Conference Programme

Provisional Timetable of Papers 

all are subject to change


Day 1 – Monday 16th October

Keynote: Gels, green chemistry, gurus and guides 
Richard Wolbers

Thermo-reversible rigid agar hydrogels: their properties and action in cleaning
Paolo Cremonesi

Cold, warm, warmer:  use of precision heat transfer in the optimization of hydrolytic enzyme and hydrogel cleaning systems
Tomas Markevicius

Gellan gum and agar compared to aqueous immersion for cleaning paper
Céline Delattre

Evaluation of leather cleaning with a rigid hydrogel of gellan gum on two composite Amharic shields from the Museo Nazionale Preistorico Etnografico ‘Luigi Pigorini’, Rome
Flavia Puoti

The treatment of Barnett Newman’s Shining Forth in the MNAM Pompidou collection
Véronique Sorano Stedman

The use of agar gel for treating water stains on an acrylic canvas
Maggie Barkovic

Cleaning the Adolphe Roger murals at the Church of Notre Dame de Lorette, Paris
Méliné Miguirditchian

A study of thickened protein glues for the readhesion of absorbent flaking paints with methylcellulose and wheat starch paste
Karolina Soppa

A study of commercial agar gels as cleaning materials
Moira Bertasa

Measurement of surface pH of paper using agarose gel plugs: a feasibility study
Amy Hughes

Gelling predictions: the challenges of taking research into practice
Emma Schmitt


Day 2 – Tuesday 17th October

Coupling gellan gels and electrochemical biosensors: real-time monitoring of cleaning and enzymatic treatments on a paper artwork
Silvia Sotgiu

Rigid polysaccharide gels for paper conservation: a residue study
Michelle Sullivan

Challenges of a virgin water-sensitive surface: designing a cast agar gel cleaning system for Patrick Heron’s Still-life against the Sea: 1949
Alysia Sawicka

Agarose-enzyme gels in paper conservation
Yana van Dyke

Investigating the ability of phytate gel systems to treat iron gall ink at the British Library
Zoë Miller

Resurrecting a giant: using solvent gels and aqueous systems to restore Villanova University’s Triumph of David
Kristin deGhetaldi

The influence of organic and inorganic alkalis on the formulation and properties of Pemulen TR-2 gels
Sofia Hennen

Giant sequoia: an extraordinary case study involving Carbopol gel
Chelsea McKibbin

Revisiting a shipwrecked felt hat for Chatham Historic Dockyard Trust: a multidisciplinary approach
Deborah Phipps

Gels: evolution in practice
Chris Stavroudis

Conservation of murals by Eugène Delacroix at Saint Sulpice, Paris
Alina Moskalik-Detalle

Particle-based silicone cleaning emulsions: studies in model paint systems for the cleaning of water-sensitive artworks
Anthony Lagalante

Cleaning assessment of a vinyl dispersion paint: comparing Velvesil Plus Gel, microemulsions and aqueous solutions
Emilie Faust

Silicone polymers for the removal of grime from a selectively varnished oil, graphite and ink painting
Birgit Straehle


Day 3 – Wednesday 18th October

Poly(vinyl alcohol)-borax ‘gels’: a flexible cleaning option
Lora Angelova

Novel surface-attached gels from photo-crosslinkable polyacrylamides for the cleaning of works of art
Anca Mateescu

Innovative techniques for treating the reverse of paintings: gel systems and Aquazol 500 pre-impregnated facing pads
Enrica Boschetti

A comparison between gel and swab cleaning: physical changes to delicate surfaces
Barbara H Berrie

Moving on up: a review of results from SRAL’s tissue-gel composite approach
Gwendoline Fife

From biomass to restoration: a new green tool for the cleaning of artworks
Giorgia Sciuto

Conservation of a white Louise Nevelson installation: gel systems explored
Sarah Nunberg

