Wouter De Graaf Email & Phone Number

Turnhout, Vlaanderen, België

Working on future optical components for AR/VR. Our department is developing technology to 3D-print optical lenses. My role is to develop UV-curable inks and product-related materials. Also to find, optimize or troubleshoot the correct process steps and settings to 3D-print this materials.

Turnhout, Vlaanderen, België

Working on the development of UV-curable inks and adhesives. These materials are used for inkjet 3D-printing of optical lenses with integrated smart eyewear (AR, VR, ..)Keywords: additive manufacturing, inkjet 3D-printing, formulating optical transparant acrylate inks and adhesives, surface adhesion, rheology, surface tension, thermoset polymerization kinetics, 3D optical profilometry (white light interferometry), impact resistance and optical properties (color, transmission, haze)… Show more Working on the development of UV-curable inks and adhesives. These materials are used for inkjet 3D-printing of optical lenses with integrated smart eyewear (AR, VR, ..)Keywords: additive manufacturing, inkjet 3D-printing, formulating optical transparant acrylate inks and adhesives, surface adhesion, rheology, surface tension, thermoset polymerization kinetics, 3D optical profilometry (white light interferometry), impact resistance and optical properties (color, transmission, haze), advanced data processing with PowerBI and Python Show less

Eindhoven, Noord-Brabant, Nederland

Working on the development and analysis of tailor-made properties of polymer materials and products.Development examples: - 3D-printable filaments - Yarns and backings for artificial grass - Leadax® as substitute for lead construction purposes - Fireproof roofing materials - Durable sleeves for optical fibers - Alternative material for LP-recordsKeywords: FDM 3D-printing, formulating thermoplastic materials, single and dual screw extrusion, injection… Show more Working on the development and analysis of tailor-made properties of polymer materials and products.Development examples: - 3D-printable filaments - Yarns and backings for artificial grass - Leadax® as substitute for lead construction purposes - Fireproof roofing materials - Durable sleeves for optical fibers - Alternative material for LP-recordsKeywords: FDM 3D-printing, formulating thermoplastic materials, single and dual screw extrusion, injection moulding, thermal property testing (DSC, TGA, DMA, MFI), tensile testing, UL94 flammability testing, water sorption testing and FTIR spectrometry. Show less

Soesterberg

Development of 3D-printable composite resins that are used in the dental market.Keywords: DLP 3D-printing, formulating biocompatible 3D-printable resins, high shear mixing, flexural testing, rheology and tribology, Shore D hardness, colorimetry and shelf life testing.

Soesterberg, Utrecht, Nederland

My graduation thesis was about determining the effect of fillers on mechanical and physical properties of 3D-printed composite materials that are used in the dental market.

Venlo

My internship was about maximizing the total conversion and polymerization rate of acrylate polymerisation in UV-curable inks.Keywords: formulating UV-curable inks, realtime FT-IR spectrometry (reactivity), NIR spectrometry (layer thickness) and coating.