Market Context — Why This Technology, Why Now

The global push for sustainability and operational resilience is driving demand for advanced materials that enhance asset performance and reduce environmental footprint. Industries from manufacturing to renewable energy are seeking solutions to combat fouling, which leads to significant energy losses and increased chemical usage for cleaning. This technology offers a proactive solution, aligning with stringent environmental regulations and competitive pressures to achieve higher uptime and lower total cost of ownership.

Key Competitive Advantages
01

Enhances Efficiency with Superhydrophobic and Oleophobic Properties: The composite effect of curable silicone rubber, unique 4-axis needle-shaped filler, and silicone oil powerfully removes droplets, even those with lower surface tension than water. This significantly suppresses surface contamination and prevents functional degradation.

02

Extends Equipment Lifespan and Reduces Maintenance Frequency: This technology's composite prevents contaminant adhesion, potentially reducing cleaning frequency by up to 50%. This mitigates equipment degradation and substantially lowers lifecycle costs.

03

Secures Business Expansion with Robust IP Foundation: With only four prior art documents, this technology demonstrates clear technical superiority and is a robust patent, registered after rigorous examination. This allows licensees to confidently pursue business expansion and achieve early market share.

Market Opportunity
🏭 Manufacturing (Factory Equipment & Plants)
$2B (AI est.) domestically
Droplet adhesion causing malfunctions and efficiency loss in production lines is a critical issue. Implementing this technology could improve equipment uptime and reduce maintenance costs, directly boosting productivity.
Industrial equipment manufacturers Chemical processing plant operators Semiconductor fabrication facilities
☀️ Renewable Energy (Solar & Wind)
$6.5B (AI est.) globally
Rain and dirt accumulation on solar panels and wind turbines reduce power generation efficiency. The self-cleaning function of this technology could maximize power output and reduce cleaning costs, essential for improving energy efficiency.
Solar panel manufacturers Wind turbine component suppliers Renewable energy farm operators
🏗️ Construction & Infrastructure (Facades & Bridges)
$1B (AI est.) domestically
Droplet adhesion on building facades and bridges can degrade aesthetics and accelerate deterioration. Applying this technology could provide long-term anti-fouling effects and extend structural lifespan, contributing to reduced maintenance costs.
Architectural coating suppliers Infrastructure maintenance companies Construction material manufacturers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a composite material for droplet removal, its manufacturing method, and applications, specifically defining the composition of curable silicone rubber, a unique 4-axis needle-shaped filler, and silicone oil content ratio. The claims, refined through examiner review, establish a robust and difficult-to-circumvent scope, offering strong defensive capabilities and market advantage against competitors.

Competitive White Space

This patent primarily covers the composite material and its droplet removal properties. White space exists in developing specific application methods for extreme environments, integrating smart sensing capabilities for predictive maintenance, or combining with self-healing polymers for enhanced durability beyond current material properties.

Economic Impact
~$1.5M/year estimated equipment maintenance cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

Estimated annual savings: $350K (AI est.) in cleaning costs for large factories, reduced by 50% to $150K (AI est.). Plus, a 10% reduction in $1.5M (AI est.) replacement costs due to degradation, saving $150K (AI est.). Additionally, a 20% reduction in $700K (AI est.) lost profits from line stoppages, saving $150K (AI est.). Total estimated annual savings could reach ~$450K (AI est.). Further revenue increases are anticipated from enhanced power generation efficiency in renewable energy applications.

Speed to Market
4× faster than in-house development
This technology, developed by the National Institute for Materials Science (NIMS), has undergone substantial technical validation from fundamental research to material design and performance evaluation. Developing such a precise composite material composition and structural design from scratch in-house would require multiple years of R&D and significant investment. Licensing this patent allows companies to bypass this initial development phase, directly integrating an established technical foundation into their operations and significantly accelerating time to market.
Competitive Positioning

X: Durability and Sustainability
Y: Droplet Removal Efficiency

Business Models & Applications
💰 Licensing
A model granting manufacturing and sales rights to companies wishing to integrate this patented technology into their products or services. Expected revenue from royalties and upfront fees.
🤝 Joint Development
A model for jointly developing products or systems based on this technology for specific applications or markets. Shares development risks, aiming to accelerate time-to-market and optimize technology.
⚙️ Material Supply
A model for supplying the composite material manufactured using this patented technology to other finished product manufacturers. Enables broad application across various industries as a high-performance material.
Adjacent Application Opportunities
🚗 Automotive & Mobility
Next-Gen Sensor Protection Coating
Applying this technology to LiDAR, cameras, and other sensors on autonomous vehicles could prevent adhesion of rain, mud, snow, and condensation, maintaining high recognition accuracy in adverse weather. This could enable safer and more reliable autonomous driving systems, potentially reducing sensor cleaning needs by 70%.
🏥 Medical & Healthcare
Anti-Fouling for Medical Devices & Instruments
Applying this technology to surgical instruments, endoscopes, and diagnostic equipment could inhibit the adhesion of blood, bodily fluids, and medications. This could streamline cleaning and sterilization processes, maintain hygiene, and potentially reduce infection risks by 30% in medical settings.
💻 Electronics & Displays
Enhanced Visibility for Outdoor Displays
Applying this technology to outdoor signage and smartphone displays could prevent rain, fingerprints, and dirt adhesion, ensuring clear visibility. This could improve user experience and enhance product durability, potentially extending display lifespan by 25%.
Integration Roadmap — Estimated 24-Month Deployment
Phase 1: Technology Evaluation & Requirements Definition
Duration: 3 months
Evaluate the technology's performance and its applicability to the licensee's existing products and equipment. Define specific performance goals and scope of application.
Phase 2: Prototype Development & Validation Testing
Duration: 9 months
Develop prototypes incorporating this technology based on defined requirements. Conduct performance and durability tests under near-real-world conditions for optimization.
Phase 3: Mass Production & Product Rollout
Duration: 12 months
Based on validation results, establish mass production systems and quality control standards. Initiate full-scale market deployment of products or services.
Technical Feasibility
This technology's composite, comprising curable silicone rubber, a special filler, and silicone oil, is estimated to be easily applicable to existing coating technologies and composite material manufacturing processes. Its applicability through relatively versatile methods like surface coating and impregnation means it may not require large-scale capital investment, allowing for introduction to diverse substrates and structures. The material design, independent of specific equipment, reduces technical adoption barriers.
Success Scenario
Implementing this technology could reduce the risk of equipment failure due to droplet adhesion in factories by 20% annually. This could decrease unexpected line stoppages, potentially improving production uptime by an average of 5% and expanding annual production volume by up to 1.05 times. When applied to solar panels, it could maintain power generation efficiency by an average of 3% without post-rain cleaning, potentially increasing annual electricity sales revenue.
Patent Record
APPLICATION NO.
特願2021-097433
REGISTRATION NO.
7678562
FILING DATE
2021/06/10
GRANT DATE
2025/05/08
EXPIRATION DATE
2041/06/10
PATENT HOLDER
国立研究開発法人物質・材料研究機構
Examination History
2024年03月14日
出願審査請求書
2024年11月26日
拒絶理由通知書
2025年01月22日
手続補正書(自発・内容)
2025年01月22日
意見書
2025年04月22日
特許査定