Difference between revisions of "Laponite RD"
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[Laporte Absorbents] A brand name for a synthetically prepared clay composed of sodium magnesium lithium silicate. When mixed with water, Laponite forms a clear thixotropic gel. Industrially, it is used in paints, inks, cleaning materials, shampoos and cosmetics. In some conservation treatments, Laponite has been used as a poulticing material to remove stains and dirt from ceramic and stone objects. | [Laporte Absorbents] A brand name for a synthetically prepared clay composed of sodium magnesium lithium silicate. When mixed with water, Laponite forms a clear thixotropic gel. Industrially, it is used in paints, inks, cleaning materials, shampoos and cosmetics. In some conservation treatments, Laponite has been used as a poulticing material to remove stains and dirt from ceramic and stone objects. | ||
| − | == | + | == Risks == |
| − | + | * Dust may contain fine particle silica. | |
| − | == | + | ==Physical and Chemical Properties== |
| − | + | Disperses and gels in water. | |
| − | |||
| − | |||
| − | + | ==Resources and Citations== | |
| − | + | * D.Ling, "Laponite Poulticing", ''Conservation News'', 46, p.10-11,1991. | |
* Ceramics and Glass Conservation Section, List of Workshop Materials, The British Museum, London | * Ceramics and Glass Conservation Section, List of Workshop Materials, The British Museum, London | ||
Latest revision as of 16:35, 7 September 2022
Description
[Laporte Absorbents] A brand name for a synthetically prepared clay composed of sodium magnesium lithium silicate. When mixed with water, Laponite forms a clear thixotropic gel. Industrially, it is used in paints, inks, cleaning materials, shampoos and cosmetics. In some conservation treatments, Laponite has been used as a poulticing material to remove stains and dirt from ceramic and stone objects.
Risks
- Dust may contain fine particle silica.
Physical and Chemical Properties
Disperses and gels in water.
Resources and Citations
- D.Ling, "Laponite Poulticing", Conservation News, 46, p.10-11,1991.
- Ceramics and Glass Conservation Section, List of Workshop Materials, The British Museum, London
- Marie Svoboda, Conservation Survey Index, unpublished, 1997
- Gordon Hanlon, contributed information, 1998