Post on 04-Jun-2018
8/13/2019 Functional Design of Knitted Fabrics Based on Their Thermal Domain
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FUNCTIONAL DESIGN OF KNITTED FABRICS BASED ON THEIRTHERMAL DOMAIN
Macsim Mihaela, Farama Daniela and B!nar R"men*
Gheorghe Asachi Technical University, Faculty of Textile- Leather and Industrialanage!ent, "i!itrie ageron, no# $%, &'''(', Iasi, )o!ania
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Ke#$"rds%nitted fa.ric, Ther!al field, Ther!al resistance, /ater va0our resistance
ABSTRACT
The ai! of this 0a0er is to esta.lish the structural 0ara!eters and ther!o-0hysiologicalco!fort characteristics of 1nitted fa.rics 2ith single 3ersey structure, 0roduced on a4T5LL 64 (7' ULTIGAUG 1nitting !achine, gauge 8#$ #As these fa.rics are intended for clothing 2ore directly on the s1in, the selected ra2 !aterialincludes+ 9'': cotton yarns, count ;! (' h of dry relaxation, the fa.rics 2ere !easured to deter!ine the ra2 structural
0ara!eters and the co!fort ther!al 0ro0erties - ther!al resistance and 2ater va0ourresistance# The sa!0les 2ere then dyed according to the nature of the yarns# The dyedsa!0les 2ere again relaxed for $> h and tested for ther!al resistance and 2ater va0ourresistance# The structural 0ara!eters 2ere also deter!ined#The co!fort characteristics 2ere !easured using the =)T4T a00aratus B4ensora, 6hecC
)e0u.licD, si!ilar to I45 99'%$, .ased on the fast s1in !odel#
(' Resl!s and discssi"ns('&' S!rc!ral )arame!ers "* +ni!!ed *aricsThe values of structural 0ara!eters 0resented in Ta.le 9, are influenced .y thecharacteristics of ra2 !aterial, the 1nitted fa.ric structure and .y finishing 0rocess#
Ta.le 9# The values of structural 0ara!eters
4a!0le ?oriContaldensity
E2ale
9'': 6otton - ra2 79 7& 99>& $98 9#7
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8/13/2019 Functional Design of Knitted Fabrics Based on Their Thermal Domain
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9'': 6otton - dyed 7> 7% 97$8 $$(#$ 9#>
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('(' C"m*"r! charac!eris!ics "* +ni!!ed *aricsThe values of co!fort characteristics for the ra2 and finished BdyedD 1nitted fa.rics are
0resented in Ta.le $#Ta.le $# alues of ther!al resistance )tand 2ater va0our resistance )v
4a!0le ) tE!$
('
$#># 4i!ilar .ehaviour 2as registered for the ra2 and dyed 1nitted fa.rics !ade of ('