Results 61 to 70 of about 30,143 (300)

Photo‐Degradable Polyester Networks and Multi‐Photon Printed Objects Based on Cyclic Ketene Acetals

open access: yesAdvanced Functional Materials, EarlyView.
The current work introduces a photoreversible polyester network derived from radical ring‐opening polymerization of cyclic ketene acetals. It combines photoreversible cross‐linking with initiator‐free multi‐photon printing. Reversible network formation, tunable mechanical properties, and selective degradation highlight its potential as a versatile ...
Till Meissner   +5 more
wiley   +1 more source

Film Blowing of Biobased Biodegradable Polyesters: Poly (Pentylene Adipate‐co‐Terephthalate) and Poly (Dodecylene Furanoate)

open access: yesMacromolecular Materials and Engineering
Poly(pentylene adipate‐co‐terephthalate) (PPeAT), poly (dodecylene furanoate) (PDDF), polybutylene adipate terephthalate (PBAT), and linear low‐density polyethylene (LLDPE) films were prepared using film blowing.
Hesham Aboukeila   +7 more
doaj   +1 more source

Development and Evaluation of Matrices Composed of β-cyclodextrin and Biodegradable Polyesters in the Controlled Delivery of Pindolol

open access: yesPharmaceutics, 2020
Polymer-drug conjugates are currently being more widely investigated for the treatment of hypertension. In view of the above, in the first stage of our work, we used nontoxic β-cyclodextrin (β-CD) as effective, simple, inexpensive, and safe for the human
Agnieszka Lis-Cieplak   +6 more
doaj   +1 more source

Chemically Recyclable and Enzymatically Degradable Polyesters from α-Pinene-Derived Chiral Diols [PDF]

open access: yes
Accelerated production of recyclable and biodegradable biopolymers is crucial in combating the socio-economic and environmental issues of fossil-based plastics. While renewable diacids have been in the spotlight for the generation of bio-based polyesters
Ganapathy, Ranjani   +4 more
core   +2 more sources

Silicone Breast Implants as a Model System for Understanding Polymer Permeation in Soft Materials In Vivo

open access: yesAdvanced Healthcare Materials, EarlyView.
Silicone breast implants are presented as a model system for understanding polymer permeation in vivo. Rather than representing material failure, “gel bleed” emerges from solution–diffusion transport‐mediated. By integrating polymer architecture, physicochemical transport, and biointerfacial processes, this review provides a unified framework that ...
D. Bouyer   +12 more
wiley   +1 more source

Microbial polyhydroxyalkanoates and nonnatural polyesters

open access: yes, 2020
Microorganisms produce diverse polymers for various purposes such as storing genetic information, energy, and reducing power, and serving as structural materials and scaffolds.
Youngjoon Lee   +11 more
core   +1 more source

Hydrogel‐Based Airway‐on‐Tube With Perfusable Endothelial Lumen and Outward Epithelialization

open access: yesAdvanced Materials, EarlyView.
A hydrogel‐based airway‐on‐tube platform featuring a perfusable endothelial lumen and outward epithelialization is presented. The system supports primary human bronchial epithelial and lung microvascular endothelial coculture under air‐liquid interface conditions.
Ali Doryab   +8 more
wiley   +1 more source

Microbial Synthesis of Biodegradable Polyesters: Processes, Products, Applications

open access: yes, 2015
This chapter discusses the present literature on bacterial polyhydroxyalkanoate (PHA) synthesis, PHA granules, their biogenesis, and structure, and on protein engineering approaches of associated proteins aiming at the design of PHA granules as biobeads ...
Bernd H. A. Rehm   +2 more
core   +1 more source

Enhanced Mechanical Recycling of Polymer Mixtures by a Trifunctional Dynamic Crosslinker

open access: yesAdvanced Materials, EarlyView.
A self‐catalyzed, trifunctional dynamic crosslinker that incorporates three desired properties into one system and is compatible with reactive extrusion can compatibilize waste plastic mixtures containing high Tm polymers and impart the recycled mixtures with superior thermoset properties such as enhanced creep resistance and thermomechanical stability
Xavier Westworth   +4 more
wiley   +1 more source

Stereoselective photoredox ring-opening polymerization of O-carboxyanhydrides

open access: yesNature Communications, 2018
The stereoselective synthesis of polyesters has been achieved via various methods; however, all routes show limited side-chain group functionality. Here the authors synthesize stereoblock polyesters by photoredox ring-opening polymerization of racemic O ...
Quanyou Feng   +7 more
doaj   +1 more source

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