

HIREC® / Super Hydrophobic Water Repellent Coating Series
Super Hydrophobic Coatings for Antenna, Radome and Dish Applications
HIREC® is a super hydrophobic water repellent coating material (similar to paint) developed by NTT to protect its critical telecommunications equipment from snow, ice, and rain interference. The coating creates a contact angle of 150 degrees between the surface and the water droplet, virtually eliminating the problems of rain fade and rain, snow, and ice attenuation. This technology has been developed into several products that can be used in a variety of ways, and we are working on creating more.
Please visit our Products page for more information.
New!
NTT-AT demonstrated HIREC® at Commmunic Asia 2022 held on 1-3 June 2022, Singapore.
NTT-AT will demonstrate HIREC® at 30th Convergence India 2023 held on 27-29 March 2023, New Delhi, India.
ACON OPTICS Communications Inc. will demonstrate HIREC® at China High-tech Expo on Meteorological Modernization 2023 held on 29-31 March, 2022, Shenzhen, China.
26 Oct 2022: Developed and launched water-based super hydrophobic material (HIREC® 300-W). Super hydrophobic performance equivalent to HIREC 100, non-Dangerous Goods for shipment and storage, friendly to human and the environment.
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Our Products
HIREC® 100 series, HIREC® 450 series and HIREC® 300-W are available. HIREC 100 series and HIREC 300-W are for outdoor applications and HIREC 450 series is for indoor or small area applications. HIREC 300-W is a water-based version of solvent-based HIREC 100, which has the same performance as HIREC 100.
HIREC® in Action / Super hydrophobic water repellent coating
HIREC® in Action / Super hydrophobic water repellent coating
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"Water flowing into a HIREC-coated sink model"(4.9MB)
"Dancing water drops on the HIREC coated tea strainer"(42.2MB)