Synthesis, Characterization, Structure and

Properties of Novel Biodegradable Polyesters

europe

European Commission

This project has received funding from the European Union’s Horizon 2020 research and innovation programme under the Marie Skłodowska-Curie grant agreement No 778092

Stays

Rueben Pfukwa

Rueben Pfukwa

UMons (Mons, Belgium)

In November of 2022, Rueben had his first secondment in UMons (Belgium). His mainly tasks were relating to WP4 of the BIODEST Project: "Development of degradable anti-microbial bioplastics, by additive manufacturing Development of degradable anti-microbial bioplastics, by additive manufacturing".

Alejandro J. Müller

Alejandro J. Müller

USB (Caracas, Venezuela)

His secondment took place from September to October 2022. During his stay Prof. A.J. Müller continued collaborating with the researchers of the Universidad Simón Bolivar and he worked to complete Task 3.5 of the BIODEST project. For this purpose, he met with Juan López and Evis Penott, researchers who have been doing secondments in Spain for the BIODEST project several times too.

Juan López Brito

Juan López Brito

UPV/EHU (San Sebastián, Spain)

Juan López during his 3-month stay, he will study the photodegradation of biopolymers and biodegradable random copolymers. The activities to be carried out correspond to task 3.5 of the WP3 Task Pack of the BIODEST program. He will be in San Sebastian three months. This is his third secondment to the UPV/EHU.

Bethan Kelly

Bethan Kelly

Stellenbosch, South Africa

Bethan Kelly is a Biosciences PhD Student in her third year studying at the University of Birmingham (UK). She is  investigating the use of polymers to solubilise G-protein coupled receptors for drug discovery. Her secondment at the University in Stellenbosch in October 2022 has allowed her to branch out and learn about the chemistry of polymer production. Her activities will relate to work package 5. The production of novel polymers that will allow membrane proteins to mimic how they function in the cell and provide new functionalities.

Adam Evans

Adam Evans

Stellenbosch, South Africa

Adam Evans is a second year PhD student at the University of Birmingham (UK) doing a secondment at the University of Stellenbosch for a month. Working on Work Package 5, his work involves using styrene-maleic acid copolymer as a purification method for membrane protein targets. While working in the Polymer Science department at Stellenbosch University he has helped investigate novel RAFT molecules for the production of polymers to be used during his PhD.

Yilong Liao

Yilong Liao

ICCAS (Beijing, China)

Yilong Liao is successfully doing a secondment from July 2022 to January 2023  at the the Institute of Chemistry, Chinese Academy of Science( ICCAS), China. The activities during his stay are related to the summary of the non-isothermal crystallization and melting temperature as a function of the molar fraction of PC8 for PC6/PC8, PC7/PC8 and PC8/PC12.

Yilong Liao

Yilong Liao

Yamagata University (Japan)

Yilong Liao is an early stage researcher in the UPV/EHU who performed his first secondment from June 2022- July 2022 in the Yamagata University (Japan) . During his period of visit, he carried out some activities related to Work Package 3 from the BIODEST program: Standard DSC procedure for all Polycarbonate copolymers and microscopic observation of PC8, PC12 and PC8/PC12-80/20 using AFM.

Evis Penott

Evis Penott

UPV/EHU (San Sebastián, Spain)

Evis Penott works at Simón Bolívar University (USB), Venezuela. She is an Associate Professor and the coordinator of the Polymer Group I at USB. From April to August 2022 she performed the secondment at UPV/EHU in San Sebastián-Spain. The activities during her stay were related to work package 3 of the BIODEST program that includes the photodegradation of polyesters.

Andrea Costanzo

Andrea Costanzo

Ma+D (San Sebastián, Spain)

Andrea Costanzo is a Ph.D. student of materials science and technology at the department of chemistry and industrial chemistry of the University of Genova. The aim of his research project was to understand which are the molecular features that influence the printability of semicrystalline polymers in fused deposition modeling technology. He has taken part in several projects, working with different polymer materials like polylactic acid, polyamides and co-polyesters.

From March 2022 until next July, he’ll stay for his secondment at Ma+D, in San Sebastián. The activities during this period will be focused on how the crystallization which develops during deposition process can affect final mechanical properties of Polycaprolactone 3-D printed samples.

