<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Many methods are used to obtain functional polymer foams. This review focuses on reactive extrusion of poly(ethylene terephthalate). This process is based on the reaction between PET and the appropriate blowing agent. The next step is the creation of foam by closing gas cells in the polymer matrix. This method of modification allows material with higher molecular weight to be obtained and, therefore, higher melt strength. The use of different chemical modifiers and their concentration influences properties of created foam. The enhanced features of foamed PET allow it to be used in many areas of application such as transport, construction or general industry. Another big advantage of this technique is the possibility of using recycled materials as the source of PET.</p></abstract>

Many methods are used to obtain functional polymer foams. This review focuses on reactive extrusion of poly(ethylene terephthalate). This process is based on the reaction between PET and the appropriate blowing agent. The next step is the creation of foam by closing gas cells in the polymer matrix. This method of modification allows material with higher molecular weight to be obtained and, therefore, higher melt strength. The use of different chemical modifiers and their concentration influences properties of created foam. The enhanced features of foamed PET allow it to be used in many areas of application such as transport, construction or general industry. Another big advantage of this technique is the possibility of using recycled materials as the source of PET.

An Overview on Obtaining Foamed Pet by Reactive Extrusion

Department of Chemistry and Technology of Polymers

Technical Transactions

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 Public License.

{"article-title":"An Overview on Obtaining Foamed Pet by Reactive Extrusion"}

Many methods are used to obtain functional polymer foams. This review focuses on reactive extrusion of poly(ethylene terephthalate). This process is based on...

An Overview on Obtaining Foamed Pet by Reactive Extrusion

Pubblicato online: 21 mag 2020

Pagine: 97 - 102

Ricevuto: 25 mar 2018

DOI: https://doi.org/10.4467/2353737XCT.18.057.8369

Parole chiave
PET, Foams, Reactive extrusion

© 2020 Dominika Misiura et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 Public License.

An Overview on Obtaining Foamed Pet by Reactive Extrusion

Pubblicato online: 21 mag 2020

Pagine: 97 - 102

Ricevuto: 25 mar 2018

DOI: https://doi.org/10.4467/2353737XCT.18.057.8369

Parole chiavePET, Foams, Reactive extrusion

© 2020 Dominika Misiura et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 Public License.

Parole chiave
PET, Foams, Reactive extrusion