Difference between revisions of "Mars Plastic eraser"
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== Description == | == Description == | ||
| − | [Staedtler, Germany] A trademark for a white [ | + | [Staedtler, Germany] A trademark for a white [[vinyl%20eraser|vinyl eraser]]. First manufactured in 1967, Mars Plastic erasers are composed of [[polyvinyl%20chloride|polyvinyl chloride]] with phthalate [[plasticizer|plasticizers]] and [[calcium%20carbonate|calcium carbonate]] fillers. Mars Plastic erasers leave copious small white crumbs that can be removed with vacuuming (Estabrook, 1989). Surface pH measurement of the Mars Plastic erasers gave a neutral value of 7.66 (Estabrook, 1989). They are [[sulfur|sulfur]]-free. |
== Hazards and Safety == | == Hazards and Safety == | ||
Revision as of 12:16, 9 May 2016
Description
[Staedtler, Germany] A trademark for a white Vinyl eraser. First manufactured in 1967, Mars Plastic erasers are composed of Polyvinyl chloride with phthalate plasticizers and Calcium carbonate fillers. Mars Plastic erasers leave copious small white crumbs that can be removed with vacuuming (Estabrook, 1989). Surface pH measurement of the Mars Plastic erasers gave a neutral value of 7.66 (Estabrook, 1989). They are Sulfur-free.
Hazards and Safety
Decomposes with heat evolving hydrogen chloride fumes
Additional Information
° E. Estabrook "Considerations of the Effect of Erasers on Cotton Fabric" JAIC 28:79-96, 1989. Link ° E. J. Pearlstein, D. Cabelli, A. King, & N. Indictor :Effects of Eraser Treatment on Paper" JAIC 22(1):1-12, 1982. Link
Sources Checked for Data in Record
- Product Information Comment: Staedtler product information sheet at: http://www.staedtler.com/e4wstaedtler/central/resource.nsf/imgref/EC2F7CC61286C32AC1256B9F003CC282/$FILE/Radierer_Spitzer_english.pdf
- Website address 1 Comment: www.staedtler.com