Retouching matt contemporary paint layers: a new approach using natural polymers

Different painting techniques, materials and application methods that characterise contemporary artworks, with predominantly matt surfaces and uniform tones, make retouching one of the most complicated conservation treatments, since sameness is the main target. The retouching intervention carried ou...

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Main Authors: Paola Carnazza, Serena Francone, Philip Morelli, Rita Reale, Maria Pia Sammartino
Format: Article
Language:English
Published: Grupo Español del IIC 2020-12-01
Series:Ge-conservación
Subjects:
Online Access:https://ge-iic.com/ojs/index.php/revista/article/view/842
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author Paola Carnazza
Serena Francone
Philip Morelli
Rita Reale
Maria Pia Sammartino
author_facet Paola Carnazza
Serena Francone
Philip Morelli
Rita Reale
Maria Pia Sammartino
author_sort Paola Carnazza
collection DOAJ
description Different painting techniques, materials and application methods that characterise contemporary artworks, with predominantly matt surfaces and uniform tones, make retouching one of the most complicated conservation treatments, since sameness is the main target. The retouching intervention carried out at the Galleria Nazionale d’Arte Moderna e Contemporanea in Rome on Tempi prospettici (1969), an installation by the Italian artist Carlo Alfano, gave the opportunity to investigate a method to obtain different matt/glossy values through the use of natural polymers as binders. The binders chosen (different polysaccharides, cellulose derivatives and isinglass) were analysed, both individually and mixed, through colorimetric and glossmetric measurements. The pigment-binder ratio and the addition of silica to get a modulation of the matt appearance of paint formulations were also evaluated. The comparation of the colorimetric values of painting samples and those of the original paint led to the identification of the best solution for the retouching of the artwork
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spelling doaj.art-fdd349ffec7746738d31a0cd8e59c5542023-03-07T08:32:47ZengGrupo Español del IICGe-conservación1989-85682020-12-011810.37558/gec.v18i1.842Retouching matt contemporary paint layers: a new approach using natural polymersPaola Carnazza0Serena Francone1Philip Morelli2Rita Reale3Maria Pia Sammartino4Ministry of Cultural Heritage at the National Gallery of Modern and Contemporary Art in RomeItalian Ministry of Cultural HeritageProfessional for conservationConservation scientist at the Scuola del Beato Angelico in MilanResearcher at the Department of Chemistry of “La Sapienza” University of RomeDifferent painting techniques, materials and application methods that characterise contemporary artworks, with predominantly matt surfaces and uniform tones, make retouching one of the most complicated conservation treatments, since sameness is the main target. The retouching intervention carried out at the Galleria Nazionale d’Arte Moderna e Contemporanea in Rome on Tempi prospettici (1969), an installation by the Italian artist Carlo Alfano, gave the opportunity to investigate a method to obtain different matt/glossy values through the use of natural polymers as binders. The binders chosen (different polysaccharides, cellulose derivatives and isinglass) were analysed, both individually and mixed, through colorimetric and glossmetric measurements. The pigment-binder ratio and the addition of silica to get a modulation of the matt appearance of paint formulations were also evaluated. The comparation of the colorimetric values of painting samples and those of the original paint led to the identification of the best solution for the retouching of the artwork https://ge-iic.com/ojs/index.php/revista/article/view/842etouching matt contemporary paintingscolorimetric measurementscarbon blackplastic laminatenatural binderssturgeon glue
spellingShingle Paola Carnazza
Serena Francone
Philip Morelli
Rita Reale
Maria Pia Sammartino
Retouching matt contemporary paint layers: a new approach using natural polymers
Ge-conservación
etouching matt contemporary paintings
colorimetric measurements
carbon black
plastic laminate
natural binders
sturgeon glue
title Retouching matt contemporary paint layers: a new approach using natural polymers
title_full Retouching matt contemporary paint layers: a new approach using natural polymers
title_fullStr Retouching matt contemporary paint layers: a new approach using natural polymers
title_full_unstemmed Retouching matt contemporary paint layers: a new approach using natural polymers
title_short Retouching matt contemporary paint layers: a new approach using natural polymers
title_sort retouching matt contemporary paint layers a new approach using natural polymers
topic etouching matt contemporary paintings
colorimetric measurements
carbon black
plastic laminate
natural binders
sturgeon glue
url https://ge-iic.com/ojs/index.php/revista/article/view/842
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AT ritareale retouchingmattcontemporarypaintlayersanewapproachusingnaturalpolymers
AT mariapiasammartino retouchingmattcontemporarypaintlayersanewapproachusingnaturalpolymers