Tawv tsis yog tsuas yog ib qho kev zam xwb, nws tseem yog qhov tshwm sim ntawm cov txheej txheem tshuaj lom neeg zoo hu ua tanning. Hauv thaj chaw ntawm cov tshuaj lom neeg tawv nqaij, ib qho txheej txheem tseem ceeb sawv tawm -kev rov ua kom tawv nqaij dua Cia peb pib taug kev mus rau qhov chaw zoo kawg nkaus kom paub txog cov lus zais ntawm kev rov ua kom tawv nqaij zoo nkauj, uas yog ib qho txheej txheem tseem ceeb hauv kev tsim tawv, thiab tshawb nrhiav lub ntiaj teb zoo kawg nkaus ntawm cov tshuaj lom neeg tawv.
1. Kev tshawb fawb txog kev tanning tawv: Kev tanning tawv yog cov txheej txheem ntawm kev hloov cov tawv tsiaj nyoos mus ua cov khoom siv ruaj khov thiab yoog tau. Cov txheej txheem no suav nrog ntau yam tshuaj lom neeg uas ua rau cov collagen fibers hauv cov tawv ruaj khov thiab tiv thaiv nws kom tsis txhob lwj. Cov tshuaj tshwj xeeb hu ua retanning agents ua lub luag haujlwm tseem ceeb hauv cov txheej txheem retanning.
2. Tshawb nrhiav kev rov ua kom zoo nkauj nrogcov tshuaj pleev xim dua tshiabCov tshuaj pleev tawv nqaij rov qab yog cov khoom xyaw tseem ceeb uas siv rau theem rov qab pleev tawv nqaij ntawm kev tsim tawv nqaij. Cov tshuaj no yog qhov tseem ceeb rau kev muab cov yam ntxwv xav tau rau tawv nqaij xws li kev mos, elasticity thiab xim ruaj khov. Lawv kuj txhim kho nws qhov hnyav thiab lub zog tag nrho.
3. Muaj ntau homcov tshuaj pleev xim dua tshiabCov tshuaj pleev xim rau tawv nqaij muaj ntau hom sib txawv, txhua tus muaj nws lub luag haujlwm tshwj xeeb. Cov tshuaj pleev xim, xws li kaolin, yog siv los sau cov qhov chaw hauv cov tawv nqaij, ua rau cov khoom du thiab zoo nkauj. Cov resins, xws li acrylics, pab txuas cov fibers ua ke kom muaj zog ntxiv. Cov roj fatliquors, xws li cov roj hluavtaws thiab cov roj ntuj, ua kom tawv nqaij mos thiab ua rau nws yooj ywm dua. Tsis tas li ntawd, cov tshuaj sulfur-based yog siv los pab txhawb kev sib xyaw ntawm cov tshuaj pleev xim rau tawv nqaij, yog li ua rau nws ruaj khov dua.
4. Kev xav txog ib puag ncig: Nyob rau xyoo tas los no, kev lag luam tawv tau hloov nws txoj kev tsom mus rau cov txheej txheem tsim khoom ruaj khov thiab zoo rau ib puag ncig. Nrog kev nce qib hauv kev siv tshuab tawv, cov neeg sawv cev tanning ecological xws li cov nroj tsuag extracts thiab biomimetic compounds tau txais kev nyiam vim lawv txo qis kev cuam tshuam rau ib puag ncig. Cov neeg sawv cev no txo qis kev tso tawm cov tshuaj lom neeg rau hauv ib puag ncig, ua rau tawv tanning yog ib qho kev coj ua ruaj khov dua.
5. Ua raws li cov qauv zoo: Cov khoom tawv raug kuaj xyuas zoo thiab ua tau raws li cov qauv thoob ntiaj teb. Kev siv cov tshuaj retanning kom zoo ua kom cov khoom kawg ua tau raws li cov lus qhia xws li xim sib xws, mos thiab tiv taus khawb lossis rhuav. Cov txheej txheem tshuaj xyuas siab heev, suav nrog kev luam theej duab electron microscopy thiab kev tshuaj xyuas spectroscopic, pab txheeb xyuas cov kev ntsuas zoo no. Xaus lus: Lub ntiaj teb ntawm kev tanning tawv thiab retanning yog kev sib xyaw ua ke ntawm kev ua tau zoo ntawm kev tshawb fawb, kev kos duab thiab kev paub txog ib puag ncig.
Raws li kev lag luam tawv nqaij txuas ntxiv mus, kev nce qib hauv thev naus laus zis thiab cov tshuaj tsim cov tshuaj cog lus tias yuav muab cov khoom tawv nqaij zoo, ruaj khov. Kev nkag siab txog qhov nyuaj ntawm kev rov ua kom tawv nqaij thiab nws cov tshuaj lom neeg cuam tshuam yuav tsis tsuas yog ua rau peb txaus siab rau cov khoom tawv nqaij xwb tab sis kuj qhia txog lub peev xwm loj heev ntawm kev lag luam tshuaj tawv nqaij. Los ntawm kev nkag mus rau hauv lub ntiaj teb ntawm cov tshuaj tawv nqaij, peb qhia cov lus zais tom qab tsim cov tawv nqaij zoo nkauj uas muaj kev ruaj khov, kev hloov pauv tau yooj yim thiab kev zoo nkauj, thaum ua raws li kev thov kom ruaj khov.
Lub sijhawm tshaj tawm: Lub Xya Hli-07-2023