Wɔde Tencel ntama di dwuma kɛse wɔ ntade ne ofie nneɛma mu esiane sɛ ɛtwetwe nsu yiye, ɛka ho brɛoo, na ɛnyɛ nea ɛmma nneɛma a atwa yɛn ho ahyia nti. Sɛnea ɛbɛyɛ na wɔahwɛ ahu sɛ ne su hyia gyinapɛn ahorow no, ɛyɛ nhyehyɛe a wɔde sɔ hwɛ a ɛfa nneɛma atitiriw abiɛsa ho: nneɛma a ɛwɔ nipadua mu, nnuru ahobammɔ, ne nneɛma a atwa yɛn ho ahyia ho nsɛnkyerɛnne.
1. Abɔde mu Nneɛma Ho Sɔhwɛ
Nea edi kan no, wɔde aniwa hwehwɛ ntama no mu de hwɛ sɛnea ntama no kɔla yɛ pɛ, ne soro sintɔ ahorow, ne sɛnea ntama no ayɛ skew. Afei wɔsɔ honam fam nsɛnkyerɛnne atitiriw hwɛ:
1. Ahoɔden Sɔhwɛ: Wɔde afiri a wɔde sɔ tensile hwɛ di dwuma de susuw ahoɔden a ɛbubu wɔ warp ne weft akwankyerɛ mu de hwɛ hu sɛ ntama no bɛkyɛ.
2. Shrinkage Test: Wɔhohoro nhwɛsode ahorow na wɔyow sɛnea wɔtaa yɛ, na wɔsusuw nsakrae a ɛba wɔ nsusuwii mu. Mpɛn pii no, wɔhwehwɛ sɛ ntwitwiridii yɛ Nea ennu anaasɛ ɛne 3% yɛ pɛ.
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2. Nnuru Ahobammɔ Ho Sɔhwɛ
Ɛwom sɛ Tencel yɛ nhama a wɔsan yɛ no foforo wɔ abɔde mu de, nanso wɔda so ara hwehwɛ nneɛma a epira mu denneennen:
• pH a Wɔkyerɛ: Wɔsɔ ntama no pH hwɛ bere a wɔde ahyɛ nsu mu awie na ɛsɛ sɛ ɛhyɛ nea ahobammɔ wom a ɛyɛ 4.0-7.5 ma onipa honam ani.
• Formaldehyde ne Heavy Metals: Wɔnam yiyi mu na ɛyɛ nkaeɛ dodoɔ mu nhwehwɛmu, a wɔhwehwɛ sɛ formaldehyde dodoɔ no sua anaa ɛne 75mg/kg yɛ pɛ na dadeɛ a emu yɛ duru no sua sen anohyetoɔ no.
• Azo Dyes a Wɔabara: Wɔde gas chromatography di dwuma de hwehwɛ amine a ɛyɛ huam a ɛde kokoram ba de hwɛ hu sɛ wodi akwan a wɔfa so de kɔla yɛ no so.
3. Nneɛma a Atwa Yɛn Ho Ahyia ne Dwumadie mu Nhwehwɛmu
Wɔde nnua a wɔayam na ɛyɛ Tencel na ɛhia FSC kwaeɛ adansedie anaa EU ECOCERT adansedie de akyerɛ sɛdeɛ nneɛma a wɔde yɛ adwuma no tumi kɔ so tra hɔ. Bio nso, nsɛm a wɔka sɛ ɛyɛ adwuma te sɛ nea ɛko tia mmoawa ne UV ahobammɔ hwehwɛ sɛ wɔyɛ nhwehwɛmu ntɛmntɛm wɔ aduruyɛdan mu de hwɛ sɛ aduru no kyɛ anaa.
Sɔhwɛ nhyehyɛe no awiei koraa no ɛde amanneɛbɔ a wɔahyɛ da ayɛ a ɛfa parameter aba ne nsɛm a wɔde wie nyinaa ho ba. Saa sɔhwɛ nhyehyɛe a emu yɛ den yi nyɛ sɛ ɛbɔ adetɔfo hokwan ahorow ho ban nko na mmom ɛma wɔpene so a ɛkorɔn-ma wɔ wiase nyinaa dwumadie a wɔde Tencel ntama di dwuma ho.
