1. Nukae nye PVC-gbadzɛ?
PVC agbalẽ nye polymer nusi wotsɔ vinyl chloride wɔ abe gɔmeɖoanyi ƒe nu xoxo ene, eye wotsɔa nusiwo naa li ke, ami, kple nusiwo wotsɔ yɔa nu me kpena ɖe eŋu. Eɖea antioxidant dɔwɔwɔ nyuie, tsitretsitsi sesẽ ɖe acid kple redox ƒe dɔwɔwɔ ŋu, ŋusẽ gã, li ke ɖedzesi, kple dzoxɔxɔ si mexɔa dzo o fiana, si wɔe be wòte ŋu nɔa te ɖe nusiwo yame ƒe nɔnɔme ƒe tɔtrɔ gblẽna nu. PVC-gbadzɛ ƒomevi siwo bɔ dometɔ aɖewoe nye esiwo me kɔ, ɣi, yibɔ, amadede, kple aŋutiɖiɖi.
2. Viɖe kawoe le PVC-gbadzɛ ŋu?
PVC-gbadzɛwo naa viɖe geɖe, siwo dometɔ aɖewoe nye be woate ŋu anɔ te ɖe xɔxlɔ̃ nu, womate ŋu axɔ dzo o, woƒe nusiwo xea mɔ na ya ƒe nɔnɔme, kple woƒe tsitretsitsi ɖe oxidation ŋu. Tsɔ kpe ɖe eŋu la, woate ŋu agbugbɔ wo azã eye wo wɔwɔ ƒe gazazãwo mesɔ gbɔ o. Le alesi woate ŋu azã wo le mɔ vovovowo nu eye woƒe asi bɔbɔ ta la, woxɔ ɖoƒe aɖe ɣesiaɣi le aŋekotokuwo ƒe asi me.
3. Nukae wozãna na PVC-gbadzɛwo?
PVC agbalẽwo nye esiwo woate ŋu azã le mɔ vovovowo nu ŋutɔ, woate ŋu akpɔ wo le ƒomevi vovovowo me abe PVC gbadzɛ siwo me kɔ, PVC agbalẽ siwo wotsɔ tsikpe wɔe, PVC gbadzɛ damawo, PVC agbalẽ xatsaxatsawo, kple bubuwo ene. Le woƒe dɔwɔwɔ nyuie, ewɔwɔ ƒe gazazã sue, nusiwo te ŋu nɔa te ɖe xɔxlɔ̃ nu, kple nusiwo wotsɔ xea mɔ na ya ƒe nɔnɔme ta la, wozãa PVC-gbadzɛwo zi geɖe tsɔ wɔa PVC-nutsyɔnu siwo blaa nu, PVC-kaɖiwo, PVC-film sesẽwo, kple PVC-gbadzɛ sesẽwo.
4. Nukawoe nye nusiwo gblẽ le PVC-gbadzɛwo ŋu?
PVC-gbadzɛ nye aŋe si wozãna zi geɖe si wotsɔ polyvinyl chloride wɔe, tsɔ kpe ɖe plasticizers kple antioxidants ŋu. Menye aɖi le eɖokui si o, gake kpeɖeŋutɔ vevitɔwo abe plasticizers kple antioxidants ene nye aɖi. Plastik-nu siwo wozãna le gbesiagbe PVC-gbadzɛwo me koŋue nye dibutyl terephthalate kple dioctyl phthalate, eye wo ame evea siaa nye aɖi. Aɖi si nye lead stearate si nye antioxidant si wozãna le PVC me hã. PVC-gbadzɛ siwo me lifi dzewo le ate ŋu aɖe lifi ne wodo ka kple atike siwo wotsɔna tsia ami abe ethanol kple ether ene. Wozãa PVC-gbadzɛ siwo me lifi le si tsia dzoxɔxɔ nu ɣeaɖewoɣi tsɔ blaa nuɖuɖu, gake ne wodo go nuɖuɖuwo abe amɔwɔti siwo wofli, abolo si wofli, tɔmelã si wofli, lã si woɖa, abolomegba, kple numeɖenuwo ene la, lifi ƒe molecule ate ŋu akaka ɖe amia me. Eyata mele be woazã PVC-gbadzɛwo atsɔ alé nuɖuɖu, vevietɔ nuɖuɖu siwo me ami le o. Tsɔ kpe ɖe eŋu la, ne yame ƒe dzoxɔxɔ de 50°C la, polyvinyl chloride ƒe aŋenuwo gblẽna vivivi, si wɔnɛ be hydrogen chloride gas dona, si gblẽa nu le lãmesẽ ŋu.
