What are the latest developments in the production process of PET matte silver thermal paper?

The production process of PET matte silver thermal paper has made significant progress in recent years, mainly reflected in the optimization of raw materials, improvement of coating technology, and improvement of post-treatment processes. The following is a detailed analysis of the latest progress in the production process of PET matte silver thermal paper:

1、 Optimization of raw materials

Substrate improvement:

The performance of PET (polyethylene terephthalate) substrate has been continuously improved, such as enhancing heat resistance, tear resistance, and chemical stability, to meet a wider range of application needs.

Adopting environmentally friendly PET materials to reduce environmental pollution during the production process is in line with the trend of sustainable development.

Optimization of thermal sensitive coating formula:

By adjusting the formula of the thermosensitive coating, such as increasing the proportion of color developing agents, adhesive resins, dyes, and other components, the color development effect and durability of thermosensitive paper can be improved.

Introducing new colorless dyes or thermosensitive color changing materials to enable thermosensitive paper to exhibit different color changes at different temperatures, increasing product diversity and functionality.

2、 Improvement of coating technology

High precision coating:

By adopting advanced coating equipment and technologies such as micro gravure coating and air knife coating, high-precision and uniform coating thickness control can be achieved, improving the printing quality and clarity of thermal paper.

Multi layer coating technology:

Developing multi-layer coating technology, such as the combination of protective layer, thermal sensitive coating, bottom coating and other structures, to enhance the water resistance, oil resistance and wear resistance of thermal paper.

Environmentally friendly coating process:

Promote the use of water-based coatings or environmentally friendly solvents to reduce the emission of volatile organic compounds (VOCs) during the coating process and minimize environmental pollution.

3、 Improvement of post-processing technology

Drying and curing:

Optimize the drying and curing process, such as using hot air drying, infrared radiation drying and other technologies, to improve the drying speed and curing effect of the coating, ensuring the stable performance of thermal paper.

Surface treatment:

Perform surface treatment such as calendering and polishing on thermal paper to improve its glossiness and flatness, enhance printing and visual effects.

Quality Inspection and Control:

Introduce advanced quality inspection equipment and control systems, such as online detection, automatic feedback adjustment, etc., to ensure the stability and consistency of the quality of thermal paper.

4、 Other innovative technologies

Digital production technology:

Utilizing digital and automation technologies to achieve intelligent control of the production process, improving production efficiency and product quality.

Customized services:

We provide customized thermal paper products and services according to customer needs, such as thermal paper of different thicknesses, colors, sizes, and other specifications, to meet the needs of different application scenarios.

In summary, the production process of PET matte silver thermal paper has made significant progress in optimizing raw materials, improving coating technology, perfecting post-treatment processes, and applying innovative technologies. These advances not only improve the performance and quality of thermal paper, but also promote the sustainable development and innovative upgrading of the thermal paper industry.