The effect of gelling agents and solvents on poly(methyl methacrylate) surfaces: a comparative study
Stefani Kavda

Removing iron stains from wood and textile objects: assessing gelled siderophores as novel green chelators
Stavroula Rapti

Layer by layer: the removal of complex soiling on a collection of modern art bronzes using buffered pH-adjusted aqueous gels
Shelley Smith

Gel formulations coupled with mechanical cleaning techniques to remove old overpaint and pigmented coatings on a large altarpiece by Piero di Cosimo
Irma Passeri

Time-dependent ATR–FTIR studies on the release of solvents from cleaning gels into model systems of oil paint binding media
Lambert Baij

A study of water mobility in hydrogels suitable for biocleaning mural paintings: a unilateral NMR study
Valeria Di Tullio

The case of Capogrossi in Rome: trials and tests using gels for the cleaning of a contemporary wall paintingnto model systems of oil paint binding media
Paola Mezzadri

Gels at the Winterthur/University of Delaware Program in Art Conservation: a retrospective review of student projects, 1978–2016
Matthew Cushman



The use of agarose gels – Canasol® – acetone as a cleaning method using nonpolar substances on a nineteenth century document.
Beatriz Aguilar Sánchez, Rodrigo Buentello Martínez (INBA and EnCrym, Mexico City)

The use of solvent gels and thickened emulsions for cleaning water- and solvent-sensitive paintings. Case studies: 16th century tüchlein (glue size) paintings covering the doors of an altarpiece; a 19th century oil painting on a paper support.
Carmen Ahedo Pino (IPCE-MECD,Madrid)

The testing of a potassium polyacrylate (water) gel as pretreatment and storage of wet marine iron-organic composite artefacts
V. Argyropoulos, A. Bei, S.C. Boyatzis (Technological Educational Institute , Athens)

Barkcloth conservation challenges and the use of Agar gel
Chiara Arrighi, Maria Francesca Quarato, Luciana Rossi (Museo Nazionale Preistorico Etnografico “Luigi Pigorini”, Rome)

Local cleaning on paper with rigid gels: the relevance of pH adjustment
Sophie Barbisan and Anne-Laurence Dupont (Institut national du Patrimoine, Paris)

Biocleaning wall paintings with rough surfaces using warm agar gels
Bosch-Roig.P, Regidor Ros J.L., Soriano Sancho M.P., Montes Estelles R., Roig Picazo P.

The use of pemulen gels in public area (The use of Pemulen emulsions for the removal of dirt and overpaint from a Civil Arms portrait by Jonson van Ceulen, 1650.)
Marjan de Visser and Lucy Odlin (Den Haag)

Use of Acetone Rigid Gel For Adhesive Removal on an Early 20th Century Poster
María del Pilar Tapia López, Rodrigo Ruiz Herrera, Angélica Vásquez Martínez (ENCRyM-INAH MEXICO)

The removal of overpaint from a plaster cast of Hermes Fastening his Sandal
Eliza Doherty (London)

Use of Nanorestore Gels on Lime Wall Paintings in Swedish Medieval Churches
Hanna Eriksson, Ingrid Wedberg, Johanna Nessow and Matilda Dronmark-Thorlund

Removal of adhesives and cleaning media library: new treatments with gels on paper and parchment
M. Fagiolo, V. Giunta, C. Mazzuca and S. Orlanducci (University Of Rome)

Polyvinyl alcohol – borate gels as carriers of micro-emulsions and micellar solutions
Anna Fialová, Petr Kotlík (University of Chemistry and Technology, Prague)

Carbopol gels as carriers for oxidizing agents, in discoloured lead white conversion treatments
Lana Linda Fiskovic

The Release of St. Peter
Claudia Alejandra Garza and Ramón Avendaño ( Escuela Nacional de Conservación, Restauración y Museografía ENCRyM, Mexico)

