Iziqinisi zePVC zibalulekile kwiimveliso zonyango zePVC, kunye neziqinisi zecalcium-zinc (Ca Zn) ezikhethwayo ngenxa yeempawu zazo ezinobuhlobo nokusingqongileyo kunye nezingangcolisiyo. Ngenxa yokuba izinto zonyango zePVC zidibana ngqo nabantu, ezi mpawu zibalulekile ekuqinisekiseni ukhuseleko lwemveliso, uzinzo kunye nokusebenza kwayo, zinceda abavelisi ukuba bahlangabezane nemigangatho yokhuseleko engqongqo yeshishini lezonyango lehlabathi.
I-TopJoy'sIziqinisi zeCa Znukujongana nezi mfuno ngemisebenzi emithathu ebalulekileyo yezonyango. Okokuqala, ukuzinza kobushushu kuthintela ukuwohloka kwe-PVC ngexesha lokucubungula ubushushu obuphezulu (umz., ukukhupha, ukubumba) kunye nokubulala iintsholongwane, ukuqinisekisa ukuthembeka kwezinto kuyo yonke imveliso.
Okwesibini, ukhuseleko lwebhayoloji lubaluleke kakhulu—ezi ziqinisi azinazo isinyithi esinzima kwaye ziyahlangabezana neemfuno zokufuduka eziphantsi kwenqanaba lezonyango, zithintela ukudluliselwa kwezinto ezinobungozi ngexesha lokusetyenziswa, okuhambelana neemfuno zokhuseleko ezingaxoxiswana ngazo kwizicelo zonyango zokunxibelelana nabantu. Zikwaphucula ukusebenza ngokuphucula ukucutshungulwa, ukusebenza kakuhle, ukumelana nemozulu kunye neempawu zoomatshini, zandisa ubomi benkonzo yemveliso.
I-TopJoy ibonelela ngeentlobo ze-Ca Zn stabilizer ezenzelwe wena kwiimveliso zonyango ezahlukeneyo ze-PVC. Iindidi zolwelo zibonelela ngokunyibilika okugqwesileyo kunye nokusasazeka, zilungele izinto ezithambileyo ezifana neetyhubhu/iingxowa zokufaka, ukuqinisekisa ukuguquguquka, ukucaca, ukunciphisa iziphene kunye nokucutshungulwa kobushushu obuphantsi. Iindidi zomgubo zilungele iimveliso ezifuna ukugcinwa ixesha elide okanye ukubulala iintsholongwane rhoqo (umz., ukupakishwa ngotyando, iisirinji), zibonelela ngozinzo lwexesha elide, ukufuduka okuphantsi kunye nokuhambelana okuqinileyo kwe-resin. Iindidi ze-paste zibalaseleyo ekukhanyeni, uzinzo oluguquguqukayo kunye nokumelana nokuguga, zilungele iimveliso ezicacileyo eziphezulu ezifana neemaski ze-oxygen, iityhubhu ze-drip ezichanekileyo kunye neengxowa zegazi. Kubavelisi, ezi zisombululo zijolise ekuqinisekiseni imveliso ezinzileyo, iimveliso ezihambelana nomgangatho ophezulu kunye nokhuphiswano oluphuculweyo lwemarike.
| IMVELISO | IIFOM | IBANGA | IZICELO | AMAGQABANTSHINTSHI |
| Ca Zn | Ulwelo | CH-418 | I-S-PVC | Iimveliso zonyango ezithambileyo |
| Ca Zn | Umgubo | TP-996KT | I-S-PVC | Ikhompawundi yezonyango, iingxowa zegazi kunye neetyhubhu. |
| Ca Zn | Namathisela | TP-990 | I-S-PVC | Ikhompawundi ethambileyo neyonyango evunyiweyo yi-FDA, ecacileyo kakhulu |