Reversed controlled polymerization (RCP): depolymerization from well-defined polymers to monomers

GR Jones, HS Wang, K Parkatzidis… - Journal of the …, 2023 - ACS Publications
Controlled polymerization methods are well-established synthetic protocols for the design
and preparation of polymeric materials with a high degree of precision over molar mass and …

Ultrasonics in polymer science: applications and challenges

ARSS Kumar, A Padmakumar, U Kalita… - Progress in Materials …, 2023 - Elsevier
Ultrasonic waves in a liquid media generate both chemical and mechanistic effects that are
actively used to perform chemical reactions, polymer synthesis, nanoparticle synthesis …

Photocatalytic ATRP depolymerization: temporal control at low ppm of catalyst concentration

K Parkatzidis, NP Truong… - Journal of the …, 2023 - ACS Publications
A photocatalytic ATRP depolymerization is introduced that significantly suppresses the
reaction temperature from 170 to 100° C while enabling temporal regulation. In the presence …

Double alkyl–alkyl bond construction across alkenes enabled by nickel electron-shuttle catalysis

C Rao, T Zhang, H Liu, H Huang - Nature Catalysis, 2023 - nature.com
Selective construction of two distinct alkyl–alkyl bonds across the C= C bond of simple
unactivated olefins is a persistent challenge in organic synthesis. Transition metal-catalysed …

Fast bulk depolymerization of polymethacrylates by ATRP

F De Luca Bossa, G Yilmaz, K Matyjaszewski - ACS Macro Letters, 2023 - ACS Publications
Fast bulk depolymerization of poly (n-butyl methacrylate) and poly (methyl methacrylate),
prepared by atom transfer radical polymerization (ATRP), is reported in the temperature …

Red-light-driven atom transfer radical polymerization for high-throughput polymer synthesis in open air

X Hu, G Szczepaniak… - Journal of the …, 2023 - ACS Publications
Photoinduced reversible-deactivation radical polymerization (photo-RDRP) techniques offer
exceptional control over polymerization, providing access to well-defined polymers and …

Open-air green-light-driven ATRP enabled by dual photoredox/copper catalysis

G Szczepaniak, J Jeong, K Kapil, S Dadashi-Silab… - Chemical …, 2022 - pubs.rsc.org
Photoinduced atom transfer radical polymerization (photo-ATRP) has risen to the forefront of
modern polymer chemistry as a powerful tool giving access to well-defined materials with …

Light-accelerated depolymerization catalyzed by Eosin Y

V Bellotti, K Parkatzidis, HS Wang… - Polymer …, 2023 - pubs.rsc.org
Retrieving the starting monomers from polymers synthesized by reversible deactivation
radical polymerization has recently emerged as an efficient way to increase the recyclability …

Solvent‐Free Chemical Recycling of Polymethacrylates made by ATRP and RAFT polymerization: High‐Yielding Depolymerization at Low Temperatures

R Whitfield, GR Jones, NP Truong… - Angewandte …, 2023 - Wiley Online Library
Although controlled radical polymerization is an excellent tool to make precision polymeric
materials, reversal of the process to retrieve the starting monomer is far less explored …

Depolymerization of polymethacrylates by iron ATRP

MR Martinez, D Schild, F De Luca Bossa… - …, 2022 - ACS Publications
Recycling of polymers has become increasingly relevant with the focus on a circular
economy. Controlled radical polymerizations create an avenue for polymerization and …