Wigeze wibaza icyatuma ibintu bya buri munsi nkibikoresho, ibice byimodoka, nibikoresho byubuvuzi biramba? Igisubizo kiri muri polypropylene (pp) plastike. Ibi bikoresho bifatika ni ngombwa mu nganda nyinshi bitewe numutungo wabo wihariye.
Muri iyi nyandiko, tuzasesengura ibiranga, dukoresha, nuburyo bwo gukora plastike ya pp plastiki. Uziga kubyerekeye amanota atandukanye ya pp n'impamvu ari ngombwa mugukora ibikorwa bigezweho.
Niki Polypropylene (pp)?
PolyproPylene (pp) ni the thermoplastique. Nubwoko bwa polymer ni mumatsinda ya polyolefin. PP izwiho gukomera no guhinduka. Ikoreshwa mu nganda zinyuranye kubera kurwanya imiti myiza ya chimique no gushonga cyane.
Imiterere yimiti nibigize
Polypropylene ifite imiterere yoroshye. Igizwe no gusubiramo ibice bya promomers. Uyu murongo hydrocarbone polymer ifite bike cyangwa ntabisanzwe. Ifite itsinda rya methyl rifatanije na atome ya karubone ya karubone. Iyi miterere itanga pp imitungo yihariye.
Amafoto yimiti ya Polypropylene ni (C3H6) n. Kuba hari itsinda rya methyl bigira ingaruka kumitungo yacyo. Yongera ahantu hashonga kandi yongera guhinduka kwa Polymer.
Amateka niterambere rya PP
Iterambere rya Polypropylene ryatangiye muri 1950. Giulio Natta, chemiste y'Ubutaliyani, yagiriye uruhare runini mubyo yaremye. Yabyaye Polyplepylene resin ya mbere muri 1954. Umusaruro wubucuruzi watangiye mu 1957. Kuva icyo gihe, PP yabaye imwe muri plastiki yakoreshejwe cyane.
Guhinduranya kwa PP byateye imbere. Ihuza neza uburyo butandukanye bwa Fabrication. Ubu buryo bwo guhuza ibijyanye yabemereye gusimbuza ibindi bikoresho muri porogaramu nyinshi. Uyu munsi, ibyifuzo byisi bya Polypropylene birakomeye kandi bikomeje kuzamuka.
Kuki PP ari ngombwa?
Ibintu bidasanzwe bya Polypropylene bituma ari ngombwa munganda nyinshi. Ibyiza bya chimique byo kurwanya imiti no gushonga cyane ni ngombwa kubisabwa bisaba kuramba. PP nayo iremereye, niyo ingirakamaro kugabanya ibiciro byo gutwara.
Mu nganda zimodoka, PP ikoreshwa mubice byimodoka kubera ubudakemwa no guhinduka. Mu gupakira, ubushobozi bwa PP bwo kwihanganira ubushyuhe bwo hejuru butuma bituma bishoboka ko ibikoresho byibiribwa hamwe nicupa. Ikoreshwa ryayo mubikoresho byubuvuzi nabyo byagaragaye hamwe nubushobozi bwayo bworoshye.
Polypropylene irashobora gutunganywa ukoresheje tekinike zitandukanye. Gutera inshinge nubu buryo busanzwe. Iyi nzira yemerera kurema imiterere yintoki nibishushanyo. Ubushyuhe buke bwa PP butuma bikwiranye nubuhanga bwo gukora.
Ibiranga Polypropylene (pp)
Polypropylene (pp) yirata ibintu bitandukanye biranga bituma bihitamo gusa kubisabwa bitandukanye. Reka twinjire mumubiri, ubushishozi, ubushyuhe, na shimi byashize pp itandukanye.
Umutungo
Imiterere ya PP-Strike Strike iha imbaraga zidasanzwe kandi zihinduka. Iyi polyplacy polyplas itera uburinganire hagati yimara no guhuza n'imihindagurikire.
Ku bijyanye n'ubucucike n'uburemere, PP ni nyampinga woroshye. Itanga igipimo gitangaje-kuri-ibiro, bigatuma ari byiza kubicuruzwa aho buri Grame zibara.
