Polystyrene ke e 'ngoe ea lipolasetiki tse sebelisoang haholo.Polystyrene e atolositsoeng, thermoplastic, ea qhibiliha ha e futhumala 'me e fetoha e tiileng ha e pholisitsoe.E na le ts'ebetso e babatsehang le e tšoarellang ea mocheso, ho thibela ho tsofala le ho tsieleha, ho thibela botsofali le ho thibela metsi, kahoo e 'nile ea sebelisoa haholo likarolong tse sa tšoaneng tse kang kaho, liphutheloana, lihlahisoa tsa motlakase le tsa elektroniki, likepe, tlhahiso ea likoloi le lifofane, thepa ea mokhabiso, le kaho ea matlo.e sebedisoang haholo.Ho feta 50% ea tsona ke liphutheloana tsa elektroniki le tsa motlakase tse monyang, mabokose a litlhapi le lihlahisoa tsa temo le liphutheloana tse ling tse sa tsoa khuoa, tse re thusang haholo maphelong a rona.
Ho etsa mouoane oa EPS - ts'ebetso ea mantlha indastering
Hangata mokhoa oa ho bopa oa EPS o kenyelletsa mehato e latelang ea bohlokoa: pele ho foaming → ho phekola → ho bopa.Ho khantša pele ke ho kenya lifaha tsa EPS ka har'a moqomo oa mochini o benyang pele, ebe o o futhumatsa ka mouoane ho fihlela o kokobela.Mokelikeli o phophomang (hangata 4-7% pentane) o bolokiloeng lifaha tsa EPS o qala ho bela le ho fetoha mouoane.Khase ea pentane e fetotsoeng e eketsa khatello ka hare ho lifaha tsa EPS, e leng se etsang hore li atolohe ka molumo.Ka har'a lebelo le lumelletsoeng la ho foka, tekanyo e hlokahalang ea foaming kapa boima ba gram e ka fumanoa ka ho lokisa mocheso oa pele ho katoloso, khatello ea mouoane, palo ea lijo, joalo-joalo.
Likaroloana tse sa tsoa thehoa tsa foam li bonolo ebile ha li na matla ka lebaka la ho ferekana ha ntho e phophomang le ho kokobetsa ha ntho e setseng e phophomang, 'me ka hare ho boemo ba vacuum' me e bonolo ebile e sa tsitsa.Ka hona, ho tlameha ho ba le nako e lekaneng ea hore moea o kene ka har'a li-micropores ka har'a likaroloana tsa foam ho leka-lekanya likhatello tsa ka hare le tsa ka ntle.Ka nako e ts'oanang, e lumella likaroloana tsa foam tse khomaretsoeng ho senya mongobo le ho felisa motlakase o tsitsitseng ka tlhaho o bokelitsoeng ke ho ferekana ha likaroloana tsa foam.Ts'ebetso ena e bitsoa ho folisa, eo hangata e nkang lihora tse 4-6.Lifaha tse atolositsoeng pele le tse omisitsoeng li fetisetsoa hlobo, 'me mouoane o eketsoa hape ho etsa hore lifaha li momahane, ebe li pholile le ho theoleloa ho fumana sehlahisoa se foamed.
E ka fumanoa ho tsoa ts'ebetsong e kaholimo hore mouoane ke mohloli oa bohlokoa oa matla a futhumatsang bakeng sa ho etsa foam ea EPS.Empa ho futhumala ha mouoane le ho pholile ha tora ea metsi ke tsona tse bohlokoa ka ho fetisisa tsa tšebeliso ea matla le lihokelo tsa khabone ts'ebetsong ea tlhahiso.Na ho na le ts'ebetso e 'ngoe e baballang matla bakeng sa ho kopanya foam ea likaroloana ntle le tšebeliso ea mouoane?
Electromagnetic wave radio frequency melting, Kurt Esa Group (eo hamorao e bitsoang "Kurt") ea Jeremane e fane ka karabo ea eona.
