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. |
| − | == | + | == Risks == |
Decomposes with heat evolving hydrogen chloride fumes | Decomposes with heat evolving hydrogen chloride fumes | ||
| − | == | + | ==Resources and Citations== |
| − | + | * E. Estabrook "Considerations of the Effect of Erasers on Cotton Fabric" ''JAIC'' 28:79-96, 1989. [http://aic.stanford.edu/jaic/articles/jaic28-02-003.html Link] | |
| − | + | * E. J. Pearlstein, D. Cabelli, A. King, & N. Indictor :Effects of Eraser Treatment on Paper" ''JAIC'' 22(1):1-12, 1982. [http://aic.stanford.edu/jaic/articles/jaic22-01-001.html Link] | |
| + | |||
| + | * Staedtler product information sheet at: https://www.staedtler.com/us/en/products/pencils-and-accessories/erasers/mars-plastic-526-50-eraser-in-premium-quality-526-50-up/ | ||
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[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 12:40, 17 October 2022
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.
Risks
Decomposes with heat evolving hydrogen chloride fumes
Resources and Citations
- 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
- Staedtler product information sheet at: https://www.staedtler.com/us/en/products/pencils-and-accessories/erasers/mars-plastic-526-50-eraser-in-premium-quality-526-50-up/