Cov txheej txheem ntawm tanning tawvYog cov kauj ruam tseem ceeb hauv kev hloov cov tsiaj hauv kev hloov pauv rau hauv cov khoom siv ruaj khov, cov khoom siv ntev ntev uas tuaj yeem siv rau ntau cov khaub ncaws thiab cov khau thiab khoom siv. Cov ntaub ntawv raw siv rau hauv tanning ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab cov khoom zoo thiab cov khoom ntawm cov tawv tiav. Nkag siab txog ntau cov ntaub ntawv raw nrog rau hauv cov txheej txheem tanning yog qhov tseem ceeb rau txhua tus neeg koom nrog kev lag luam tawv.
Ib qho ntawm cov ntaub ntawv raw tseem siv hauv tanning tawv yog tus tsiaj nkaum nws tus kheej. Lub hides yog ib txwm tau txais los ntawm cov tsiaj xws li cov nyuj, yaj, tshis, thiab npua, uas tau tsa rau lawv cov nqaij thiab lwm yam los ntawm cov khoom lag luam thiab lwm yam los ntawm cov khoom lag luam thiab lwm yam khoom noj. Qhov zoo tshaj ntawm lub hides yog cuam tshuam los ntawm cov lus xws li tsiaj yug tsiaj, hnub nyoog, thiab cov xwm txheej uas nws tau tsa. Hides nrog tsawg dua cov plaub thiab ntau txawm tias tuab yog nyiam rau kev tsim tawv.
Ntxiv rau cov tsiaj hides, tanneries kuj siv ntau yam tshuaj thiab cov khoom ntuj los pab txhawb cov txheej txheem tanning. Ib qho ntawm feem ntau tanning tanning cov neeg sawv cev yog tannin, ib qho tshwm sim polyphenolic Tannin paub txog nws lub peev xwm los khi rau cov tsiaj collagen hauv tsiaj nkaum, muab cov tawv nws lub zog, hloov tau yooj yim, thiab kev tawm tsam kom lwj. Tannneries tuaj yeem tau tannin los ntawm rho tawm nws los ntawm cov khoom siv cog qoob loo lossis siv cov lag luam tannin cia.
Lwm tus neeg sawv cev tanning yog chromium ntsev, uas tau siv dav hauv tawv tawv niaj hnub. Chromium Tanning paub txog nws qhov nrawm nrawm thiab ua tau zoo, nrog rau nws lub peev xwm los tsim cov tawv mos, tawv tawv nrog cov xim khaws cia. Txawm li cas los xij, kev siv cov chromium hauv tanning tau tsa ib puag ncig kev txhawj xeeb vim muaj peev xwm muaj kuab paug thiab muaj kuab paug. Tanneries yuav tsum ua raws txoj cai nruj thiab ua tau zoo tshaj plaws rau kev cuam tshuam ib puag ncig ntawm chromium tanning.
Lwm yam tshuaj lom neeg siv nyob rau hauv tanning cov txheej txheem muaj cov acids, hauv paus, thiab ntau yam hluavtaws tanning. Cov tshuaj no pab kom tshem cov plaub hau thiab nqaij los ntawm cov hides, kho cov phev tanning, thiab pab txhawb nqa cov tannins lossis chromium mus rau lub collagen fibers. Tanneries yuav tsum muab cov tshuaj no ua tib zoo ua kom muaj kev tiv thaiv kev nyab xeeb thiab kev tiv thaiv ib puag ncig.
Ntxiv nrog rau cov neeg sawv cev tseem ceeb, Tanneries tuaj yeem siv ntau yam khoom siv kom ua tiav cov khoom lossis ua tiav hauv tawv tawv. Cov no yuav suav nrog Dyes thiab cov xim rau cov xim, roj thiab dej tsis kam, thiab cov neeg sawv cev ua kom tiav xws li cov resins thiab cov polymers thiab lus. Qhov kev xaiv ntawm cov khoom siv uas xav tau ntawm cov tawv ua tiav, txawm hais tias nws yuav yog qhov kawg zam cov khoom lossis cov khoom siv sab nraum zoov.
Kev xaiv thiab ua ke ntawm cov ntaub ntawv raw rau tanning tawv yog qhov kev nkag siab thiab cov txheej txheem tshwj xeeb uas yuav tsum tau nkag siab tob txog Chemistry, Biology, thiab cov khoom siv science. Tanneries yuav tsum ua tib zoo sib npaug xws li tus nqi xws li tus nqi, kev cuam tshuam ib puag ncig thaum muaj sia ua cov tawv nqaij zoo uas ua tau raws li kev xav tau ntawm kev lag luam.
Raws li tau txais kev paub txog kev paub txog ib puag ncig thiab cov teeb meem kev coj ua, muaj ntau yam ntxiv nyob rau hauv kev coj ua nyab xeeb thiab eco-phooj ywg tanning. Qee cov Tannneries tau tshawb nrhiav lwm cov neeg ua kom sov tanning los ntawm cov khoom siv tshiab thiab cov txiv hmab txiv ntoo thiab cov tshuab hluav taws xob tsim kho kom zoo nkauj xws li enzymatic thiab zaub tanning. Cov kev siv zog no taw los txo cov kev cia siab rau ntawm cov tshuaj lom neeg thiab txo qhov kev taug ko taw ntawm kev tsim tawv.
Zuag qhia tag nrho, cov ntaub ntawv raw rau tanning tawv yog muaj ntau yam muaj sib txawv thiab ntau yam keeb kwm nplua nuj thiab niaj hnub ua haujlwm hauv kev lag luam tawv. Los ntawm kev nkag siab thiab ua tib zoo tswj cov ntaub ntawv raw no, tannings tuaj yeem tsim cov khoom siv zoo thaum daws cov kev cov nyom thaum tswj hwm ib puag ncig.
Lub Sijhawm Post: Mar-14-2024
