Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Maria Valentina Dinu"'
Autor:
Roxana Petronela Damaschin, Maria Marinela Lazar, Claudiu-Augustin Ghiorghita, Ana Clara Aprotosoaie, Irina Volf, Maria Valentina Dinu
Publikováno v:
Polymers, Vol 16, Iss 19, p 2834 (2024)
Porous hydrogels have brought more advantages than conventional hydrogels when used as chromatographic materials, controlled release vehicles for drugs and proteins, matrices for immobilization or separation of molecules and cells, or as scaffolds in
Externí odkaz:
https://doaj.org/article/33307e8a63cf4616a105496da6208ced
Publikováno v:
Gels, Vol 10, Iss 9, p 546 (2024)
Polysaccharides have recently attracted growing attention as adsorbents for various pollutants, since they can be extracted from a variety of renewable sources at low cost. An interesting hydrophilic and biodegradable polysaccharide is dextran (Dx),
Externí odkaz:
https://doaj.org/article/faa1d7e4deaa4aacb3ff60e85f00fd59
Publikováno v:
Polymers, Vol 16, Iss 15, p 2225 (2024)
This study focuses on the development of adsorptive materials to retain degraded 5w40 motor oil. The materials were prepared using xanthan (XG) and XG esterified with acrylic acid (XGAC) as the polymeric matrix. LignoBoost lignin (LB), LB esterified
Externí odkaz:
https://doaj.org/article/3c655b3855214ec7981eb6707c9f63e0
Autor:
Maria Bercea, Ioana-Alexandra Plugariu, Maria Valentina Dinu, Irina Mihaela Pelin, Alexandra Lupu, Adrian Bele, Vasile Robert Gradinaru
Publikováno v:
Polymers, Vol 15, Iss 23, p 4611 (2023)
In this study, a new strategy was adopted for obtaining polymer/protein hybrid hydrogels with shape stability and tunable mechanical or rheological characteristics by using non-toxic procedures. A chemical network was created using a poly(vinyl alcoh
Externí odkaz:
https://doaj.org/article/a92cf048bd594955815bd0936d465e89
Publikováno v:
ACS Omega, Vol 7, Iss 35, Pp 31069-31080 (2022)
Externí odkaz:
https://doaj.org/article/1c2da3d280fb491da853626a52532162
Publikováno v:
Polymers, Vol 15, Iss 19, p 3930 (2023)
Along with the increased usage of cellulose in the manufacture of novel materials, those of its derivatives that have good solubility in water or organic solvents have become increasingly important. In this study, hydroxypropyl cellulose (HPC), a cel
Externí odkaz:
https://doaj.org/article/a24fa11f38fc42eea0f2885f1bf5579a
Publikováno v:
Polymers, Vol 15, Iss 17, p 3496 (2023)
Environmental contamination with pesticides occurs at a global scale as a result of prolonged usage and, therefore, their removal by low-cost and environmentally friendly systems is actively demanded. In this context, our study was directed to invest
Externí odkaz:
https://doaj.org/article/3506f38414034c2e972699a1d0425062
Autor:
Irina Elena Raschip, Nicusor Fifere, Maria Marinela Lazar, Gabriela-Elena Hitruc, Maria Valentina Dinu
Publikováno v:
Gels, Vol 9, Iss 7, p 528 (2023)
The use of polysaccharides with good film-forming properties in food packaging systems is a promising area of research. Xanthan gum (XG), an extracellular polysaccharide, has many industrial uses, including as a common food additive (E415). It is an
Externí odkaz:
https://doaj.org/article/1c4013d4edf0480d9fc91c4e05888c0f
Publikováno v:
Polymers, Vol 15, Iss 9, p 1980 (2023)
This study presents the development of new formulations consisting of dextran (Dex) and chitosan (Ch) matrices, with fillings such as chitosan stearate (MCh), citric acid, salicylic acid, or ginger extract. These materials were characterized using Fo
Externí odkaz:
https://doaj.org/article/846641278aa24aa38d407045fb145716
Autor:
Irina Elena Raschip, Raluca Nicoleta Darie-Nita, Nicusor Fifere, Gabriela-Elena Hitruc, Maria Valentina Dinu
Publikováno v:
Gels, Vol 9, Iss 4, p 281 (2023)
This study aimed to evaluate the effect of the synthesis parameters and the incorporation of natural polyphenolic extract within hydrogel networks on the mechanical and morphological properties of physically cross-linked xanthan gum/poly(vinyl alcoho
Externí odkaz:
https://doaj.org/article/a3332cb456954f04bdef813dd4e02abc