Hauv kev ua cov yas, kev tsim cov yeeb yaj kiab pob tshab yeej ib txwm yog qhov tseem ceeb rau ntau lub tuam txhab. Txhawm rau tsim cov yeeb yaj kiab pob tshab zoo, PVC stabilizers yog cov khoom tseem ceeb uas tsis tuaj yeem tsis tau. Cov kua PVC stabilizers tau nyiam rau lawv cov txiaj ntsig tshwj xeeb. Piv nrog cov khoom ruaj khov ib txwm muaj, lawv muaj kev sib kis zoo dua. Hauv cov txheej txheem tsim cov yeeb yaj kiab pob tshab, lawv tuaj yeem sib xyaw ua ke rau hauv cov ntaub ntawv PVC, xyuas kom meej tias txhua txoj saw hlau molecular tau ruaj khov thiab tiv thaiv zoo, uas yog qhov tseem ceeb rau kev tswj hwm qhov pob tshab ntawm cov yeeb yaj kiab. Ntxiv mus, lawv cov kua ua rau cov txheej txheem ntxiv yooj yim dua thiab meej, zam kev ua haujlwm hauv zos los ntawm kev sib kis tsis sib xws ntawm cov stabilizers thiab tso lub hauv paus rau kev tsim cov yeeb yaj kiab pob tshab zoo. Feem ntau hais lus,Cov kua PVC stabilizerstsim nyog rau cov yeeb yaj kiab calendered pob tshab feem ntau suav nrogMethyl Tin,Calcium-Zincthiab Carium-Zinc stabilizers.
Cov tshuaj stabilizers ua los ntawm kua Methyl Tin muaj kev ruaj khov zoo heev thiab tuaj yeem tiv thaiv kev lwj ntawm PVC nyob rau hauv cov txheej txheem ua haujlwm kub siab, ua kom pom tseeb thiab xim ruaj khov ntawm cov khoom. Txawm li cas los xij, lawv cov nqi kim heev. Hauv qee qhov xwm txheej ntawm daim ntawv thov uas tus nqi rhiab heev, cov lag luam yuav nrhiav lwm txoj hauv kev daws teeb meem.
Cov tshuaj stabilizer PVC Barium Zinc yog ib hom tshuaj thermal stabilizers uas muaj kev ua tau zoo heev. Rau cov yeeb yaj kiab calendered pob tshab, lawv tuaj yeem muab cov xim zoo thaum pib, ua rau cov yeeb yaj kiab kom zoo nkauj thiab xim thaum pib ua haujlwm. Lawv kuj muaj kev ua haujlwm thermal stability zoo mus sij hawm ntev thiab tuaj yeem ua kom cov yeeb yaj kiab tsis yooj yim hloov xim thiab laus thaum siv tom qab. Lub caij no, qhov lubricity ntawm barium-zinc stabilizers yog nruab nrab, uas pab cov khoom ntws thaum lub sijhawm ua haujlwm thiab ua rau cov txheej txheem calendering du thiab txhim kho kev ua haujlwm ntau lawm.
Cov tshuaj stabilizer PVC Calcium Zinc, ua cov neeg sawv cev ntawm cov tshuaj stabilizer uas zoo rau ib puag ncig, maj mam dhau los ua cov khoom siv tseem ceeb hauv kev lag luam. Lawv qhov zoo tshaj plaws yog ua rau ib puag ncig zoo thiab tsis muaj tshuaj lom, uas ua raws li qhov sib txawv ntawm kev tiv thaiv ib puag ncig nruj dua rau cov khoom yas. Hauv kev tsim cov yeeb yaj kiab pob tshab, cov tshuaj calcium-zinc stabilizers tuaj yeem muab cov yeeb yaj kiab nrog kev pom tseeb zoo thiab tiv taus huab cua zoo heev. Txawm tias cov yeeb yaj kiab raug rau sab nraum zoov ntev, lawv tuaj yeem tiv taus kev laus thiab teeb meem embrittlement los ntawm cov yam xws li ultraviolet rays thiab oxygen, yog li ua kom lub neej ua haujlwm ntawm cov yeeb yaj kiab ntev dua.
Nws yog ib qho tsim nyog hais txog qhov ntawdTopJoy Tshuajtshwj xeeb hauv kev tsim khoom thiab kev tshawb fawb thiab kev txhim kho cov kua stabilizers. TopJoy Chemical muaj pab pawg kws tshaj lij thiab cov thev naus laus zis siab heev, tshawb nrhiav tob rau hauv kev lag luam PVC thiab cog lus tias yuav muab cov neeg siv khoom nrog cov khoom lag luam kua stabilizer zoo uas ua tau raws li qhov xav tau sib txawv. Txawm hais tias cov neeg siv khoom uas nrhiav kev ua tau zoo xaiv PVC barium-zinc stabilizers lossis cov neeg siv khoom uas tsom mus rau kev tiv thaiv ib puag ncig nyiam PVC calcium-zinc stabilizers, TopJoy Chemical tuaj yeem ua tau raws li lawv cov kev xav tau thiab pab cov tuam txhab tsim cov khoom lag luam zoo pob tshab.
Lub sijhawm tshaj tawm: Lub Ib Hlis-13-2025