Bio-based plastics : materials and applications by Stephan Kabasci, Christian Stevens

By Stephan Kabasci, Christian Stevens

The box of bio-based plastics has constructed considerably within the final 10 years and there's expanding strain on industries to shift latest fabrics construction from petrochemicals to renewables.

Bio-based Plastics offers an up to date review of the fundamental and utilized features of bioplastics, focusing totally on thermoplastic polymers for cloth use. Emphasizing fabrics presently in use or with major power for destiny functions, this publication appears to be like on the most vital biopolymer sessions resembling polysaccharides, lignin, proteins and polyhydroxyalkanoates as uncooked fabrics for bio-based plastics, in addition to fabrics derived from bio-based monomers like lipids, poly(lactic acid), polyesters, polyamides and polyolefines. specified attention is additionally given to the industry and availability of renewable uncooked fabrics, the significance of bio-based content material and the point of biodegradability.

Topics lined include:

  • Starch
  • Cellulose and cellulose acetate
  • Materials according to chitin and chitosan
  • Lignin matrix composites from common resources
  • Polyhydroxyalkanoates
  • Poly(lactic acid)
  • Polyesters, Polyamides and Polyolefins from biomass derived monomers
  • Protein-based plastics

Bio-based Plastics is a worthwhile source for tutorial and business researchers who're attracted to new fabrics, renewable assets, sustainability and polymerization expertise. it's going to additionally turn out beneficial for complex scholars drawn to the improvement of bio-based items and fabrics, eco-friendly and sustainable chemistry, polymer chemistry and fabrics science.

For additional information at the Wiley sequence in Renewable assets, visit www.wiley.com/go/rrs

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Example text

The A allomorph (60% of the total polymorph) is mainly located in the outer part of the granules whereas the B allomorph (40% of the total polymorph) is mainly located in the inner part of it [10]. Native starch cannot be treated as a traditional polymer because the arrangement of amylose and amylopectin leads to the already explained grain structure. As observed by Donovan [11] this grain structure has a melting process related to the amount of water contained in it. 1) Where: Tm = melting point of the crystalline polymer plus diluent (water) (K) Tm0 = melting point of undiluted polymer crystallites (K) R = gas constant Hu = fusion enthalpy per anhydroglucose repeating unit Vu = volume fraction of anhydroglucose repeating unit V1 = volume fraction of diluent (water) ␹ = Flory–Huggins interaction parameter Tm0 for starch crystallites is approximately 257 ◦ C, which is above the degradation temperature of amylose and amylopectin macromolecules.

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And Escher, F. (1986) Structural changes of starch and starch-like products during extrusion cooking. Mitteilungen aus dem Gebiete der Lebensmitteluntersuchung und Hygiene, 77, 73–84. 42. Bhattacharya, M. A. (1987) Kinetics of starch gelatinization during extrusion cooking. Journal of Food Science, 52, 764–766. 43. A. F. (1989) Microstructural, physiochemical, and macromolecular changes in extrusion-cooked and retrograded corn starch. Cereal Foods World, 34, 417–422. 44. S. L. (1991) Physicochemical changes and rheological properties of starch during extrusion (A Review).

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Bio-based plastics : materials and applications by Stephan Kabasci, Christian Stevens
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