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The manufacturing method of silane coupling agent 

1. Introduction 

Silane coupling agent is an important raw material for chemical production, widely used in surface treatment of polymer materials, ceramics, glass, metals and other materials to improve their wettability, adhesion, weather resistance, waterproofing and other properties. This article will introduce a common method for manufacturing silane coupling agents

2、 Materials and Equipment 

1 Materials: chlorosilane, anhydrous ethanol, ammonia water, deionized water, etc

2. Equipment: reactor, agitator, condenser, thermometer, pH meter, etc

3、 Manufacturing steps 

1 Ingredients: Add chlorosilane, anhydrous ethanol, deionized water and other raw materials to the reaction kettle in a certain proportion

2. Stirring: Turn on the mixer to fully mix the raw materials

3. Dropping ammonia: slowly drop ammonia into the reactor, adjust the pH value to a certain range, and keep the reaction temperature within a certain range

4. Reaction: Under stirring and heating conditions, allow the raw materials to fully react to generate a silane coupling agent

5. Post treatment: After the reaction is completed, perform post-treatment operations such as centrifugation, washing, and drying to obtain the silane coupling agent product

4、 Notes 

1 Strictly control the proportion of raw materials and reaction conditions to ensure product quality and yield

2. Pay attention to safety, avoid contact with fire and heat sources, and prevent leakage and splashing

3. The production process should be kept clean to prevent impurities from entering the product

5、 Summary: The above is a common method for manufacturing silane coupling agents. High quality silane coupling agent products can be obtained through steps such as batching, stirring, dripping ammonia, reaction, and post-treatment. In actual production, it is necessary to adjust process parameters and operating methods based on specific product requirements and equipment conditions to ensure product quality and production efficiency. At the same time, strengthen safety management and quality control in the production process to ensure the smooth progress of the production process and stable and reliable product quality.