Biopolymers: New Materials for Sustainable Films and by David Plackett

By David Plackett

This ebook will disguise the advance and usage of polymer movies and coatings derived from non-petroleum, renewable assets from an functions point of view instead of being designed within the kind of chapters within which person polymers or polymer forms are defined. it is going to additionally comprise the subject of sustainability and the way it really is outlined in addition to a bankruptcy on new advancements in movie construction or coating know-how with regards to latest expertise (e.g., nanocomposites, plasma or corona remedy know-how and lamination).

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Additional info for Biopolymers: New Materials for Sustainable Films and Coatings

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Liakopoulou-Kyriakides, Process Biochem. 2004, 39, 1745–1749. [67] S. Srichuwong, T. Candra Sunarti, T. , Carbohydr. Polym. 2005, 60, 529–538. [68] Y. Zhou, R. Hoover, and Q. Liu, Carbohydr. Polym. 2004, 57, 299–317. [69] T. Noda, S. Takigawa, C. , Food Chem. 2008, 110, 465–470. H. H. Gordon, A. , Polym. Degrad. Stab. 2006, 91, 2894–2900. L. Russo, R. J. Halley, Carbohydr. Polym. 2009, 77, 442–448. J. D. G. Oates, Carbohydr. Polym. 1995, 26, 91–97. S. M. L. Reis, Biomacromol. 2003, 4, 1703–1712.

On the other hand, in field assays the proper control of temperature, pH and humidity and the monitoring of degradation become more challenging. Simulation tests performed in controlled laboratory reactors filled with seawater, soil, compost or landfill material, allow a good representation of environmental conditions and also provide for better control of conditions and for monitoring the course of biodegradation. Laboratory tests, in which a selected microbial population or specific extracellular enzymes able to depolymerize a targeted polymer are used, ensure controlled and reproducible biodegradation assays.

C44, 231–274. Copyright (2004) with permission from Taylor & Francis Starch Wheat Maize Waxy starch Amylomaize Potato Amylose content (%) Amylopectin content (%) Granule size (mm) Crystallinity (%) 26–27 26–28 <1 50–80 20–25 72–73 71–73 99 20–50 70–74 25 15 15 10 40–100 36 39 39 19 25 represent a major fraction of the surface lipids of maize and wheat. The presence of internal lipids is a characteristic of cereal starches. In contrast to tubers and legume starches, cereal starches are characterized by the presence of monoacyllipids and lysophospholipids in amounts positively correlated to amylose content [12].

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Biopolymers: New Materials for Sustainable Films and by David Plackett
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