Pele PVC e ka etsoa lihlahisoa, e tlameha ho kopanngoa le mefuta e mengata ea litlatsetso tse khethehileng. Li-adtive tsena li ka susumetsa kapa ho khetholla thepa e 'maloa ea lihlahisoa, ka lebitso; Meru ea eona ea ho lokisa, ho potlaka ho iphahamisoa ha eona, 'mala oa eona le ho hlaka le ho hlaka le hore na e lokela ho sebelisoa kopo e feto-fetohang. Ts'ebetso ena e bitsoa ho kopanya. Kamohelo ea PVC e nang le mefuta e mengata e fapaneng ea litlatsetso ke e 'ngoe ea lisebelisoa tse ngata tse nang le matla a mangata mme ke tsona tse etsang hore motho ea khelohang. Pvc e ka ba ka polasetiki ho e etsa hore e sebetse ka lihlahisoa tsa sethala le tsa bongaka. Rigid PVC, e tsejoang hape e le PVC-U (u emetse "e sa lefelloeng") e sebelisoa haholo likolong tsa kaho tse kang liforomong tsa Windows.

Tlatsetso e sebetsang e sebelisitsoeng ka har'a lisebelisoa tsohle tsa PVC e kenyelletsa basebetetsi ba mocheso, lubricats, le molemong oa polasetiki, mekotla ea polasetiki. Ditsheklotlolo tsa boikhethelo, kenyeletsa lintho tse tsoang ho ts'ebetso, li-mosimoli ba lifokoli, li-stomilier tsa li-uv tsa li-biociards tsa likopo tse itseng. Likahare tsa PVC tsa 'nete tsa PVC li ka ba tlase ho 25% ka boima ba' mele, tse setseng li tlalehiloe ke li-attives. Ho tsamaisana le ona le litlatsetso ho lumella kenyelletso ea ho khutlela malapeng le ha Pvc e sa kenelle ka lebaka la chlorine matrix.

Tlatsetso e sebetsang

Lithabi tsa mocheso

Li-stabilizer tsa mocheso lia hlokahala ho li-pVC tsohle tsa PVC ho thibela ho bolaoa ha PVC ka mocheso le ts'ebetso nakong ea ts'ebetso. Ba ka ntlafatsa khanyetso ea PVC ho tloha motšehare, le ho ba le botsofaling le mocheso. Ntle le litlolo tsa mocheso li na le tšusumetso ea bohlokoa molemong oa ho etsa li-pvc le litšenyehelo tsa sebopeho. Khetho ea Stabilizer ea mocheso e itšetlehile ka lintlha tse 'maloa ho kenyelletsa le litlhokahalo tsa tekheniki tsa sehlahisoa sa PVC, litlhokahalo tsa tumello ea ts'ehetso le litšenyehelo.

LubricantsTsena li sebelisetsoa ho fokotsa likhohlano nakong ea ts'ebetso. Li-shobrick tsa kantle li ka fokotsa likhohlano lipakeng tsa li-pvc le lisebelisoa tsa ts'ebetso, athe lubricats tsa kahare li sebetsa ka likhutlo tsa PVC.

Li-cassesheneMotseteli ke ntho eo ha e eketsoa ka thepa, hangata polasetiki, e e etsa hore e be bonolo, ho ba bonolo ho e sebelisa. Mehlala ea pele ea polasetiki e kenyelletsa metsi ho nolofatsa letsopa le oli ho isa polasetiki ea polasetiki bakeng sa liketsoana tsa khale. Khetho ea li-polasetiki e itšetlehile ka thepa ea ho qetela e hlokoang ke sehlahisoa sa ho qetela, 'me e le hore e be sehlahisoa sa kopo e tlase kapa kopo ea bongaka. Ho na le mefuta e fetang 300 ea lipolaiti tse ka bang 50-100 li sebelisoa khoebong. Lisele tsa lisele tsa boselamose tse sebelisoang haholo ke li-phtalates tse ka aroloang lihlopha tse peli tse ikhethang tse nang le likopo tse fapaneng le likheo; Li-PHThelates tse tlase: boima ba molek'hule (LMW) PhThelates li na le liathomo tsa li-carbon tse robeli kapa tse fokolang tsa carbone ka kamoreng ea tsona ea lik'hemik'hale. Tsena li kenyelletsa, Dehp, DBP, Dibp le BBP. Ts'ebeliso ea li-phthalate tsee Europe e lekanyelitsoe lits'ebetso tse itseng tse khethehileng. Phthalates e phahameng: boima ba molek'hule ea molek'hale (HMW) Phthalates Bana ba kenyelletsa: Dinp, Direp, DPHP, DPP, le DTDP. HMW PHThelates li sebelisoa ka mokhoa o sireletsehileng ho ba bangata letsatsi le letsatsi ho kenyelletsa le likhoele le tlase. Lisele tsa masela a ikhethang a kang ho ameha, li-cologiates, li-tritellite le litlolo li hlokahala moo ho nang le bokhoni bo tlase haholo kapa moo ho leng maemo a eketsehang a bohlokoa. Lihlahisoa tse ngata tsa PVC tseo re li sebelisang letsatsi le leng le le leng empa li ka nka hore li be le lisele tsa liseledrate tsa phtharate. Li kenyelletsa tsohle ho tsoa lisebelisoa tsa bongaka tse pholosang tse kang tšollo ea bongaka le mekotla ea mali, likhoele tsa motlakase, likhoele, limpho, libapali, mabenyane. Ntle le moo, Phthallates e sebelisoa likopi tse ling tseo e seng tsa PVC tse kang petso, Lihlahisoa tsa Rubber, Madeas le litlolo tsa meralo.

LITLHAKISO TSA BOPHELO

Li-litlatsetso tsena tsa khetho ha li hlokahale ka nepo bakeng sa botšepehi ba polasetiki empa li sebelisetsoa ho hula thepa e meng. Ditsheditsi tsa boikhethelo li kenyelletsa kalafo, lisitimal, li-buluchs, li-blarine li-blueders le li-colorame le li-colora.