 

Alejandro J. Müller

Alejandro J. Müller

Tulane University (New Orleands, USA)

Prof. Alejandro J. Müller (first from the left) visited the Tulane University in March 2022- April 2022. During his visit he permomed some activities related to Work Package 2 (Task 2.5) and Work Package 3 (Task 3.1 and 3.3) of the BIODEST program.

In the picture there are some PHD students who have been dealing with the BIODEST project and there is also the Prof. Scott Grayson (first from the right).

Marcos Sabino Gutierrez

Marcos Sabino Gutierrez

UPV/EHU (San Sebastián, Spain)

Marcos Sabino Gutierrez is an experienced researcher at the University Simón Bolivar (USB), Caracas-Venezuela. He performed his first secondment at UPV/EHU in San Sebastián-Spain from the 13th of February to the 14th of May of 2022 (3 months). The aim of his secondment was related to Work Package 3.

Alejandro J. Müller

Alejandro J. Müller

USB (Caracas, Venezuela)

Prof. Alejandro J. Müller carried out a secondment at the Materials Science Department of the University Simón Bolivar (Caracas, Venezuela) from December 2021-January 2022. He took part in some activities related to Work Package 3:

  • Discussions with Prof. Evis Penott  about the final results of the BSc thesis of an student.
  • Discussions and writing of the paper:“Rheology and tack properties of biodegradable isodimorphic poly (butylene succinate)-ran-poly(ε-caprolactone) random copolyesters and their parent homopolymers” to be submitted in February 2022 that contains work performed by Prof. Aleida Sandoval from USB on her secondment to UPV/EHU in 2021.
  • Discussions were carried out with Prof. Evis Penott and Prof. Marcos Sabino from
    USB in order to plan their future secondments to UPV/EHU in 2022
Aleida Sandoval

Aleida Sandoval

UPV/EHU (San Sebastian, Spain)

Aleida J. Sandoval is a full professsor at Simón Bolívar University in Caracas, Venezuela. She is an Agroindustrial Engineer with a MSc and a PhD in Food Science from the University of Reading (England, UK). She has been working with Prof. A.J. Müller for more than 15 years on the area of food biopolymers. Their work has been dedicated to the thermal transition and  thermo-mechanical and rheological changes of biopolymers with application to the food industry. She is currently working in work package 3, Task 3.2 and 3.3 of the BIODEST program. She will be at UPV/EHU for aprox. nine months until December 2021. Thanks for joining us in pandemic times!

Alejandro J. Müller

Alejandro J. Müller

USB (Caracas, Venezuela)

Our BIODEST coordinator Alejandro J. Müller visited the University Simon Bolivar in Venezuela again in December 2020 - January 2021 even though encountering challenges in travelling in times of the COVID-19 pandemic. During his visit activities of tasks 3.2 and 3.3 of the Work Package 3 of BIODEST were performed.

Chiara Magnani

Chiara Magnani

Ma+D (San Sebastian, Spain)

Hello! I am Chiara and I am a PhD student in the Laboratory of Polymeric and Composite Materials (LPCM) of the University of Mons. My research focuses on the development of bionanocomposites of polyhydroxyalkanoates containing nanocrystals derived from polysaccharides, such as chitin and cellulose.                 

I have carried out a secondment of almost two months at Ma+D with Prof. Jalel Labidi. There, I prepared bionanocomposites incorporating chitin nanocrystals (ChNCs) with different surface moieties in a poly(hydroxybutirate-ran-hydroxyvalerate) (PHBV) matrix. The aim was to study the effect of chitin nanocrystals on PHBV crystallization kinetics and its mechanical properties, highlighting the influence of different interactions at the interface polymer-nanocrystal.

This was my second secondment in the frame of RISE BIODEST project.

Bo Li

Bo Li

Ma+D (San Sebastian, Spain)

In March and April of 2020 Mr. Bo Li performed a secondment from University of Birmingham, UK, to the company Ma+D in San Sebastian, Spain. During his internship he worked on activities related to Work Package 1 and 2.

