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Foreword |
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xi |
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Gels, green chemistry, gurus and guides |
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3 |
(8) |
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Polysaccharides: agar, gellan, xanthan and methyl celluloses |
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A study of commercial agar gels as cleaning materials |
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11 |
(8) |
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Thermo-reversible rigid agar hydrogels: their properties and action in cleaning |
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19 |
(10) |
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The treatment of Barnett Newman's Shining Forth in the MNAM Pompidou collection |
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29 |
(7) |
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Coupling gellan gels and electrochemical biosensors: real-time monitoring of cleaning and enzymatic treatments of Diana Scultori's The Wedding of Cupid and Psyche |
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36 |
(6) |
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Rigid polysaccharide gels for paper conservation: a residue study |
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42 |
(9) |
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The use of agar gel for treating water stains on an acrylic canvas |
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51 |
(6) |
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Gellan gum and agar compared to aqueous immersion for cleaning paper |
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57 |
(5) |
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Measurement of surface pH of paper using agarose gel plugs: a feasibility study |
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62 |
(5) |
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Cold, warm, warmer: use of precision heat transfer in the optimization of hydrolytic enzyme and hydrogel cleaning systems |
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67 |
(6) |
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Cleaning the Adolphe Roger murals at the church of Notre Dame de Lorette, Paris |
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73 |
(4) |
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Investigating the ability of phytate gel systems to treat iron gall ink at the British Library |
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77 |
(5) |
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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 |
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82 |
(5) |
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Challenges of a virgin water-sensitive surface: designing a cast agar gel cleaning system for Patrick Heron's Still-life against the Sea: 1949 |
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87 |
(5) |
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Gelling predictions: the challenges of taking research into practice |
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92 |
(4) |
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A study of thickened protein glues for the readhesion of absorbent flaking paints with methylcellulose and wheat starch paste |
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96 |
(5) |
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Agarose-enzyme gels in paper conservation |
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101 |
(6) |
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Agarose gels with methyl ethyl ketone for cleaning a 19th-century document |
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107 |
(3) |
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Rodrigo Buentello Martinez |
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Treating chromatic alterations on barkcloth with agar gel |
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110 |
(3) |
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Local cleaning of tidelines on paper using rigid gels: the influence of pH and conductivity |
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113 |
(3) |
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Chelating soluble iron(II) from iron gall ink using calcium phytate in agar gel |
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116 |
(3) |
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Biocleaning of wall paintings on uneven surfaces with warm agar gels |
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119 |
(3) |
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Pilar Bosch-Roig Jose Luis Regidor Ros |
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Maria Pilar Soriano Sancho |
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The removal of lead- and oil-based overpaint from a plaster cast of Hermes Fastening his Sandal |
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122 |
(4) |
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Solvent gel versus solvent poultice: evaluating two techniques for the removal of pressure-sensitive tape stains from paper |
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126 |
(3) |
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Using rigid gellan gel for the stratigraphic cleaning of a canvas painting |
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129 |
(3) |
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The use of agar gel for cleaning and overpaint removal from Romanian ecclesiastical tempera paintings |
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132 |
(3) |
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Washing works of art on paper using rigid hydrogels containing chelating agents |
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135 |
(3) |
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Use of a rigid gel for adhesive removal from an early 20th-century poster |
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138 |
(4) |
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Maria del Pilar Tapia Lopez |
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Angelica Vasquez Martinez |
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An initial assessment of local stain reduction using chelate-containing gellan gum gels in paper conservation |
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142 |
(3) |
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Getting into the (sea)weeds: the use of rigid agar gels for the cleaning of a birch bark canoe |
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145 |
(3) |
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Micro-fragmented agar gels in wall painting conservation: the chapel of Saint Michael in the Royal Monastery of Pedralbes, Barcelona |
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148 |
(4) |
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Towards the sustainable use of agar/agarose in conservation: a case study of the Izu peninsula, Japan |
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152 |
(5) |
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Polyacrylic: Pemulen and Carbopol |
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Resurrecting a giant: using solvent gels and aqueous systems to restore Villanova University's Triumph of David |
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157 |
(8) |
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The influence of organic and inorganic alkalis on the formulation and properties of Pemulen TR-2 gels |
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165 |
(7) |
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Giant sequoia: an extraordinary case study involving Carbopol gel |
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172 |
(5) |
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Revisiting a shipwrecked felt hat for Chatham Historic Dockyard Trust: a multidisciplinary approach |
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177 |
(4) |
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Carbopol gel as a carrier for oxidizing agents in discoloured lead white conversion treatment |
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181 |
(3) |
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From brown to bright: removing several varnish and dirt layers from a 17th-century ceiling painted on wood |
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184 |
(3) |
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Pemulen emulsions for the removal of overpaint, discoloured remains of lining adhesive, and remnants of older varnish layers on a 17th-century group portrait |
