Poliporopilini ye mun ye?

Fɛn kelen bɛ fɛn bɛɛ fanga di cogo di k’a ta i ka sɔgɔmada nɔnɔ minɛn na ka se dashboard ma i ka mobili kɔnɔ? Poliporopilini jɔlen bɛ i n’a fɔ bi fɛn dilanni fɛɛrɛ minnu bɛ se ka ladilan kosɛbɛ, olu dɔ ye ka danfara don don o don nɔgɔya ni izini-Barakɛcogo ɲuman cɛ. Nin polimɛri thermoplastique in ye fɛn caman sɛmɛntiya an bɛ fɛnw pake, k’u dilan, ani k’u lakana cogo min na diɲɛ sɔrɔko siratigɛ la, a bɛ fɔ kosɛbɛ.

Poliporopilini (PP) ye polimɛri ye min bɛ sɔrɔ propilɛni monomɛriw ka polimɛri la-Hidrokarbon mɔlikulu nɔgɔmanw kɔnɔ, karɔbɔli atomu saba bɛ minnu kɔnɔ. A tɛ i n’a fɔ fɛn minnu bɛ tiɲɛ ni u sumana siɲɛ caman ani ni u nɛnɛna, poliporopilini bɛ a jɔcogo dafalen mara ni funteni sɛgɛsɛgɛli caman ye, o ye jogo ye min b’a danfara ka bɔ denbaya kɔnɔ min bɛ wele ko thermoplastic denbaya kɔnɔ.

O fɛn bɛ bɔ petoroli sɛnɛcogo la i n’a fɔ gazi propilɛni, o bɛ sɔrɔ ka fɛn caman sɛmɛntiya ka kɛ katalitiki walew ye ka kɛ polimɛri cakɛda janw ye. O cakɛda ninnu b’u yɛrɛ labɛn semi-kirisitalini sigicogo la, yɔrɔ minnu na kristalɛ mara labɛnniw bɛ sigi ɲɔgɔn fɛ ni yɔrɔw ye minnu tɛ amorfu ye. Nin molekiyɔmuw ka fɛn dilanni bɛ a ka balansi di a ka balansi ma ani a bɛ se ka wuli ka bɔ a nɔ na-A bɛ fara ɲɔgɔn kan min b’a kɛ plastiki filanan ye min dilannen don kosɛbɛ diɲɛ kɔnɔ, ka poliyetilɛni dɔrɔn de kɔ ka bɔ a dilanni hakɛ la.

Poliporopilini ka furakisɛ min bɛ wele ko fɛnɲɛnamafagalan, (C3H6)N, o bɛ propilɛni hakɛ ba caman jira minnu bɛ segin ɲɔgɔn kan minnu sirilen don ɲɔgɔn na ., ka cakɛdaw dilan minnu bɛ se ka kɛ tigitigi ni baara kɛrɛnkɛrɛnnenw ye. A ka c’a la, o fɛn bɛ bɔ i n’a fɔ fɛn finman walima fɛn jɛlen a cogo saniyalen na, hali ni a dilannikɛlaw bɛ to ka ɲɛgɛnw ni farankanw fara a kan walasa k’a cogoya sɛmɛntiya ani ka jogo kɛrɛnkɛrɛnnenw bonya.

Sugu fɔlɔ saba de bɛ jagofɛnw dilanni na: homopolimɛriw bɛɛ bɛ kɛ ni propilɛni ye, u bɛ gɛlɛya caman di ani ka kemikaliya kɛ. Kopolimɛri gansanw bɛ etilɛni hakɛ fitininw don u kɔnɔ, ka jɛya ni baarakɛcogo caman sɛmɛntiya baarakɛcogo la minnu bɛ kɛnɛya ɲini. Blɔki kopolimɛriw bɛ ni propilɛni ni etilɛni yɔrɔ danfaralenw ye-poropilini lastikuw, o bɛ nɔ bilali fanga bonya funteni dɔgɔmanw na yɔrɔ min na poliporopilini jɔnjɔn bɛ kɛ bɔgɔ ye.

O fɛn dilanni taama min bɛ bɔ tulu sɛnɛta la ka taa poliporopilini dafalen na, o bɛ baara kɛ ni kemikɛli fɛɛrɛ caman ye minnu labɛnna san tan caman kɔnɔ fɛnw dɔnniya yiriwali la. A dilanni bɛ daminɛ petoroli sɛnɛyɔrɔw la, tulu sɛnɛbali bɛ disili kɛ yɔrɔ min na, o bɛ kɛ sababu ye ka hidrɔkarbɔn suguya caman fara ɲɔgɔn kan ni tobilikɛyɔrɔ ye. Gazi propilɛni bɛ bɔ nin farali fɔlɔ in na, hali ni a bɛ saniya wɛrɛw de wajibiya sani polimɛri ka kɛ.

Katalisita fila de bɛ bi sɛnɛfɛnw de kan:Ziegler-Natta katalisɛtiw ., min sɔrɔla san 1950w la Karl Ziegler ni Giulio Natta fɛ (a ye san 1963 Nobɛl ka laadalata sɔrɔ simi la), ani metalosɛni katalisɛri kura minnu bɛ se ka kɛ sababu ye hali ka se ka polimɛriw jɔcogo ɲuman sɔrɔ. Sugandili min bɛ kɛ o sigidaw ni ɲɔgɔn cɛ, o bɛ nɔ bila fɛn laban ka molekiyɔmu girinya tilali la, kristalɛ hakɛ la, ani laban na a farikolo cogoya.

