Plastics e phahameng ea mocheso: kholo e potlakileng ea lits'ebetso tse phephetsang

August 17, 2024

Plastics, e khethiloeng ka mocheso oa nako e telele, lithoto tsa polante e phahameng, tsa polasetiki e phahameng, lipolanete tse phahameng tsa maemo a kelello joalo joalo.

Li-partoct tsa ka kakaretso ea ka kakaretso ke polasetiki e sebelisoang nako e telele ea nako e telele ho isa mocheso ka tlase ho 100 OC; Sesole se mahlano se seholo se akaretsang se kenyelletsa polyethylene (polyvinyrene (polytonyrene Ba na le thepa ea ho fana ka matla empa e sebelisoa hohle ho pokellong, lisebelisoa tsa lapeng le li-indasteri ea tsona ka lebaka la lits'ebetso tsa bona tse ngata tse fapaneng.

Lipola tsa boenjiniere, ke lipolase tse sebelisoang nako e telele ea nako boitekong bo bolelele bo tlohang ho tloha ho 100 OC0 Oc; Lijana tsa boenjine tse hlano tse kholo li kenyelletsa Polycarbonate (Polycarbonate, PBT, PolyoxyMene (polybuyrene (polyphenyrene, PA). Polyamide, pa) le polyphenyenylene oxide (ppo); Ba na le thepa e ntle eo ba nang le eona, ho hanyetsa ka lik'hemileng ho khahlanong le bakuli, ho ka ntlafatsa boitsebiso, ho ka ntlafatsa boitlamo, le liindasterinics le mechini ea motlakase.

Lippetics tse phahameng tsa mocheso, ke polasetiki e ka sebelisoang ka nako e telele mochesong o phahameng ho Oc; Li na le thepa e ngata e ntle haholo e ka bonoang feela ka thepa ea bona e phahameng ea tšebetso, e kenyeletsang thepa e ntle ea lik'hemik'hale, empa hape le khatello ea maikutlo, letlotlo la motlakase le thepa ea motlakase, le matla a ho resatla. Ka ho feto-fetoha ha ho ikoetlisa, ho tsitsa le ho tsitsa ha lintho tseo ho ka ntlafatsoa ha li ntlafatsa thepa le ho ntlafatsa moea oa motlakase; Sesoleng, lifofane, Aerospace, indasteri ea kokoana-hloko, e leng litlhophiso tse ngata, ho ba e 'ngoe ea lihlahisoa tsa polasetiki tse lebelo haholo.

1. Baenjiniere ea boroko ho ea polasetiki e nang le polasetiki e phahameng - PPA, para

Polyamides Polmamide e kenyelletsa polyamide e monko o monko o monate (Polyphthamide, PPA) le polyamide ka botlalo (Polyaryllamide, Para). Ka ho hlahisa monko o monate o monko o monate kapa o nang le khanya ka botlalo ka ketane ea basebetsi-kholo ea AliPotic paletsili a mocheso, le tsitsipano ea khatello ea maikutlo.

Barekisi ba mantlha ba PPA ke Basif, DuPont, Evonik, Sabic, Pa10t, Ppat , e bonts'a ebile e bapisa thepa ea PA6, PA66 le PPA. PPA, moo ppa e leng pa6t / xt (hexmethyleefine + terephthalic acid).

Barekisi ba mantlha ba para ke qeto, Kolon, Solvay, Tejin le Tayholayl Isoftamide). ), maqephe le likhoele; Ha e na ntlha e qhibilihang 'me e qala ho bola dechemp ka 370 OC kapa kaholimo; E na le matla a phahameng a ho etsa joalo, 'me thepa ea eona e ka bapisoa le PA6, Pa66 le PPA. Ke ile ka qala ho bola; Matla a phahameng a ho etsa lipatlisiso, a ka mamella lithaele tse khutšoane tsa 40 kv / MM. Letlapa le matla le thata le boima (la 1.5 mm, matla a teteaneng ea 1800 n / cm, e ntse e le teng ka ho khaola 8.0%); Ka lilemo tse 220 li ka sebelisoa nako e telele ka nako e telele ka lilemo tse fetang leshome; likharako tsa cyrosion tsa lik'hemik'hale, khanyetso ea ho hlonepha le ho phomola. Haholo-holo e sebelisoa bakeng sa tlhahlobo ea motlakase (mohlala, li-transformers) le makhapetla a ho khutlela holimo, ETC .. Kehlaka la kevilar ke fiber le pampiri; Ha ho na ntlha e qhibilihang, 427 o OC ka holim'a qalo ea ho bolaoa; matla a phahameng, modulus a phahameng le ho ba thata (fiber tense ea matla a 3.6 GPA, Depa, Depa, nako ea ho phomola 3%); Ts'ebeliso ea Nako e telele ea mocheso oa 180 O OC; Haholo-holo e sebelisoa e le likhoele tse matla le lisebelisoa tsa ho tiisa sesoleng, tse sebelisitsoeng ho sesole, lifofane le Aerorospace le likarolo tse ling tsa sebopeho.

