From temporary surface coverage to engineered molecular protection for demanding industrial environments.
Moisture-activated formation of reactive ionic species and chemisorption protection of metal.
Conventional VCI technology protects metal assets by releasing inhibitor molecules that deposit onto exposed surfaces. Today's harsher exposure conditions make this approach less reliable.
Today’s assets face harsher exposure profiles, including:
Traditional VCI systems rely mainly on weak, reversible physical interactions. Under severe conditions, physically adsorbed inhibitor molecules can desorb from the surface, leaving active metal sites exposed.
Under severe conditions, physically adsorbed inhibitor molecules can desorb from the surface, leaving active metal sites exposed. When this happens, oxygen, moisture, chlorides, sulfur-containing contaminants, and other corrosive species can accelerate corrosion and reduce asset reliability.
Weak Adsorption
Desorption
Exposed Metal Surface
Corrosion Accelerate
Vappro VBCI aims to engineer a stable molecular interface between the environments and the metal surface.
Vappro VBCI uses a proprietary inhibitor architecture designed to create a multi-mechanism protection platform. The molecules vaporize under ambient conditions, distribute throughout enclosed spaces, and reach areas that are difficult to protect with surface-only treatments.
01 - VAPOUR DISTRIBUTION
Vappro VBVCI molecules vaporize under ambient conditions, distribute throughout enclosed spaces.
02 - MOISTURE ACTIVATION
When moisture is present, Vappro VBCI activates through ionization, protonation, controlled hydrolytic dissociation, and molecular activation.
03 - REACTIVE IONIC FORMATION
This activation generates reactive ionic and neutral species that migrate toward active corrosion sites on the metal surface.
04 - CHEMISORPTION
Unlike conventional systems, Vappro VBCI combines rapid initial adsorption for immediate surface coverage with chemisorption-based molecular interaction for stronger, more persistent protection.
05 - PROTECTIVE BARRIER FORMATION
Activated species help form compact molecular films, adherent protective barriers, persistent passivation layers, and enhanced resistance against aggressive ions such as chlorides.
06 - CORROSION REACTION SUPPRESSION
The resulting barrier suppresses both anodic and cathodic corrosion reactions by reducing electron transfer and interrupting the electrochemical corrosion process.
Crevices
Cavities
Hidden surfaces
Complex geometries
| Traditional VCI | Vappro VBCI |
|---|---|
| Predominantly physisorption | Multi-mechanism adsorption platform |
| Weak, reversible interactions | Stronger chemisorption contribution |
| Vulnerable to humidity cycling | Moisture-activated protection |
| Temporary surface coverage | Stable molecular barrier formation |
| Susceptible to chloride displacement | Improved resistance to aggressive species |
In short: Vappro VBCI does not simply place molecules around the metal; it actively engineers the metal interface.
Greater reliability in harsh environments
Longer-lasting protection performance
Protection for inaccessible surfaces
Multi-metal compatibility
Reduced maintenance and preservation costs
Scientifically differentiated technology
Traditional VCIs protect through temporary molecular presence.
Vappro VBCI protects through engineered molecular interaction.
Through proprietary moisture-activated chemistry, Vappro VBCI forms stable, adherent, and persistent protection under demanding industrial conditions.