SEBAKA SA CPE HO PVC LERE-PLASTIC COMPOSITES
Ho sebelisa CPE le PVC e kopantsoeng mamati a polasetiki le lifensetere, elasticity, toughness le ts'ebetso e tlaase ea mocheso li ntlafatsoa haholo, 'me ho hanyetsa boemo ba leholimo, ho hanyetsa mocheso le botsitso ba lik'hemik'hale li ntle.
Lisebelisoa tsa motsoako oa sefate sa PVC le polasetiki li entsoe haholo ka resin ea PVC le li-filler.Ka ho kopanya le likhoele tsa semela, ho lokisoa ha thekenoloji ea foromo, le phetoho ea ho kopanya 'mele ka modifier CPE (chlorinated polyethylene) (e nang le phello e ntseng e eketseha le Phetoho ea phetoho), e ka ntlafatsang ho thatafala, ho tiea, matla, ho hanyetsa mocheso le ho fokotseha ha lelakabe la sehlahisoa ( ka har'a mefuta e mengata e lumelletsoeng ea litlhoko tsa thepa ea 'mele, ho phahama ha chlorine ea CPE, ho ntlafatsa phello ea ho lieha ha lelakabe), ho eketsa matla a tsitsitseng, ho ntlafatsa The brittleness le creep resistance of PVC.
Mokhoa oa ho bopa oa extrusion oa PVC sefate-polasetiki composite thepa e fapane haholo le ea thepa e tloaelehileng ea polasetiki.Kaha karolo e ka sehloohong ea fiber ea semela ke selulose, selulose e na le palo e kholo ea lihlopha tsa hydroxyl, 'me lihlopha tsena tsa hydroxyl li etsa li-intermolecular hydrogen bonds, tse etsang hore likhoele tsa semela li be le polarity e matla le ho monya metsi.Ka lehlakoreng le leng, lisebelisoa tse ngata tsa thermoplastic ha li na polar le hydrophobic, ka hona, tšebelisano lipakeng tsa tse peli e fokola haholo, matla a tlamahano a sehokelo a nyane, 'me palo e tlatsitsoeng ea likhoele tsa semela e kholo, kahoo mokelikeli le ts'ebetso ea ts'ebetso. thepa ba futsanehile , kneading le extrusion bōpa e ba thata.Ka hona, ho ntlafatsa ho etsoa ha thepa e entsoeng ka lehong-polasetiki e phethile karolo e ntle ho ntlafatsa ts'ebetso ea ho bopa le ts'ebetso ea sehlahisoa.
CPE qalong e ile ea ntlafatsoa ka potlako e le phetoho ea PVC, 'me PVC e fetotsoeng e ntse e le e' ngoe ea likarolo tsa bohlokoa ka ho fetisisa tsa kopo ea CPE.CPE e na le thepa e ntle haholo ea ho tlatsa, 'me palo e kholo ea li-fillers tse fapaneng e ka eketsoa ho ntlafatsa thepa ea eona e thata, khatello le deformation e sa feleng, le ho fokotsa litšenyehelo.Boleng ba tšebeliso ea PVC e fetotsoeng le bona bo ntlafatsoa.
Ho software e fetotsoeng ea CPE le lihlahisoa tse thata tsa PVC, ha li bapisoa le li-polymer tse ling tse kang PE le PP, phello e thibelang lelakabe ke ea bohlokoa haholo.Lihlahisoa tse ngata tse thata tsa PVC li fetotsoe ka CPE modifier e nang le chlorine content ea 36%, 'me matla a eona a maholo a tšusumetso hangata a fumanoa ke CPE ka liathomo tsa chlorine tse ajoang ka mokhoa o sa reroang holim'a ketane e kholo ea polyethylene.Ka hona, mofetoleli ona o ka ntlafatsoa haholo mabapi le ts'ebetso, ho qhalana, le matla a tšusumetso.
