Advanced Fibers  
Polymers & Processing
Additive & Chemistry
Plasma & Coating
Surfaces & Interfaces
Solution Services

Polymers & Processing

In our Polymers & Processing group we develop synthetic fibers with distinct functionalities in new combinations. Therefore, we use special polymers and complex spinneret cross-sections for mono-, bi- and tricomponent fibers.

  • The functionalities we look into primarily are: biocompatibility, odor inhibition, drug release, conductivity and flame retardancy.

 

  • Our pilot melt spinning plant enables us to produce fibers that consist of two and more different polymers, where fiber cross-section and profile are variable. We process polymers and additives (including nanoparticles) produced in-house and externally, from compounding to melt-spinning and drawing, to the point of prototype fibers.

 

  • With the help of electrospinning technology we produce non-wovens made of directional nanofibers to be used for sensor and tissue engineering applications.

 

  • Our proprietary developments like a continuous fiber dip-coating apparatus and a thermo-mechanical 360° embossing device enable us to provide fibers with specific properties.

 

  • In analytics, we apply tools like scanning electron microscope (SEM), atomic force microscope (AFM), X-ray photoelectron spectroscope (XPS) and wide angle X-ray diffraction (WAXD).

 

Contact

Dr. Rudolf Hufenus, Group manager
+41 71 274 73 41
rudolf.hufenus@empa.ch


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