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Toyo Gosei PAK Series Model Features, Applications, and Pricing Explained

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Toyo Gosei PAK Series Model Features, Applications, and Pricing Explained

Toyo Gosei's PAK series is a class of high-performance photocurable resins specifically designed for ultraviolet nanoimprint lithography (UV-NIL). This series plays a crucial role in cutting-edge micro-nano fabrication fields such as advanced semiconductors and optical devices due to its superior transfer accuracy and process adaptability.

Toyo Gosei's PAK series is a class of high-performance photocurable resins specifically designed for ultraviolet nanoimprint lithography (UV-NIL). This series plays a crucial role in cutting-edge micro-nano fabrication fields such as advanced semiconductors and optical devices due to its superior transfer accuracy and process adaptability.

🧬 Core Product Models and Features: The PAK series mainly includes general-purpose resins for basic research, specialized resins for optical applications, and specialized resins for manufacturing working dies.

ModelTypeMain FeaturesTypical Applications
PAK-01UV-curable resinJapan's first UV-NIL resin, capable of transferring linewidths as small as 20nm, offers high release properties to reduce mold damage, boasts wide applicability, and allows for flexible selection of substrate and mold materials, supporting large-area spin coating.Research and development, process verification, high-precision nanoimprinting
PAK-02UV-curable resinDeveloped for optical components and mass production testing, it is transparent after curing with a refractive index of 1.51, exhibits good adhesion to organic substrates, and can be demolded from metal molds.Manufacturing of optical devices such as optical lenses, AR/MR/XR waveguides, and optical thin films
PAK-TRADseriesResin for working moldsUsed for replicating expensive master molds, it offers excellent repeatability and durability, high release properties requiring no additional release agent, is solvent-free, requires only UV curing, and eliminates the need for thermal baking.Working molds for large-scale production of AR/MR/XR devices and optical components

📊 Key Performance Parameter Comparison The following is a comparison of the key performance parameters for each model:

参数PAK-01PAK-02PAK-TRAD03PAK-TRAD10
Curing MethodsUV CuringUV CuringUV CuringUV Curing
Polymer TypeFree radical type, acrylic compoundCationic, alicyclic epoxy compoundAcrylic polymer, free radical polymerizationAcrylic polymer, free radical polymerization
Appearance (Liquid)Transparent viscous liquidTransparent, viscous liquidTransparentTransparent
Viscosity (25°C)50 - 65 cStApproximately 9 mPa·s32 cSt52 cSt
Refractive Index (After Curing)-1.51 (D line, 589 nm)--
Pencil Hardness (After Curing)--FB
Young's Modulus (After Curing)--3 GPa2 GPa
Recommended Exposure≥ 10 mJ/cm²-> 20 J/cm²> 1.5 J/cm²

✨ Core Advantages and Applications High-Precision Transfer: The core advantage of the PAK series lies in its astonishing transfer precision. PAK-01, in particular, has achieved pattern transfer with a minimum linewidth of 20 nanometers, making it ideal for researching ultra-high precision nanostructures. Process-Friendly: The PAK series offers excellent process adaptability. For example, PAK-01 supports spin coating, suitable for large-area substrates; while the PAK-TRAD series is a solvent-free formulation requiring only UV curing, eliminating the need for additional baking steps and simplifying the process. Wide Range of Research and Applications: PAK-01, as a mature research resin, has been adopted by numerous renowned research institutions such as Waseda University and the National Institute of Advanced Industrial Science and Technology (AIST). PAK-02 is more geared towards industrial applications, suitable for mass production testing using roll-to-roll imprinting equipment. The PAK-TRAD series directly serves the commercial manufacturing of AR/MR/XR devices, optical components, and other products.

💰 Pricing Information Regarding pricing, Toyosei Corporation has not disclosed standard pricing for the PAK series products. This is a highly customized product, and its price will be determined by a combination of factors, including model, purchase quantity, packaging specifications, and specific performance requirements. Therefore, the most accurate approach is to contact Toyo Gosei Corporation directly for a quote or its officially authorized distributors. You can also check their official website for the "Product Information" or "Technical Information" sections for the latest product updates.

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