Lycra®

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MFA Acc. #: 1999.671

Description

[Invista, formerly DuPont Textiles] A registered trademark for a spandex (polyurethane) fiber that is produced as a continuous filament. Lycra® was introduced in 1959. It is available in a wide range of yarn sizes with denier from 40-2240. It has excellent stretch and recovery properties and is one of the most durable elastic fibers available. Lycra® is used for girdles, swimwear, surgical hose, and athletic clothes. Chlorine in swimming pools can cause slow degradation of the fibers.

Lycra®

Synonyms and Related Terms

spandex; licra (Esp.); Lycra (Ned);

Other Properties

Soluble in hot dimethyl formamide. Moisture regain = 0.3% Elongation 500-700%. Cross section = round and fused at random points.

Melting Point 230

Hazards and Safety

Combustible, but self-extinguishing.

Lycra®

Additional Information

Lycra: Website

Comparisons

Properties of Synthetic Fibers


Sources Checked for Data in Record

  • Rosalie Rosso King, Textile Identification, Conservation, and Preservation, Noyes Publications, Park Ridge, NJ, 1985
  • Marjory L. Joseph, Introductory Textile Science, Holt, Rinehart and Winston, Fort Worth, TX, 1986
  • Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • Website address 1 Comment: www.astm.org

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