Search Results - daniel+walczyk

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An Automated Peeling Decorticator for Producing Undamaged Natural Fiber from Bast Fiber Plants
RPI ID: 2023-003-301, 2023-003-401 Innovation Summary: This technology provides a mechanical system for extracting high-quality natural fibers from bast fiber plants using a specialized peeling decorticator. The system is designed to minimize damage to the fibers during separation, preserving their structural integrity for downstream applications....
Published: 3/10/2026   |   Inventor(s): Timothy Schwed, Jacqueline Anne, Daniel Walczyk
Keywords(s): Bast Fiber, Biocomposites, Decortication, Natural Fiber
Category(s): Media, Arts, Science and Technology
Rapid Pultrusion and Forming of Thermoplastic Composite Rebar for Reinforcement of Cementitious Materials
RPI ID: 2022-004-401 Innovation Summary: Thermoplastic composite rebar is formed by embedding continuous fibers into a polymer matrix using controlled extrusion and curing. The resulting structure offers high strength-to-weight ratio and corrosion resistance. It is designed to replace steel rebar in concrete applications, especially in marine and corrosive...
Published: 3/10/2026   |   Inventor(s): Daniel Walczyk, Daniel Cohen, Alexandros Tsamis
Keywords(s): Natural Fiber / Plastic Reinforcement, On Site Pultrusion Machine, Thermoplastic Rebar
Category(s): Nanotechnology and Advanced Materials
Natural Fiber Composite Building Retrofit SIPS. (Structural Insulated Panels)
RPI ID: 2023-081-301 Innovation Summary: This technology introduces structural insulated panels (SIPs) made from natural fiber composites for use in building retrofits. The panels are designed to provide thermal insulation and structural support while utilizing sustainable, bio-based materials. The manufacturing method enables scalable production of...
Published: 3/10/2026   |   Inventor(s): Daniel Walczyk, Alexandros Tsamis
Keywords(s): natural fiber composites, Retrofit building Skin, Structural Insulated Panels
Category(s): Energy, Environment and Smart Systems
Apparatus and manufacturing method for in-situ impregnation of continuous fiber tows with thermoplastic resin for use in additive manufacturing.
RPI ID: 2018-034-401 Innovation Summary: This system spreads continuous fiber tows over convex pins, then impregnates the widened tow in‑situ using a heated die with opposing resin supply conduits. After wet‑out, a converging die meters excess resin and shapes the prepreg, followed by cooling and take‑up. An angled drive roller provides...
Published: 3/10/2026   |   Inventor(s): James Garofalo, Daniel Walczyk
Keywords(s): 3D Printing, Additive Manufacturing, Advanced Thermoplastic Composites
Category(s): Biotechnology and the Life Sciences