Results 1 to 10 of about 25,468 (243)

Visible light-controlled living cationic polymerization of methoxystyrene [PDF]

open access: yesNature Communications, 2022
Photo-controlled living polymerization has received great attention in recent years but the reports on photo-controlled living cationic polymerization are limited.
Lei Wang   +9 more
doaj   +2 more sources

Cationic Polymerization of Hexamethylcyclotrisiloxane in Excess Water [PDF]

open access: yesMolecules, 2021
Ring-opening ionic polymerization of cyclosiloxanes in dispersed media has long been discovered, and is nowadays both fundamentally studied and practically used.
Quentin Barnes   +2 more
doaj   +2 more sources

Living Cationic Polymerization of Silyl-Protected β-Methyl Vinyl Ethers (Propenyl Ethers): Synthesis of Hydroxy-Functional Polymers with High Tg and LCST-Type Thermoresponse [PDF]

open access: yesMolecules
Hydroxy-functional poly(propenyl ether)s are promising thermoresponsive materials; here we establish a controlled synthesis via living cationic polymerization of silyl-protected monomers.
Kohei Watanabe   +2 more
doaj   +2 more sources

Block Copolymer Synthesis by the Combination of Living Cationic Polymerization and Other Polymerization Methods [PDF]

open access: yesFrontiers in Chemistry, 2021
The foremost limitation of block copolymer synthesis is to polymerize two or more different types of monomers with different reactivity profiles using a single polymerization technique. Controlled living polymerization techniques play a vital role in the
Asmita Dey, Ujjal Haldar, Priyadarsi De
doaj   +2 more sources

Stereospecific cationic RAFT polymerization of bulky vinyl ethers and stereoblock poly(vinyl alcohol) via mechanistic transformation to radical RAFT polymerization of vinyl acetate

open access: yesGiant, 2021
The simultaneous control of molecular weight and tacticity in cationic polymerization remains challenging. Here, we propose a new approach for stereospecific living cationic polymerization by combining cationic reversible addition-fragmentation chain ...
Mineto Uchiyama   +2 more
doaj   +1 more source

Recent Developments on Cationic Polymerization of Vinyl Ethers [PDF]

open access: yesACS Polymers Au
Sourav Singha   +5 more
doaj   +2 more sources

Organocatalytic stereoselective cationic polymerization of alkenyl vinyl ethers and post-functionalization via click chemistry

open access: yesGiant, 2023
Vinyl polymer tacticity is critical for regulating the thermal and physical properties of materials. Stereoselective cationic polymerization of vinyl ethers has gained significant progress in recent years, while monomer scope beyond simple alkyl vinyl ...
Hui Zhu   +4 more
doaj   +1 more source

Study of radical polymerization of diallyl monomer based on allyl bromide and piperidine [PDF]

open access: yesE3S Web of Conferences, 2023
In this article, kinetic feature of N, N-diallylpiperidine bromide radical polymerization is investigated. Orders of reaction are determined by the monomer and by the initiator.
Safaev U.A.   +2 more
doaj   +1 more source

"Research progress in preparation of thermoplastic elastomers by living controlled polymerization"

open access: yesHecheng xiangjiao gongye, 2023
Starting with polymerization methods such as anionic polymerization, cationic polymerization, ring-opening polymerization, and controlled free radical polymerization, the research progress of different types of thermoplastic elastomer synthesis ...
ZHANG hao1, ZHANG Hua-qiang2, LIU Ruo-fan1, ZHAO Zhi-chao2, JIN Yu-shun1, LI Fu-chong2, WU Yi-bo1
doaj   +1 more source

Photoinitiated Cationic Ring-Opening Polymerization of Octamethylcyclotetrasiloxane

open access: yesMolecules, 2023
Photochemical techniques have recently been revitalized as they can readily be adapted to different polymerization modes to yield a wide range of complex macromolecular structures.
Zehra Gul Coban   +2 more
doaj   +1 more source

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