Difference between revisions of "Mylar"

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== Description ==
 
== Description ==
  
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[DuPont Teijin Films, Hopewell, VA] A registered trademark for a series of optically clear, colorless, thermoplastic [http://cameo.mfa.org/materials/fullrecord.asp?name=polyester film polyester films]. First introduced in the early 1950s, Mylar is composed of polyethylene terephthalate. It is a biaxially oriented film that is chemically inert and dimensionally stable. Mylar is an effective barrier to moisture, oil and grease. It has been used for lamination, coating, embossing, printing, and dyeing. Mylar has been also used for heat seal packaging. Mylar type D sheets are uncoated and have been used for enclosing photographs and coins as well as for making photocorners.  
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[DuPont Teijin Films, Hopewell, VA] A registered trademark for a series of optically clear, colorless, thermoplastic [[polyester_film|polyester films]]. First introduced in the early 1950s, Mylar® is composed of polyethylene terephthalate. It is a biaxially oriented film that is chemically inert and dimensionally stable. Mylar is an effective barrier to moisture, oil and grease. It has been used for lamination, coating, embossing, printing, and dyeing. Mylar has been also used for heat seal packaging. Mylar® type D sheets are uncoated and have been used for enclosing photographs and coins as well as for making photocorners.  
  
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Note: Mylar type D sheets were discontinued September 2001 by DuPont
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Note: Mylar® type D sheets were discontinued September 2001 by DuPont.
  
 
[[File:2002.683-SC53956.jpg|thumb|]]
 
[[File:2002.683-SC53956.jpg|thumb|]]
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== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
 
PET; Mylar [Du Pont]; Hostaphan [Mitsubishi]; Claryl [Toray]; 3M Polyester [3M]; Questar {Filmquest]; polyesterr; polyethylene terephthalate; tereftalato de polietileno (Esp.)
 
PET; Mylar [Du Pont]; Hostaphan [Mitsubishi]; Claryl [Toray]; 3M Polyester [3M]; Questar {Filmquest]; polyesterr; polyethylene terephthalate; tereftalato de polietileno (Esp.)
  
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== Other Properties ==
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Similar products: Melinex type 516
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== Applications ==
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== Personal Risks ==
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Difficult to ignite.  Burns with a shiny, yellow-orange, sooty flame.  Self-extinguishing.
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Polymer Plastics: [[https://www.polymerplastics.com/images/msds_sheets/Mylar.pdf| Safety Data Sheets]]
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== Collection Risks ==
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== Physical and Chemical Properties ==
  
 
Resistant to cold acids, weak alkalis, bleach and most organic solvents.  Degrades in strong alkalis, strong hot acids, cresol.  
 
Resistant to cold acids, weak alkalis, bleach and most organic solvents.  Degrades in strong alkalis, strong hot acids, cresol.  
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[[File:mylar.jpg|thumb|Rolls of Mylar film]]
 
[[File:mylar.jpg|thumb|Rolls of Mylar film]]
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== Hazards and Safety ==
 
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Difficult to ignite.  Burns with a shiny, yellow-orange, sooty flame.  Self-extinguishing.
 
  
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== Additional Information ==
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== Resources and Citations ==
  
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DuPont Teijin: [http://www.dupontteijinfilms.com/fstProductsTechnology.htm?cntProductsMylar.htm Website]
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* DuPont Teijin: [[http://69.67.54.76/FilmEnterprise/default.asp?Version=US Films Database]]
  
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== Sources Checked for Data in Record ==
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* Rachael Perkins Arenstein, Lisa Goldberg, and Eugenie Milroy, ‘Support and Rehousing for Collection Storage’ In ‘Preventive Conservation: Collection Storage’ Lisa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019.
  
