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  • Paint defoamer is a key additive to improve the performance of powder coatings

    By : Zilibon Chemical
    2025/4/11
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    In today's coatings industry, powder coatings have gradually become a popular choice in the industrial and civil fields with its many advantages such as environmental protection, high efficiency and excellent performance. However, in the production and use of powder coatings, foam problems often cause troubles for manufacturers and users. Powder coating defoamers, as a key additive to solve this problem, play an indispensable role.
    The existence of foam has brought a series of negative effects to powder coatings. From a production perspective, too much foam will occupy the space of the reaction container, affect production efficiency, and may even cause overflow, resulting in waste of raw materials and production accidents. In terms of product quality, if the foam remains in the powder coating, it will affect the appearance quality of the coating.

    Defoamers for powder coatings can effectively solve the foam problem, and their working principle is mainly based on two aspects. On the one hand, it is the defoaming effect. The active ingredients in the defoamer can quickly penetrate into the liquid film of the foam, reduce the surface tension of the liquid film, make the liquid film thinner and eventually break, thereby eliminating the foam that has been formed.

    In short, powder coating defoamers play a vital role in the development of powder coatings. It not only helps manufacturers improve production efficiency and ensure product quality, but also provides users with a high-quality coating experience.
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