Difference between revisions of "CM Bond - M series"
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m (Text replace - "== Authority ==" to "== Sources Checked for Data in Record ==") |
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== Description == | == Description == | ||
| − | [W.R.Grace and Co.] A registered trademark for an aqueous white adhesive emulsion containing polyvinyl acetate. CM Bond® M-1 does not contain any added plasticizers. It dries to a clear film but may yellow | + | [W.R.Grace and Co.] A registered trademark for an aqueous white adhesive emulsion containing polyvinyl acetate. CM Bond® M-1 does not contain any added plasticizers. It dries to a clear film but may yellow with exposure to sunlight. Films also soften with exposure to water. |
| + | |||
| + | {| class="wikitable" | ||
| + | |- | ||
| + | ! Trademark name | ||
| + | ! Base polymer | ||
| + | ! Solution | ||
| + | ! Additives/Plasticizers | ||
| + | ! Properties | ||
| + | |- | ||
| + | | CM Bond® M-1 | ||
| + | | Polyvinyl acetate | ||
| + | | aqueous emulsion (54-56% solids) | ||
| + | | none | ||
| + | | Viscosity=300-600cps; pH = 5-7 | ||
| + | |- | ||
| + | | CM Bond® M-2 | ||
| + | | Ethylene/vinyl acetate copolymer (10/90) | ||
| + | | aqueous emulsion (54-56% solids) | ||
| + | | none | ||
| + | | Viscosity=1500-2000cps; pH = 4.5-6.0 | ||
| + | |- | ||
| + | | CM Bond® M-3 | ||
| + | | Polyvinyl acetate/polyvinyl alcohol mixture (3:1) | ||
| + | | aqueous emulsion (54-56% solids) | ||
| + | | none | ||
| + | | Viscosity=2300-700cps; pH = 5-7 | ||
| + | |- | ||
| + | | CM Bond® M-4 | ||
| + | | Polyvinyl acetate/polyvinyl alcohol mixture | ||
| + | | aqueous emulsion | ||
| + | | none | ||
| + | | Viscosity=300-700cps; pH = 4-6.5; dried film soluble in methanol | ||
| + | |} | ||
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| Line 13: | Line 46: | ||
Emulsion pH = 5-7 (manufacturer) | Emulsion pH = 5-7 (manufacturer) | ||
| − | == | + | ==Resources and Citations== |
* Marie Svoboda, Conservation Survey Index, unpublished, 1997 | * Marie Svoboda, Conservation Survey Index, unpublished, 1997 | ||
Revision as of 10:05, 28 March 2022
Description
[W.R.Grace and Co.] A registered trademark for an aqueous white adhesive emulsion containing polyvinyl acetate. CM Bond® M-1 does not contain any added plasticizers. It dries to a clear film but may yellow with exposure to sunlight. Films also soften with exposure to water.
| Trademark name | Base polymer | Solution | Additives/Plasticizers | Properties |
|---|---|---|---|---|
| CM Bond® M-1 | Polyvinyl acetate | aqueous emulsion (54-56% solids) | none | Viscosity=300-600cps; pH = 5-7 |
| CM Bond® M-2 | Ethylene/vinyl acetate copolymer (10/90) | aqueous emulsion (54-56% solids) | none | Viscosity=1500-2000cps; pH = 4.5-6.0 |
| CM Bond® M-3 | Polyvinyl acetate/polyvinyl alcohol mixture (3:1) | aqueous emulsion (54-56% solids) | none | Viscosity=2300-700cps; pH = 5-7 |
| CM Bond® M-4 | Polyvinyl acetate/polyvinyl alcohol mixture | aqueous emulsion | none | Viscosity=300-700cps; pH = 4-6.5; dried film soluble in methanol |
Synonyms and Related Terms
CM Bond M-1
Other Properties
Emulsion has 54-56% solids. Viscosity = 300-600 cps
Emulsion pH = 5-7 (manufacturer)
Resources and Citations
- Marie Svoboda, Conservation Survey Index, unpublished, 1997
- 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