Gazi-Fase polimerizasiyɔn bɛ fɛn dilanni fɛɛrɛ fɔlɔ saba dɔ jira. O cogo la, gazi propilɛni saniyalen bɛ tɛmɛ dilan-minɛn dɔ fɛ min bɛ kɛ ni ji ye, katalisita fɛnɲɛnamafagalanw bɛ jɔ yɔrɔ min na gazi sira fɛ. Funteni bɛ Taa degere 70 ni 100 'cɛ k'a sɔrɔ degun bɛ To fiɲɛ 1 ni 20 'cɛ. Ni propilɛni mɔlikuluw bɛ ɲɔgɔn sɔrɔ katalisita sanfɛla la, u bɛ ɲɔgɔn sɔrɔ teliya la, ka polimɛri mugu dilan min bɛ bɔ gazi la min tɛ se ka kɛ ni sikɔlɔn danfaralanw ye. O mugu in bɛ sɔrɔ ka peleti kɛ walasa a minɛcogo n’a bilali nɔgɔya.

Slurry processus bɛ baara kɛ ni hidrɔkarɔbɔni jilamaw ye walasa ka polimɛri cakɛda fila bɛɛ jɔ. Spheropol kɛcogo, min bɛ kɛ ka caya baarakɛyɔrɔ bɛɛ la, o bɛ propilɛni, etilɛni ani idɔrɔzi lamini ni reactors verticals verticals ye. Polimɛri fɛnɲɛnamafagalanw bɛ falen jilama kɔnɔ sani u ka fara ɲɔgɔn kan ka u ja. Nin fɛɛrɛ in bɛ funteni bɔli seko ɲumanw di, minnu nafa ka bon kosɛbɛ ni polimerizasiyɔn εgɔtɛrimu kɛcogo ɲɛnabɔli ye.

Bulk processes polymerize propylene in its liquid cogo la ni fura wɛrɛw tɛ a la, o bɛ dɔ bɔ sigida ka nɔ bilali la ani ka saniya nɔgɔya. Bi yɔrɔw bɛ o fɛɛrɛ in fɛ ka caya homopolimɛri dilanni na, yɔrɔ min na, furajiw sɔrɔbaliya bɛ baara kɛcogo ɲɛ ani ka bɔgɔ bɔli dɔgɔya.

A ka c’a la, poliporopilini dilanyɔrɔ cɛmancɛ{0}}A ka c’a la, a bɛ tɔni 300.000 fo 500.000 bɔ san o san, ni diɲɛ kɔnɔ sɛnɛfɛnw bɛ tɛmɛ mɛtɛrɛ tɔni miliyɔn 70 kan san 2024. Sɛnɛfɛnw dilanni fɛɛrɛ kelen-kelen bɛɛ bɛ kɛ sababu ye ka polimɛri jogo suguya wɛrɛw sɔrɔ, minnu bɛ kɛ sababu ye ka fɛn dilannikɛlaw dɛmɛ u ka se ka fɛnw kɛ ka kɛɲɛ ni u laban kɛrɛnkɛrɛnnen ye.

Polypropylene

O fɛn in ka jago ɲɛtaa bɛ bɔ baara kɛcogoyaw faralen ɲɔgɔn kan kɛrɛnkɛrɛnnenya la, fɛɛrɛ damadɔ minnu bɛ se ka bɛn ɲɔgɔn ma ni musaka ye min bɛ se ka suma.kemikoro resistance bɛ sɔrɔ poliporopilini ka jogo nafamabaw cɛma .-Polimɛri bɛ se ka fɛnɲɛnamafagalanw, asidiw, ani alkalijiw sɔrɔ minnu bɛna fɛn caman tiɲɛ minnu bɛ ɲɔgɔn sɔrɔ. O muɲuli b’a to a nafa ka bon kosɛbɛ saniyafɛnw, kemikɛlifɛnw ani izini jiw marali la.

A tɛ i n’a fɔ fɛn minnu bɛ ji bɔ u sigida la, poliporopilini bɛ to ji la kosɛbɛ. Laboratowari sɛgɛsɛgɛliw b’a jira ko ji minɛcogo bɛ 0,01% duguma fɛn girinya la sanga 24 kɔnɔ, o ye fɛn ye min bɛ fɛn dilannenw ɲɛnamaya janya sigidaw la minnu falen don nɛnɛ na ani ka sterilize nɔgɔya furakɛli la. furakɛli minɛnw dilannikɛlaw bɛ o jogo in nafa ni opereli minɛnw ni laboratuwari minɛnw ye minnu bɛ se ka baara kɛ kokura , minnu ka kan ka autoclave cycles segin-seginw muɲu 121 degɛrɛ la .

O fɛn in bɛ masinw ka muɲuli kabakoma jira hali n’a girinya ka nɔgɔn kosɛbɛ. Ni density bɛ 0,91 g/cm3 ɲɔgɔn na, poliporopilini bɛ pan ji la ka sɔrɔ ka tension fanga mara 4800 psi lamini na. Nin fanga in-ka se- girinya hakɛ bɛ jira kɛrɛnkɛrɛnnenya la mobili dilanni na, yɔrɔ min na kilogaramu kelen-kelen bɛɛ bɛ bɔ, o bɛ sɛnɛfɛnw sɛnɛcogo ɲɛ. Mobili suguya dɔ bɛ poliporopilini yɔrɔw kilo 15-20 don a kɔnɔ, k’a ta bumperw ni batiriw la ka taa a bila sokɔnɔna trim pannew la.

Sɛgɛn resistance sets polypropylene ni thermoplastiques caman bɛ bɔ ɲɔgɔn na .. O fɛn bɛ se ka wuli siɲɛ ba caman k’a sɔrɔ a ma kari, o bɛ se ka kɛ sababu ye ka baarakɛminɛnw sɔrɔ i n’a fɔ fɛn ɲɛnamaw-yɔrɔ minnu bɛ se ka wuli ka bɔ u nɔ na, yɔrɔ gɛlɛnw bɛ ɲɔgɔn cɛ. Butɛri dakun minnu bɛ to nɔrɔli la ni da wuli ni dadon segin ye, o bɛ misali di o nafolo in kan, ka nɔgɔw dɔgɔya ka sɔrɔ ka baarakɛcogo mara.