5.Ðe PVC Sheets Nuɖuɖu Dedie?
PVC-gbadzɛwo ate ŋu anye esiwo me nuɖuɖu mele o, gake ne wotsɔ PVC si sɔ na nuɖuɖu kple nusiwo wotsɔ kpe ɖe eŋu siwo sɔ ɖe se nu wɔ wo ko hafi. PVC-gbadzɛ siwo sɔ na nuɖuɖu la meɖi aɖi o, womeʋẽna o, eye wosɔ na nuɖuɖu ƒe kadodo si mele tẽ o alo tẽ, le woƒe wɔwɔme kple wo zazã nu. Wozãa PVC-gbadzɛ siawo siwo me nuɖuɖu mele o zi geɖe le nuɖuɖu bablawo, blister packs, cling films, nuɖuɖugowo, kple ametakpɔnu nutsyɔnuwo me.
Gake menye PVC-gbadzɛwo katãe wobuna be woate ŋu aɖu nuɖuɖu o. PVC-gbadzɛ siwo wozãna le dɔwɔƒewo ate ŋu anye plasticizers alo nusiwo wotsɔ kpena ɖe wo ŋu siwo dzi womeda asi ɖo be woatsɔ aƒo nu na nuɖuɖu o. Be nàkpɔ egbɔ be dedienɔnɔ le dedie la, kpɔe ɖa ɣesiaɣi be PVC-gbalẽvia wɔ ɖeka kple FDA kple EU (EC) ƒe nuɖuɖu ƒe kadodo ŋuti sewo, eye nàbia adzɔnuwɔƒea ƒe nuzazãwo ƒe dedienɔnɔ ŋuti nyatakakawo.
6.Ðe PVC Agbalẽviwo Dzoxɔxɔ Nutsitsi?
Ẽ, le dzɔdzɔme nu la, PVC-gbadzɛwo mexɔa dzo o ne wotsɔe sɔ kple plastik bubu geɖe. Le chlorine geɖe si le wo me ta la, PVC tsia eɖokui ne woɖe dzo si le gota la ɖa, si ɖea dzo ƒe kaka dzi kpɔtɔna ŋutɔ.
Zi geɖe la, wozãa PVC-gbadzɛwo le dɔ siwo me dzo ƒe dedienɔnɔ le vevie le, abe xɔtunuwo, gliwo, elektrikŋusẽnamɔ̃wo, dzesiwo, kple dɔwɔƒewo ƒe xɔwo ene. Le go geɖe me la, PVC-gbadzɛwo ate ŋu aɖo dukɔwo dome dzoxɔxɔnutsitike ƒe dzidzenuwo abe UL94 V-0/V-1 alo esiawo tɔgbe ene gbɔ, le alesi wowɔe nu.
Le dɔ siwo me dzo ƒe dedienɔnɔ ƒe dzidzenu sesẽwo le gome la, woate ŋu atrɔ asi le PVC-gbadzɛ siwo me dzo megena ɖo o siwo ƒe dɔwɔwɔ nyo wu ŋu be woawɔ ɖe xɔtuɖoɖo tɔxɛwo kple dzotsitsi ƒe nudidiwo dzi.