KOPO EA CPE ON WIRE INSUULATION LAER, TAI, LEBANTA
Kaha molek'hule ea CPE ha e na liketane tse peli, e na le ho hanyetsa boemo ba leholimo bo botle, ho hanyetsa lelakabe, botsitso ba mocheso ho feta PVC, theko e tlaase le ts'ebetso e babatsehang.E qhibiliha ka har'a li-hydrocarbon tse nkhang hamonate le li-halogenated hydrocarbons, tse sa qhibiliheng ka har'a aliphatic hydrocarbons, li bola ka holimo ho 170 ° C, 'me li ntša khase ea hydrogen chloride.E na le sebopeho se tsitsitseng sa lik'hemik'hale, khanyetso e ntle ea botsofali, ho hanyetsa lelakabe, ho hanyetsa serame, ho hanyetsa boemo ba leholimo, mebala e sa lefelloeng, ho hanyetsa lik'hemik'hale, ho hanyetsa ozone le ho kenya motlakase, ho lumellana hantle le ho sebetsa hantle, ho ka kopanngoa le PVC, PE, PS le rabara ho ntlafatsa litšobotsi tsa eona tsa 'mele.
CPE ke mofuta o mocha oa thepa ea maiketsetso e nang le letoto la thepa e ntle haholo.Ke phetoho e ntle haholo bakeng sa lipolasetiki tsa PVC le rabara ea maiketsetso e nang le thepa e ntle e felletseng.E na le mefuta e mengata ea lisebelisoa 'me e' nile ea sebelisoa haholo ho lithapo, lithapo, lithapo, litheipi, rabara le lihlahisoa tsa polasetiki, thepa ea ho tiisa, le mabanta a conveyor a thibelang mollo., Lera le sa keneleng metsi, filimi le lisebelisoa tse fapaneng tsa profil le lihlahisoa tse ling.CPE e ka boela ea kopanngoa le polypropylene, polyethylene e phahameng le e tlaase ea khatello, ABS, joalo-joalo ho ntlafatsa lelakabe la mollo, ho hanyetsa botsofali le ts'ebetso ea khatiso ea li-plastiki tsena.CPE e ka nkoa e le copolymer e sa tloaelehang ea ethylene, polyethylene le 1.2-dichlorethylene.Ketane ea eona ea limolek'hule e tletse 'me liathomo tsa polar chlorine li ajoa ka mokhoa o sa reroang.Ka lebaka la litšobotsi tsa eona tse ntle tsa 'mele le lik'hemik'hale, e sebelisoa haholo mecheng le motlakase., lik'hemik'hale, thepa ea mohaho le liindasteri tsa merafo.Ho hanyetsa mocheso oa CPE, ho hanyetsa ozone le boemo ba leholimo, ho hanyetsa botsofali ho molemo ho feta rabara e ngata, ho hanyetsa oli ho molemo ho feta rabara ea nitrile (ABR), neoprene (CR), ho hanyetsa botsofali ho molemo ho feta chlorosulfonated vinyl chloride (CSM);ho hanyetsa acid, Alkali, letsoai le lintho tse ling tse senyang, tse seng chefo, tse thibelang lelakabe, ha ho kotsi ea ho phatloha.
KOPO CPE KA Enke
Polyethylene ea chlorinated e ka sebetsoa ka ho bōptjoa ka ente le extrusion molding.Leha ho le joalo, kaha CPE e na le palo e kholo ea liathomo tsa chlorine, karolo e itseng ea li-stabilizers tsa mocheso, li-antioxidants le li-stabilizers tse khanyang li lokela ho ekeletsoa ho CPE pele e bōptjoa ho sireletsa botsitso ba sebopeho le ts'ebetso ea eona.Li-CPE tse nang le chlorine e tlase li fumaneha hape ka ho bōptjoa ha rotational le ho bōptjoa ha moea.
Hajoale, polyethylene e hloekisitsoeng e sebelisoa haholo-holo e le phetoho bakeng sa PVC, HDPE le MBS indastering ea lihlahisoa tsa polasetiki.Ka mor'a ho kopanya karolo e itseng ea CPE ka polyvinyl chloride resin, e ka fetisetsoa lihlahisoa tse kang liphaephe, lipoleiti, liphahlo tsa terata, litlaleho, lifilimi, lifilimi tse fokolang, joalo-joalo ka lisebelisoa tse akaretsang tsa ho sebetsa tsa PVC;e ka boela ea sebelisoa bakeng sa ho roala, ho etsa compression, joalo-joalo Plastiki, lamination, bonding, joalo-joalo;e sebelisoang e le mofetoleli oa PVC le PE, e ka ntlafatsang ts'ebetso ea sehlahisoa, ea ntlafatsa elasticity, toughness le mocheso o tlaase oa PVC, le ho fokotsa mocheso oa embrittlement ho -40 ° C;ho hanyetsa boemo ba leholimo , ho hanyetsa mocheso le botsitso ba lik'hemik'hale le tsona li phahametse tse ling tse fetolang;e le mofetoleli bakeng sa PE, e ka ntlafatsa khatiso, ho lieha ha lelakabe le ho feto-fetoha ha lihlahisoa tsa eona, le ho eketsa bongata ba PE foam.
