Results 11 to 20 of about 14,492 (257)

Obtaining phthalate substituted post-consumer polyethylene terephthalate and its isothermal crystallization

Тонкие химические технологии, 2022
Objects. Due to the polymer waste accumulation, the search for new directions for their utilization is urgent. Chemical recycling methods are of considerable interest, which allow one to obtain the original monomers or change the compositions of the ...
K. A. Kirshanov, A. Yu. Gervald, R. V. Toms, A. N. Lobanov   +3 more
doaj   +1 more source

Effect of Reprocessing on the Crystallization of Different Polyesters

Acta Technica Jaurinensis, 2023
The changes in crystallization characteristics of four polyesters were investigated during multiple processing. Two of these were petroleum-based materials: poly (ethylene terephthalate) (PET) and poly (butylene terephthalate) (PBT), and two were bio ...
Zoubeida Taha Taha, Andrea Ádámné Major, Ferenc Ronkay   +2 more
doaj   +1 more source

Application of reactive siloxane prepolymers for the synthesis of thermoplastic poly(ester-siloxane)s and poly(ester-ether-siloxane)s [PDF]

Journal of the Serbian Chemical Society, 2007
Thermoplastic poly(ester-siloxane)s (TPES) and poly(ester-ether-siloxane) s, (TPEES), based on poly(butylene terephthalate) (PBT) as the hard segment and different siloxane-prepolymers as the soft segments, were prepared.
Antić Vesna V., Vučković Marija V., Đonlagić Jasna   +2 more
doaj   +3 more sources

Kinetic Studies of Poly(ethylene terephthalate) Aminolysis Process without Catalyst [PDF]

علوم و تکنولوژی پلیمر, 2020
Hypothesis: Chemical recycling of poly(ethylene terephthalate) bottle waste and production of value-added materials are the most appropriate ways in accordance with the principles of sustainable development and environmental protection.
Hossein Bouhendi, Majid Ghiass, Hossein Bouhendi, Nakisa Yaghobi   +3 more
doaj   +1 more source

Novel terephthalamide diol monomers synthesis from PET waste to Poly(Urethane acrylates)

Frontiers in Chemistry, 2023
Due to its excellent properties, poly(ethylene terephthalate) (PET) is one of the most produced and consumed polymers. Among plastics, it represents the main contributor to environmental pollution.
Genny Pastore, Roberto Giacomantonio, Gabriele Lupidi, Francesca Stella, Roberta Risoluti, Elena Papa, Roberto Ballini, Fabrizio Sarasini, Jacopo Tirillò, Enrico Marcantoni, Serena Gabrielli   +10 more
doaj   +1 more source

Assessment of IsPETase-Assisted Depolymerization of Terephthalate Aromatic Polyesters and the Effect of the Thioredoxin Fusion Domain

Applied Sciences, 2021
Terephthalate polyesters such as poly(ethylene terephthalate) (PET) have been massively produced over the last few decades due to their attractive properties in multiple applications.
Paula Wagner-Egea, Virginia Tosi, Ping Wang, Carl Grey, Baozhong Zhang, Javier A. Linares-Pastén   +5 more
doaj   +1 more source

Chemical Upcycling of PET Waste towards Terephthalate Redox Nanoparticles for Energy Storage

Sustainable Chemistry, 2021
Over 30 million ton of poly(ethylene terephthalate) (PET) is produced each year and no more than 60% of all PET bottles are reclaimed for recycling due to material property deteriorations during the mechanical recycling process.
Nicolas Goujon, Jérémy Demarteau, Xabier Lopez de Pariza, Nerea Casado, Haritz Sardon, David Mecerreyes   +5 more
doaj   +1 more source

Transitions/relaxations in polyester adhesive/PET system [PDF]

, 2010
The correlations between the transitions and the dielectric relaxation processes of the oriented poly(ethylene terephthalate) (PET) pre-impregnated of the polyester thermoplastic adhesive have been investigated by differential scanning calorimetry (DSC ...
Savignac, Michel, Michel Savignac, Lafourcade, Michel, Colette Lacabanne, Alain Bernès, Lacabanne, Colette, Perraud, Sophie, Elodie Carsalade, Carsalade, Elodie, Bernès, Alain, Sophie Perraud, Michel Lafourcade   +11 more
core   +1 more source

Deposition of Copper on Polyester Knitwear Fibers by a Magnetron Sputtering System. Physical Properties and Evaluation of Antimicrobial Response of New Multi-Functional Composite Materials

Applied Sciences, 2020
In this study, copper films were deposited by magnetron sputtering on poly(ethylene terephthalate) knitted textile to fabricate multi-functional, antimicrobial composite material.
Marcin H. Kudzin, Anna Kaczmarek, Zdzisława Mrozińska, Joanna Olczyk   +3 more
doaj   +1 more source

The influence of using waste PET on the mechanical and rheological properties of wood flour filled PP composites [PDF]

تحقیقات علوم چوب و کاغذ ایران, 2014
In this research the influence of using waste Poly Ethylene Terephthalate on the mechanical and rheological properties of wood flour filled PP composites has been studied. PET contents varied from 10-33 wt%.
Elham Ostadi, Jalil Morshedian, Yosef Jahani   +2 more
doaj   +1 more source