Nicolás María

Nicolás María

University of Yamagata (Yonezawa, Yamagata, Japan)

Nicolás is a PhD student from Basque Center for Macromolecular Design and Engineering, POLYMAT (UPV/EHU, San Sebastián, Spain), in the Advanced Multiphasic Polymer group lead by Prof. Alejandro J. Müller. From March to June he is doing in an internship for three months at the Department of Organic Materials Engineering with Prof. Go Matsuba in Yamagata University in Yonezawa. He is working in the characterization of block copolymers with PLLA, studying the crystallization process and the crystalline structure using different techniques as Raman and Infrared spectroscopy, X-Ray diffraction and Atomic Force Microscopy.

Eider Matxinandiarena

Eider Matxinandiarena

Tulane University (New Orleans, USA)

Eider Matxinandiarena is a PhD student of Advanced Multiphasic Polymer Group at the University of the Basque Country in San Sebastian. She is currently in an internship of three months with Prof. J. Albert at the Biomolecular and Chemical Engineering Department at Tulane University in New Orleans. She is working on the preparation of thin films of biodegradable and biostable diblock copolymers and triblock terpolymers by flow coating. The aim of this work is to study the morphology by characterizing the materials by Atomic Force Microscopy (AFM).  

Alejandro J. Müller

Alejandro J. Müller

USB (Caracas, Venezuela)

Prof. Alejandro J. Müller (second from the left) appears in this photograph at the Simón Bolívar University (USB) Polymer Group´s Lab (entrance hall with Christmas Decorations) in Caracas, Venezuela. Prof. Aleida Sandoval appears to his left and to his right are MSc. Juan López and Prof. Evis Penott. They are all part of the BIODEST project.

During this visit (December 13, 2019 through January 5, 2020) the following activities (part of Work Package 3, task 3.2 of the BIODEST project) were performed: Discussions with Evis Penott, Juan López and Aleida Sandoval about ongoing experiments at USB regarding self-nucleation and crystallization kinetics of PLLA blends (cyclic/linear) and PLLA nanocomposites with nanoparticles (ZnO2). Results analysis and establishments of new protocols to determine spherulitic growth and overall crystallization kinetics for specific samples. Discussions on the Applications of the Avrami equation to fit experimental data of slow crystallizing Polylactide samples. Planning of new secondments.

Jeffrey Foster

Jeffrey Foster

Tulane University (New Orleans, USA)

Jeffrey Foster works at the University of Birmingham (United Kingdom). He earned his B.S. and M.S. from California Polytechnic State University (CA, USA) and his Ph.D. in Chemistry from Virginia Tech (VA, USA). His research focuses on the use of ring-opening polymerization to prepare nanoparticles or to functionalize biomolecules. From December 2019 he did a secondment at Tulane University in New Orleans, USA with Prof. Scott Grayson for a period of two months. The activities during his stay, as part of the BIODEST program Work Package 2, involved the study of polymerization conditions on polymer structure including end group chemistry and repeat unit structure. The synthesized polymers were studied with Matrix Assisted Laser Desorption/Ionization mass spectrometry, on which the host group possesses significant expertise.

Cristián Puig

Cristián Puig

UNIGE (Genova, Italy)

Cristián Puig works at Simón Bolívar University (Venezuela). His first degree is in Materials Engineering (Simón Bolívar University) and his Ph.D.  is in  polymer physics (University of Bristol, United Kingdom). His research interests include morphology, melting and crystallization behavior of polymers. From november 2019, he is doing a secondment at University of Genoa with Prof. Dario Cavallo, for a period of three months. The activities during his stay are related to Work Package 4 of the BIODEST program that involves preparation of blends of PLLA with commercial nucleating agents (task 4.1), study of the crystallization behavior of PLLA with some novel nucleating agents (task 4.2) and measurements of tensile properties of inmiscible ternary blends (task 4.3). Last year, Dr. Puig carried out a secondment at UPV/EHU.  

Rueben Pfukwa

Rueben Pfukwa

UoB (Birmingham, UK)

Rueben Pfukwa is a senior researcher at Stellenbosch University’s Department of Chemistry and Polymer Science. He is interested in the synthesis of well-defined homo and block copolymers, via controlled polymerization methods, as well as their hierarchical self-assembly for morphology control on a nanometer length scale, for application in nanotechnology and in drug delivery. He is working in work package 5 of the BIODEST program (task 5.2).

He is currently on secondment for two months (5/10/2019 to 7/12/2019) at Birmingham University in the group of Prof. Andrew Dove, working on the crystallization driven self-assembly of polyester block copolymers.