PP irashobora kuba imurika cyangwa Opaque, ukurikije imiterere yihariye. Ubu buryo butandukanye bubyemerera kwita ku buryo butandukanye bwibisabwa.
Imiterere ya mashini
Gukomera no kuramba niho pp irabagirana koko. Irashobora kwihanganira ingaruka zikomeye no kwambara, kubigira amahitamo yizewe yo gusaba ibyifuzo.
Kurwanya umunaniro na elastike nabyo birashimishije. Irashobora gukora imihangayiko myinshi itabuze imiterere cyangwa ubunyangamugayo, kugirango imikorere irambye.
Hamwe n'imbaraga zitangaje no gukomera, pp irashobora kubungabunga ifishi yayo mukibazo. Ibi bituma bikwiranye nibisabwa bisaba guhinduka no gukomera.
Imiterere yubushyuhe
PP ifite ingingo yo gushonga cyane, mubisanzwe hafi 160 ° C (320 ° F). Ubu bushyuhe butuma bukomeza kubungabunga imitungo mu bushyuhe bwo hejuru bukabije.
Kubijyanye numurongo wubushyuhe, PP ni insulator nziza. Irashobora gufasha kugenzura ubushyuhe no gukumira ihererekanyabubasha, gukora agaciro muri porogaramu zinyuranye.
Imiti
Imwe muri PP iragaragara nindwara nziza cyane zo kurwanya imiti. Irashobora kwihanganira guhura na acide nini, ibishishwa, na socievent nta gutesha agaciro cyangwa gutakaza imitungo yayo.
PP ifite kandi irwarikirwa rya Lotew, ibumba, na bagiteri. Ibi bituma ahitamo isuku yo gupakira ibiryo, ibikoresho byubuvuzi, nibindi bikorwa aho isuku ari ngombwa.
| Ibisobanuro | |
| Ubucucike | Ubucucike buke, mucyo |
| Gushonga | Hafi 160 ° C (320 ° F) |
| Kurwanya imiti | Kurwanya cyane kuri aside, ibishishwa, na socieven |
| Kurwanya Umunaniro | Irashobora kwihanganira imihangayiko yasubiwemo idatakaye imiterere cyangwa ubunyangamugayo |
Gusaba bisanzwe kwa Polypropylene (pp)
Gusaba Ubuvuzi
PolyproPylene (pp) ikoreshwa cyane mubuvuzi. Kurwanya imiti myiza biratuma bituma bitanga ibitekerezo kubikoresho byubuvuzi nibikoresho. Ibi bintu birimo imiyoboro, vial yubuvuzi, ibikoresho byibinini, hamwe n'amacupa yagereranijwe.
Pp irashobora kwihanganira uburyo bwo kunyereza ibintu. Ubu bushobozi ni ngombwa mu kubungabunga isuku mubidukikije. Ubushobozi bwayo bwo kwihanganira ubushyuhe burenze nta gutesha agaciro byemeza neza kandi neza.
Imiterere myiza yo kurwanya imiti ya PP nayo irinde kwanduza. Ibi bituma ibikoresho byatoranijwe byo gusaba ubuvuzi aho umutekano no kuramba.
Inganda zimodoka
Mu nganda zimodoka, PP ifite agaciro gakomeye. Ikoreshwa mubice byimodoka nka tashboard, bumpers, na trims. ibikoresho Ubufatanye bwo kurwanya byemeza ko ibi bice bishobora kwihanganira kwambara buri munsi.
Pp ni ukuburemere kandi byoroshye. Ibi bigabanya uburemere rusange bwibinyabiziga, kunoza lisansi. Ifasha kandi mugukora ingano zitoroshye, mbikesheje gutera inshinge.
Ibyiza byo kurwanya imiti iramba kuri pp irabyemeza irashobora kurwanya amavuta, amavuta, nizindi mazi yimodoka. Uku kuramba kwagura ubuzima bwibice byimodoka, bigatuma pp amahitamo ahenze kubakora.