Theknoloji ena ea phetoho ea lipatlisiso le nts'etsopele e fapane le mokhoa oa setso oa mouoane, o sebelisang maqhubu a seea-le-moea bakeng sa ho futhumatsa.Radio wave heat ke mokhoa oa ho futhumatsa o itšetlehileng ka ntho ho monya matla a maqhubu a seea-le-moea le ho a fetola matla a mocheso, e le hore 'mele oohle o futhumale ka nako e le' ngoe.Motheo oa ho elelloa ha eona ke sebaka sa ho fapanyetsana ha dielectric.Ka ts'ebetso e phahameng ea ho pheta-pheta ha limolek'hule tsa dipole ka hare ho 'mele o futhumetseng, "mocheso oa ka hare oa khohlano" o hlahisoa ho eketsa mocheso oa thepa e futhumetseng.Ntle le ts'ebetso leha e le efe ea ho tsamaisa mocheso, ka hare le ka ntle ho thepa e ka futhumatsoa.Ho futhumatsa ka nako e le 'ngoe le ho futhumatsa ka nako e le' ngoe, lebelo la ho futhumatsa le potlakile ebile le tšoana, 'me morero oa ho futhumatsa o ka finyelloa feela ka karoloana kapa karolo ea leshome ea tšebeliso ea matla ea mokhoa oa ho futhumatsa o tloaelehileng.Ka hona, ts'ebetso ena e senyang e loketse ka ho khetheha bakeng sa ho sebetsana le lifaha tse atolositsoeng ka libopeho tsa limolek'hule tsa polar.Bakeng sa phekolo ea lisebelisoa tse seng tsa polar tse kenyeletsang lifaha tsa EPS, ho hlokahala feela ho sebelisa li-additives tse loketseng.
Ka kakaretso, li-polymers li ka aroloa ka li-polar tsa polar le li-polymers tse seng tsa polar, empa mokhoa ona oa ho arola o batla o le kakaretso ebile ha o bonolo ho o hlalosa.Hona joale, polyolefin (polyethylene, polystyrene, joalo-joalo) e bitsoa haholo-holo li-polymers tse se nang polar, 'me li-polymers tse nang le lihlopha tsa polar ka har'a ketane ea mahlakoreng li bitsoa polar polymers.Ka kakaretso, e ka ahloloa ho ea ka mofuta oa lihlopha tse sebetsang ho polymer, tse kang li-polymers tse nang le lihlopha tsa amide, lihlopha tsa nitrile, lihlopha tsa ester, halogens, joalo-joalo ke polar, athe polyethylene, polypropylene le polystyrene Ha ho na lihlopha tsa polar. ka ketane ea equimolecular, kahoo polymer le eona ha e polar.
Ka mantsoe a mang, ts'ebetso ea ho qhibiliha ha maqhubu a radiomagnetic wave e hloka feela motlakase le moea, 'me ha e hloke ho kenya sistimi ea mouoane kapa sesebelisoa sa tora ea metsi, se bonolo le se bonolo, se boloka matla le ho sireletsa tikoloho. .Ha ho bapisoa le ts'ebetso ea tlhahiso e sebelisang mouoane, e ka boloka 90% ea matla.Ka ho felisa tlhokahalo ea ho sebelisa mouoane le metsi, ho sebelisa Kurtz WAVE FOAMER ho ka boloka lilithara tse limilione tse 4 tsa metsi ka selemo, e leng se lekanang le tšebeliso ea selemo ea metsi ea bonyane batho ba 6,000.
Ntle le ho boloka matla le ts'ireletso ea tikoloho, ho qhibiliha ha maqhubu a radiomagnetic wave le hona ho ka hlahisa lihlahisoa tsa boleng bo holimo tsa foam.Ke ts'ebeliso feela ea maqhubu a motlakase sebakeng sa maqhubu a marang-rang a ka netefatsang ho qhibiliha ho hotle le ho etsoa ha likaroloana tsa foam.Hangata, litlhoko tsa botsitso tsa valve ea mouoane li phahame haholo ho sebelisoa mokhoa o tloaelehileng oa mouoane, ho seng joalo o tla etsa hore sehlahisoa se fokotsehe 'me se be se senyenyane ho feta boholo bo reriloeng esale pele ka mor'a ho pholile.Ho fapana le ho bopeha ha mouoane, sekhahla sa shrinkage sa lihlahisoa tse hlahisoang ke mochini oa radiomagnetic wave frequency melting e fokotsehile haholo, botsitso ba dimensional bo ntlafatsoa haholo, 'me mouoane oa likaroloana tsa foam le mongobo o setseng le ntho e phophomang ka har'a hlobo e bakoang ke condensation. li fokotsehile haholo.Video, a re e boneng hammoho!
