Difference between revisions of "CM Bond - M series"

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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 slightly with age.
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[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.
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{| class="wikitable"
 +
|-
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! Trademark  name
 +
! Base polymer
 +
! Solution
 +
! Additives/Plasticizers
 +
! Properties
 +
|-
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| CM Bond®  M-1
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| Polyvinyl acetate
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| aqueous emulsion (54-56% solids)
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| none
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| Viscosity=300-600cps; pH = 5-7
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|-
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| CM Bond®  M-2
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| Ethylene/vinyl acetate copolymer  (10/90)
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| aqueous emulsion (54-56% solids)
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| none
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| Viscosity=1500-2000cps; pH =  4.5-6.0
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|-
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| CM Bond®  M-3
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| Polyvinyl acetate/polyvinyl  alcohol mixture (3:1)
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| aqueous emulsion (54-56% solids)
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| none
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| Viscosity=2300-700cps; pH = 5-7
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|-
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| CM Bond®  M-4
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| Polyvinyl acetate/polyvinyl  alcohol mixture
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| aqueous emulsion
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| none
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| Viscosity=300-700cps; pH =  4-6.5; dried film soluble in methanol
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|}
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
CM Bond M-1
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CM Bond® M-1, CM Bond® M-2, CM Bond® M-3, CM Bond® M-4
 
 
== Other Properties ==
 
 
 
Emulsion has 54-56% solids.  Viscosity = 300-600 cps 
 
 
 
Emulsion pH = 5-7 (manufacturer)
 
  
== Sources Checked for Data in Record ==
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==Resources and Citations==
  
 
* Marie Svoboda, Conservation Survey Index, unpublished, 1997
 
* Marie Svoboda, Conservation Survey Index, unpublished, 1997
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[[Category:Materials database]]
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[[Category:Materials database]][[Category:MWG]][[Category: Adhesives]]

Latest revision as of 10:18, 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, CM Bond® M-2, CM Bond® M-3, CM Bond® M-4

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