{"id":1848,"date":"2026-06-04T13:25:12","date_gmt":"2026-06-04T05:25:12","guid":{"rendered":"https:\/\/www.suntechprinter.com\/?p=1848"},"modified":"2026-06-04T13:25:12","modified_gmt":"2026-06-04T05:25:12","slug":"what-is-the-solvent-for-a-uv-inkjet-flatbed-printer","status":"publish","type":"post","link":"https:\/\/www.suntechprinter.com\/fr\/quel-est-le-solvant-pour-une-imprimante-a-jet-dencre-uv-a-plat\/","title":{"rendered":"Quel est le solvant pour une imprimante \u00e0 jet d'encre UV \u00e0 plat ?"},"content":{"rendered":"

Quickly Answer\uff1a<\/strong><\/p>\n

The solvent used in UV inkjet flatbed printers<\/a><\/span> is usually a specially formulated liquid that enables UV-curable inks to be deposited precisely onto substrates while maintaining stability and adhesion.<\/p>\n

According to Inkjet Technology for Digital Fabrication (Derby, 2010) and studies in the Journal of Imaging Science and Technology (2019), UV ink solvents are designed to provide controlled viscosity, prevent nozzle blockages, and enable rapid curing under UV light. This makes them essential for achieving high-quality results in flatbed printing processes.<\/p>\n

Introduction: UV Inkjet Flatbed Printing Overview<\/h3>\n

UV inkjet flatbed printers represent a revolutionary advancement in digital printing technology. Unlike traditional inkjet systems, they print directly onto rigid or flexible substrates such as acrylic, glass, metal, wood, and PVC boards. They use UV-curable inks that solidify instantly when exposed to ultraviolet light, enabling high-resolution, durable, and vibrant prints.<\/p>\n

A critical component of this technology is the solvent system of the UV ink, as this affects ink flow, droplet formation, adhesion to substrates, and curing efficiency. Suppliers such as Suntech Digital<\/a> <\/span>have developed advanced UV ink formulations designed for their flatbed models, balancing the properties of the solvents, the dispersion of the pigments, and the curing behaviour.<\/p>\n

\"Imprimante
Imprimante \u00e0 jet d'encre UV \u00e0 plat<\/figcaption><\/figure>\n

Understanding UV Ink Solvents<\/h2>\n

UV ink solvents have multiple uses:<\/p>\n

    \n
  1. Carrier medium: They transport pigments or dyes from the printer nozzle to the substrate.<\/li>\n
  2. Viscosity control: The correct solvent composition ensures consistent droplet size and prevents nozzle blockages.<\/li>\n
  3. Adhesion promotion: Solvents improve the wetting and binding of ink to different substrates.<\/li>\n
  4. Curing optimisation: Solvent formulations are compatible with UV photoinitiators, ensuring rapid and complete curing.<\/li>\n<\/ol>\n

    Unlike with solvent- or water-based inks, UV ink solvents do not evaporate in order to dry the ink; rather, the ink cures when exposed to UV light. This eliminates VOC emissions and enables printing on heat-sensitive materials without warping.<\/p>\n

    Common Types of UV Ink Solvents<\/h2>\n

    Monomer-based solvents<\/h3>\n

    Monomers act as reactive carriers in UV inks. Common monomers include:<\/p>\n

    Acrylates: They provide low viscosity and high reactivity.<\/p>\n

    Oligoacrylates: They improve the flexibility and mechanical strength of the cured layer.<\/p>\n

    Monomer solvents are designed to polymerise under UV light to form a solid ink layer that adheres to the substrate.<\/p>\n

    Photoinitiator solvents<\/h2>\n

    These solvents contain photoinitiators that trigger polymerisation when exposed to UV light. They ensure:<\/p>\n