Aleida Sandoval

Aleida Sandoval

UPV/EHU (San Sebastian, Spain)

Aleida J. Sandoval is a full professsor at Simón Bolívar University in Caracas, Venezuela. She is an Agroindustrial Engineer with a MSc and a PhD in Food Science from the University of Reading (England, UK). She has been working with Prof. AJ Müller for more than 15 years on the area of food biopolymers. Their work has been dedicated to the thermal transition and thermo-mechanical and rheological changes of biopolymers with application to the food industry. She is currently working in work package 3, Task 3.2 and 3.3 of the BIODEST program. She will be at UPV/EHU for three months until December 2019.

María Virginia Candal Pazos

María Virginia Candal Pazos

UPV/EHU (San Sebastian, Spain)

María Virginia Candal Pazos is a full professor and the coordinator of the Polymer Group II at Simon Bolivar University (USB) in Caracas, Venezuela. She is a Materials Engineering (Simón Bolívar University) and her Ph.D. is in Materials Science and Metallurgical Engineering (Universidad Politécnica de Cataluña, Spain). Prof. Candal works with polymer processing including 3d printing, mechanical properties of polymers and design of plastic parts including medical and consumer devices. From January 2019, she is working at UPV/EHU in San Sebastian, Spain with Prof. Alejandro Müller, for a period of eleven months. She is working in work package 3, Task 3.4 of the BIODEST program.

Alejandro J. Müller

Alejandro J. Müller

ICCAS (Beijing, China)

Prof. Alejandro J. Müller (third from the right) is an Ikerbasque Research Professor at POLYMAT and UPV/EHU. He is the coordinator (PI) of the RISE-BIODEST project. This photograph was taken during his second secondment to ICCAS (Institute of Chemistry, Chinese Academy of Sciences, Beijing) in front of building 8. His visit lasted one month, 30th July 2019 to 31st August 2019. On the far right of the picture is Jean-Emile Potaufeux, a PhD student from Mons, who was finishing his secondment at ICCAS.
During the visit he performed activities within Work Package 3 (which he coordinates), tasks 3.1 and 3.2 of the BIODEST project.

  • Discussions with 3 PhD students that he co-advices at ICCAS on the part of their work dealing with BIODEST project:
    • Guanyu Shi, student of the PhD program in Chemistry. Supervisors: Dujin Wang, Guoming Liu and A. J. Müller. January 2018-January 2021. In the case of Guanyu, she was doing a secondment to Prof. Müller’s lab during his visit to Beijing, so we held Skype meetings together with Guoming Liu.
    • Xiangning Wen, student of the PhD program in Chemistry. Supervisors: Dujin Wang, Yunlan Su and A. J. Müller. January 2018-January 2021. Several discussions were held in person.
    • Xuan Li, student of the PhD program in Chemistry. Supervisors: Xia Dong and A. J. Müller. January 2018-January 2021. Several discussions were held in person.
  • Discussions of ongoing collaborations in the framework of BIODEST with professors Dujin Wang, Guoming Liu, Xia Dong and Yunlan Su. Secondment planning.
  • He discussed the writing of a joint paper draft on the confined crystallization of polyesters infiltrated within AAO templates and another one on biobased polyamides crystalline memory.

He also attended the EP2019 meeting (Engineering Polymers) in Yinchuan organized by ICAAS, where networking activities were conducted together with ICCAS staff and Prof. Dario Cavallo from Genoa, who also attended the meeting.

Evis Penott

Evis Penott

UMONS (Mons, Belgium)

Evis Penott is a junior assistant professor at Simon Bolivar University (USB) in Caracas, Venezuela and is the coordinator of the Polymer Group I at USB. She is a chemist and obtained her PhD at Bayreuth University – Germany. Prof. Penott works with synthesis of hydrogels for biomedical applications, synthesis of polymers (ATRP and micellar copolymerization) and has experience in the field of rheology of nanostructured fluids. She did a secondment at UMONS with Prof. J.M. Raquez, working in Work Package 2 of the BIODEST program (task 2.2). There, she was synthesizing a polyester copolymer and hydrogels based on PEG. She stayed in Mons two months (from June to August 2019).

