Technologies and Engineering

Keywords: polyvinyl chloride; circular economy; recycling; polymeric waste

Polyvinyl chloride processing in a cyclical economy

Andriy Savchuk, Nadiya Sova

https://doi.org/10.30857/2786-5371.2024.3.10

Suggested citation

Savchuk, A., & Sova, N. (2024). Polyvinyl chloride processing in a cyclical economy. Technologies and Engineering, 25(3), 127-141. https://doi.org/10.30857/2786-5371.2024.3.10

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• 19.06.2024
• 440 Views
• Technologies and Engineering - Vol. 25, No. 3, 2024

Keywords: polypropylene; polylactic acid; non-woven materials; physical and mechanical properties

Research of physical and mechanical properties nonwoven materials based on polylactic acid

Yevhenii Bulhakov, Denys Pushkarov, Bohdan Savchenko, Nadiya Sova, Oleksandr Slieptsov

https://doi.org/10.30857/2786-5371.2024.2.9

Suggested citation

Bulhakov, Ye., Pushkarov, D., Savchenko, B., Sova, N., & Slieptsov, O. (2024). Research of physical and mechanical properties nonwoven materials based on polylactic acid. Technologies and Engineering, 25(2), 96-105. https://doi.org/10.30857/2786-5371.2024.2.9

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• 17.04.2024
• 604 Views
• Technologies and Engineering - Vol. 25, No. 2, 2024

Keywords: additive manufacturing; polymeric materials; programmable structures; relative permittivity

Application of additive technologies in the creation of metamaterials with adjustable dielectric properties

Bohdan Savchenko, Nadiya Sova, Volodymyr Khomenko, Oleksandr Slieptsov, Yevhenii Bulhakov, Roman Slepchenko

https://doi.org/10.30857/2786-5371.2023.6.7

Suggested citation

Savchenko, B., Sova, N., Khomenko, V., Slieptsov, O., Bulhakov, Ye., & Slepchenko, R. (2023). Application of additive technologies in the creation of metamaterials with adjustable dielectric properties. Technologies and Engineering, 24(6), 89-100. https://doi.org/10.30857/2786-5371.2023.6.7

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• 22.11.2023
• 654 Views
• Technologies and Engineering - Vol. 24, No. 6, 2023

Keywords: polyolefins; mineral filler; highly filled film materials; mechanical properties; blown films

Research of the properties of highly filled film materials based on polyolefins

Bohdan Savchenko, Nadiya Sova, Stanislav Novtyskyi, Lyubomir Rozvora

https://doi.org/10.30857/2786-5371.2022.6.10

Suggested citation

Savchenko, B., Sova, N., Novtyskyi, S., & Rozvora, L. (2022). Research of the properties of highly filled film materials based on polyolefins. Technologies and Engineering, 23(6), 104-111. https://doi.org/10.30857/2786-5371.2022.6.10

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• 30.11.2022
• 624 Views
• Technologies and Engineering - Vol. 23, No. 6, 2022

Keywords: polyethylene terephthalate copolymer; additive manufacturing; technological parameters; monofilament; filling type; orientation drawing

Reprocessing of polyethylene terephthalate glycol copolymer in the additive manufacturing process

Yelyzaveta Yashchuk, Nadiya Sova, Oleksandr Slieptsov, Taras Fedoriv, Sergii Osaulenko

https://doi.org/10.30857/2786-5371.2022.5.8

Suggested citation

Yashchuk, Y., Sova, N., Slieptsov, O., Fedoriv, T., & Osaulenko, S. (2022). Reprocessing of polyethylene terephthalate glycol copolymer in the additive manufacturing process. Technologies and Engineering, 23(5), 80-87. https://doi.org/10.30857/2786-5371.2022.5.8

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• 26.10.2022
• 502 Views
• Technologies and Engineering - Vol. 23, No. 5, 2022

Keywords: PVC, plastisol, liquid plastic compound, additive manufacturing, soft and elastic articles

The additive manufacturing of elastic products from PVC plastisol

Bohdan Savchenko, Nadiya Sova, B. Debeliy, Ruslan Iskandarov, Oleksandr Slieptsov, T. Polishchuk

https://doi.org/DOI:10.30857/1813-6796.2020.1.8

Suggested citation

Savchenko, B., Sova, N., Debeliy, B., Iskandarov, R., Slieptsov, O., & Polishchuk, T. (2020). The additive manufacturing of elastic products from PVC plastisol. Technologies and Engineering, 21(1), 86-93. https://doi.org/DOI:10.30857/1813-6796.2020.1.8

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• 26.02.2020
• 594 Views
• Technologies and Engineering - Vol. 21, No. 1, 2020

Keywords: L-polylactide (PLLA), carbon fiber, additive manufacturing, fiber orientation, specific strength

