Polyisobutylene (PIB), yog ib yam khoom siv tshuaj lom neeg uas siv tau ntau yam, ua lub luag haujlwm tseem ceeb tab sis feem ntau tsis pom hauv tib neeg lub neej txhua hnub. Txawm hais tias tsis tshua muaj neeg hais txog hauv kev sib tham rau pej xeem, nws cov yam ntxwv tshwj xeeb ua rau nws yog ib qho tseem ceeb hauv ntau yam khoom lag luam.
Hauv kev kho tsheb, PIB siv dav ua cov khoom ntxiv rau hauv cov roj nplua nyeem. Nws qhov kev ruaj khov zoo heev thiab tiv taus kub siab pab txo qhov hnav ntawm cov khoom siv cav, ua kom muaj kev ua haujlwm zoo dua thiab ntev lub neej kev pabcuam ntawm cov tsheb. Tshaj li cov tsheb, PIB ua haujlwm ua cov khoom xyaw tseem ceeb hauv cov nplaum thiab cov sealants. Nws lub peev xwm sib txuas zoo thiab tiv taus dej thiab tshuaj ua rau nws zoo tagnrho rau cov nplaum hauv tsev, ua kom muaj kev sib txuas ntev rau cov khoom xws li rooj tog thiab cov khoom siv kho kom zoo nkauj.
Tsis tas li ntawd xwb, PIB siv tau rau hauv cov khoom ntim khoom noj. Thaum siv ua cov khoom siv txheej, nws ua kom cov zaj duab xis tiv thaiv kev nkag mus ntawm cov dej noo thiab cov pa oxygen, yog li pab khaws cov khoom noj kom tshiab. Nws cov yam ntxwv tsis muaj tshuaj lom thiab ruaj khov kuj ua tau raws li cov qauv kev nyab xeeb rau cov khoom siv ntsig txog khoom noj.
Txawm hais tias cov neeg siv khoom yuav tsis paub nws lub npe, polyisobutylene ntsiag to txhawb nqa kev ua haujlwm thiab kev ntseeg tau ntawm ntau yam khoom siv niaj hnub.
Lub sijhawm tshaj tawm: Lub Kaum Hli-20-2025