Chlorinated polyethylene resin ke mofuta o mocha oa thepa ea maiketsetso e nang le letoto la thepa e babatsehang.Ke phetoho e ntle haholo bakeng sa lipolasetiki tsa PVC le rabara ea maiketsetso e nang le thepa e ntle e felletseng.E na le mefuta e mengata ea lisebelisoa 'me e' nile ea sebelisoa haholo ho lithapo, lithapo, lithapo, litheipi, rabara le lihlahisoa tsa polasetiki, thepa ea ho tiisa, le mabanta a conveyor a thibelang mollo., Lera le sa keneleng metsi, filimi le lisebelisoa tse fapaneng tsa profil le lihlahisoa tse ling.CPE e ka boela ea kopanngoa le polypropylene, polyethylene e phahameng le e tlaase ea khatello, ABS, joalo-joalo ho ntlafatsa lelakabe la mollo, ho hanyetsa botsofali le ts'ebetso ea khatiso ea li-plastiki tsena.CPE e ka nkoa e le copolymer e sa tloaelehang ea ethylene, polyethylene le 1.2-dichlorethylene.Ketane ea eona ea limolek'hule e tletse 'me liathomo tsa polar chlorine li ajoa ka mokhoa o sa reroang.Ka lebaka la litšobotsi tsa eona tse ntle tsa 'mele le lik'hemik'hale, e sebelisoa haholo mecheng le motlakase.
lik'hemik'hale, thepa ea mohaho le liindasteri tsa merafo.Ho hanyetsa mocheso oa CPE, ho hanyetsa ozone le boemo ba leholimo, ho hanyetsa botsofali ho molemo ho feta rabara e ngata, ho hanyetsa oli ho molemo ho feta rabara ea nitrile (ABR), neoprene (CR), ho hanyetsa botsofali ho molemo ho feta chlorosulfonated vinyl chloride (CSM);ho hanyetsa acid, Alkali, letsoai le lintho tse ling tse senyang, tse seng chefo, tse thibelang lelakabe, ha ho kotsi ea ho phatloha.
Haholo-holo e sebelisoa ho: terata le thapo (lithapo tsa morafo oa mashala, lithapo tse boletsoeng ho litekanyetso tsa UL le VDE), li-hoses tsa hydraulic, li-hoses tsa likoloi, litheipi, maqephe a rabara, phetoho ea liphaephe tsa PVC, lisebelisoa tsa makenete, phetoho ea ABS, joalo-joalo.
KOPO CPE FIFI
1. Li-Plasticizers le li-antioxidants tse sebelisoang ka rabara le li-plastiki li sebetsa hantle ho PVC e thata le e bonolo, haholo-holo ha ho etsoa ente le lihlahisoa tsa bobeli tse entsoeng.Sebelisa CPE joalo ka polasetiki ea PVC, ha e senyehe, ha e falle, ha e ntšoe, 'me e na le khanyetso ea ozonation le ho hanyetsa kutu, ho lumellana hantle.Ha ho etsoa lifilimi, letlalo la maiketsetso, lieta tsa lieta, li-hoses, joalo-joalo, li ka eketsa bonolo, mebala le ho lelefatsa bophelo ba tšebeletso ea lihlahisoa.E sebelisetsoa ho etsa liphaephe tse thibelang kutu, lithapo, lipoleiti le likarolo tse hatelitsoeng bakeng sa masimo a oli, 'me theko ea eona e tlase ho 30% ho isa ho 40% ho feta PVC e 'ngoe e fetotsoeng.Foam e thibelang lelakabe le e thibelang ho bata e ka etsoa ka ho kopanya CPE le PE le PP, 'me ts'ebetso ea eona e molemo ho feta ea polyurethane le polystyrene foam.Ho sebelisa CPE e le polasetiki ea ka ho sa feleng bakeng sa ABS, AS, PS, joalo-joalo bakeng sa tlhahiso ea likhetla tsa lisebelisoa tsa lapeng, li-liner, likarolo tsa likoloi, lisebelisoa tsa elektronike le tsa motlakase, le litheipi tse thibelang mollo ho ka fokotsa litšenyehelo.
