Views: 0 Author: Site Editor Publish Time: 2025-06-18 Origin: Site
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.
Since its introduction in 2013, LCD photocuring technology has been developed based on DLP technology, significantly reducing costs and thus promoting its widespread adoption. Although the accuracy of LCD technology is comparable to that of DLP, its greatest advantage lies in its open-source nature and the low cost of its core components.
LCD 3D printers are favored for their cost-effectiveness and high resolution. However, the lifespan of LCD screens is relatively short and requires periodic replacement. Compared with SLA and DLP technologies, LCD technology stands out for its lower cost, higher printing speed, and superior printing resolution. The LED parallel matrix light source, which serves as the illumination system in LCD technology, is currently predominantly developed domestically in China, enhancing the nation’s competitiveness in the LCD photocuring 3D printing sector. Market statistics show that LCD photocuring 3D printers manufactured in China hold a significant share of the global market, particularly in the consumer-grade LCD 3D printer segment, where Chinese brands have established a dominant position.
Initially, LCD photocuring 3D printing technology mainly served the consumer market, attracting widespread attention due to its low cost, high efficiency, and high precision. With continuous technological advancements and market expansion, LCD photocuring 3D printing technology has begun entering the industrial market, providing the manufacturing sector with more efficient and high-quality 3D printing solutions.
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.
B-251 is a difunctional Polyurethane Acrylate (PUA) with medium molecular weight. It offers excellent flexibility of the cured film, fast curing speed, and good wetting properties on black ink.
In summary, the anti-peeping principle of anti-spy films relies on the internal micro-louver structure to control light propagation. This ensures that screen content can only be clearly seen within a certain front-facing angle, while it becomes blurred or invisible from the side due to light obstruction, thus protecting the screen content from being peeped at by others.
A privacy screen protector is a specially designed protective film for mobile phone screens. Its primary function is to prevent others from peeking at your screen by limiting the viewing angles. When applied to the phone screen, only the person viewing it directly from the front can see the content clearly. From side angles or wider perspectives, the screen appears darkened or blurred, thereby achieving the effect of privacy protection.
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.
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