Ho feta moo, theknoloji ea ho qhibiliha ha maqhubu a seea-le-moea e ntlafatsa haholo sekhahla sa ho hlaphoheloa ha thepa ea likaroloana tse foamed.Ka tloaelo, ho tsosolosoa ha lihlahisoa tsa foam ho etsoa ka mochine kapa ka lik'hemik'hale.Har'a bona, mokhoa oa ho tsosolosa mochine ke ho ratha ka ho toba le ho qhibiliha polasetiki, ebe o e sebelisa ho lokisetsa lisebelisoa tsa boleng bo tlaase, 'me thepa ea thepa hangata e tlaase ho polymer ea pele (Setšoantšo sa 1).Limolek'hule tse nyane tse fumanoeng li sebelisoa e le lisebelisoa tse tala ho lokisa likaroloana tse ncha tsa foam.Ha ho bapisoa le mokhoa oa mechine, botsitso ba likaroloana tse ncha tsa foam bo ntlafatsoa, empa ts'ebetso ena e na le matla a mangata a matla le tekanyo e tlaase ea ho hlaphoheloa.
Ho nka mohlala oa polasetiki ea polyethylene, mocheso oa ho bola oa thepa ena o hloka ho ba ka holimo ho 600 ° C, 'me sekhahla sa ho hlaphoheloa ha ethylene monomer se ka tlase ho 10%.EPS e hlahisoang ke mokhoa oa setso oa mouoane o ka sebelisoa hape ho fihla ho 20% ea lisebelisoa, athe EPS e hlahisoang ke theknoloji ea radio frequency fusion e na le sekhahla sa ho sebelisa hape sa 70%, se lumellanang hantle le mohopolo oa "ntšetso-pele e tsitsitseng".
Hajoale projeke ea Kurt ea "Chemical-Free Recycling of EPS Materials by Radio Frequency Fusion Technology" e hapile Khau ea 2020 Bavarian Energy.Ka mor'a lilemo tse ling le tse ling tse peli, Bavaria e fana ka likhau ho batho ba atlehileng haholo lefapheng la eneji, 'me Moputso oa Bavaria oa Energy o fetohile e 'ngoe ea likhau tse phahameng ka ho fetisisa lefapheng la eneji.Mabapi le sena, Rainer Kurtz, CEO oa Kurtz Ersa, o itse: "Ho tloha ha e thehoa ka 1971, Kurtz e tsoetse pele ho etella pele nts'etsopele ea indasteri ea ho etsa foam, 'me e tsoetse pele ho nts'etsapele mekhoa e tsitsitseng ea ho kenya letsoho tlhahisong e tsitsitseng lefatšeng. .Monehelo.Ho fihlela hajoale, Kurtz o thehile mefuta e fapaneng ea theknoloji e etelletseng pele indastering e nang le tokelo ea molao.Har'a bona, Kurtz WAVE FOAMER - theknoloji ea mochini oa radio wave foam molding, e seng feela ho boloka matla le ho boloka tikoloho, empa hape e ka hlahisa foam ea boleng bo holimo, e fetotse ka botlalo Tlhahiso ea lihlahisoa tsa setso tsa foam, e theha bokamoso bo botala. bakeng sa ts'ebetso e tsitsitseng ea foam".
Hajoale, theknoloji ea ho bopa foam ea seea-le-moea ea Kurt e se e qalile ho hlahisa lihlahisoa tsa foam tsa EPS ka bongata.Nakong e tlang, Kurt o rera ho sebelisa theknoloji ena ho thepa e senyehang le lisebelisoa tsa EPP.Tseleng ea nts'etsopele ea moshoelella, re tla tsoela pele le bareki ba rona.
Nako ea poso: Jun-20-2022