How to improve the adhesion of the acrylic display screen silk screen?
With the development of the advertising industry, in order to be able to have a place in the era of advertising, many companies like to print their own company logo or product slogan on the surface of acrylic display stand when making acrylic display stand customization. For the surface printing of acrylic display stands, the printing process or the pad printing process are very demanding. Moreover, many small factories in life do not have the ability to print logos or slogans for acrylic display racks. Some have the advantage that the silk screen and the printed logo and the slogan have very poor adhesion, as long as the fingernails are gently touched. A trip will be destroyed. So what if you improve the adhesion of the surface of the acrylic display screen? Shenzhen Ruiyi has 10 years of experience in the processing of acrylic display racks. Let's talk about our views.
1. Wipe the surface with w-8601 solvent
Because the acrylic display frame is a polymer material, the surface molecules and properties are very poor, so the polarity of the plexiglass should be increased after the surface treatment, which can increase the adhesion of the ink. Usually, the surface treatment of the plexiglass article is carried out by surface scrubbing with w-8601 solvent, followed by silk screen printing or pad printing. If the conditions permit, the plasma can be used for processing, but the process is relatively complicated and costly. This is not recommended for ordinary products.
2. Try to use genuine imported ink
The adhesion of the screen printing surface of the plexiglass display frame is directly related to the ink used. If the conditions permit, the imported ink can be selected when the silk screen printing is performed, and about 5% of the curing agent is added to the ink, so that the organic The glass display frame has better surface adhesion.
3. Using the high temperature ink and the ink for strengthening and hardening the silk screen printing
In the silk screen printing, you want to have good adhesion. It is best to use high-temperature ink. Because the high-temperature barbecue after printing is environmentally friendly and beautiful, you can also use the ink that strengthens and hardens the printing silk because it is free from baking and is suitable for A variety of hard PC hardened PMMA, uv paint and other products.
4. Scrub the surface of the acrylic display stand with white oil before silk screen printing.
Because the cleanliness of the surface of the acrylic display frame also has a significant impact on the surface adhesion of silk screen or pad printing, it is necessary to use a white electric oil for surface scrubbing before silk screen printing to remove the oil stain on the surface, otherwise the surface of the plexiglass display frame exists. The oil stain can have a major impact on the adhesion of the ink.