Calcium zinc stabilizeryog ib qho tseem ceeb ntawm cov khoom lag luam ntawm pvc (polyvinyl chloride) cov khoom lag luam. PVC yog cov khoom siv nrov tau siv ntau cov ntawv thov, los ntawm cov khoom siv tsim kho rau cov neeg siv khoom. Txhawm rau kom ntseeg tau txog lub durability thiab kev ua tau ntev ntawm PVC, cov stabilizizers kub tau ntxiv rau cov khoom siv thaum lub sijhawm ua haujlwm ntau lawm. Ib qho hluav taws xob nquag siv nyob rau hauv pvc ntau lawm yog calcium zinc stabilizer.
Calcium Zinc Stabilizers tau siv los tiv thaiv PVC los ntawm kev txiav txim siab ntawm qhov kub. Lawv ua haujlwm los ntawm reacting nrog chlorine atoms hauv PVC, uas pab tiv thaiv hydrochloric acid los ntawm kev sib sau thaum ua cua sov. Cov tshuaj tiv thaiv no tseem yuav pab tau PVC cov khoom siv kho mob thiab lub cev, kom ntseeg tau cov khoom tseem nyob ruaj khov thiab ruaj khov rau nws lub neej pabcuam.
Ib qho ntawm cov ntsiab lus tseem ceeb ntawm kev siv calcium zinc stabilizers hauv pvc ntau lawm yog lawv lub peev xwm los muab cov khoom siv hluav taws xob zoo heev. Qhov no txhais tau tias PVC cov khoom lag luam muaj cov caburbiurizers muaj peev xwm tiv thaiv tau qhov kub thiab txias yam tsis tau poob lawv cov qauv kev ntseeg lossis kev ua tau zoo. Yog li no, cov khoom no feem ntau siv nyob rau hauv cov ntawv thov uas kub tiv taus yog qhov kub, xws li cov ntaub ntawv hauv tsev, thiab hluav taws xob rwb thaiv tsev.
Ntxiv rau muab muab cov hluav taws xob thermal, calcium zinc stabilizers tseem muab cov UV tsis kam zoo. Qhov no txhais tau tias PVC cov khoom lag luam muaj cov stabilizers tuaj yeem tiv thaiv lub hnub ci tsis muaj kev txwv tsis muaj kev txwv tsis pub dhau los yog ua brittle. Qhov no yog qhov tshwj xeeb tshaj yog rau cov ntawv thov sab nraum zoov, xws li cov ntaub ntawv tsim tsev, lub rooj zaum ntawm sab nraum zoov, qhov twg UV kis tau yog ib qho tsis tu ncua.
Lwm qhov tseem ceeb ntawm cov calcium zinc stabilizers hauv pvc ntau lawm yog txhawm rau txhim kho kev ua tiav tag nrho thiab cov khoom siv neeg siv cov khoom siv ntawm cov khoom siv. Los ntawm kev siv cov stabilizers, cov tuam ntxhab muaj peev xwm ua tiav zoo dua fusion thiab melt lub zog, nrog rau kev nce ntxiv cuam tshuam thiab hloov tau. Qhov no tsim cov khoom zoo PVC cov khoom uas tuaj yeem tiv taus cov kev siv sia ntawm kev siv txhua hnub yam tsis tau poob lawv cov duab lossis cov khoom poob.
Ntxiv nrog rau cov kev ua tau zoo, calcium-zinc stabilizers kuj muaj qhov zoo ib puag ncig. Tsis zoo li lwm hom lwm yam ntawm cov cua sov stabilizers, xws li cov stabilizizers txhuas, calcium zinc stabilizers yog cov tsis muaj tshuaj lom thiab ib puag ncig phooj ywg. Qhov no ua rau lawv xaiv qhov tseem ceeb rau cov tuam ntxhab thiab cov neeg siv khoom nrhiav rau cov ntaub ntawv muaj kev nyab xeeb thiab nyab xeeb. Ib qho ntxiv, kev siv calcium zinc stabilizers hauv pvc ntau lawm yuav pab ua kom ua raws li ib puag ncig kev xaiv rau cov tuam txhab nrhiav txo lawv ib puag ncig hneev taw.
Zuag qhia tag nrho, calcium stabilizers ua lub luag haujlwm tseem ceeb hauv kev tsim cov khoom siv hluav taws xob tseem ceeb, UV tiv thaiv zoo, cov khoom siv tshuab. Lawv siv hauv PVC ntau lawm tso cai rau kev tsim cov khoom ruaj khov thiab ntev ntev uas tuaj yeem tiv taus ntau qhov kev mob ib puag ncig thiab cov xwm txheej siv tau. Raws li qhov kev thov rau cov khoom lag luam zoo thiab muaj cov ntaub ntawv nyob ntxiv, qhov tseem ceeb ntawm calcium-zinc stabilizers hauv pvc ntau heev, ua rau nws tseem ceeb ntawm kev lag luam plastics.
Lub sijhawm Post: Feb-04-2024