Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry

This study presents a fast and simple method for digital ceramic coloration using inkjet printing, eliminating the need for traditional precalcined pigments. This innovative approach represents a breakthrough in ceramic decoration technology, and introduces a previously unexplored methodology. In th...

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Autores: Lahlahi-Attalhaoui, Abderrahim, González Cuadra, Jaime, Porcar García, Samuel, Toca Valero, Santiago Luis, Fraga Chiva, Diego, Fuente, Germán F. de la, Carda, Juan Bautista
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2025
País:España
Institución:Universidad de Zaragoza
Repositorio:Zaguán. Repositorio Digital de la Universidad de Zaragoza
OAI Identifier:oai:zaguan.unizar.es:161029
Acceso en línea:http://zaguan.unizar.es/record/161029
Access Level:acceso abierto
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spelling Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industryLahlahi-Attalhaoui, AbderrahimGonzález Cuadra, JaimePorcar García, SamuelToca Valero, Santiago LuisFraga Chiva, DiegoFuente, Germán F. de laCarda, Juan BautistaThis study presents a fast and simple method for digital ceramic coloration using inkjet printing, eliminating the need for traditional precalcined pigments. This innovative approach represents a breakthrough in ceramic decoration technology, and introduces a previously unexplored methodology. In this work, CoAl₂O₄ spinel, a pigment commonly used in industrial contexts, is synthesized through laser zone melting (LZM) by applying pulsed laser radiation at 1064 nm. A standardized methodology to optimize pigment quality is developed, based on laser parameters such as pulse width, frequency, speed, power, and line spacing. Scanning electron microscopy (SEM) is used to determine the optimal laser conditions for obtaining a continuous, defect‐free coating, showing that the embedded particles on the surface exhibit a nearly spherical morphology with diameters below 100 nm. The sample with the highest surface quality is further analyzed structurally and optically. X‐ray diffraction (XRD) confirms the presence of a pure spinel phase without secondary phases, along with a vitreous phase due to pigment embedding. Fourier‐transform infrared spectroscopy (FTIR) and Raman spectroscopy reveal the characteristic vibrational bands of a normal spinel structure. The intense blue color is confirmed by strong absorption at 560 nm in ultraviolet–visible (UV–Vis) spectroscopy, as well as b* and Δb* values of 29 and 1.58, respectively, compared to the traditional pigment. This synthesis approach significantly enhances digital ceramic coloration compared to other methods evaluated in this study, offering a scalable, flexible, and more efficient alternative suitable for industrial‐scale production.2025info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttp://zaguan.unizar.es/record/161029reponame:Zaguán. Repositorio Digital de la Universidad de Zaragozainstname:Universidad de ZaragozaInglésinfo:eu-repo/grantAgreement/ES/AEI/TED2021-130963B-C22info:eu-repo/grantAgreement/ES/DGA/T54-23Rinfo:eu-repo/grantAgreement/ES/MICINN/AEIinfo:eu-repo/semantics/openAccessoai:zaguan.unizar.es:1610292026-05-29T13:59:51Z
dc.title.none.fl_str_mv Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
title Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
spellingShingle Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
Lahlahi-Attalhaoui, Abderrahim
title_short Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
title_full Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
title_fullStr Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
title_full_unstemmed Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
title_sort Ultrafast development of blue pigment for in situ laser digital coloration in the ceramic industry
dc.creator.none.fl_str_mv Lahlahi-Attalhaoui, Abderrahim
González Cuadra, Jaime
Porcar García, Samuel
Toca Valero, Santiago Luis
Fraga Chiva, Diego
Fuente, Germán F. de la
Carda, Juan Bautista
author Lahlahi-Attalhaoui, Abderrahim
author_facet Lahlahi-Attalhaoui, Abderrahim
González Cuadra, Jaime
Porcar García, Samuel
Toca Valero, Santiago Luis
Fraga Chiva, Diego
Fuente, Germán F. de la
Carda, Juan Bautista
author_role author
author2 González Cuadra, Jaime
Porcar García, Samuel
Toca Valero, Santiago Luis
Fraga Chiva, Diego
Fuente, Germán F. de la
Carda, Juan Bautista
author2_role author
author
author
author
author
author
description This study presents a fast and simple method for digital ceramic coloration using inkjet printing, eliminating the need for traditional precalcined pigments. This innovative approach represents a breakthrough in ceramic decoration technology, and introduces a previously unexplored methodology. In this work, CoAl₂O₄ spinel, a pigment commonly used in industrial contexts, is synthesized through laser zone melting (LZM) by applying pulsed laser radiation at 1064 nm. A standardized methodology to optimize pigment quality is developed, based on laser parameters such as pulse width, frequency, speed, power, and line spacing. Scanning electron microscopy (SEM) is used to determine the optimal laser conditions for obtaining a continuous, defect‐free coating, showing that the embedded particles on the surface exhibit a nearly spherical morphology with diameters below 100 nm. The sample with the highest surface quality is further analyzed structurally and optically. X‐ray diffraction (XRD) confirms the presence of a pure spinel phase without secondary phases, along with a vitreous phase due to pigment embedding. Fourier‐transform infrared spectroscopy (FTIR) and Raman spectroscopy reveal the characteristic vibrational bands of a normal spinel structure. The intense blue color is confirmed by strong absorption at 560 nm in ultraviolet–visible (UV–Vis) spectroscopy, as well as b* and Δb* values of 29 and 1.58, respectively, compared to the traditional pigment. This synthesis approach significantly enhances digital ceramic coloration compared to other methods evaluated in this study, offering a scalable, flexible, and more efficient alternative suitable for industrial‐scale production.
publishDate 2025
dc.date.none.fl_str_mv 2025
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv http://zaguan.unizar.es/record/161029
url http://zaguan.unizar.es/record/161029
dc.language.none.fl_str_mv Inglés
language_invalid_str_mv Inglés
dc.relation.none.fl_str_mv info:eu-repo/grantAgreement/ES/AEI/TED2021-130963B-C22
info:eu-repo/grantAgreement/ES/DGA/T54-23R
info:eu-repo/grantAgreement/ES/MICINN/AEI
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv
publisher.none.fl_str_mv
dc.source.none.fl_str_mv reponame:Zaguán. Repositorio Digital de la Universidad de Zaragoza
instname:Universidad de Zaragoza
instname_str Universidad de Zaragoza
reponame_str Zaguán. Repositorio Digital de la Universidad de Zaragoza
collection Zaguán. Repositorio Digital de la Universidad de Zaragoza
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