Views: 0 Author: Site Editor Publish Time: 2025-02-21 Origin: Site
Inkjet printing is a contactless, pressure-free, plate-free printing method. Whether it is a simple block color pattern, a full-color pattern or a pattern with transitional colors, it can be printed in one go. The most important medium in inkjet printing is ink. Traditional inkjet inks are generally divided into water-based inks, oil-based inks and solvent-based inks. As a manufacturer of photocurable resins, Bossin will discuss with you today about a type of ink based on photocuring technology - UV inkjet ink.
UV inkjet printing is a printing method that combines inkjet printing technology with ultraviolet light curing technology. It offers both the ease of use and convenience of inkjet printing technology and the high-speed printing production efficiency provided by light curing technology. With the rapid development of computer and network technology, as well as the continuous innovation of printing equipment and related consumables, UV inkjet is no longer a novelty, but it is undeniable that it is a catalyst for change in the printing industry. The reason for this is that UV inkjet ink has the following advantages over traditional inkjet ink.
First, it is green and environmentally friendly
UV inkjet ink does not contain solvents or VOCs, which reduces pollution to the environment and is in line with the development trend of green printing.
Second, it prevents nozzle clogging.
UV inkjet ink will not dry and solidify at the nozzle, will not clog the nozzle, and effectively reduces the cleaning work of the nozzle.
Third, it has wide applicability
UV inkjet inks can be printed directly on a variety of substrates, enabling many processes and products that traditional inkjet printing systems cannot achieve, including but not limited to flexible, rigid, absorbable or non-absorbent materials.
Fourth, it delivers high-quality printing
UV inkjet can achieve high-resolution and high-precision printing effects. The patterns and texts are brightly colored and waterproof and anti- fading. At the same time, they offer better friction resistance, scratch resistance and chemical resistance.
UV inkjet printing, with its unique characteristics and unlimited potential, has become a strong driving force for the sustainable development of the printing industry.
a UV resin R&D and production manufacturer, Bossin has launched a series of special light-curing resins for UV inkjet, such as B-27, B- 43H , B-270 , B- 574C and other models. Welcome to inquire for sample testing.
Guangdong Bossin Novel Materials Technology Co., Ltd. is a hi-tech enterprise specializing in the R&D, production, sales and technical services of UV/EB curable materials, with honors of National Hi-Tech Enterprise, Contract-honoring & Trustworthy Enterprise in Guangdong Province, etc. Standing on the forefront of UV/EB curable material industry, Bossin has successfully applied for dozens of invention patents. “Customer priority and quality optimization” are our consistent service concept.
In the photo-curing formulation system, apart from UV resins and photoinitiators, UV monomers also serve as a vital component. UV monomers not only adjust the viscosity of the system but also impart or enhance different properties of the cured film, such as enhancing adhesion, improving flexibility, and increasing wear resistance. Therefore, the rational use of various monomers is also an important link in formulation design.
As the name suggests, bifunctional UV monomers are molecules containing two reactive functional groups that participate in photopolymerization reactions. These functional groups are typically acrylates or methacrylates, with acrylates dominating the current market due to their superior reactivity and cost-effectiveness. Compared to their monofunctional counterparts, bifunctional UV monomers offer several advantages: Faster curing speed,Higher crosslinking density in the cured film,Good dilution properties,Reduced volatility and lower odor.
Monofunctional UV monomers refer to those containing only one group capable of participating in the curing reaction per molecule. The types of functional groups include acrylates, methacrylates, vinyls, vinyl ethers, epoxies, etc.
LCD photocuring 3D printing technology, also known as Mask Stereolithography (MSLA), is an emerging additive manufacturing technology. Similar to SLA and DLP technologies, LCD photocuring also solidifies liquid resin via light exposure, but its uniqueness lies in the use of an LCD screen to control the light source. This technology utilizes the imaging principle of liquid crystal displays, where computer programs provide image signals to generate selective transparent regions on the LCD screen. Under UV illumination, the light passing through these transparent areas forms UV image regions, solidifying the liquid resin exposed to them, while areas blocked by the LCD remain uncured. This process is performed layer by layer based on the predefined 3D model, with cured resin layers accumulating to build the final three-dimensional object.
SLA technology mainly uses photosensitive resin as raw material and utilizes the characteristic that liquid photosensitive resin will be rapidly cured under ultraviolet irradiation. Photosensitive resin is generally liquid, and it will immediately cause a polymerization reaction under the irradiation of ultraviolet light with a certain wavelength to complete the curing. SLA focuses ultraviolet light with a specific wavelength and intensity on the surface of the photosensitive resin, so that it solidifies point-by-point and line-by-line, ultimately forming a complete cross-sectional layer. After completing the drawing operation of one layer, the lifting table moves a layer height in the vertical direction, and then another layer is cured. Layers are stacked to form a three-dimensional object, and the formation of the pattern of each layer is controlled by the movement of the laser beam. In theory, the laser beam can move in a large space. Therefore, SLA technology can print large-sized
Digital Light Processing (DLP) came into being over a decade after the emergence of Stereolithography Apparatus (SLA) technology. As a variant of SLA, it bears remarkable similarities to SLA in terms of molding technology, achieving comparable effects through different approaches. This technology is also widely acknowledged in the industry as the second-generation stereolithography technology.
Previously we mentioned that 3D printing can be divided into 7 categories, including material extrusion, binder jetting, powder bed fusion, material jetting, sheet lamination, directed energy deposition, and stereolithography. Below we will introduce these 7 categories in details.
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