Difference between revisions of "AYAC"

Latest revision as of 11:42, 18 April 2022

Description

[Union Carbide] A brand name for a low-molecular weight thermoplastic Polyvinyl acetate resin. AYAC has an average molecular weight of about 12,800. It is generally used as an additive in other polyvinyl acetate resins to lower their softening point.

Synonyms and Related Terms

Vinylite (former name)

Risks

May release Acetic acid.

Physical and Chemical Properties

Soluble in acetone, toluene.
Resistant to fats, greases, dilute acids and alkalis.
Viscosity = 1.5
Tg =16 C
Refractive Index = 1.467

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Marie Svoboda, Conservation Survey Index, unpublished, 1997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

@@ Line 7: / Line 7: @@
 Vinylite (former name)
-== Other Properties ==
+== Risks ==
-Soluble in acetone, toluene. Resistant to fats, greases, dilute acids and alkalis.
+May release [[acetic%20acid|acetic acid]].
+== Physical and Chemical Properties ==
-Viscosity = 1.5
+* Soluble in acetone, toluene.
+* Resistant to fats, greases, dilute acids and alkalis.
+* Viscosity = 1.5
+* Tg =16 C
+* Refractive Index = 1.467
-{| class="wikitable"
+==Resources and Citations==
-|-
-! scope="row"| Molecular Weight
-| Tg =16 C
-|-
-! scope="row"| Refractive Index
-| 1.467
-|}
-== Hazards and Safety ==
+* 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.
-May release [http://cameo.mfa.org/materials/fullrecord.asp?name=acetic%20acid acetic acid].
-== Additional Information ==
-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.
-== Sources Checked for Data in Record ==
 * Marie Svoboda, Conservation Survey Index, unpublished, 1997
@@ Line 37: / Line 27: @@
 * Conservation Materials Ltd., Catalog
-* Jane Down, Maureen MacDonald, Jean Te'treault, Scott 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
-* Product Information  Comment: Union Carbide
 [[Category:Materials database]]