What is the function of the paint on the outer layer of the insulation cup


Insulating cups are a common type in daily life, and the coating inside mainly serves as insulation. Generally, the coating does not appear, and if the coating falls off, it is non-toxic. Don't worry too much, please take a look at the provided introduction for details!
The paint on the outer layer of the insulation cup mainly serves the following purposes:
1. Decorative function: to provide people with aesthetic enjoyment and achieve the goal of decorative beauty
2. Protective effect: Form a continuous film that firmly adheres to the surface of the insulation cup, preventing it from being directly affected by the surrounding environment (mainly to prevent hand sweat from corroding the surface of the insulation cup);
3. Anti fouling and anti slip effects, good paint also has certain thermal insulation and sterilization effects.

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