Inganda zipakira
PP ni amahitamo akunzwe mubikorwa byo gupakira. Guhinduranya kwayo bituma bizakoreshwa mubipfunyika byombi byoroshye kandi bikomeye. Kubipfunyika byoroshye, film ya PP ikoreshwa mubiribwa nibihimbano.
Gusaba gupakira birimo ibiryo, amacupa ingofero, no gufunga. PP irashonga cyane ibiganiro bituma bishobora gukora ibiryo bishyushye tutayihindura. Ibyiza byo kurwanya imiti birwanya ruswa bituma bikwiranye no kubika ibicuruzwa bitandukanye.
Ubushobozi bwa PP bwo gukora umutungo wa Hingel Ningirakamaro mugupakira ibyo bisaba gufungura no gufunga, nkibikoresho bya shampoo nibikoresho byibiribwa.
Inganda
Polypropylene nayo ikoreshwa munganda. Ikoreshwa mugukora imyenda, itapi, no kurenga. Ibikoresho byo hasi cyane ibipimo byoroheje biremererwa bituma byasaga neza.
PP ikunzwe mumazu ya siporo nibikoresho birwanya ibihe. Ubushobozi bwayo bwo gukinisha ubushuhe butuma uwambaye yumye. Ibi ni ingirakamaro cyane kubwimikino ngororamubiri nimyambarire.
Umunaniro mwiza wo kurwanya pP iremeza ko imyenda yakozwe nayo iramba. Barashobora kwihanganira gukoresha inshuro nyinshi no gukaraba badatakaje imitungo yabo.
Ibicuruzwa byabaguzi
PP yiganje mubintu bitandukanye byo murugo. Harimo ibikoresho, ibikinisho, nibikoresho. zayo zo kurwanya ingaruka Imbaraga zituma bigira intego kubintu bigomba gukomera.
Mu gikoni, PP ikoreshwa mugukora ibikoresho biramba nibikoresho. Kurwanya imiti myiza birabubuza gufata ibintu. Ibi bireba umutekano no kuramba kw'igikona.
Kubikinisho, umuhanga muke wa PP ufite imitungo ubushyuhe Menya neza ko bafite umutekano kubana. Ibikoresho ntibikora ubushyuhe, bigabanya ibyago byo gutwika. Cycligue nziza yo kurwanya Syclic yemeza ko ibikinisho bishobora kwihanganira gufata nabi abana.
Inzira yo Gukora Polypropylene (pp)
Inzira yo gupakira
PolyproPylene (pp) plastike iremewe muburyo bwo kwiga. Ibi bikubiyemo guhuza monomers ya promomers muri polymer. Hariho uburyo butatu bwingenzi: Gucibwa, igisubizo, na gaze yicyiciro cya gaze.
Muburyo butunguranye, propylene ivanze na dilunt. Umusemburo wongeyeho gutangira reaction. Impapuro za polymer nkikibanza, hanyuma gitandukana kandi cyumye.
Igikorwa cyo kumuti gishonga cya propylene muburyo bworoshye. Catalist itangiza amasatsi, kandi Polymer yaje gucibwa no gukama.
Gahunda yicyiciro cya gaze ikoresha phipalene. Umusemburo wongeyeho, hamwe nimpapuro za polymer nkifu. Ubu buryo bukora neza kandi bukoreshwa cyane.
Imyanya ifite uruhare rukomeye muriyi nzira. Bagenzura igipimo cyimyitwarire nubuso bwa polymer. Ziegler-Natta Catalests yakoreshejwe. Bafasha kubyara ubuziranenge bwinshi bwa Polypropylene hamwe numutungo wihariye.
Gutera inshinge
Gutera inshinge nuburyo bwingenzi bwo guhindura polypropylene (pp) resin. Muri iki gikorwa, gushonga pp byatewe muburyo bwa. Mold isobanura imiterere yibicuruzwa byanyuma.
Igikorwa cyo gushinyarwa gitangirana na pp kugeza ishonga. Gutunganya ubushyuhe bugabana hagati ya 200 ° C na 250 ° C. Plastike yashongeshejwe noneho iterwa mu cyuho. Nyuma yo gukonja, hafungurwaga, kandi ibicuruzwa bisohoka.
