Universitat Politècnica de Catalunya (UPC Sarti)

Patented surfactant priming system for hydrophobic dental interfaces

Technology
In development
University

A novel priming system using biocompatible, food-grade amphiphilic surfactants to transform dental interfaces into highly hydrophobic surfaces, enhancing the durability of dental restorations by preventing micro-leakage and eliminating the need for hydrolytically unstable monomers.

Overview

The patented surfactant priming system offers an innovative approach to dental restorations by converting the hydrophilic dentin/enamel into a hydrophobic, water-repellent substrate. Utilizing biocompatible, food-grade amphiphilic surfactants, this priming system effectively anchors to dental hard tissues, altering surface energy and enabling the use of entirely hydrophobic restorative components. This technology creates a non-antimicrobial, permanent fluid barrier at the interface, preventing micro-leakage and prolonging the life of restorations without changing standard clinical procedures.

Technical specifications

Key features:

  • Utilizes biocompatible, food-grade amphiphilic surfactants like Pluronics
  • Converts hydrophilic surfaces into hydrophobic, enhancing compatibility with restorative resins
  • Eliminates the need for hydrolytically unstable hydrophilic monomers such as HEMA
  • Maintains standard clinical workflows while providing an innovative modification for dental care

Applications:

  • Suitable for integration with existing dental restorative systems
  • Provides a low-cost, scalable solution using industry-standard surfactants
  • Ensures long-term stability against moisture degradation
Technology readiness level

Currently at TRL 4, this technology is in the validation phase with established laboratory data. Further optimization and commercial transfer processes are planned over a 12-month period, involving integration and stress testing, followed by scaling and commercial evaluation. The technology is ready for further development through sponsored research or direct licensing partnerships.


About Universitat Politècnica de Catalunya (UPC Sarti)

UPC is a leading public university in Spain specializing in research and higher education in engineering, sciences, and technology, actively collaborating with industry and contributing to technological innovation.

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