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Showing result 1 - 5 of 8 essays matching the above criteria.

  1. 1. PLASTER CASTS AND CORROSION AN EXPERIMENTAL STUDY ON REMOVAL OF CORROSION PRODUCTS FROM PLASTER CASTS

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Gabriella Zimmerman; [2023-11-07]
    Keywords : plaster cast conservation; iron corrosion staining; xanthan gel; Arbocel®; latex cleaning; chelating agents;

    Abstract : Conservation of plaster casts is complex due to the nature of the material itself. Corrosion of armature and metal structural supports is one of the most common causes of damage in plaster casts and subsequent corrosion staining. READ MORE

  3. 2. The Use of Gels for the Removal of Cellulose Nitrate Lacquer on Silver

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Miri Katayon; [2022-07-05]
    Keywords : agar gel; metal conservation; nanomaterials; silver coating; sustainable conservation; varnish removal;

    Abstract : The conservation of silver objects mainly constitutes addressing the issues of tarnish removal and of preventing tarnish. For decades lacquer has been used to coat silver objects in order to protect them from tarnishing. READ MORE

  4. 3. The Choirproject Considerations for the storage of a composite contemporary artwork: Tilda Lovell’s The Choirproject

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Lee Andersson; [2021-07-16]
    Keywords : conservation; rubber; anoxia; cold storage; Gothenburg Museum of Art;

    Abstract : This thesis investigates alternatives for storing of the contemporary artwork Tilda Lovell’s artwork The Choirproject by artist Tilda Lovell. The piece consists of a video and nine sculptures in composite materials, predominantly bones but also notably a rubber balloon and wax. READ MORE

  5. 4. Bits & Bobs : Finds from a research excavation of Birka’s rampart: A study with focus on material distribution and metal conservation

    University essay from Stockholms universitet/Arkeologiska forskningslaboratoriet

    Author : Mikael Heljeback; [2019]
    Keywords : Archaeology; Metal conservation; Birka; Rampart; Iron age; Viking; Excavation; XRF; Comb; Beads; Osteoarchaeology; Ceramics; Hillfort; Artefacts; Database; Corrosion;

    Abstract : In the spring of 2018, a prospection and subsequent research excavation of a previously unstudied area related to the rampart of the Viking age town of Birka, Sweden, was undertaken by students and professors from the archaeological science department affiliated with Stockholm University.The purpose of this paper is to examine and categorise the various excavated finds, the ensuing conservation and preservation of the metal objects as well as to investigate the context and possible function of the site regarding the spatial distribution of said finds. READ MORE

  6. 5. Extraction of Mn and Cr from slags by molten salt electrolysis

    University essay from KTH/Materialvetenskap

    Author : Sun Tianming; [2012]
    Keywords : Molten salts; Electrolysis; Slag; Cr; Mn.;

    Abstract : There are many kinds of elements, especially heavy metallic elements, presentin the industrial slags. These elements bring big environmental problems ifthey are directly used in land filling. And the recovery of these elements canalso have benefits for the resource conservation. READ MORE