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* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 625
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 625
  
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* Marjorie Shelley, Marjorie Shelley, ''The Care and Handling of Art Objects'', The Metropolitan Museum, New York, 1987
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* Marjorie Shelley, ''The Care and Handling of Art Objects'', The Metropolitan Museum, New York, 1987
  
 
* ''Caring for your Collections'', Arthur W Schulz (ed.), Harry N. Abrams, Inc. , New York, 1992
 
* ''Caring for your Collections'', Arthur W Schulz (ed.), Harry N. Abrams, Inc. , New York, 1992
  
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* Pam Hatchfield, Pam Hatchfield, ''Pollutants in the Museum Environment'', Archetype Press, London, 2002
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* Pam Hatchfield, ''Pollutants in the Museum Environment'', Archetype Press, London, 2002
  
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* Marjory L. Joseph, Marjory L. Joseph, ''Introductory Textile Science'', Holt, Rinehart and Winston, Fort Worth, TX, 1986
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* Marjory L. Joseph, ''Introductory Textile Science'', Holt, Rinehart and Winston, Fort Worth, TX, 1986
  
 
* ''Identification of Textile Materials'', The Textile Institute, Manchester, England, 1985
 
* ''Identification of Textile Materials'', The Textile Institute, Manchester, England, 1985
  
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* Wikipedia, the free encyclopedia, at http://www.wikipedia.com  Comment: http://en.wikipedia.org/wiki/Mylar (Accessed Sept. 10, 2005)
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* Wikipedia: http://en.wikipedia.org/wiki/Mylar (Accessed Sept. 10, 2005)
  
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* Teri Hensick, Teri Hensick, contributed information, 1998
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* Teri Hensick, contributed information, 1998
  
  
  
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[[Category:Materials database]]
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[[Category:Materials database]][[Category:MWG]][[Category: Sheet/Film, Plastic]]

Revision as of 16:32, 10 September 2020

2001.133-SC58698.jpg

Description

[DuPont Teijin Films, Hopewell, VA] A registered trademark for a series of optically clear, colorless, thermoplastic polyester films. First introduced in the early 1950s, Mylar® is composed of polyethylene terephthalate. It is a biaxially oriented film that is chemically inert and dimensionally stable. Mylar is an effective barrier to moisture, oil and grease. It has been used for lamination, coating, embossing, printing, and dyeing. Mylar has been also used for heat seal packaging. Mylar® type D sheets are uncoated and have been used for enclosing photographs and coins as well as for making photocorners.

Note: Mylar® type D sheets were discontinued September 2001 by DuPont.

2002.683-SC53956.jpg

Synonyms and Related Terms

PET; Mylar [Du Pont]; Hostaphan [Mitsubishi]; Claryl [Toray]; 3M Polyester [3M]; Questar {Filmquest]; polyesterr; polyethylene terephthalate; tereftalato de polietileno (Esp.)

Similar products: Melinex type 516

Applications

Personal Risks

Difficult to ignite. Burns with a shiny, yellow-orange, sooty flame. Self-extinguishing.

Polymer Plastics: [Safety Data Sheets]

Collection Risks

Physical and Chemical Properties

Resistant to cold acids, weak alkalis, bleach and most organic solvents. Degrades in strong alkalis, strong hot acids, cresol.

For a 1 mil film: Oxygen transmission = 19-32 ml/m2d; Water vapor transmission = 45-60 g/m2d;

Melting Point 250-260
Density 1.38
Refractive Index 1.54, 1.72
Rolls of Mylar film

Resources and Citations

  • Rachael Perkins Arenstein, Lisa Goldberg, and Eugenie Milroy, ‘Support and Rehousing for Collection Storage’ In ‘Preventive Conservation: Collection Storage’ Lisa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019.
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 625
  • Marjorie Shelley, The Care and Handling of Art Objects, The Metropolitan Museum, New York, 1987
  • Caring for your Collections, Arthur W Schulz (ed.), Harry N. Abrams, Inc. , New York, 1992
  • Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002
  • Marjory L. Joseph, Introductory Textile Science, Holt, Rinehart and Winston, Fort Worth, TX, 1986
  • Identification of Textile Materials, The Textile Institute, Manchester, England, 1985
  • Teri Hensick, contributed information, 1998

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