Haritz Sardon

Haritz Sardon

ICCAS (Beijing, China)

Haritz Sardon belongs to the University of Basque Country, Spain. He is a polymer chemist and got his PhD from the University of Basque Country (UPV-EHU) with the especial mention of "Doctor Europeus" in 2011. He got a position in the University of Basque Country as Assistant profesor.

He works in Work Package 3 of the BIODEST program (tasks 3.1 through 3.3). He will be in Beijing for one months (08 of July to 08 of August 2019) working in the characterization of polyesters using WAXS and SAXS.

Juan López Brito

Juan López Brito

UPV/EHU (San Sebastian, Spain)

Juan López Brito belongs to the technical staff of the Polymer Group from Simón Bolívar University in Caracas, Venezuela. He is a Chemist with an M.Sc. in Materials Engineering and has ample experience in the preparation and observation of Polymer Samples by Transmission Electron Microscopy. He also works with DSC, TGA and polarized optical microscopy, amongst other polymer characterization techniques.

He is doing a secondment at UPV/EHU with Prof. A.J. Müller determining crystallization kinetics and morphology of biobased copolymers. He works in Work Package 3 of the BIODEST program (tasks 3.1 through 3.3). He will be in San Sebastian two months (July and August 2019). This is his second secondment to the UPV/EHU.

Yunlan Su

Yunlan Su

UPV/EHU (San Sebastian, Spain)

Yunlan Su belongs to the faculty from Institute of Chemistry, Chinese Academy of Sciences. She is an Associate Professor with a Ph.D. in Chemistry from Peking University and focuses on the interfacial crystallization of polymer nanocomposites. She is familiar with DSC, WAXD/SAXS, TGA and PLOM, amongst other polymer characterization techniques.

She is doing a cooperation research at UPV/EHU with Prof. A. J. Müller determining crystallization kinetics and morphology of nanocomposites with polymeric matrices and silica nanoparticles.  She focus on the measurements of Flash DSC and AFM during her stay at UPV/EHU. She works in Work Package 3 of the BIODEST program (tasks 3.1 through 3.3). She will be in San Sebastian two weeks (July 8 to July 21 2019).

Guangyu Shi

Guangyu Shi

UPV/EHU (San Sebastian, Spain)

Guangyu Shi belongs to the staff of the Key Laboratory of Engineering Plastics, Institute of Chemistry in Beijing, China. She is a PhD. student in polymer physics and chemistry and has ample experience in the preparation and characterization of polymer infiltrated samples by DSC, SEM, and WAXS. She is doing a secondment at UPV/EHU with Prof. A.J. Müller determining crystallization kinetics of biobased copolymers. She works in Work Package 3 of the BIODEST program (tasks 3.1 through 3.3). She will be in San Sebastian six months (from March to August 2019). This is her first secondment to the UPV/EHU. In this secondment she has learned a new characterization technique: FlashDSC, this is an ultra fast calorimetry, capable of heating samples up to 40.000 K/s.

Jean-Emile Potaufeux

Jean-Emile Potaufeux

ICCAS (Beijing, China)

I am currently doing an internship of 2 months in the Institute of Chemistry, Chinese Academy of Science (ICCAS), coming from the Laboratory of Polymeric and Composite Materials (LPCM) of the University of Mons. My work here is related to the “Understanding structure, morphology, functionality and properties of biodegradable polyesters”. During the stay, I will work on the understanding of the evolution of the crystalline structure of ionic polylactide-based nanocomposites under mechanical testing for my PhD thesis.

Ander Martin

Ander Martin

UNIGE (Genova, Italy)

Hi! This is Ander Martin from Spain. At the present time, I’m doing my secondment at Universitá Degli Studi di Genova, I came from San Sebastian, more precisely I belong to Ma+D waste recovery engineering business company. My task at the company is focused on WP1 where my scope is to produce lactic acid from renewable resources. For this purpose, lignocellulosic biomass is collected and processed to convert biomass waste into profitable chemicals.

The activities in which I’m working at Genova involves the synthesis of different amide based nucleating agents (NA) that improves the crystallinity and crystallization kinetics of the bio renewable poly lactic acid (PLA) during its processing as part of the WP1, task 1.4 (Synthesis of novel soluble/self-assembly nucleating agents based on symmetric oxamide, α-ketoamides compounds).

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