Mehlala ea ho noella tšepe ka polasetiki - PPS, Paeke, Pi

Polyfenyenyune sulfide .Pps e ka sebelisoa nako e telele ea nako ea mocheso ho tloha ho 220 ho isa ho tse 220 ka ho monya metsi a tlase le botsitso. E ka sebelisoa nako e telele ka mocheso oa 180 ho isa ho 220 O OC, e nang le mohono o tlase haholo oa metsi le botsitso bo botle ba metsi. Kamora ho fetola, e sebelisoa haholo e le ntho e hlophisehileng ho indastering ea motlakase. Tafole ea 2, e bonts'a lipehelo tsa PPS le Ntlafatso ea CLENENT® e bolelang.

Poyaryleherketon (Paek) ke semi-crystalline, Thermoplane Pekk), jj. Phapano lipakeng tsa mefuta e fapaneng ea Jee ke sebopeho sa lik'hemik'hale, taelo ea khalase ho isa ho tse 338 ho fihlela ho 375 OC. Sebopeho sa Molek'hule se na le selikalikoe sa Benzene, ka thepa e ntle ea motlakase, lipolelo tsa motlakase le lik'hemik'hale; Ether ho ea le ho feta, 'me e ka fetoha le maemo,' me e ka boptjoa ka mokhoa oa ho sebetsa oa kalafo ea kalafo. Bangoli ba mantlha ba Pak ke akro-polasetiki, Celanese, Econok, Solvay le Vicrex. Tafole ea 3, mohlala, e bontša lipehelo tsa peek ho tloha Vicrex. Ho bohlokoa ho bolela ka potlako ho lithapo tsa 3D tsa khatiso ea 3D le melumo e fumanehang ho barekisi ba bahlvoss, mohopolo o tiileng le ba bang.

Polyimide (pi) ke polymer e nang le mofetoa (-nh-co-) Kamelong e ka sehloohong, e leng moea PI ha e na qubu ea bohlokoa e tšosang, mocheso o phahameng oa mocheso o phahameng oa ho fihla ho 400 O OC, e phahameng ea ho lekola e sebelisoang haholo lebaleng la lifofane, Aerosecpace, likokoana-hloko, liquids Mefuta ea lihlahisoa ea mantlha ea pi ke lifilimi, likhoele, foams le mabenkele. 3E etese, Araawa, DUPOT, Kaneka, Taimide, jn pi le 139 mpa ho 231 oc, ka ho latellana. 231 Mpa le 139 mpa ho 23Coc le 200, ka ho latellana le mohlala oa Tensime, o sebelisa thepa ea Mitsui e ka sebelisoang Aurum ® Mohlala.

Har'a polasetiki e phahameng, polyimides (pilyimides (pi) li ka holim'a piramite ho latela tekanyo ea mocheso. Polymides e hlahisoa ke polymerization ea li-payhydrides le damine, le ka ho qala e kene kamelong e kholo, mohlomong polyother-nide (pai) e ka fumanoa, ka ho latellana. Bakeng sa polimisides ea kalafo ea kalafo ea kalafo ea kalafo ea kalafo ea kalafo, pi Lethathamo la 5 le bonts'a thepa ea mantlha ea lihlahisoa tse tsoang ho barekisi bana ba bararo. Ho bohlokoa ho hlokomela hore ilum® Pei o se a qalile ho sebelisoa ho stalys '3d stolations khatisong (ultete® 9085). Ka kakaretso, polimimerode e fumaneha lihlahisoa tse fapaneng tse fapaneng ka ts'ebetso e ikhethang, likhoele, lits'ila, lijana, li ka khethoa bakeng sa mefuta e fapaneng ea kopo.