Funteni baara jɔyɔrɔw poliporopilini a ka poliyetilɛni kɔrɔkɛw ni ɲɔgɔn cɛ. O fɛn in wulicogo bɛ daminɛ degere 160 na ka se degere 171 ma ka kɛɲɛ ni kristalɛ ni furakɛli ye, a ka bon kosɛbɛ ka tɛmɛ sanfɛ-density polyethylene ka 130-137 hakɛ kan. Nin wuliyɔrɔ kɔrɔtalen in bɛ sira di funteni ma-Farafɛnw falen-falen baaraw, dumunikɛminɛnw minnu bɛ lakana mikrowɛn na, ani mobili kɔnɔfɛnw minnu bɛ sɔrɔ motɛri funteni na.

Cost efficience bɛ poliporopilini ka nafa jiracogo dafa. A ka c’a la, fɛnɲɛnamafagalanw musakaw bɛ bɔ dɔrɔmɛ 0,30 na ka se dɔrɔmɛ 0,40 ma kilo kelen na, o b’a to a bɛ kɛ ni plastiki wɛrɛw ye sɔrɔko siratigɛ la k’a sɔrɔ a bɛ baara kɛcogo ɲuman di baara caman na. Baarakɛcogo ɲuman bɛ nafa wɛrɛ fara a kan-Poliporopilini ka sɔgɔli ka dɔgɔn kosɛbɛ, o b’a to a bɛ se ka woyo nɔgɔya la pikiri kɛli waati la, ka jiginni waatiw dɔgɔya ani ka fanga ta.

Foroko baarakɛcogo bɛ diɲɛ poliporopilini bɔli 30% ɲɔgɔn bɔ, o ye jatebɔ ye min bɛ fɛn in sɔrɔli sinsin bi fɛnw dilancogo cakɛdaw la. Dumuni dilannikɛlaw bɛ poliporopilini fɛ nɔnɔmugu minɛnw na, marifakisɛw la, ani dumunikɛminɛnw na minnu bɛ se ka kɛ mikrowɛn ye barisa a bɛ FDA ka dumuniw dafa walasa ka dumuniw sɔrɔ k’a sɔrɔ funteni muɲuni bɛ bɔ konfirɛzi marali la ka tɛmɛ mikrowɛnw ka sumaya kokura fɛ.

Flexible polypropylene films bɛ dumuni misɛnniw, finiw ani tabafɛnw lakana ., ka selofan ni papiye sizo bila baara caman na. O filimuw bɛ jibolisiraw di minnu ka bon kosɛbɛ ka sɔrɔ u musaka ka dɔgɔ ka bɔ. Poliporopilini min dilannen don, o bɛ bɔrɔw dilan minnu bɛ mɛn sɛnɛfɛnw na, fɛnw dilanni na, ani fɛn caman na-Bɔtɔkisɛ kelen min dilannen don, o bɛ se ka tiga walima siman kilo 50 ta ka a sɔrɔ a girinya ye garamu 80-100 dɔrɔn ye.

Mobili seko bɛ poliporopilini ka filanan-Suguba belebeleba jira, min bɛ 20% ɲɔgɔn bɔ a dilanni na. Mobili dilannikɛlaw bɛ o fɛnw don bi mobili bɛɛ kɔnɔ: bumper systems exploit polypropylene’s impact absorption sekow; kɔnɔna dakunw ni dashboard yɔrɔw bɛ a ka modulability ani surface finish options ta; Batiriw kɔnɔ, elekitoroliti minnu bɛ kɛ ka u kɛ fɛn ye, olu bɛ sɔrɔ lafiya la ka sɔrɔ ka mobili girinya dɔgɔya; Kapitɛni kɔkanna bɛ muɲuli ni nɔgɔ kɛlɛli di yɔrɔ caman{3}}siraba kan.

Erɔpu mobili feerela dɔ y’a jira ko a ye nɛgɛ batiriw sɔngɔ wuli ka kɛ poliporopilini ye, o bɛ dɔ bɔ a yɔrɔ girinya la ni 40% ye, k’a sɔrɔ a bɛ sɛnɛfɛnw musakaw tigɛ ni 25% ye, k’a jira ko fɛn in nafa bɛ sɔrɔ sɔrɔko siratigɛ la ka tɛmɛ baarakɛcogo jɔnjɔn kan.

Furakɛcogo ni furakɛli kɛcogo bɛ poliporopilini ka fɛnɲɛnamafagalanw ka fɛnɲɛnamafagalanw, u ka sterilisation resistance, ani u musaka kɛcogo faralen ɲɔgɔn kan, olu faralen ɲɔgɔn kan cogo kɛrɛnkɛrɛnnen na.pikirijikɛlan minnu bɛ kɛ siɲɛ kelen, u kɛcogo buteliw, petiri minɛnw, ani opereli minɛnw bɛɛ bɛ baara kɛ ni poliporopilini ye .Sabula o fɛn bɛ se ka watara sterilize, gamma radiation, ani chimique disinfection muɲu k’a sɔrɔ a ma tiɲɛ. Dɔgɔtɔrɔso minɛn dilanko tɔnba dɔ y’a kɔlɔsi u ka poliporopilini opereli minɛnw bɛ muɲu 50+ autoclave cycles ka sɔrɔ ka sɛgɛn jira, ka dɔ bɔ a nɔnabila musakaw la ka sɔrɔ ka sterility assurance mara.

Laboratowari fɛnw i n’a fɔ sɛgɛsɛgɛli tuubuw, pipɛti tipiw, ani mikroplatiw bɛ poliporopilini ta ka caya. O fɛn in ka farikolojɔli dumuniw siricogo ka dɔgɔn, o b’a jira ko nafa bɛ sɔrɔ biologiki ɲininiw na, yɔrɔ min na, nɔgɔw nɔgɔyali bɛ se ka jaabiw tiɲɛ.

