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Common Printing Finishing Processes
- 2026-04-25 16:16:03
- admin
Varnishing (Gloss Varnish / Matte Varnish) The primary difference between gloss varnish and matte varnish lies in their level of brightness. Varnishing involves applying a layer of clear lacquer over the printed surface to provide waterproofing, scratch resistance, and a high-gloss effect. It offers superior abrasion resistance and stain resistance, effectively preventing the surface ink from bein...
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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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Low Gloss in Water-Based Varnish / 6 Formulation Factors You Should Optimize
- 2026-04-30 18:21:33
- admin
Water-based varnishes are classified as eco-friendly products; the primary solvents used in their formulation are water and various alcohols, ensuring that their volatile components do not pollute the environment. The development of water-based varnishes has gained momentum in recent years, driven by the growing public demand for environmental protection. The process of applying varnish essentiall...
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Removable Adhesive Labels: Applications and How to Choose the Right Adhesive
- 2026-05-09 10:53:05
- admin
Removable adhesive labels are widely used in modern packaging, product identification and temporary labeling applications. Unlike permanent labels, removable labels can be applied firmly during use and removed cleanly when needed, helping brands improve product presentation, user experience and packaging flexibility. In many industries, removable labels are required not only to provide clear infor...
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What is the Best Adhesive for Printed Labels
- 2026-05-11 16:49:22
- admin
When manufacturing labels, the choice of adhesive backing is just as crucial as the face material and print quality. Whether a label adheres firmly, resists edge curling, or leaves behind residue upon removal often depends heavily on the adhesive applied to its backing. The adhesive commonly used on the back of labels is known as pressure-sensitive adhesive (PSA). This type of adhesive requires ne...
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WM549 Wash-off Label Adhesive Supports PET Packaging Recycling
- 2026-05-13 17:28:52
- admin
As carbon reduction and circular economy continue to gain momentum worldwide, the packaging industry is paying more attention to material recyclability and recycled material value. For PET bottles, food trays, and household product packaging, labels are not only used for brand display, but also play an important role in the recycling process. In traditional recycling systems, label adhesives that ...