Zdjęcie Hot-melt adhesives with vegetable resins - Luis Manuel Martínez - Wrocław

Hot-melt adhesives with vegetable resins - Luis Manuel Martínez Wrocław

Produkt dostępny jako druk na żądanie! The book is available as a print on demand! The study analyzed the effect produced by adding a tackifier of vegetal origin (Grindelia resin) to Ethylene Vinyl Acetate (EVA) copolymers. The adhesives were prepared at laboratory scale and rheological, thermal …

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Produkt dostępny jako druk na żądanie! The book is available as a print on demand! The study analyzed the effect produced by adding a tackifier of vegetal origin (Grindelia resin) to Ethylene Vinyl Acetate (EVA) copolymers. The adhesives were prepared at laboratory scale and rheological, thermal and adhesive properties of the formulations with the base polymer and the natural resins were determined, as well as the physical, rheological and thermal properties of their components separately. By Differential Scanning Calorimetry, good compatibility and miscibility of the systems was found due to the existence of a single glass transition temperature. Flow properties showed that consistency rates decreased with increasing temperature for Grindelia resin. The storage and loss modules (G' and G") determined that the cross temperature decreased as the percentage of tackifier increased, evidencing a temperature shift in the passage from elastic solid to viscous liquid. The results obtained from the characterization of the EVA/tackifier mixtures imply that they can be used in the packaging industry considering grindelia resin as a replacement for rosin resin.

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Podstawowe informacje

Format
  • 15.2x22.9cm
Rok wydania
  • 2021
Ilość stron
  • 56
Język
  • Po angielsku
ISBN
  • 9786203246766