Textile ni fibre applications bɛ poliporopilini caman sɛmɛntiya ka kɛ fɛnw ye minnu bɛ daminɛ jeyotɛkisiw la walasa ka fɛnw tiɲɛ ka taa a bila finiw na minnu bɛ kɛ ka fɛnw don minnu bɛ ji bɔ fari la. Poliporopilini juru bɛ kɔgɔjida la baarakɛcogo ɲɛ-Mɛn ka density ji jukɔrɔ, o bɛ se ka kɛ sababu ye ka juruw wuli minnu tɛna jigin ni u binna ji kan. Kɔgɔjida la fɛnw feerela dɔ y’a ye ko poliporopilini juruw bɛ u fanga 90% mara san 3 kɔgɔji kɔnɔ, u bɛ to ka baara kɛ ka tɛmɛ fiɲɛ nafama wɛrɛw kan.

Mɔgɔ minnu bɛ fɛnw dun, olu bɛ an lamini ni poliporopilini ye: dumuni marayɔrɔ minnu bɛ se ka baara kɛ kokura, minnu bɛ kisi minɛnw kocogo jatebaliya ma; bagaji nɔgɔman minnu bɛ bagajiw minɛcogo jugu muɲu; nakɔ kɔnɔ minɛnw minnu bɛ waati ni UV tiɲɛni kɛlɛ; Kapitɛni fiyɛw minnu bɛ nɔgɔw gɛn ka bɔ yɔrɔ caman-jagokɛyɔrɔw la. Kɔsa in na, E-Commerce Packaging Company jiginna ka kɛ poliporopilini lɛtɛrɛw foroko ye, k’a jira ko 60% dɔgɔyara ka kɛɲɛ ni kurunbokari tiɲɛniw ye ni i y’a suma n’u ka poliyetilɛni foroko tɛmɛnenw ye.

A nafa ka bon kosɛbɛ ka a dɔn ko fanga furakɛli suguya min bɛ ka bonya, o ye dɔ fara fɛnw ɲinini kan, fɛn minnu ka nɔgɔn, minnu bɛ mɛn, fɛn dilannenw kɔnɔ. Ka .... toAre Litiyɔmu batiriw bɛ se ka charge .ani ka fanga hakɛ ɲuman di, o batiriw lakanani sow bɛ baara kɛ ka caya ni poliporopilini ye a ka kemikaliya ni a ka nɔ bilali lakanani nafaw la, o b’a jira cogo min na fɛnw dɔnniya bɛ taa ɲɛ ka taa ɲɔgɔn fɛ iziniw kɔnɔ.

Fɛnw sugandili bɛ tali kɛ fɛn caman na ka kɛɲɛ ni baarakɛcogo kɛrɛnkɛrɛnnenw ye, wa poliporopilini ka ɲɔgɔndan jɔyɔrɔ bɛ jɛya ni ɲɔgɔn sangali ye ni polimɛriw ye minnu bɛ tali kɛ o la.poliyetilɛni (PE) bɛ kɛ poliporopilini ka sofa ye min ka surun a la ani a ka teli ka kɛ a la ., ka kemikoro sigicogo kelenw tila ɲɔgɔn na nka ka danfara don baarakɛcogo kɔrɔw la.

Funteni muɲuni bɛ danfara jira min nafa ka bon kosɛbɛ. poliporopilini bɛ sigicogo dafalen mara fo ka se 160-171 degɛrɛ ma , ka sɔrɔ sanfɛ-density poliyetilɛni bɛ nɔgɔya degere 130 lamini na . O nafa 30-40 degɛrɛ bɛ baara daminɛ yɔrɔ minnu na funteni bɛ se ka poliyetilɛni yɔrɔw tiɲɛ. O kɔfɛ, poliyetilɛni bɛ se ka wuli ka bɔ a nɔ na funteni hakɛ la min ka dɔgɔn ni 0 ye, poliporopilini bɛ tiɲɛ yɔrɔ min na, o bɛ PE kɛ fɛn ye min ka fisa ni konfirɛzi marayɔrɔ minɛnw ye ani kɛnɛma baara nɛnɛma.

Furakɛcogo bɛ poliporopilini fɛ a sɔrɔcogo fanba la. Hali ni polimɛri fila bɛɛ bɛ asidi ni basi caman kɛlɛ, poliporopilini bɛ se ka ɲɔgɔn sɔrɔ waati jan kɔnɔ ni fɛnɲɛnamafagalanw ye minnu bɛ laban ka poliyetilɛni tiɲɛ. Industriw ka kemikɛlifɛnw marayɔrɔw bɛ o nafa jira-Poliporopilini minɛnw kɔnɔ, furajiw ni saniyalanw bɛ sɔrɔ minnu na, minnu bɛ fɛn sɔngɔ gɛlɛnw ɲini ni poliyetilɛni dɛsɛra.

jɛya ni jɛlenya bɛ Bɔ ɲɔgɔn na kosɛbɛ o fɛnw ni ɲɔgɔn cɛ. Poliyetilɛni bɛ se ka ɲɛnayeli jɛlen sɔrɔ min bɛnnen don ka se ka a lajɛ-Kuma caman na, ka sɔrɔ poliporopilini bɛ se kɛnɛya dɔrɔn ma min ni nɔnɔmugu bɛ bɔ ɲɔgɔn na. Dumuni foroko dilannikɛlaw bɛ poliyetilɛni sugandi ni fɛn yecogo bɛ sanniko latigɛ, ka poliporopilini mara baarakɛcogo la, yɔrɔ minnu na kɛnɛya nafa ka dɔgɔ.

musaka jateminɛw bɛ poliporopilini fɛ dɔɔnin, ni sɔngɔ danfara danma ye $0.02-$0.05 ye kilo kelen na. Million-pound production bɛ boli, nin danfara fitinin in bɛ fara ɲɔgɔn kan ka kɛ nafolo kɔrɔ ye. Baarakɛcogo cogoyaw bɛ sɔrɔko hakɛ wɛrɛ fara a kan-poliporopilini ka fɛnɲɛnamafagalanw ka fɛnɲɛnamafagalanw ka fɛnɲɛnamafagalanw ka sɔgɔli waati bɛ dɔgɔya ni 10-15% ye ni i ye a suma ni poliyetilɛni ye, ka tɛmɛko ɲɛ ka ɲɛsin minɛnw ma minnu ni ɲɔgɔn cɛ ka ɲi.