Ka polasetiki e phahameng, ho na le sehlopha sa lisebelisoa tsa Amorphous (Astl D1003), e leng mocheso o hlakileng oa 800-800 Ho lipopaetsi tse tloaelehileng tse tloaelehileng, PS, PC le mantsiboea, e khonang ho fihlela litlhokahalo tse thata tsa thepa ka har'a polasetiki bakeng sa katse.

3. Examples of Plastics in Place of Glass - PSU, PESU, PPSU, PAR

Polysulfone (PSU kapa PSF) ke sehlopha sa methapo ea Thermoplast o nang le chain ea sehlooho, asphous. Ho na le mefuta e meraro e meholo ea polysulfone, mofuta oa mofuta oa psi, poly matherstsane (lipekere) Mocheso oa nako e telele oa polyusulfone o ka fihla ho li hanyetsanang a mocheso ka nako e khutšoanyane ho ka ba le OC Masimo a mang, haholo likarolo tse hlakileng, ke mokhoa o mong o motle ho tšepe, khalase le makhoaba.

Hajoale, barekisi ba mantlha ba polysulfone ke basf, Sabic, Solvay, Sumitomo joalo-joalo. Lethathamo la 6 le bonts'a thepa ea PSU, Pesu, 'me PPSU e sebelisa basef's Ultrason®. Ka boraro ba bona ba ka matlafatsoa hape ka likhoele tsa khalase le likhoele tsa khabone le litlolo tse sebetsoang ka ente le ho iphelisa.

Polyarylat Litokiso tsa ho khutla, 'me li sebelisoa haholo ka lisebelisoa tsa pele, likoloi, tlhokomelo ea bongaka, lijo le lintho tse tloaelehileng tsa uninika®, e leng thepa ea bisphenol. Polymer®, Copolymer of Bisphenol a & Isophthalic acid. Tafole ea 7 e bontša tse ling tsa thepa ea hau, 'me ho nepahetse ho bolela hore ho thata ho bolela hore ho ba thata ho feta ho polysulfone polasetiki.

4. Plassics e khethehileng ea ts'ebetso (fluoroplastics) - Pvdf, PTFF, PCTFE, PTTPH, jj .

Bofetoheli ke lipompong tsa polyrogen moo tse ling kapa tse ling tsa liathomo tsa hydrogen li nkelitsoeng ke liathomo tsa fluorne. Veyluoeene (PTFEROEETNIE Pfavc). , Fep, e Moqapi oa Ethylene-TETRA-TETRALENE COPOYER (E Ethylene-Tetra-fluoro-Tetra-fluotrize (PCTEF).

Ka kakaretso, phofo e na le khanyetso e ntle ea likhoele, mocheso o tlase, oa boipheliso, a futhumatsang matsoho, mochini, a kaho, a hahambotive le Makholo a e mong a indasteri. Thepa ea mantlha ea phofo ea metsi a tšeletseng e bontšoa tafoleng ea 9, pono ea pta e qhibilihileng haholo e kholo hore e sebelisoe tšebetsong e ente; FAP, ETF, Pvdf le PcTF e na le ts'ebetso e ntle ea ts'ebetso 'me e ka boptjoa ka bokhabane bo ente, ho iphetola le lits'ebetsong tse ling. Hajoale, barekisi ba mantlha ba felipheroplastics ke 3m, chemours Arola PFA, FEP, ETF, Pvdf le PCTF, ha ba lokela ho bopa ka ente. Re lokela ho bolela ho bua ka ho koaheloa ke phaposi e meng, e-ba le thepa e ikhethang likopo tse ncha tsa mocheso o boima ba libeteri tsa li -ouum le indasteri e meng.

Ka polasetiki e khuts'oane, mocheso mocheso o phahameng haholo o kenyelletsa haholo tulfide (pps), polphenylene (PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSU, PPSUSE Crystal polymer (lcp) le tšebeliso ea maoto ea folete, joalo ka tšebeliso ea eona ea 300 OC Khatiso ea likhohlano, jj., 'me ts'ebetso e ka ntlafatsoa haholoanyane ka phetoho. Melemo ena ea mocheso o phahameng e na le melemo le mathata, aerospace, kokoana-hloko ea khoho, e leng litlhophiso tse fapaneng, hloka moralo o fapaneng oa ho khetha le ho khetha thepa ho fihlela litlhoko tse fapaneng.

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