VIRIDYN RF

Rain-fade protection for the field — hard, hydrophobic, and RF-transparent.

VIRIDYN RF

Rain-fade protection for the field — hard, hydrophobic, and RF-transparent.

The Problem

SATCOM and COTM hardware deployed in rain and salt-fog must shed water instantly. The coating must survive field handling and stay fully RF-transparent.

What It Does

Forms a hard 7H–9H hydrophobic shell over flat antenna surfaces. Water beads and rolls off — no signal-attenuating film, no insertion loss, PFAS-free.

Use Cases

  • Military flat-panel SATCOM terminals (Starlink, Kymeta U8, Hughes)
  • Comms-on-the-move (COTM) and SATCOM-on-the-move (SOTM) hardware
  • Backpack-deployed and vehicle-mounted military communications
  • Enterprise SATCOM systems in high-rainfall or coastal regions

Compliance Notes

PFAS-free. Non-toxic when dry. Available in flammable and non-flammable solvent options. Companion restoration product: VIRIDYN RF-1.

Key Features

  • Hard (7H–9H) — resists physical damage in field-deployed conditions
  • RF-transparent — does not interfere with signal transmission or introduce insertion loss
  • Hydrophobic (>100° water contact angle) — prevents water film formation and rain-fade
  • Low-grade oleophobic — oil contact angle above 20°; resists contamination from handling
  • Temperature stable to >500°C — suitable for antenna surfaces exposed to solar heat loading
  • PFAS-free — environmentally compliant; suitable for defence export applications

✦ Authorised ViriDyn Partner

✦ Locally Stocked in India

✦ Application Engineering Support

✦ 10 Years of Domain Expertise

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Surface Protection
That Holds Up
Where It Matters.

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AEROSPACE & DEFENCE TELECOM & SATCOM ELECTRONICS & PCB
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