Polisitiri (PS) bɛ gɛlɛya ni jɛya di nka a tɛ poliporopilini ka fɛnɲɛnamafagalanw tali ni funteni muɲuni sɔrɔ .. Fɛn min bɛ kɛ ka fɛnw foroko dilan, o y’a ɲɛfɔ ko ni an ye polisitiri minɛn dɔ fili, a ka c’a la, o bɛ kɛ sababu ye ka a kari, ka sɔrɔ poliporopilini minɛn minnu bɛ bɛn o ma, olu bɛ wuli k’a sɔrɔ u ma tiɲɛni kɛ. O gɛlɛya nafa bɛ sɔrɔfɛnw ɲɛnamaya janya ani ka dɔ bɔ nafa sɔrɔli la jatebɔcogo la min ka teli ka kɛ ni a minɛcogo gɛlɛn ye.

Polivinili kuloridi (PVC) bɛ kemikaliya ni waati muɲuni ɲuman di nka a bɛ sigida haminankow lawuli minnu bɛ poliporopilini fɛ ka caya i n’a fɔ fɛɛrɛ wɛrɛ. Erɔpu feerelikɛla caman ye yamaruya di poliporopilini pakew falenni ma PVC fɛnw na, minnu bɛ ɲɛminɛ ni fɛnw ye minnu ka di fɛnw ye minnu tɛ ni kulori ye-simisi basigilen.

Nilon ni ɛntɛrinɛti polimɛri wɛrɛw bɛ tɛmɛ poliporopilini kan fanga ni funteni kunbɛnni na nka a musaka bɛ tɛmɛ o kan siɲɛ 2-4. Yɔrɔ dilanbagaw bɛ baara kɛ ni nin fɛn ɲumanw ye dɔrɔn ni poliporopilini ka nafolow bɛ se ka kɛ, u bɛ sugandili sɔngɔ gɛlɛnw mara baarakɛcogo kɔrɔw la minnu bɛ u musaka camanba jira.

Polypropylene

Fɛn min ye fɛn in ka fɛɛrɛko ye, o faamuyali bɛ se ka kɛ sababu ye ka sugandili kɛ baara kɛrɛnkɛrɛnnenw kama. Mekaniki nafaw bɛ kɛ poliporopilini ka baarakɛcogo jusigilan ye.A ka c' a la , a fanga bɛ bɔ 4500 na ka se 6000 ma ka kɛɲɛ ni a ka kalan hakɛ ni a ka baarakɛcogo ye .. O fanga bɛ sira di fin- kogow labɛnni ma min bɛ dafalen mara a minɛtuma na ka sɔrɔ ka fɛnw tacogo dɔgɔya.

Flexural modulus, sumani gɛlɛya doni kɔrɔ, a bɛ bin 150.000 ni 250.000 psi cɛ ka kɛɲɛ ni standard grades ye. O gɛlɛya in bɛ jɔli baarakɛcogo dɛmɛ ka sɔrɔ ka sira di fɛn caman sɛgɛsɛgɛli ma walasa ka se ka fɛnw minɛ k’a sɔrɔ u ma fracturing kɛ. Kɔnɔnafili fanga bɛ danfara kosɛbɛ ni funteni ye-At 23℃, notched IZOD impact values bɛ se 0,5-1.0 ft-lb/in ma, jigin ka se 0,3-0,5 ft-lb/in ma degere 0 la, yɔrɔ min na fɛn bɛ ka wuli ka taa a fɛ.

Elongation at break, o b’a jira ko fɛn in bɛ wuli hakɛ min na sani a ka dɛsɛ, o bɛ daminɛ 100% na ka se 600% ma ka kɛɲɛ ni kala ye. Elongation grades (janya hakɛ) minnu ka bon, olu bɛ baara kɛ baarakɛminɛnw na minnu bɛ ductility (ductility) wajibiya, i n’a fɔ charnières livings ani flexible packaging films (filimuw minnu bɛ se ka wuli ka bɔ u nɔ na).

Sumaya cogoyaw bɛ poliporopilini ka baarakɛcogo ɲɛfɔ. Glass transition temperature sigilen bɛ 0℃kɛrɛfɛ , o bɛ dan sigi yɔrɔ min na molecular chains bɛ sɔrɔ ka taa. Fɔɔnɔ bɛ Kɛ hakɛ dɔ kan sanni ka Kɛ yɔrɔ tigitigi la, ni jagokɛlaw ka jatew bɛ funteni hakɛ caman Jira degere 160 ni 171 'cɛ ni diferential scanning calorimetry ye.

