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详细信息
提供技术设备Provide technical equipment
26.1 外观性状:硬脂酸锌分子式C36H70O4Zn,白色粉末,不溶于水,溶于热的乙醇、苯、甲苯、松节油等有机溶剂。别称:十八(烷)酸锌盐、二硬脂酸锌、硬酸锌等
26.2 产品用途:硬脂酸锌可用作热稳定剂,润滑剂,润滑脂,促进剂,增稠剂等,可用于PVC树脂的热稳定,抑制PVC的初期着色,提高制品的耐候性;硬透明制品如矿泉水瓶,上水管等;同时,硬脂酸锌的润滑性好,可以改善结垢析出现象。可用作苯乙烯树脂、酚醛树脂、胺基树脂的润滑剂和脱模剂,能显著提高塑料制品的加工性能和表面质量。在橡胶加工中,硬脂酸锌可作为硫化活性剂和软化剂,改善橡胶的加工性能和物理性能。可以用作涂料的平光剂和添加剂,增加涂料的光泽度和耐久性。常用于化妆品中,如口红、眼影等,可增加产品的光滑度和持久性。硬脂酸锌中的锌离子能够参与蛋白质合成和细胞分裂过程,从而加速组织修复和伤口愈合,并且具有一定的抗菌、抗真菌作用,能减少致炎因子的产生,缓解皮肤炎症反应。因此,硬脂酸锌可用于促进伤口愈合、治疗皮炎、湿疹、痤疮、银屑病等疾病。但需注意,在使用时应遵循医嘱,合理控制剂量和使用方法。还可用于纺织品打光剂、混凝土防水剂、纸和织物的防水剂等领域。在食品工业中,硬脂酸锌也常被用作乳化剂和稳定剂,确保产品质地均匀且易于加工。
26.3 生产主要原料:硬脂酸及高纯氧化锌等适宜的原料。
26.4 生产主要工艺:有水法(湿法或复分解法)和熔融法(干法)两种;
a.水法:化合>离心>干燥>研磨>包装。
b.熔融法:熔融>冷却>粉碎>包装。
26.5 生产主要设备:a.化合器、离心机、干燥机、研磨机等。
b.熔融器、冷却器、粉碎机等
26.6 产品质量:Zn含量% ≥10-11.5。
26.7 生产设备选型:普通型、先科型、高科型。
26.8 环保情况:根据工艺设备配置选型,没有废水排放,废气可以处理。
26.9 投资情况:根据产品产量、原料含量等杂质成分及设备的先科程度。
26.1 Appearance and Properties: The molecular formula of zinc stearate is C36H70O4Zn. It is a white powder that is insoluble in water but soluble in hot ethanol, benzene, toluene, turpentine oil, and other organic solvents. Other names: octadecanoic acid zinc salt, di-stearic acid zinc, zinc stearate, etc.
26.2 Product Applications: Zinc stearate can be used as a heat stabilizer, lubricant, lubricating grease, accelerator, thickener, etc. It can be used for the heat stabilization of PVC resin, inhibition of the initial coloring of PVC, and improvement of the weather resistance of products. It can also be used for hard transparent products such as mineral water bottles and water pipes. At the same time, the lubricity of zinc stearate is good, which can improve the phenomenon of scale formation and precipitation. It can be used as a lubricant and demolding agent for styrene resin, phenolic resin, and amino resin, significantly improving the processing performance and surface quality of plastic products. In rubber processing, zinc stearate can be used as a vulcanization activator and softening agent, improving the processing performance and physical properties of rubber. It can be used as a flatting agent and additive for paints to increase the glossiness and durability of the paint. It is often used in cosmetics, such as lipsticks and eyeshadows, to increase the smoothness and durability of the products. Zinc ions in zinc stearate can participate in protein synthesis and cell division processes, thereby accelerating tissue repair and wound healing, and have certain antibacterial and antifungal effects, reducing the production of inflammatory factors and alleviating skin inflammatory reactions. Therefore, zinc stearate can be used to promote wound healing, treat dermatitis, eczema, acne, psoriasis and other diseases. However, it is necessary to follow medical advice and control the dosage and usage method reasonably when using. It can also be used in textile brightening agents, concrete waterproofing agents, water and fabric waterproofing agents, etc. In the food industry, zinc stearate is also often used as an emulsifier and stabilizer to ensure the uniformity of product texture and ease of processing.
26.3 Main raw materials for production: Stearic acid and high-purity zinc oxide, etc., suitable raw materials.
26.4 Main production processes: There are two methods: the aqueous method (wet method or double decomposition method) and the melting method (dry method);
a. Aqueous method: Reaction > Centrifugation > Drying > Grinding > Packaging.
b. Melting method: Melting > Cooling > Grinding > Packaging.
26.5 Main production equipment: a. Reactors, centrifuges, dryers, grinding machines, etc.
b. Melting furnaces, coolers, grinding machines, etc.
26.6 Product quality: Zn content % ≥ 10- 11.5.
26.7 Equipment selection: Ordinary type, Xianke type, Gaoke type.
26.8 Environmental protection situation: According to the configuration of process equipment, there is no wastewater discharge, and the exhaust gas can be treated.
26.9 Investment situation: According to the product output, the content of impurities such as raw material, and the advanced degree of equipment.
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