The removal of acrylic coatinngs (Paraloid B72) from wall paintings by means of gelled systems. Practical case in roman frescoes from Empúries
Aleix Barberà Giné and Silvia Marín Ortega (Centre De Restauració De Béns Mobles De Catalunya)

Evaluation of rigid gels for cleaning a modern heavy impasto-ed and unvarnished paintings by statistical roughness analysis
Agata Graczyk, Marine Page, Pauline Hélou-de La Grandière and Sigrid Mirabaud

Solvent Gel vs. Solvent Poultice: Evaluating Two Techniques for Removal of Pressure-Sensitive Tape Stains from Paper
Cecilia Isaksson

From Brown to Bright – Removing several varnish and dirt layers from a 17th century wooden painted ceiling.
Roos Keppler, Annefloor Schlotter and Johanneke Verhave

Assessment of chemical systems on polychromed stone surfaces: a comparative study of hydrogels and physical gels

Marta Gómez Ubierna, Ana Laborde Marqueze, Maria Antonia García Rodríguez, Pedro Pablo Pérez García, Andrés Sánchez Ledesma, Livio Ferrazza

Comparison of three hydrogels for the local electrolysis of silver thread in textile conservation
Aline Letrange, Emmanuelle Pons, Julie Guerrier, Dominique Hourdet

Using Agarose gels to test conductivity and ph of pigments on paper in order to design more informed treatment proposals and to make better decision about storage and display (Turner, Casson and Darukhanawala)
Melissa Lewis

Using gellan gum for the stratigraphic cleaning of a canvas painting
Giacomo Maranesi (Fermo, Italy)

Using a “gel” of nanolime and nanosilica to repair highly damaged glass mosaic tesserae

Monica Martelli Castaldi, Marta Ebbreo, Ilaria Liguori, Simon Elio Leitner

Reports on the use of agar gel as solvent and poultice material for cleaning and overpaint removal in tempera paintings conservation
Michescu Andreea, Floroiu Anastasia, Ilie Daniela.Cristina, Pavel Rodica, Dudu Valentina, Postolache Dana, Darida Ioan. (University Of Fine Arts Bucharest)

The removal of layers of overlapping dirt and altered coatings from heavily restored medieval painted ceramic socarrats from València (Spain) by means of gelled systems.
Silvia Marín Ortega Aleix Barberà Giné (Escola Superior De Conservació-Restauració De Béns Culturals De Catalunya)

Washing paper with rigid gels bearing chelating agents
Ekaterina Pasnak (University Of Bergen)

The possibility of chelate sustaining gellan gum gels for treating paper objects
Brook Prestowitz (Conservation Center For Art And Historic Artifacts, Philadelphia)


Chiara Riedo, Giulia Rollo, Dominique Scalarone, Oscar Chiantore

Restoration of Paintings on Canvas in the rooms of Saint Aloysius Gonzaga at the Collegio Romano (Rome)
Susanna Sarmati (Rome)

“Getting Into the (Sea)Weeds: The Use of Rigid Agar Gels for the Cleaning of a Birch Bark Canoe”
Cindy Lee Scott (CLS Conservation Services Ltd)

Deconstructed agar gels in the restoration of the wall paintings in the chapel of Sant Miquel, in Monestir Reial de Santa Maria de Pedralbes, Barcelona
Rosa Senserrich-Espuñes, Marilena Anzani , Rabbolini Alfiero, Lidia Font-Pagès (University Of Barcelona)

Towards a sustainable use of agar/agarose in conservation: a case study from the Izu Peninsula, Japan
Misa Tamura (University of Glasgow), Koji Takagi

The use of gels for the cleaning of icon varnish and removal of surface stains from paintings at the Department of Restoration, National Academy of Art, Bulgaria
Silviya Varadinova-Papadaki

Responsive Bio-based Gels for the Preservation and Treatment of Archaeological Wooden Objects
Zarah Walsh-Korb and Luc Averous (University of Strasbourg)