<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The hydrophilic films based on starch and carboxymethyl starch (CMS) were obtained using cast method. The effect of CMS content on the physicochemical properties of prepared films were evaluated. With increasing content of starch derivative the moisture absorption, solubility in water as well as swelling ratio increased. The highest values of mechanical parameters (tensile strength and Young’s modulus) were determined for the starch/CMS film containing the lowest CMS amount, i.e. 10 wt.% (1.1 MPa, 15 MPa, respectively). For the same system the lowest moisture absorption, solubility in water as well as swelling ratio were reported. Thus, it could be concluded that for this system the highest crosslinking density has been achieved, what was confirmed by DMTA results. Such a film could potentially find application in food or agricultural industry.</p></abstract>

The hydrophilic films based on starch and carboxymethyl starch (CMS) were obtained using cast method. The effect of CMS content on the physicochemical properties of prepared films were evaluated. With increasing content of starch derivative the moisture absorption, solubility in water as well as swelling ratio increased. The highest values of mechanical parameters (tensile strength and Young’s modulus) were determined for the starch/CMS film containing the lowest CMS amount, i.e. 10 wt.% (1.1 MPa, 15 MPa, respectively). For the same system the lowest moisture absorption, solubility in water as well as swelling ratio were reported. Thus, it could be concluded that for this system the highest crosslinking density has been achieved, what was confirmed by DMTA results. Such a film could potentially find application in food or agricultural industry.

Hydrophilic films based on starch and carboxymethyl starch

Faculty of Chemical Technology and Engineering, Polymer Institute

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Hydrophilic films based on starch and carboxymethyl starch"}

The hydrophilic films based on starch and carboxymethyl starch (CMS) were obtained using cast method. The effect of CMS content on the physicochemical...

Hydrophilic films based on starch and carboxymethyl starch

Online veröffentlicht: 28. Juni 2019

Seitenbereich: 26 - 30

DOI: https://doi.org/10.2478/pjct-2019-0016

Schlüsselwörter
carboxymethyl starch, hydrophilic films, polysaccharide films, starch

© 2019 Katarzyna Wilpiszewska, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Hydrophilic films based on starch and carboxymethyl starch

Online veröffentlicht: 28. Juni 2019

Seitenbereich: 26 - 30

DOI: https://doi.org/10.2478/pjct-2019-0016

Schlüsselwörtercarboxymethyl starch, hydrophilic films, polysaccharide films, starch

© 2019 Katarzyna Wilpiszewska, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Schlüsselwörter
carboxymethyl starch, hydrophilic films, polysaccharide films, starch