4D printing of semi|crystalline crosslinked polymer networks with ...

(AB)n Segmented Copolyetherimides for 4D Printing

To provide materials for extrusion-based 3D printing with the additional feature of a shape memory effect, the polymer requires two separated ...

Polymer Composites in 3D/4D Printing: Materials, Advances, and ...

Utilizing direct ink writing (DIW) printing with UV curing facilitates the production of these shape-changing structures. While the transformation mechanisms ...

Supplementary_4D_mmc4.docx

... 4D printing; Extrusion-based printing; Semi-crystalline crosslinked polymer networks. Content: S1 - Optimization of the crosslinking time p. 2. S2 – Set-up ...

4D Printing via an Unconventional Fused Deposition Modeling ...

The cross-layer reaction fuses individual layers into an integrity, thus eliminating layer delamination induced by FDM, offering isotropic ...

Solvent-triggered shape change in gradient-based 4D printed ...

We propose an approach to 4D print solvent-triggered, gradient-based bilayers made of semi-crystalline crosslinked polymer networks. Out-of-plane bending is ...

Recent advances in 4D printing of hydrogels - De Gruyter

These printing strategies allow the heterogeneous 4D-printed hydrogels with diverse and complex properties. Additionally, the control over the external stimuli ...

Direct-Ink-Writing Printing of Shape Memory Cross-Linked Networks ...

ABSTRACT: The rapid development of 3D printing, also known as additive manufacturing, has opened up new opportunities for applying shape memory polymers ...

3D and 4D printable dual cross-linked polymers with high strength ...

A major challenge in the preparation of humidity responsive polymers is to instill the materials with high mechanical properties and 3D printing ...

4D printed shape memory bismaleimide resin with high storage ...

assisted DIW printing. 4D printed semi-interpenetrating network polymer materials were obtained through a two-stage UV-thermal curing ...

4D Printing of Shape-Memory Semi-Interpenetrating Polymer ...

Most of the presently known thermosensitive shape-memory polymers suitable for 4D printing have insufficient mechanical strength and thermal stability that ...

Journal articles - Giulia Scalet - Google Sites

Pandini, M. Messori, M. Toselli, G. Scalet, 4D printing of semi-crystalline crosslinked polymer networks with two-way shape-memory effect. Materials ...

4D printing of polylactic acid (PLA)/thermoplastic polyurethane (TPU ...

Two frequently used SMPs are polylactic acid (PLA) and thermoplastic polyurethane (TPU), owing to their excellent shape memory properties, biodegradability, and ...

Self-Healing Four-Dimensional Printing with an Ultraviolet Curable ...

Among all the 4D printing materials, shape memory polymers (SMPs) possess higher stiffness and faster response rate and therefore are considered ...

Tailoring the stress-free two-way shape memory effect in sol-gel ...

... 4D printing of semi-crystalline crosslinked polymer networks with two-way shape memory effect. Bonetti L., Natali D., Pandini S., Messori M., Toselli M ...

4D printing of liquid crystal elastomer composites with continuous ...

This study introduces a 4D printing method for liquid crystal elastomer (LCE) composites with continuous fibers and unveils their multifunctional actuation and ...

Reconfigurable 4D printing via mechanically robust covalent ...

However, the majority of the SMPs used for 4D printing are thermosets where the polymer chains are covalently cross- linked in a network form.

4D printing: interdisciplinary integration of smart materials, structural ...

Typically,. LCEs are composed of slightly crosslinked liquid crystalline polymeric networks that contain mesogens capable of exhib- iting liquid crystalline ...

Mechanically sustainable and primary recycled thermo-responsive ...

Composite materials made of polymers such as ABS and PLA have attracted significant interest in the 4D printing industry. These composites are ...

Shape Memory Polymer Composites: 4D Printing, Smart Structures ...

The reversible unit is used to control the macroscopic shape of the polymer, whereas the cross-linked network provides the driving force for shape recovery as ...

(AB)n Segmented Copolyetherimides for 4D Printing - EPub Bayreuth

To provide materials for extrusion-based 3D printing with the additional feature of a shape memory effect, the polymer requires two separated ...