Difference between revisions of "Lycra"
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== Description == | == Description == | ||
[Invista, formerly DuPont Textiles] A registered trademark for a [[spandex fiber|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. | [Invista, formerly DuPont Textiles] A registered trademark for a [[spandex fiber|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. | ||
| − | + | [[File:58 polyurthn Lycra 200X pol.jpg|thumb|Lycra at 200x polarized light]] | |
| − | [[File:58 polyurthn Lycra 200X pol.jpg|thumb|Lycra]] | + | [[File:58 polyurthn Lycra 200X.jpg|thumb|Lycra at 200x transmitted light]] |
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== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
spandex; licra (Esp.); Lycra (Ned); | spandex; licra (Esp.); Lycra (Ned); | ||
| − | == | + | == Risks == |
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Combustible, but self-extinguishing. | Combustible, but self-extinguishing. | ||
| − | + | == Physical and Chemical Properties == | |
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| − | + | * Soluble in hot dimethyl formamide. | |
| + | * Moisture regain = 0.3% | ||
| + | * Elongation 500-700%. | ||
| + | * Cross section = round and fused at random points. | ||
| + | * Melting Point = 230 C | ||
== Comparisons == | == Comparisons == | ||
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[[media:download_file_86.pdf|Properties of Synthetic Fibers]] | [[media:download_file_86.pdf|Properties of Synthetic Fibers]] | ||
| + | ==Resources and Citations== | ||
| + | * Lycra: [https://www.lycra.com/en/consumers-discover/what-lycra-fiber Website] | ||
| + | * 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 | |
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* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
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[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 09:50, 16 October 2022
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.
Synonyms and Related Terms
spandex; licra (Esp.); Lycra (Ned);
Risks
Combustible, but self-extinguishing.
Physical and Chemical Properties
- Soluble in hot dimethyl formamide.
- Moisture regain = 0.3%
- Elongation 500-700%.
- Cross section = round and fused at random points.
- Melting Point = 230 C
Comparisons
Properties of Synthetic Fibers
Resources and Citations
- Lycra: Website
- 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