Innovative Packaging to Life: The Magic of Photochromic and Fluorescent Nano-Inks in Modern Packaging Design as New Era in Consumer Experience | ||||
International Design Journal | ||||
Article 40, Volume 15, Issue 5 - Serial Number 68, September and October 2025, Page 539-550 PDF (929.05 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/idj.2025.396834.1365 | ||||
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Authors | ||||
Hager Ahmed Fahmy ![]() | ||||
1Applied Arts, Benha University | ||||
2Packaging materials department, national research center, 12622 Dokki, Giza, Egypt Nanomaterials investigation lab., central laboratory network, national research center, 12622 Dokki, Giza, Egypt, | ||||
Abstract | ||||
The packaging industry is increasingly exploring innovative approaches that merge functionality with consumer interactivity. However, a significant challenge remains in the limited application of smart nano inks particularly photochromic and fluorescent (FL) inks and sustainable for packaging printed based on water solvent. as functional design elements in packaging, especially for eco-friendly substrates. This research aims to overcome this limitation by developing and evaluating nano-scale photochromic and fluorescent inks based on acrylate resins, with water as the solvent medium, to create smart, sustainable packaging solutions. Two nano-ink formulations were synthesized and applied to both paper and plastic substrates. Comprehensive analyses including particle size, zeta potential, glossiness, whiteness, and dry rub color fastness were conducted before and after UV exposure. Results showed that fluorescent nano-inks exhibited higher stability (zeta potential −31.34 mV), narrower particle size distribution as nano ink, and better gloss retention compared to photochromic counterparts. Both ink types maintained excellent rub resistance (Gray Scale rating of 5) across all substrates. However, significant UV-induced degradation was observed in whiteness and gloss for all samples, more prominently in photochromic inks. Visual tests confirmed the intended luminescent and color-changing properties of the inks under UV light. This study successfully demonstrates the feasibility of applying eco-friendly, interactive nano-inks in packaging to enhance both brand identity and consumer engagement. They (PC) (FL) can be applied to preserve the product's identity from counterfeiting. Future research should focus on improving UV resistance and exploring multi-stimuli responsive nano-inks to further elevate smart packaging technologies. | ||||
Keywords | ||||
Photochromic; Fluorescent; Nano-Ink; Internet Packaging, Consumer Experience | ||||
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