Highly efficient caffeine-based PVA composite film for UV shielding

Highly efficient caffeine-based PVA composite film for UV shielding

A transparent film based on a composite of polyvinyl alcohol (PVA) and caffeine was prepared for UV light absorption. The caffeine was extracted from ground coffee without further purification; in parallel, a 5.00 wt% aqueous PVA solution was prepared and mixed at different concentrations from the e...

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Bibliographic Details
Main Authors: José I. Trujillo Galarza, Luis G. Corredor González, Christian Luciani, Julio C. Chacón-Torres
Format: Article
Language:English
Published: Elsevier 2025-08-01
Series:Carbon Trends
Subjects:
Poly(vinyl alcohol)
Caffeine
Composite
UV shielding
Transparent films
Online Access:http://www.sciencedirect.com/science/article/pii/S2667056925000525
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