Degradation phenomena
Chromatic Alterations
Yellowing
An inherent change in colour of materials, usually toward a yellowish hueCOMMENT: COMMENT: Yellowing is a chemical transformation of organic matter such as binding media, varnishes and resins that occur over time.
Literature
Carlyle L., Binnie N., Kaminska E., Ruggles A., The yellowing/bleaching of oil paintings and oil paint samples, including the effect of oil processing, driers and mediums on the colour of lead white paint, 2002, in: ICOM-CC 13th Triennial Meeting Preprints, Rio di Janerio, 22-27 September 2002, pp 328-337Townsend J., The yellowing/bleaching behaviour of oil paint- further investigations into significant colour change as a response to dark storage followed by light exposure, 2011, in: Postprints of the ICOM-CC 16th Triennial Conference, Lisbon, 2011, paper 1307
https://www.icom-cc-publications-online.org/PublicationDetail.aspx?cid=4c89f7ad-739d-4fe4-846a-d2a97f2f9c5c
Townsend J., Do oil paintings darken when they are protected from light?, 2007, in: Turner studies newsletter, vol. 107, pp 9-10
Jablonski E., Learner T., Hayes J., Golden M., The Conservation of Acrylic Emulsion Paintings: A Literature Review, 2010, in: ,
https://www.researchgate.net/publication/260400209_The_Conservation_of_Acrylic_Emulsion_Paintings_A_Literature_Review
Hamm J., Gavett B., Golden M., Hayes J., Kelly C., Messinger J., Contompasis M., Suffield B., The discoloration of acrylic dispersion media, 1993, in: Saving the Twentieth century: the conservation of modern materials, Canadian Conservation Institute, Ottawa, 1993 , pp 381-392
Whitmore P.M., Colaluca V.G., The natural and accelerated aging of an acrylic artists’ medium, 1995, in: Studies in Conservation vol. 41, nr. 1, 1995, pp 51-64
Whitmore P.M., Colaluca V.G., Morris H.R., The light bleaching of discoloured films of an acrylic artists’ medium, 2002, in: Studies in Conservation vol. 47, nr. 4, 2002, pp 237-249