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[Union Carbide] A brand name for a low-molecular weight thermoplastic Polyvinyl acetate resin. AYAT has an average molecular weight of about 167,000. AYAT does not contain any additives.

Synonyms and Related Terms

European equivalent is Mowilith 60; Vinylite (former name)

Physical and Chemical Properties

  • Soluble in acetone, toluene.
  • Resistant to fats, greases, dilute acids and alkalis.
  • Viscosity=23
  • Tg = 26 C

Resources and Citations

  • J. Down, M.MacDonald, J.Te'treault, S.Williams, Adhesive Testing at the Canadian Conservation Institute-An Evaluation of Selected Poly(Vinyl acetate) and Acrylic Adhesives", Studies in Conservation 41:19-44, 1996.
  • Marie Svoboda, Conservation Survey Index, unpublished, 1997
  • C.V.Horie, Materials for Conservation, Butterworth-Heineman, London, 1997
  • Conservation Materials Ltd., Catalog