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lens water repellent coating
Hard Coating
Technical Data Sheet
Optical Hard Coating Solution
HCG (Hello Coatings & inks Guru) Optical Hard Coating Solution is formulated for optical surfaces, such as the faces of a lens. The coating does not interfere with how the lenses function and does not affect vision, but creates a permanent bond with the lens that reduces the appearance of hairline scratches which is common to lenses.
Category: Protective Coating Series
Place of Origin: Quanzhou, Fujian, Mainland China
Brand Name: Hello, Coatings & inks Guru--HCG
Chemical Nature: thermosetting silicone resin system
Physical Appearance: clear milky liquid
Working Condition
Temperature: 18°C-22°C
RH: 40%-60%
Cleanliness: class 1000-10000
Thinner: isopropanol (adjust the solid content to 26%-28% when in use)
Workpiece Preparation before Coating: 5 minutes ultrasonic cleaning using neutral detergent with 60°C warm water for removal of oil contaminants; further cleaning in deionized water (conductivity below 20μs) for 2 minutes then cleaning in Isopropanol for another 2 minutes. Wait till naturally dry before coating.
Pre-coating Stage: this product has to be filtered via PP filter (1μm) before use. For additional input of this product in production, it has to be fully circulated and filtered for 6 hours prior to further production. Otherwise, it may cause fisheye lenses.
Coating Process (generally applied via dip coating): immerse the workpiece in the coating solution for around 10 seconds and uplift at a speed of 20-30cm/min, then preheat for 10 minutes at 60-70°C, and finally put in an oven of constant temperature (120°C) for 120 minutes for full cure.
Specific Application Area: optical lenses, PC glasses, PC lenses, acrylic sun lens, PMMA lenses, PA lenses, CR-39 sun lens, displays, gauges and other instruments, mirrors, signs, eye safety/protective goggles, helmet visor, automotive window glass,automobile head light etc.
Packing and Storage: PTFE, PE, PP, stainless steel container are usual packaging choices. To avoid adverse chemical reaction, don’t not use PVC, silicone or carbon steel packaging. The product has a shelf life of no less than 3 months if stored in its original packing in a fresh and cool environment at a temperature below 25°C. Out of naked fire!
Attention: this product should not be used with product of other brands. Proper cleaning of filter screen, container and pipe is a must before coating process. For more technical consultation and support, please contact us.
Jack PanMP: 0086-15960430616/0086-15159700012ASIA WAVE INDUSTRY CO., LTD.TRIO CHEMICAL ENGINEERING INC. Factory Address: Getou Industrial Park, Matou Township, Nan'an, Quanzhou, Fujian, China . Postcode: 362312Tel: 0086-595-86460868/86460878 Fax: 0086-595-86460898 Website: www.china-ink.com.cn
www.screen-printing-ink.com http://printingink.en.alibaba.com/
lens water repellent coating