Gutera inshinge biratandukanye kandi neza. Byakoreshejwe mugukora ibicuruzwa bitandukanye. Ibintu bisanzwe birimo ibice byimodoka, ibicuruzwa byo murugo, nibikoresho byubuvuzi. Gutera inshinge yubuhanga butuma imiterere igoye kandi isobanutse neza.
Kuzamuka
Kwiyongera nubundi buryo busanzwe bwo gutunganya Polypropylene (pp) polymer. Muri strucles, pp irashonga kandi igahatirwa kuva ipfa kugirango itere imiterere ndende. Iyi miterere irashobora gutemwa cyangwa kuzunguruka mubicuruzwa.
Inzira yo gukandagira ikubiyemo kugaburira PP pellets muburyo buke. Pellets irashyuha kugeza bashonga. PP yashonze noneho irasunikwa mu gupfa. Imiterere yo gupfa igena ibicuruzwa byanyuma.
Kwiyongera gukoreshwa mugukora imiyoboro, impapuro, na firime. Filime ya PP ikoreshwa kenshi mugupakira kubera guhinduka no imbaraga. PP film igenda irashobora kubyara film ebyiri na Bi-firime ishingiye kuri firime (bopp).
Guhubuka
Gukuramo ubumuga bikoreshwa mugukora ibice bya plastiki byuzuye. Nubuhanga busanzwe bwo gukora amacupa nibikoresho. Inzira itangira gushonga pp no kuyikora muri parison cyangwa preforma.
Mubikorwa byo kubumba , muri pariyoni ishyirwa mubutaka. Umwuka noneho urabirukanwa, bituma kwaguka no gufata imiterere yubutaka. Ibicuruzwa bikonje kandi bisohoka kuva kubumba.
Guhunika neza nibyiza mugupakira. Ikoreshwa kubicuruzwa nkamacupa, ingofero, no gufunga. Tekinike iremeza ubunini bumwe nubuziraherezo.
Amanota atandukanye ya pp plastiki
PP Plastike iza mu manota itandukanye, buri kimwe hamwe nimitungo yihariye. Kuva kuri Homopolymers kuri copolymers nicyiciro cyihariye, hari pp kubintu byose.
Homopolymers
Homopolymers nimfashanyo rusange yimyitozo yisi ya pp. Ni bitandukanye kandi birashobora gukoreshwa muburyo butandukanye.
Kimwe mubyiza byabo byingenzi nimbaraga zabo no gukomera. Bafite kandi ubushyuhe bwo kugoreka ubushyuhe (HDT) ugereranije nizindi manota.
Guhagarika copolymers
Guhagarika copolymers fata pp kurwego rukurikira mugihe cyo kurwanya ingaruka. Bakomeza uburwayi bwabo no mubushyuhe buke, bikaba byiza kubisaba gusaba.
Guhindura impinduka birashobora kongerwaho kugirango byongere imbaraga. Uku guhuza imbaraga no kwihangana biragoye gutsinda.
Copolymers
Copolymers idasanzwe izana urutonde rwihariye kumeza. Bafite ahantu ho gushonga, bituma birushaho guhinduka mugutunganya no gutunganya.
Batanga kandi ibisobanuro byayongereye, bibahitira guhitamo neza ibicuruzwa biboneye. Hamwe na 1-7% bya Ethylene ibice byinteko ya monomer, bagereranya hagati yimikorere na heesthetics.
Amanota yihariye
Icyiciro cyihariye cya PP cyagenewe kuzuza ibikenewe byihariye. Impamyabumenyi yuzuye talc, kurugero, irimo talc 10-40%, yongera imbaraga na hdt.
Ariko, ibi biza ku giciro cyo kugabanya ubutoni. Ku rundi ruhande, amanota ashimangirwa kw'ikirahure, akubiyemo 30% fibre ya 30%, bikaba bikaba byo kuzamura imbaraga, gukomera, na HDT.
