How to enhance the antioxidant capacity of self-adhesive coated paper?

Enhancing the antioxidant capacity of self-adhesive coated paper can be started from many aspects, including selecting high-quality raw materials, optimizing the production process, and adopting post-treatment technology. Here are some specific ways to do it:

First, choose high-quality raw materials

1. Coated paper base: Choose coated paper with good oxidation resistance as the base material, coated paper itself has high tensile strength and surface strength, and can resist oxidation to a certain extent.

2. Self-adhesive materials: Choose self-adhesive materials with excellent antioxidant properties, which usually have more stable chemical properties and are not easy to react with oxygen in the air.

Second, optimize the production process

1. Control the production environment: In the production process, strictly control the humidity, temperature and other conditions of the production environment to avoid adverse effects of environmental factors on the antioxidant properties of self-adhesive coated paper.

2. Improve the coating process: By optimizing the coating process, improve the bonding force between the coating and the substrate, make the coating more dense and uniform, thus enhancing the antioxidant capacity of the self-adhesive coated paper.

Third, the use of post-processing technology

1. Coating treatment: On the surface of the self-adhesive coated paper coated with a layer of transparent film, such as PET film, PVC film, etc., this film can play a role in isolating the air, effectively prevent oxygen and self-adhesive material direct contact, thereby enhancing the antioxidant capacity. The coated coated paper also has waterproof, oil proof, scratch resistance and other properties.

2. Ultraviolet curing treatment: The use of ultraviolet radiation to quickly cure the coating on the surface of the self-adhesive material to form a hard protective film. This layer of protective film not only has excellent wear resistance and chemical corrosion resistance, but also can improve the oxidation resistance of self-adhesive coated paper to a certain extent. However, it should be noted that the time and intensity of ultraviolet radiation should be controlled within a reasonable range to avoid damage to the material.

3. Chemical treatment: The use of specific chemical agents for surface treatment of self-adhesive coated paper, such as the use of antioxidants, passivating agents, etc. These chemical reagents can react with the active groups on the surface of the self-adhesive material to form a dense oxide film or passivation layer, so as to effectively isolate air and water and enhance the antioxidant capacity. However, the treatment conditions and reagent concentration should be strictly controlled in the chemical treatment process to ensure the treatment effect and product safety.

Fourth, other methods

1. Storage conditions: During storage and transportation, the self-adhesive coated paper should be placed in a dry, cool and well-ventilated environment, avoid direct sunlight and high temperature and humidity conditions, in order to extend its service life and maintain oxidation resistance.

2. Regular testing: Regularly test and evaluate the antioxidant properties of self-adhesive coated paper in order to find and solve problems in time.

In summary, enhancing the antioxidant capacity of self-adhesive coated paper needs to start from many aspects such as raw material selection, production process optimization, and post-treatment technology. By taking comprehensive measures, the antioxidant properties and service life of self-adhesive coated paper can be effectively improved.