Fluororesin coating for semiconductor devices (purity and metal contamination prevention)
Control metal ion contamination at the ppb level. Protect high-purity processes with fluororesin.
In semiconductor manufacturing, contamination by metal ions at the ppb level directly reduces yield. Fluororesin coatings cover metal surfaces with a stable chemically inert film, greatly suppressing the leaching of metal ions. This contributes to the stability of high-purity process quality and improved yield rates. Yoshida SKT is a specialist with over 2,000 achievements and hundreds of surface treatment technologies as one of the few authorized processors of Teflon(TM) coatings. Please let us know the chemicals you will use and the desired purity level. We will suggest the optimal grade. You can check detailed specifications, case studies, and selection guides in our materials. Please download the materials and make use of them.
basic information
【Main Features】 - Purity: Extremely low suppression of metal ion leaching, protecting high-purity processes. - Chemical Stability: No performance changes over long-term use, providing reliable protection. - Chemical Resistance: Grades available that are compatible with various chemical solutions and ultra-pure water environments. 【Compatible Substrates】 Metals (SUS, aluminum, etc.) *For details on grades and specifications, please refer to the documentation or contact us.
Price range
Delivery Time
Model number/Brand name
Teflon(TM) coating
Applications/Examples of results
◆Cleaning tank, chemical solution tank, and inner walls of piping Prevention of metal ion elution ◆Wafer carrier and cassette interior Ensuring purity ◆Ultra-pure water production and chemical supply system components High purity compatible coating
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To maximize the performance of manufacturing equipment and machine parts, Yoshida SKT derives the "optimal solution" tailored to our customers from hundreds of surface treatment technologies. - Decreased productivity due to adhesive troubles - Instability in product quality due to friction - Early deterioration of equipment due to corrosion We respond to these challenges in the manufacturing field with our extensive track record and reliable technical expertise. In 1963, we began fluoropolymer processing. In 1968, we signed a licensing agreement with DuPont (now Chemours), supporting manufacturing innovations for over 2,000 customers across various industries, from automotive to medical and aerospace. Furthermore, in 2024, we are focusing on the development of next-generation products, such as PFAS-free coatings, contributing to the advancement of sustainable manufacturing. With a three-base system in Nagoya, Tokyo, and Yamaguchi, we flexibly respond to both mass production and custom orders. Our consistent quality management system ensures that we deliver reliable quality. For solving challenges in the manufacturing field, trust the surface treatment experts at Yoshida SKT.





