Gucuruza ni kugabanya ingaruka zo kurwanya ingaruka. Byose bijyanye no kubona uburimbane bukwiye kubisaba hafi.
| Icyiciro | cyingenzi cya | porogaramu |
| Homopolymers | Gukomera, bikomeye, hight high | Rusange-intego |
| Guhagarika copolymers | Kurwanya ingaruka mbi, bikomeye | Gusaba Porogaramu |
| Copolymers | Ahantu ho gushonga, byoroshye, birasobanutse | Ibicuruzwa bibonerana |
| TALC yuzuye | Kongera imbaraga na HDT, byagabanijwe neza | Porogaramu |
| Ikirahure-Bishimangirwa | Imbaraga nyinshi, gukomera, na HDT, byagabanijwe ingaruka | Porogaramu |
Hamwe nitsinda rinini ryinshi, pp plastiki irashobora guhuza kugirango yuzuze ibyifuzo byihariye byo gusaba hafi. Yaba imbaraga, gukomera, gusobanuka, cyangwa kurwanya ubushyuhe, hari amanota ya PP ihuye na fagitire.
Ibyiza nibibi bya PP
Ibyiza
Polypropylene (pp) plastike ifite inyungu nyinshi. Isaha imwe yingenzi nibyiza byo kurwanya imiti . Irashobora kwihanganira aside, ibishishwa, na sociemen. Ibi bituma bikwiranye na porogaramu zinyuranye, harimo gupakira no mu bice by'imodoka.
PP itanga kandi kurwanya umunaniro. Irashobora kwihanganira imihangayiko isubiramo atavunika. Uyu mutungo ningirakamaro kubicuruzwa bihora bikoreshwa, nko kwisiga mu gupakira no kwimodoka.
IZINDI NZIZA ZIHARIYE NUBUNTU BWO GUHINDUKA. Ifite ubushyuhe bwinshi bwo gushonga , bivuze ko bishobora gukora ubushyuhe bwo hejuru ugereranije na HDPE. Ibi bituma bitanga ibitekerezo bisaba kurwanya ubushyuhe, nkibiryo nibikoresho byubuvuzi.
PP nayo irenze HDPE. Ubucucike bwayo bworoshye Kamere ifasha kugabanya uburemere bwibicuruzwa rusange. Ibi ni ingirakamaro cyane mu nganda zimodoka, aho kugabanya ibiro biteza imbere ko lisansi.
Ibibi
Nubwo ibyiza byinshi, PP ifite ibibi. Ikibazo kimwe gikomeye nigisubizo cya okiside. Iyo uhuye nibikoresho bimwe nkumuringa, pp irashobora gutesha agaciro vuba. Ibi bigabanya imikoreshereze yacyo mubidukikije aho ibikoresho nkibi bihari.
PP ifite kandi igabanuka rya mold na thermal. Ibi birashobora kuganisha ku guhungabana mu bice. Inzira yo gushimura ikeneye kugenzura kugirango igabanye izi ngaruka.
Imisozi miremire niyindi ngaruka za PP. Igihe kirenze, kubwo guhangayika gihoraho, PP irashobora guhindura. Uyu mutungo, uzwi ku nkombe, bigira ingaruka kumikorere yigihe kirekire muburyo bwo gutwara imitwaro.
Ubwanyuma, pp ifite uv irwanya uv. Guhura nizuba birashobora gutuma polymer yo gutesha agaciro. Ibi bigabanya ikoreshwa ryayo muburyo bwo hanze keretse niba bihagaze neza hamwe na UV.
Umwanzuro
PolyproPylene (pp) ni pasika kandi ikoreshwa cyane. Ifite ubushyuhe buhebuje hamwe no gushonga cyane. PP ikoreshwa mu nganda nyinshi, uhereye ku muyoboro w'ubuvuzi.
Gahunda yo Gukora PP irimo gutemba no gukandagira. Buri buryo butanga ibicuruzwa byihariye nkibice byimodoka cyangwa gupakira. Hariho amanota atandukanye ya PP, harimo homopolymes na copolymers.
Guhitamo icyiciro cya PP ningirakamaro kubisabwa byihariye. Ibikoresho byerekana ibikoresho byemeza kuramba no gukora. PP ikomeza kuba ingenzi mugukora igezweho kubera guhinduka no kwizerwa.
