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What Is the Difference Between Overprint Varnish and Clear Varnish
- 2026-04-27 16:43:44
- admin
In the printing industry, overprint varnish and clear varnish are often mentioned together. While they are closely related, they differ in definition, composition, application, and performance. Definition and Scope Overprint Varnish Overprint varnish refers to a transparent coating applied to the surface of printed materials. It is typically composed of synthetic resins, solvents, and ad...
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Water-Based Varnish Primer for Metallized Paper – Enhance Ink Adhesion on Gold & Silver Board
- 2026-04-29 20:25:21
- admin
Water-based Clear Primer for Printing: Addressing Insufficient Ink Adhesion on Gold and Silver Cardboard The use of a water-based clear primer on gold and silver cardboard to resolve issues of insufficient ink adhesion is achieved primarily through the following mechanisms: Improving Surface Tension The surface of gold and silver cardboard is typically smooth and possesses low ...
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How Waterborne Polymers Improve Flexographic Printing Quality
- 2026-05-07 14:50:35
- admin
In flexographic printing, the performance of waterborne polymers and resin systems directly affects ink stability, color consistency, adhesion, and production efficiency. Traditional water-based inks may cause anilox roller clogging during long production runs, leading to unstable ink transfer and interrupted printing. In comparison, UV flexographic inks cure instantly under UV light, helping redu...
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What Are the Benefits of Printing Varnish in Packaging and Label Printing
- 2026-05-09 10:00:48
- admin
Printing varnish plays a multifaceted and crucial role in the post-press processing of printed materials, primarily encompassing the following points: Enhancing Visual Appeal Increased Gloss: It renders the surface of printed materials smooth and lustrous, enhancing color saturation and contrast, making images and text sharper and more striking, and thereby boosting overall visual appeal. Creating...
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How Water-Based Acrylic Emulsion Supports Adhesives, Coatings, Inks and Packaging Applications
- 2026-06-09 17:46:10
- admin
If you are looking for water-based acrylic emulsion for adhesives, coatings, inks, textiles or packaging, here is what you should know. Water-based acrylic emulsion is widely used in modern industrial formulations because of its good film-forming performance, adhesion, transparency and environmental advantages. As more industries move toward water-based and low-VOC solutions, acrylic polymer emuls...