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187 |
(6) |
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Particle-based silicone cleaning emulsions: studies in model paint systems for the cleaning of water-sensitive artworks |
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193 |
(7) |
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Conservation of murals by Eugene Delacroix at Saint Sulpice, Paris |
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200 |
(9) |
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Gels: evolution in practice |
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209 |
(9) |
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Cleaning assessment of a vinyl dispersion paint: comparing Velvesil Plus Gel, microemulsions and aqueous solutions |
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218 |
(5) |
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Silicone polymers for the removal of grime from a selectively varnished oil, graphite and ink painting |
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223 |
(8) |
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Poly(vinyl alcohol)-borax `gels': a flexible cleaning option |
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231 |
(6) |
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Novel surface-attached gels from photo-crosslinkable polyacrylamides for the cleaning of works of art |
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237 |
(8) |
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Innovative techniques for treating the reverse of paintings: gel systems and Aquazol 500 pre-impregnated facing pads |
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245 |
(5) |
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A comparison between gel and swab cleaning: physical changes to delicate surfaces |
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250 |
(7) |
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Moving on up: a review of results from SRAL's tissue-gel composite approach |
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257 |
(5) |
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From biomass to restoration: a new green tool for the cleaning of artworks |
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262 |
(5) |
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Testing a potassium polyacrylate aqueous gel for the pretreatment and storage of wet marine iron and organic composite artefacts |
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267 |
(3) |
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The use of Nanorestore gels in the conservation of lime-based wall paintings |
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270 |
(4) |
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Ingrid Wedberg Johanna Nessow |
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Matilda Bronmark-Thorlund |
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New gel formulations for removal of adhesive residues and cleaning of paper and parchment |
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274 |
(3) |
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Poly(vinyl alcohol)-borate gels as carriers of microemulsions |
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277 |
(3) |
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Using a `gel' made from nano-lime and nano-silica to repair badly damaged glass mosaic tesserae |
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280 |
(3) |
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Improved PVA gels for the cleaning of paint surfaces |
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283 |
(4) |
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Trials of agar gels and task-specific salts for the electrochemical reduction of silver sulphide on silver leaf |
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287 |
(5) |
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Gels for removing varnish and surface stains from Bulgarian icons |
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292 |
(2) |
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Silviya Varadinova-Papadaki |
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Responsive bio-based gels for the preservation and treatment of archaeological wooden objects |
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294 |
(5) |
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Comparative studies (multi-gel use) |
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Conservation of a white Louise Nevelson installation: gel systems explored |
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299 |
(7) |
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Sarah Nunberg Carolyn Tomkiewicz |
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Gel formulations coupled with mechanical cleaning techniques to remove old overpaint and pigmented coatings on a large altarpiece by Piero di Cosimo |
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306 |
(10) |
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Time-dependent ATR-FTIR studies on the release of solvents from cleaning gels into model systems of oil paint binding media |
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316 |
(6) |
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Gels at the Winterthur/University of Delaware Program in Art Conservation: a retrospective review of student projects, 1978--2016 |
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322 |
(5) |
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A study of water mobility in hydrogels suitable for biocleaning mural paintings: a unilateral NMR study |
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327 |
(4) |
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The effect of gelling agents and solvents on poly(methyl methacrylate) surfaces: a comparative study |
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331 |
(6) |
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The case of Capogrossi in Rome: trials and tests using gels for the cleaning of a contemporary wall painting |
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337 |
(6) |
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Removing iron stains from wood and textile objects: assessing gelled siderophores as novel green chelators |
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343 |
(6) |
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Layer by layer: the removal of complex soiling on a collection of modern art bronzes using buffered pH-adjusted aqueous gels |
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349 |
(7) |
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The use of gel systems for cleaning water- and solvent-sensitive paintings |
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356 |
(4) |
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360 |
(3) |
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Claudia Alejandra Garza Villegas |
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The removal of Paraloid B-72 coatings with aqueous gelled systems: Roman frescoes from Empuries, Catalonia |
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363 |
(3) |
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Statistical evaluation of surface roughness measurements to evaluate rigid and mouldable hydrogels for cleaning unvarnished oil paint with heavy impasto |
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366 |
(3) |
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Pauline Helou-de La Grandiere |
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Comparison of three hydrogels for cleaning tarnished silver threads using electrochemical treatment |
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369 |
(3) |
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The removal of dirt and coatings from heavily restored medieval painted ceramic socarrats from Valencia, Spain, using gelled systems |
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372 |
(4) |
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Paintings on canvas in the rooms of St Aloysius Gonzaga at the Roman College, Rome |
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376 |
(5) |
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Terminology and properties of selected gels |
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381 |
(14) |
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Index |
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395 |
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