2. E sebelisoa ka thepa ea composite ea rabara CPE ke rabara e khethehileng ea maiketsetso e nang le ts'ebetso e babatsehang, haholo-holo e loketseng lithapo le lisebelisoa tse nang le litlhoko tse phahameng tsa ho hanyetsa mocheso, ho thibela lelakabe le thepa ea motlakase, le mabanta a phahameng a li-conveyor a thibelang mollo.E ka boela ea sebelisoa bakeng sa liphaephe tsa oli, ho haha membrane e sa keneleng metsi le lisebelisoa tsa lik'hemik'hale tsa lik'hemik'hale, joalo-joalo Rabara e nang le vulcanized e entsoeng ka thepa ea motheo ea CPE elastic e phahametse neoprene ka mokhoa oa ho apara, thepa ea dielectric, ho hanyetsa mocheso, ho hanyetsa botsofali, ho hanyetsa oli, joalo-joalo Ho tšoana le rabara, litšenyehelo tsa eona li tlase ho feta tsa rabara ea neoprene le nitrile, 'me e ka sebelisoa indastering ea terata le lithapo, likarolo tsa likoloi, mocheso o phahameng le li-hoses tse thibelang oli, li-hoses, joalo-joalo Ho hanyetsa khase ea CPE ke e tšoanang le rabara e nang le chlorinated.Ntle le moo, CPE e boetse e sebelisoa haholo lihlahisoa tse fapaneng tsa rabara.
3. CPE motsoako oa CPE / styrene / acrylonitrile copolymer e na le tšusumetso e matla ea ho hanyetsa, ho thibela lelakabe, ho hanyetsa boemo ba leholimo le ho hanyetsa mocheso o tlaase, 'me tšimo ea eona ea kopo e ka hlōlisana le ABS.CPE/styrene/methacrylic acid copolymer e na le tšusumetso e matla, pepeneneng le botsitso ba boemo ba leholimo.Ho kopanya CPE le NBR ho ka ntlafatsa thepa e fapaneng e felletseng ea NBR mme e ka sebelisoa ho hlahisa lithapo tsa rabara tse hananang le oli.CPE e ka sebelisoa hammoho le SBR ho hlahisa li-hoses tsa rabara le li-membrane tse sa keneleng metsi;e sebelisoa hammoho le rabara e sebelisoang ka kakaretso, e ka sebelisoa e le lihlahisoa tsa rabara tse kang masela a pula, lithaere tsa libaesekele tse mebala-bala, likotopo tsa moea tse thibelang malakabe le likhoele.Japane, hangata CPE e kopantsoe le lisebelisoa tsa rabara le polasetiki ho ntlafatsa ts'ebetso ea ts'ebetso, ponahalo ea sehlahisoa le boleng ba kahare.Ka keketseho ea tlhahiso ea CPE le ntlafatso ea theknoloji ea ts'ebetso, li-blend tsa CPE / EVA li ka boela tsa hlahisoa, tse nang le botsitso bo botle ba mahlakore 'me li sebelisetsoa ho hlahisa lipoleiti tse bolokiloeng mocheso o tlaase.CPE / chlorinated styrene e sebelisoa ha ho etsoa li-insulators tsa motlakase, li-foam tse thibelang lelakabe, ho roala, joalo-joalo.
4. CPE bakeng sa liphahlo tse khethehileng le li-membrane tse sa keneleng metsi li ka etsoa ka liaparo tse khethehileng, tse kang li-anti-corrosion, li-anti-fouling, liphahlo tse sa keneleng metsi, joalo-joalo, ho nkela liaparo tse ling sebaka.CPE/PVC e kopantsoe ho etsa lesela le sa keneleng metsi, e leng thepa e sa keneleng metsi ka har'a grade.Ho hanyetsa ha eona boemo ba leholimo, ho hanyetsa ozone, le ho lieha ha lelakabe ho tšoana le tsa li-membrane tsa rabara tsa ethylene-propylene tsa boemo bo holimo, 'me e na le litšenyehelo tse tlase le ts'ebetso e ntle ea kaho.Ho qhala CPE ka lihlapolli tse tloaelehileng ho ka etsa litlolo tse thibelang ho bola.Ka mor'a ho kopanya CPE le asphalt, joalo-joalo, hangata e sebelisoa ho etsa liaparo tse sa keneleng metsi marulelong ka ts'ebetso e ntle.
