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In recent years, the quality of building waterproof materials has led to some building leaks becoming more and more common. The use of these fake and shoddy products and deteriorating materials has caused problems in construction projects, so it is key to inspect materials before waterproof construction. The following Dibao waterproof manufacturers to give you a detailed introduction, let's understand together.

Many products are labeled with expiration dates for polyurethane waterproof coatings. After the expiration date, there will be some problems. How to prevent the deterioration of polyurethane waterproof coating? First of all, we need to know what causes polyurethane waterproof coatings to deteriorate. Leaks in the filling drums during the production process can lead to a mixture of moisture or water, so active substances such as water and alcohol are present in the packaging drums.

Prevention and solution:

The specifications of raw materials should be in accordance with the formula, process requirements, the shrinkage rate of fillers should be strictly controlled, the production should be strictly in accordance with the process conditions, the feeding sequence, the reaction temperature time should be controlled within the specified standards, and the packaging and storage conditions of the product should be managed.

In short, in the waterproof project must pay attention to the effective use of waterproof paint. Since the waterproof coating will also undergo qualitative change, precipitation and crust, we need to take effective preventive measures. It is recommended to use polyurethane waterproof paint to be as waterproof as possible. Effective use of paint can effectively ensure the waterproof quality.