Baarakɛda funteni ladilikanw bɛ to ka kɛ 100-110℃ye ka kɛɲɛ ni sariyaw ye minnu bɛ kɛ ka kɛɲɛ ni sariya ye, hali ni furakɛli kɛrɛnkɛrɛnnenw bɛ o janya ka se degere 130 ma . Dugukolo jukɔrɔ -20℃, poliporopilini hakɛ fanba bɛ kɛ fɛn ye min bɛ tiɲɛ kojugu walasa ka se ka baara kɛ ni masinw ye minnu bɛ se ka da u kan, hali ni kopolimɛriw ni lastikuw bɛ fɛn minnu na, olu bɛ se ka funteni dɔgɔya.

funteni bonya coefficients bɛ boli ka tɛmɛ nɛgɛw ni plastiki caman wɛrɛw kan ., a bɛ se ka kɛ 8-10 × 10⁻⁵/ degere ye . Dilanbagaw ka kan ka nin farali in jateminɛ ni poliporopilini yɔrɔw bɛ jira minnu bɛ funteni jiginni na, ka bɔli dafalen don u la walasa ka sirili bali.

Kuranko bɛ poliporopilini bila a jɔyɔrɔ la i n’a fɔ insulatɛri ɲumanba. Volume resistivity bɛ tɛmɛ 101⁶ ohm-cm kan, ka sɔrɔ dielektriki fanga bɛ gɛrɛ 700 volts/mil la. O jogo ninnu bɛ baarakɛcogo dɛmɛ kuran yɔrɔw la, kabɛl insulation ani capacitor films la. Dissipation factor values minnu bɛ 0,001 duguma fanga frequences typiques la, olu bɛ fanga bɔnɛ dɔgɔyalen jira, hali ni o fɛn bɛ charge statiques (sarali jɔlenw) dalajɛ minnu bɛ antistatique faralanw wajibiya baarakɛcogo la, particules attraction bɛ gɛlɛyaw lase yɔrɔ minnu na.

Optical properties bɛ poliporopilini nafa dantigɛ baarakɛminɛnw na minnu bɛ kɛnɛya ɲini. Refractive index lamini na 1,49 ani kristalɛ bangenen na, o bɛ ɲɛfɔli kɛ ka ɲɛ sanni ka jɛya. Surface gloss bɛ se ka kunbɛn ni baarakɛcogo ye, ka bɔ high-gloss injection mouded parts la ka se matte extruded films ma.

Barrier properties bɛ baarakɛcogo ɲagaminen jira. Poliporopilini bɛ ji jilama bali ka ɲɛ nka a bɛ ji lamagacogo caman kɛlɛli jira-WVTR hakɛw 0,4-0,7 g-mil/100 in2/don na degere 38 ani 90% RH la. Gazi doncogo bɛ tɛmɛ barika polimɛri caman kan, o bɛ dan sigi a baara la baarakɛcogo la min bɛ oksizɛni jiginni hakɛ dɔgɔya ni barikalan wɛrɛw ma kɛ.

Windows baarakɛcogo bɛ poliporopilini ka funteni hakɛ jira. Aw bɛ funteni hakɛ fɔ min bɛ kɛ pikirijikɛlanw na span 200-280℃ka kɛɲɛ ni grade ni part geometry ye. Moli funteni minnu bɛ degere 20-80 cɛ, olu bɛ nɔ bila kristalɛ hakɛ la ani yɔrɔ labanw na. Baara sabatili bɛ mɔgɔ tanga funteni ni oksidan tiɲɛni ma funteni caman waati la.

Aplikasiɔn sugandili bɛ ɲini ka fɛnw nafaw bɛn ɲɔgɔn ma ka kɛɲɛ ni baarakɛcogo wajibiyalenw ye ka sɔrɔ ka musaka, baara ani laban jateminɛ{0}}Factors.Poliporopilini bɛ bɔ kɛnɛ kan i n’a fɔ sugandili ɲuman ni a kɛcogo bɛ kemikaliya, ji donbaliya, ani sɛgɛn muɲuli ɲiniNi funteni hakɛ damadɔ bɛ yen ni musaka sɛgɛsɛgɛli ye.

kemikoro marali ni a minɛcogo baarakɛcogo bɛ nafa sɔrɔ poliporopilini ka fɛnɲɛnamafagalanw na. Aw bɛ poliporopilini tankiw, pibilikiw ani minɛnw ɲɛfɔ:

non-oxydance acides (sulfurique, hydrochlorique, fosforic) so funteni na .

Alkali furajiw bɛ sɔrɔ sodiyɔmu idɔrɔkisidi la fo ka se degere 60 ma .

Organiques fanba fo oksidan barikamaw ni aromatikiw .

Saniya furaw, safinɛw, ani sɛnɛfɛnw .

Fura dilanko tɔn dɔ ye san 15 baarakɛ waati sɛbɛn poliporopilini marayɔrɔw la minnu kɔnɔ 50% sodiyɔmu idɔrɔkisidi bɛ sɔrɔ, sɛgɛsɛgɛliw y’a jira ko a bɛ tiɲɛni dɔɔni kɛ hali ni a bɛ to ka kɛ kemikɛli la.

Dumuniw ka ɲɔgɔn sɔrɔli baarakɛcogo bɛ poliporopilini ka FDA ka sɔnni, funteni kunbɛncogo, ani ji barikalanw nafa. Aw bɛ poliporopilini jateminɛ walasa ka:

Minɛn minnu bɛ se ka kɛ mikrowɛn ye, olu bɛ se ka kɛ degere 120 ye .

Hot-Farafaliw bɛ kɛ yɔrɔ minnu na fasa funteni bɛ tɛmɛ degere 85 kan .

Congeléteur-ka se-OVEN fɛnw bɛ se ka kɛ -20 degɛrɛ fo +120 degɛrɛ .

Minɛnw ko-Safe marayɔrɔw .

Single-Baarakɛyɔrɔ tasaw, nɔnɔmugu minɛnw, margarine tubs

Dɔgɔtɔrɔso ni laboratuwari sigicogo bɛ poliporopilini ka sterilisation resistance ni a extractables dɔgɔya. A ɲɛfɔ ka ɲɛsin:

Opereli minɛn minnu bɛ se ka baara kɛ kokura, olu bɛ kɛ ni otoklave cycles ye siɲɛ caman .

