3)水解：将老化后的烷基苯磺酸中间体与适量的水一起进入水解系统水解，冷却后进入暂存罐得到烷基苯磺酸成品。本发明生产的烷基苯磺酸，反应过程抑制了砜的生成，从而可以改善在生产过程中烷基苯磺酸色泽变深和产品纯度等问题。 【EN】The invention relates to a production process of a surfactant. The technical scheme is as follows: the production process of the high-quality alkylbenzene sulfonic acid is realized by the following steps in sequence: 1) sulfonation: the alkylbenzene and SO3 enter a membrane reactor to carry out sulfonation reaction, and the molar ratio of SO3 to alkylbenzene is 1: 1.03-1.10; 2) aging: feeding the material output from the sulfonator into a homogenizing pump, and introducing alkylbenzene with the mass ratio of 5-20% into the other inlet of the homogenizing pump to be mixed and homogenized; then entering a reactor for aging treatment to obtain an alkylbenzene sulfonic acid intermediate; 3) hydrolysis: and (3) feeding the aged alkylbenzene sulfonic acid intermediate and a proper amount of water into a hydrolysis system for hydrolysis, cooling, and feeding into a temporary storage tank to obtain an alkylbenzene sulfonic acid finished product. The alkyl benzene sulfonic acid produced by the invention inhibits the generation of sulfone in the reaction process, thereby improving the problems of dark color, product purity and the like of the alkyl benzene sulfonic acid in the production process.

摘要：【中文】本发明属于精细化工技术领域。目的是提供一种色泽浅、低二噁烷残留的高品质脂肪醇聚氧乙烯醚硫酸盐的生产工艺。技术方案是：一种高品质脂肪醇聚氧乙烯醚硫酸盐的生产工艺，包括以下步骤：1)干燥空气在文丘里管中与真空脱气罐输入的脱除气体混合后，由燃硫炉气相入口进入燃硫炉；液体硫磺由燃硫炉液硫入口进入燃硫炉，在燃硫炉内接触燃烧产生SO2气体，并与干燥空气稀释；2)稀释后的SO2气体经转化塔转化、冷却器冷却，进入磺化器与输入磺化器的脂肪醇聚氧乙烯醚(AEO)进行磺化反应；3)磺化后产物经气液分离器分离，气相去尾气处理系统处理后达标排放，液相脂肪醇聚氧乙烯醚硫酸酯进入酸酯脱气系统在真空下脱气。 【EN】The invention belongs to the technical field of fine chemical engineering. Aims to provide a production process of high-quality fatty alcohol-polyoxyethylene ether sulfate with light color and low dioxane residue. The technical scheme is as follows: a production process of high-quality fatty alcohol-polyoxyethylene ether sulfate comprises the following steps: 1) after being mixed with the desorption gas input by the vacuum degassing tank in the Venturi tube, the dry air enters the sulfur burning furnace from a gas phase inlet of the sulfur burning furnace; liquid sulfur enters a sulfur burning furnace from a sulfur burning furnace liquid sulfur inlet, is contacted and burned in the sulfur burning furnace to generate SO2 gas, and is diluted with dry air; 2) converting the diluted SO2 gas by a conversion tower, cooling by a cooler, and allowing the SO2 gas to enter a sulfonator to perform sulfonation reaction with fatty alcohol-polyoxyethylene ether (AEO) input into the sulfonator; 3) and separating the sulfonated product by a gas-liquid separator, treating the sulfonated product by a gas-phase tail gas removal treatment system, discharging the sulfonated product after reaching the standard, and introducing the liquid-phase fatty alcohol-polyoxyethylene ether sulfate into an acid ester degassing system for degassing under vacuum.