Degradable and recyclable polymers by reversible deactivation radical polymerization

MR Martinez, K Matyjaszewski - CCS Chemistry, 2022 - chinesechemsoc.org
Reversible deactivation radical polymerization (RDRP) provides unprecedented control over
polymer composition, size, functionality, and topology. Various materials, such as linear …

Clickable polysaccharides for biomedical applications: a comprehensive review

MK Yazdi, SM Sajadi, F Seidi, N Rabiee… - Progress in polymer …, 2022 - Elsevier
Recent advances in materials science and engineering highlight the importance of
designing sophisticated biomaterials with well-defined architectures and tunable properties …

Cleavable comonomers for chemically recyclable polystyrene: A general approach to vinyl polymer circularity

GR Kiel, DJ Lundberg, E Prince… - Journal of the …, 2022 - ACS Publications
Many common polymers, especially vinyl polymers, are inherently difficult to chemically
recycle and are environmentally persistent. The introduction of low levels of cleavable …

Carbon-to-nitrogen single-atom transmutation of azaarenes

J Woo, C Stein, AH Christian, MD Levin - Nature, 2023 - nature.com
When searching for the ideal molecule to fill a particular functional role (for example, a
medicine), the difference between success and failure can often come down to a single …

Dynamic Sustainable Polyimide Film Combining Hardness with Softness via a “Mimosa‐Like” Bionic Strategy

B Wan, X Yang, X Dong, MS Zheng, Q Zhao… - Advanced …, 2023 - Wiley Online Library
Dielectric polyimides (PIs) are ubiquitous as insulation in electrical power systems and
electronic devices. Generally, dynamic polyimide is required to solve irreversible failure …

A Photoinduced Dual‐Wavelength Approach for 3D Printing and Self‐Healing of Thermosetting Materials

Z Zhang, N Corrigan, C Boyer - Angewandte Chemie, 2022 - Wiley Online Library
Vat photopolymerization‐based 3D printing techniques have been widely used to produce
high‐resolution 3D thermosetting materials. However, the lack of repairability of these …

Remolding and deconstruction of industrial thermosets via carboxylic acid-catalyzed bifunctional silyl ether exchange

KEL Husted, CM Brown, P Shieh… - Journal of the …, 2023 - ACS Publications
Convenient strategies for the deconstruction and reprocessing of thermosets could improve
the circularity of these materials, but most approaches developed to date do not involve …

Practical and General Alcohol Deoxygenation Protocol

OP Williams, AF Chmiel, M Mikhael… - Angewandte …, 2023 - Wiley Online Library
Herein, we describe a practical protocol for the removal of alcohol functional groups through
reductive cleavage of their benzoate ester analogs. This transformation requires a strong …

Backbone-photodegradable polymers by incorporating acylsilane monomers via ring-opening metathesis polymerization

B Huang, M Wei, E Vargo, Y Qian, T Xu… - Journal of the …, 2021 - ACS Publications
Materials capable of degradation upon exposure to light hold promise in a diverse range of
applications including biomedical devices and smart coatings. Despite the rapid access to …

Photocatalyzed Hydrogen Atom Transfer Degradation of Vinyl Polymers: Cleavage of a Backbone C− C Bond Triggered by Radical Activation of a C− H Bond in a …

T Kimura, M Ouchi - Angewandte Chemie International Edition, 2023 - Wiley Online Library
In this work, we achieved a triggering degradation of polymers composed of carbon‐carbon
(C− C) bonded backbone without relying on introduction of labile heteroatom‐based bond …