Additive manufacturing of carbon fibre composites based on L-polylactide

Ruslan Iskandarov, Nadiya Sova, Bohdan Savchenko, I. Piatnychuk, V. Tatarenko

https://doi.org/DOI:10.30857/1813-6796.2019.6.10

Suggested citation

Iskandarov, R., Sova, N., Savchenko, B., Piatnychuk, I., & Tatarenko, V. (2019). Additive manufacturing of carbon fibre composites based on L-polylactide. Technologies and Engineering, 20(6), 104-111. https://doi.org/DOI:10.30857/1813-6796.2019.6.10

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• 19.12.2019
• 530 Views
• Technologies and Engineering - Vol. 20, No. 6, 2019

Keywords: polyethylene terephthalate glycol modified, mixtures of polyesters, orientational drawing, cavitation foaming, modification

The effect of orientation drawing on the properties of PETg/PET blend

Ruslan Iskandarov, Nadiya Sova, Denys Pushkarov, B. Debeliy, Bohdan Savchenko

https://doi.org/10.1109/5.771073

Suggested citation

Iskandarov, R., Sova, N., Pushkarov, D., Debeliy, B., & Savchenko, B. (2019). The effect of orientation drawing on the properties of PETg/PET blend. Technologies and Engineering, 20(5), 132-140. https://doi.org/10.1109/5.771073

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• 23.10.2019
• 523 Views
• Technologies and Engineering - Vol. 20, No. 5, 2019

Keywords: PLA, antistatic composition, additive formation, energy consumption, graphite

Influence of additive forming parameters on electrical properties of graphite-filled composite based on polylactide

Nadiya Sova, Oleksandr Slieptsov, Taras Fedoriv, Anton Martynenko, Maksym Kudlay

https://doi.org/DOI:10.30857/1813-6796.2020.5.9

Suggested citation

Sova, N., Slieptsov, O., Fedoriv, T., Martynenko, A., & Kudlay, M. (2020). Influence of additive forming parameters on electrical properties of graphite-filled composite based on polylactide. Technologies and Engineering, 21(5), 93-102. https://doi.org/DOI:10.30857/1813-6796.2020.5.9

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• 28.10.2020
• 472 Views
• Technologies and Engineering - Vol. 21, No. 5, 2020

Keywords: polyvinyl chloride, EVA, mixed waste, grinding, polymer-polymer composite

Polymer-polymer composite based on waste EVA

B. Savchuk, Bohdan Savchenko, Nadiya Sova, I. Kostiuk

https://doi.org/DOI:10.30857/1813-6796.2018.6.7

Suggested citation

Savchuk, B., Savchenko, B., Sova, N., & Kostiuk, I. (2018). Polymer-polymer composite based on waste EVA. Technologies and Engineering, 19(6), 64-70. https://doi.org/DOI:10.30857/1813-6796.2018.6.7

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• 19.12.2018
• 368 Views
• Technologies and Engineering - Vol. 19, No. 6, 2018

Keywords: polyethylene, polyolefine wastes, accelerated degradation additive, polyethylene wax, relative elongation

Investigation of the features of the accelerated degradation of polyolefine wastes

Nadiya Sova, Bohdan Savchenko, Volodymyr Khomenko, Oksana Talalay

https://doi.org/10.30857/1813-6796.2018.3.4

Suggested citation

Sova, N., Savchenko, B., Khomenko, V., & Talalay, O. (2018). Investigation of the features of the accelerated degradation of polyolefine wastes. Technologies and Engineering, 19(3), 32-37. https://doi.org/10.30857/1813-6796.2018.3.4

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• 26.06.2018
• 542 Views
• Technologies and Engineering - Vol. 19, No.3, 2018

Keywords: Polyvinyl chloride, polyethylene terephthalate, mixed waste, milling, PVC film

Polymer-polymer composite obtained by recycling of vinyl flooring materials

I. Kostiuk, Nadiya Sova, Bohdan Savchenko, Ruslan Iskandarov, B. Savchuk

https://doi.org/10.30857/1813-6796.2018.3.6

Suggested citation

Kostiuk, I., Sova, N., Savchenko, B., Iskandarov, R., & Savchuk, B. (2018). Polymer-polymer composite obtained by recycling of vinyl flooring materials. Technologies and Engineering, 19(3), 45-51. https://doi.org/10.30857/1813-6796.2018.3.6

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• 26.06.2018
• 442 Views
• Technologies and Engineering - Vol. 19, No.3, 2018

Keywords: low-density polyethylene; calcium carbonate; density; film composition cost

Technical and economic evaluation of mineral filler application in polyethylene film production

Yevhenii Bulhakov, Lyubomir Rozvora, Bohdan Savchenko, Nadiya Sova, Oleksandr Slieptsov

https://doi.org/10.30857/2786-5371.2024.5.4

Suggested citation

Bulhakov, Ye., Rozvora, L., Savchenko, B., Sova, N., & Slieptsov, O. (2024). Technical and economic evaluation of mineral filler application in polyethylene film production. Technologies and Engineering, 25(5), 37-44. https://doi.org/10.30857/2786-5371.2024.5.4

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• 09.10.2024
• 474 Views
• Technologies and Engineering - Vol. 25, No. 5, 2024