Results 31 to 40 of about 52,519 (200)

Ring-opening copolymerization (ROCOP): synthesis and properties of polyesters and polycarbonates [PDF]

open access: yes, 2015
Controlled routes to prepare polyesters and polycarbonates are of interest due to the widespread application of these materials and the opportunities provided to prepare new copolymers. Furthermore, ring-opening copolymerization may enable new poly(ester–
Brooks, R   +5 more
core   +1 more source

Controlling the isothermal crystallization of isodimorphic PBS-ran-PCL random copolymers by varying composition and supercooling [PDF]

open access: yes, 2020
In this work, we study for the first time, the isothermal crystallization behavior of isodimorphic random poly(butylene succinate)-ran-poly(e-caprolactone) copolyesters, PBS-ran-PCL, previously synthesized by us.
Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon   +5 more
core   +2 more sources

Terephthalic Acid Copolyesters Containing Tetramethylcyclobutanediol for High‐Performance Plastics

open access: yesChemistryOpen, 2021
There is a need for high‐performance applications for terephthalic acid (TPA) polyesters with high heat resistance, impact toughness, and optical clarity.
Dr. Samarthya Bhagia   +3 more
doaj   +1 more source

Segmented block copolymers based on dimerized fatty acids and poly(butylene terephthalate) [PDF]

open access: yes, 1993
Segmented block copolymers based on dimerized fatty acids and poly(butylene terephthalate) (PBT) have been synthesized in the melt. Branched C36, C44 and C70 dimerized fatty acids with a low degree of unsaturation were used.
Gaymans, R.J., Manuel, H.J.
core   +2 more sources

Unveiling the Enzymatic Degradation Process of Biobased Thiophene Polyesters

open access: yesFrontiers in Chemistry, 2021
In the past 20 years, scientific research focused on the identification of valid alternatives to materials of fossil origin, in particular, related to biobased polymers. Recently, the efforts led to the synthesis of thiophene-based polymers (TBPs), a new
Federico A. Bertolini   +10 more
doaj   +1 more source

Poly(ethylene glycol)-b-poly(1,3-trimethylene carbonate) Amphiphilic Copolymers for Long-Acting Injectables: Synthesis, Non-Acylating Performance and In Vivo Degradation

open access: yesMolecules, 2021
This article presents the evaluation of diblock and triblock poly(ethylene glycol)-b-poly(1,3-trimethylene carbonate) amphiphilic copolymers (PEG-PTMCs) as excipients for the formulation of long-acting injectables (LAIs).
Silvio Curia   +4 more
doaj   +1 more source

Strategies for Enhancing Polyester-Based Materials for Bone Fixation Applications

open access: yesMolecules, 2021
Polyester-based materials are established options, regarding the manufacturing of bone fixation devices and devices in routine clinical use. This paper reviews the approaches researchers have taken to develop these materials to improve their mechanical ...
Raasti Naseem   +5 more
doaj   +1 more source

Machine Learning for the Optimization of the Bioplastics Design

open access: yesMacromol
Biodegradable polyesters have gained attention due to their sustainability benefits, considering the escalating environmental challenges posed by synthetic polymers.
Neelesh Ashok   +3 more
doaj   +1 more source

Recent progress of heterocycle ring‐opening (co)polymerization for the synthesis of sequence‐controlled block polyesters and polycarbonates

open access: yesSmart Molecules
Aliphatic polyesters and polycarbonates are among the promising sustainable polymers, which exhibit unique degradability and chain‐chain interactions owing to their heterofunctionality.
Hongyu Zhao   +3 more
doaj   +1 more source

Poly (glycerol adipate) (PGA), an enzymatically synthesized functionalizable polyester and versatile drug delivery carrier : A literature update [PDF]

open access: yes, 2019
The enzymatically synthesized poly (glycerol adipate) (PGA) has demonstrated all the desirable key properties required from a performing biomaterial to be considered a versatile "polymeric-tool" in the broad field of drug delivery.
Garnett, Martin C.   +3 more
core   +3 more sources

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