5. Polyethylene e nang le chlorine e phahameng Polyethylene e nang le chlorine e phahameng e na le chlorine ea 61% ho isa ho 75%.Ke sehlahisoa se thata, se thibelang mocheso, se nang le matla a phahameng a khalase, le thepa ea ho etsa filimi e nang le thepa e babatsehang.E ka kopanngoa le pente ea alkyd, epoxy resin, phenolic, unsaturated polyester, polyacrylate, joalo-joalo ho etsa liphahlo tse khahlanong le kutu tse nang le botsitso bo botle ba lik'hemik'hale.Ho lieha ha eona lelakabe, ho hanyetsa ho bola, ho hanyetsa boemo ba leholimo, le elasticity kaofela li molemo ho feta rabara e hloekisitsoeng.Ho fapana le rabara e hloekisitsoeng.Polyethylene e nang le chlorine e phahameng e na le thepa e ntle ea ho khomarela tšepe le konkreite, kahoo e na le phello e sebetsang ea tšireletso ho lisebelisoa tsena.Polyethylene e nang le chlorine e phahameng e na le motsoako o motle le li-pigments tsa tlhaho le tsa tlhaho, 'me e ka sebelisoa ho etsa liphahlo tse thibelang malakabe.
6. Lisebelisoa tse ling Ho eketsa CPE ho oli ea mafura ho ka fokotsa ntlha ea eona ea leqhoa, 'me li-additives bakeng sa oli ea gear li ka ntlafatsa ho hanyetsa ha oli khatellong.Ho kenyelletsa CPE ho oli e sehang le oli ea ho cheka ho ka ntlafatsa bophelo ba ts'ebeletso ea lisebelisoa.Ho phaella moo, CPE e boetse e sebelisoa ho li-softeners tsa letlalo le li-thickeners tsa li-inks tsa khatiso, joalo-joalo, 'me mefuta ea eona ea ts'ebeliso e ntse e eketseha kamehla.
SEBAKA SA HO EKELA CPE HO HLAHISISANG PALASTIKE KE EFE?
Chlorinated polyethylene (CPE) ke lintho tse entsoeng ka polymer e tletseng, ponahalo ke phofo e tšoeu, e se nang chefo ebile ha e na tatso, e na le khanyetso e ntle ea boemo ba leholimo, khanyetso ea ozone, khanyetso ea lik'hemik'hale le botsofali, 'me e na le khanyetso e ntle ea oli, ho lieha ha lelakabe le ts'ebetso ea mebala.Matla a matle (a ntse a fetoha habonolo ho -30 ° C), ho lumellana hantle le lisebelisoa tse ling tsa polymer, mocheso o phahameng oa ho bola, ho bola ho hlahisa HCl, HCL e ka susumetsa karabelo ea dechlorination ea CPE.Polyethylene ea chlorinated ke ntho e entsoeng ka polymer e entsoeng ka polyethylene e phahameng haholo (HDPE) ka karabelo ea sebaka sa chlorination.Ho latela meaho le ts'ebeliso e fapaneng, polyethylene ea chlorinated e ka aroloa ka mofuta oa resin chlorinated polyethylene (CPE) le mofuta oa elastomer chlorinated polyethylene (CM).Ntle le ho sebelisoa feela, li-resin tsa thermoplastic li ka boela tsa kopanngoa le polyvinyl chloride (PVC), polyethylene (PE), polypropylene (PP), polystyrene (PS), ABS esita le polyurethane (PU).Indastering ea rabara, CPE e ka sebelisoa e le rabara e khethehileng ea boleng bo phahameng, ea boleng bo phahameng, hape e ka sebelisoa le rabara ea ethylene-propylene (EPR), rabara ea butyl (IIR), rabara ea nitrile (NBR), chlorosulfonated polyethylene ( CSM), joalo-joalo Metsoako e meng ea rabara e sebelisoa.