Furakɛcogo minnu bɛ kɛ siɲɛ kelen (Syringes, Specimen tasaw, Furakɛminɛnw) .

Laboratuwari ka plastiki min bɛ kɛ ni kemikɛli ye .

Sɛgɛsɛgɛli minnu bɛ kɛ sɛgɛsɛgɛli la minnu bɛ kɛ ka ɲɛsin hakɛ sabatili ma .

Opereli minɛn dilannikɛla dɔ y’a jira k’u ka poliporopilini sanubɔlanw bɛ tolerance dimensionnel mara 100+ autoclave cycles fɛ 134℃, ka metal sarɛtiw ka muɲuli bɛn ni 70% musaka dɔgɔyali ye.

Mobili yɔrɔw bɛ nafa sɔrɔ poliporopilini fanga kan-ka{1}} girinya hakɛ ani impact minɛcogo. Baara kɛ ni:

Bumper systems minnu bɛ gɛlɛya ni fanga minɛcogo fara ɲɔgɔn kan .

Panneaux intérieurs intérieurs minnu bɛ moutylabilité ani surface fini don .

Batiriw ni sarɛti minnu bɛ kemikɛli resistance ɲini .

Under-hood components minnu bɛ funteni na fo ka se degere 120 ma .

Foroko baara bɛ kɛ ni poliporopilini tali ye bawo o fɛnw bɛ lakana ni sɔrɔko ye. Aw bɛ poliporopilini sugandi waati min na:

Jiko gɛlɛya bɛ a jira ko a nafa ka bon ka tɛmɛ gazi balilan kan .

jɛya wajibiyalenw bɛ sira di ɲɛfɔli ma sanni ka kɛ jɛlen ye .

Hinges ɲɛnamaw walima fɛn minnu bɛ se ka wuli ka bɔ u nɔ na, olu bɛ don pakew dilanni na .

musaka laɲiniw bɛ sɔrɔko fɛnw ɲini ni baarakɛcogo ɲuman ye .

Funteni sigili ni 130-170 degɛrɛ ye, o bɛ pakew datugucogo nɔgɔya .

Textile ani fibre applications bɛ poliporopilini ka ji tiɲɛni, nɔgɔ kɛlɛli, ani a muɲuni nafa. Aw ye jateminɛ kɛ:

Activewear basi layɛrɛw yɔrɔ minnu na ji maracogo bɛ dususalo bila .

So kɔnɔ-Kɛnɛma tapiw bɛ sanfɛ-Jagokɛyɔrɔw la .

Geotextiles ka ɲɛsin sɛnɛfɛnw tiɲɛni ma ani dugukolo sabatili .

Marine Cordage min bɛ juru wulibali de wajibiya min tɛna ji minɛ .

Aw bɛ aw yɛrɛ tanga poliporopilini ma ni baarakɛminɛnw bɛ ɲini:

A bɛ to ka kɛ ka tɛmɛ degere 110 kan .(Standard kalandenw) walima 130℃(suma-Jatew sabatili) .

Baarakɛcogo min bɛ -10℃duguma .ni nɔ tɛ u la-Kopolimɛri caman b’a la .

Ɲɛfɔli jɛlen .Walasa ka a lajɛ-Fara walima lensɛriw fɛ .

UV exposition kɛnɛma .ni UV stabilisateurw tɛ (PP tiɲɛni minnu ma sabati kalo 6-12 kɔnɔ) .

jɛɲɔgɔnya ni nɛgɛw ye .(Polypropylene ka non-Polar surface bɛ nɔrɔli fanba kɛlɛ ni surface furakɛli tɛ)

Barrier (barika) min ka bon kosɛbɛ .ka ɲɛsin ɔkisizɛni ma-Kɔrɔtaw bɛ sɔrɔ .

Dimensions sabatili .Ni a bɛ kɛ ka ɲɛ (hakɛ funteni bonya bɛ na ni hakɛ caman yeli ye) .

Fɛn wɛrɛw bɛ kɛ wajibi ye ni o gɛlɛyaw bɛ sirataama. poliyetilɛni bɛ sub-zero funteni minɛ ka ɲɛ; Polikarbonati bɛ ɲɛkisɛ jɛlen di; poliyetilɛni terefatalati (PET) bɛ gazi balilan ɲuman di; ani thermoplastique engineered bɛ baara kɛcogo funteni caman di.

Poliporopilini bɛ FDA ka sɔnni mara dumuni tilennenw na, o bɛ kɛ siɲɛ kelen-baarakɛcogo kelen na ani baarakɛcogo kura la. Bisphenol-A (BPA), ftalati, walima endokirini-fura minnu bɛ kɛnɛya lafasa, olu tɛ sɔrɔ. Toxicologie sɛgɛsɛgɛliw y’a jira ko fɛn juguw bɛ se ka bɔ ɲɔgɔn na kosɛbɛ baarakɛcogo la min bɛ kɛ cogo la min bɛ kɛ cogo la. Nka, ni aw bɛ a suma ni poliporopilini ye min bɛ funteni hakɛ fɔlenw sanfɛ, o bɛ se ka kɛ sababu ye ka fɛnw tiɲɛ, o la, baarakɛlaw ka kan ka tugu u ka laadilikanw kɔ minnu bɛ kɛ ka mikrowɛn ni minɛnw ko.

