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PROMOSOLV NEO B2: Replaces 3M Novec™ 72DE, a top-of-the-line solution for dissolving high-viscosity oils, waxes, and complex contaminants.With the strongest KB value dissolving power, it is designed to solve the most stubborn contamination challenges in heavy machinery manufacturing, aerospace and medical devices.

For the most stubborn greases and contaminants in precision industrial applications, you no longer need to choose between “cleaning performance” and “environmental regulations.” With solvents like 3M™ Novec™ 72DE nearing discontinuation, PROMOSOLV™ NEO B2 , Inventec’s top-performing solution, is designed to replace solvents with high global warming potential (GWP), providing unprecedented dissolving power for your precision cleaning processes. Belonging to the Greenway
sustainability series, B2 is completely PFAS-free and demonstrates superior performance compared to traditional solvents in handling heavy industrial oils, waxes, and complex contaminants.

Core Product Advantages

PROMOSOLV™ NEO B2 is designed to tackle the most stubborn contaminants, and its chemical structure provides superior detergency.

  • Ultimate cleaning power: With the highest dissolving power in the NEO series, it can easily remove heavy cutting oil, high-temperature grease, asphalt, wax and stubborn polymer residues.
  • Microstructure penetration: Combining extremely low surface tension and high density, it can penetrate deep into the finest threads and gaps in semiconductor devices to completely remove hidden contaminants.
  • All-dry process: Strong consistency in evaporation ensures that the surface of the cleaned parts is atomically clean, without any residue or spots.

Safety & Environmental Commitment

Despite its powerful performance, the NEO B2 remains committed to Inventec’s promise to protect the planet and the health of its workers.

  • Ultra-low GWP (Global Warming Potential): The value is extremely low, far superior to traditional fluorinated solvents or harmful solvents such as TCE/nPB, and complies with Taiwan’s carbon reduction roadmap specifications.
  • Non-flammable safety rating: According to standard testing, it has no flash point, which reduces the fire safety pressure and insurance costs in the factory.
  • Zero Ozone Depletion (ODP): Protects the atmospheric environment and ensures that customers’ processes comply with international green supply chain audit requirements.
  • Safer operating environment: Free from carcinogenic and mutagenic substances, significantly superior to traditional strong industrial cleaning agents.

Exceptional Performance

B2 demonstrates extreme efficiency in addressing the high-frequency cleaning needs of Taiwan’s semiconductor industry, both in the front-end (vacuum chamber) and back-end (mold maintenance) processes.

  • Excellent chemical stability: Even after handling highly acidic or alkaline contaminants, the solvent remains chemically neutral in the vapor phase circulation and does not corrode cleaning equipment.
  • Ideal azeotropic properties: The constant boiling point ensures that the composition of the vapor layer remains consistent in large-scale vapor phase cleaning equipment, guaranteeing the cleaning stability of large-scale production.
  • Special coating carrier: Its excellent solubility makes it an ideal carrier for fluorinated surface treatment agents or moisture-proof coatings , ensuring coating uniformity.

Cost optimization

With its “one-step” cleaning capabilities, the NEO B2 helps businesses reduce downtime for maintenance.

  • Maximizing cleaning efficiency: Powerful dissolving power means shorter cleaning cycle time, significantly increasing production line output.
  • Extremely high recovery rate, reducing consumable expenses: Excellent physical stability ensures minimal solvent loss in the recovery system, significantly outperforming the consumption of traditional solvents.
  • Eliminates the burden of post-treatment and wastewater: No need for pure water rinsing and wastewater treatment equipment, saving huge amounts of water, electricity and chemical treatment fees.

Application area 

  • Semiconductor mold and fixture maintenance: Remove mold release agents and resin residues accumulated during the molding process.
  • Vacuum system maintenance: Heavy-duty degreasing treatment for precision parts of PVD and CVD equipment.
  • Advanced aerospace and energy: Cleaning heavy oil stains from large turbine parts and high-voltage switchgear.
  • Fluorine coating applications: precision dilution and coating as electronic-grade lubricant or surface protective film.

Health, safety and environment

PROMOSOLV NEO A2 is a GREENWAY product.
THERMASOLV CF2 Greenway 29%

Main factors to reduce:

Human safety and health

  • Safety guarantee with no flash point: Possessing non-flammable properties and having no flash point, it ensures 100% operational safety even under high-intensity working conditions or equipment operation. This not only simplifies warehousing standards but also significantly reduces the risk of fire accidents in factories, providing absolute stability for business operations.
  • Low-toxicity, non-corrosive, and user-friendly design: Designed with operator health in mind, it has extremely low toxicity and contains no harmful chemicals; at the same time, it exhibits excellent compatibility with various precision substrates, effectively removing contaminants without causing corrosion damage to parts, ensuring consistent product quality.

Environmental protection and resource conservation

  • Ultra-low Global Warming Potential (GWP): An industry-leading environmental standard with an extremely low GWP (GWP < 10), helping companies easily meet increasingly stringent international carbon emission regulations and implement green transformation.
  • Optimized boiling point configuration: By forming a stable azeotrope with high-boiling-point solvents, the overall operating temperature is effectively reduced.
  • Significantly reduced energy consumption: Lower operating temperatures mean less electricity consumption and preheating time, while also reducing solvent loss due to high-temperature evaporation, helping companies achieve a win-win situation in terms of energy and raw material costs.
  • Extremely simplified resource allocation: This product requires no subsequent water washing process, completely eliminating the burden of wastewater treatment. Through an efficient recycling mechanism, it reduces the waste of chemicals and energy at the source, creating a lean, efficient, and low-burden cleaning solution.

Process Example

Optimal processes depend on a variety of factors, such as operating conditions, equipment, required cleaning time, and the nature of the contaminants. Our team is ready to advise you.

Establish process

PROMOSOLV NEO B2

Conc: 100%
Temp: 43/109
US: optional
Time: 2-5 min
CLEANING
PROMOSOLV NEO B2

Conc: 100%
Temp: 38/100
US: optional
Time: 2-5 min
RINSING
DRYING ZONE

Conc: 100% NEO A2vapor
Temp: 43/109

Time: 5-60 sec
DRYING
Do not remove parts from the drying area too quickly to avoid solvent loss.
Compatibility reports with different materials are available upon request.