Printing Ink Knowledge

I. Introduction: Technology Advancements Driven by Food Safety With the rapid growth of the global food industry, the safety of food packaging materials has become a major concern for both consumers and regulatory bodies. Statistics indicate that more than 3,000 food safety incidents related to packaging material migration occur annually worldwide, affecting beverages, dairy products,…

As a mainstream process in packaging printing, gravure printing has long relied on solvent-based ink systems. With increasingly stringent global environmental regulations, the replacement process of water-based inks is accelerating. This paper deeply analyzes the key technical bottlenecks in the application of water-based inks in gravure printing and explores solutions and development directions. 1. Fluid…

In the wave of green transformation in the printing industry, the technological competition and market rivalry between water-based ink and solvent-based ink represent the core contradictions driving sectoral change. These two ink systems exhibit significant differences in chemical composition, performance, environmental impact, and economic efficiency, collectively forming the critical paradox of green transition in printing.…

I. Adhesion Failure (Cross-Cut Test <3B) Failure Mechanism:Mismatch between PET surface energy (38–42mN/m) and water-based ink surface energy (45–50mN/m) leads to contact angle >65°. Solutions: II. Low Drying Efficiency (Energy Consumption >1.8kW·h/kg) Issue Analysis:Latent heat of evaporation for water-based systems (2257kJ/kg) is 2.3× higher than solvent-based inks. Efficiency Improvement: Technology Parameters Energy Saving Infrared-hot air…

I. Printing Challenges and Market Demands for Nonwoven Substrates Against the backdrop of the global nonwoven market being projected to reach a value of $58 billion by 2025 (data from Grand View Research), the medical and hygiene products sector commands more than 45% of the market share (China Industry Information Network). This rapid growth brings…

In 2025, the global printing ink market is undergoing transformation. As the implementation of the Paris Agreement enters a critical period and the revised version of the EU’s Directive on Packaging and Packaging Waste is about to be implemented, the global ink industry is accelerating its transformation towards a low-carbon, safe, and sustainable direction. We…

Taboo 1: Direct Contact with Hydrophobic Substrates Technical LimitationsWater-based inks use water as a solvent, featuring high surface tension (typically >40 mN/m), making them difficult to wet non-polar polymers like PE and PP. Direct printing often results in insufficient adhesion (cross-cut test <3B) and ink film shrinkage. For untreated PE films, adhesion test results often…

Against the dual backdrop of global carbon neutrality goals and the booming e-commerce economy, the corrugated packaging industry is undergoing profound technological transformation. As a cutting-edge technology in printing, water-based inkjet has revolutionized environmental standards and production efficiency, reshaping industry competition dynamics. This article delves into the core advantages, practical applications, and future development trends…

I. Compatibility of Water-Based Inks with Screen Printing Screen printing’s adaptability to water-based inks is validated through optimized parameters and environmental benefits: II. Formula Design for High-Performance Water-Based Inks III. Cutting-Edge Applications IV. Performance Comparison: Water-Based vs. Solvent-Based Inks Metric Water-Based Solvent-Based Advantage ‌VOC emissions‌ <5g/kg >300g/kg Meets EU REACH/EPA standards ‌Energy cost‌ $0.11/m² $0.21/m²…

I. Industry Trends and Environmental DemandAs global environmental regulations tighten (e.g., EU REACH, US EPA standards), traditional solvent-based inks are being phased out due to high VOC emissions and toxicity. Water-based inks, renowned for their low pollution and non-toxic properties, are emerging as the mainstream choice in the printing sector. Market data reveals the global…

In the outdoor printing sector, UV ink is gradually replacing traditional inks with its unique technical advantages. This article systematically analyzes the outdoor applicability of UV ink from perspectives of materials science, environmental engineering, and process control, providing scientific solutions for high-durability printing. I. Outdoor Adaptability of UV Ink: Core Advantages and Challenges 1. Materials…

As UV ink gains popularity in the printing industry for its rapid curing, high-quality output, and eco-friendly properties, many users wonder: how long does UV ink last, and how can its performance be maintained during storage? This comprehensive guide combines ingredient analysis, storage experiments, and industry data to provide professional insights into optimizing UV ink longevity.…