Poliporopilini bɛ taa ni kode #5 ye ani a bɛ se ka segin a cogo kɔrɔ la ni masin ye a dalajɛli, a sɛgɛsɛgɛli, a saniya, a sɔgɔli, a sɔgɔli, ani a ladilanni fɛ ka kɛ peleti walima fɛn kuraw ye. O fɛn bɛ se ka segin-ka-bɔnye caman kɛ k’a sɔrɔ a bɛ nafa nafamaw mara, hali ni masinw ka baarakɛcogo bɛ dɔgɔya dɔɔnin dɔɔnin ni sɛgɛsɛgɛli kelen-kelen bɛɛ ye. Nɔgɔya min bɛ bɔ plastiki wɛrɛw la, o bɛ fɛnw lasegincogo gɛlɛya, o bɛ danfara don u ni ɲɔgɔn cɛ minnu bɛ musaka fara u kan. Industriw ka segin-ka-bɔ hakɛw bɛ 1-3% lamini mara fanba la, aliminiyɔmu ni sokɔnɔbaganw ka plastiki segin-segin hakɛw ka dɔgɔ kosɛbɛ.

Poliporopilini min ma sabati, o bɛ tiɲɛ joona ni a bɛ UV fiɲɛ fɛ, a bɛ kɛ fɛn ye min bɛ tiɲɛ ani ka a kulɛri caman kɛ kalo damadɔ kɔnɔ. Nka, UV sabatili pakew bɛ kɛnɛyako janya fo ka se san 5{3} 10 ma walima ka tɛmɛ o kan ka kɛɲɛ ni waati cogoya ni a sɔrɔcogo ye. carbone black bɛ UV lakanani musaka dɔgɔyalen di baarakɛcogo ma min bɛ kɛ ni kulɛri nɛrɛma muɲuni ye. HALS (amine light stabilizers) bɛ se ka poliporopilini furaw kɛ kɛnɛmafɛnw ye, tulonkɛminɛnw, ani mobili kɛnɛma trim.

Dɛsɛcogo minnu bɛ kɛ tuma caman na, olu ye sigida degunw kari ye ka bɔ kemikoro la, o faralen ɲɔgɔn kan, o bɛ fara ɲɔgɔn kan ni masinw ka degun ye, a nɔfɛko dɛsɛra funteni dɔgɔyali la, yɔrɔ min na, fɛn in bɛ tiɲɛ, funteni tiɲɛni ka bɔ baarakɛ funteni hakɛ fɔlen na, ani UV tiɲɛni kɛnɛyako la, k’a sɔrɔ a ma sabati ka ɲɛ. Fɛnw sugandili ɲuman, yɔrɔ dilanni, ani baarakɛcogo kɔrɔsili bɛ o dɛsɛ faratiw dɔgɔya.

Poliporopilini saniyalen rezɛn bɛ kɛ a bɛɛ ye karɔbɔli ni idɔrɔzi atomu ye minnu tɛ fara ɲɔgɔn kan. Fɛn minnu dilannen don, olu bɛ se ka kɛ baarakɛminɛnw ye, kulɛriw, UV sabatilifɛnw, tasumafagalanw, walima baarakɛminɛn wɛrɛw minnu bɛ se ka baara kɛ ka kɛɲɛ ni u kɛcogo ye. Sariyaw labatoli ani lakana kunnafoniw sɛbɛn faralifɛn o farankanw bɛ yen. Dumuni-Contact ani Medical-Polporopilini grade bɛ sɛgɛsɛgɛli gɛlɛnw kɛ walasa ka lakana sabati baarakɛcogo laɲininenw na.

Polypropylene

Poliporopilini bɛ jate diɲɛ kɔnɔ-Plastiki min bɛ bɔ a fanba la ., ni mɛtɛrɛ tɔni miliyɔn 70 ni kɔ bɛ dilan san o san, a bɛ tugu poliyetilɛni dɔrɔn de kɔ diɲɛ kɔnɔ fɛn dilanni hakɛ la ka sɔrɔ ka funteni kunbɛncogo ɲuman ni kemikɛli kɛcogo ɲuman di.

O fɛn in ka funteni hakɛ bɛ se ka kɛ sababu ye ka funteni ni ladamuni caman kɛ .Ni nafolo tiɲɛniba tɛ, ka fɛnw lasegincogo ɲumanw dɛmɛ ani fɛn dilanni fɛɛrɛ suguya caman i n’a fɔ pikiri kɛcogo, fɛnɲɛnamafagalanw bɔli, ani fiɲɛbɔli.

Asidiw, basiw, ani fɛnɲɛnamafagalanw ka se ka u yɛrɛ tanga poliporopilini ma ka bɔ fɛn wɛrɛw la ..

Aplikasi minnu bɛ bɔ pakew kɔnɔ (30% ka bɔ u dilanni na) ka tɛmɛ mobili yɔrɔw fɛ (20%) .ka furakɛli minɛnw, finiw, ani fɛntigiw ka fɛnw, ni seko ni dɔnko kelen-kelen bɛɛ bɛ nafa kɛrɛnkɛrɛnnenw ta nafolo la, fɛn wɛrɛw tɛ se ka bɛn minnu ma ni musaka ye min bɛ se ka suma.

Suguw ni suguw - poliporopilini suguya sɛgɛsɛgɛli 2024-2025 - https://www.marketSandMarkets.com/Market-Jatew/poliporopilini-Sugu

Ameriki ka kemikorow ka tɔnba - Plastikiw ka baarakɛyɔrɔw ka baarakɛcogo jateminɛw - https://www.americanchimie.com

FDA Dumuniw ka ɲɔgɔn sɔrɔ Fɛnw kunnafoniw - poliporopilini labatoli - https://www.fda.gov/food/pake/pake lajɛ-dumuniw-Cotact-Fɛnw-fcs

Sosiyete ka plastiki injiniyɛriw - Thermoplastic Properties Database - https://www.4spe.org

Erɔpu plastiki caman tigɛli - izini sabatili rapɔɔri 2024 - https://www.plasticsconverters.eu

Journal of applied polimɛri dɔnniya - poliporopilini tiɲɛni kalanw - https://onlinelibrary.wiley.com/journal/app

Automotive Engineering International - Fɛn minnu bɛ se ka jateminɛ kɛ ka ɲɛ, olu bɛ - https://www.sae.org/publications/magazines/otomotive-Engineering