Masu daidaitawa sun tabbatar da tasiri wajen inganta mahimman kaddarorin kamar tasirin tasiri / ma'auni na PCR da PIR na polyolefins da sauran robobi.#ci gaba mai dorewa
Samfurin HDPE/PP da aka sake yin fa'ida ba tare da Dow Engage compatibilizer (saman) da samfurin HDPE/PP da aka sake yin fa'ida tare da mai haɗa POE.Daidaituwa sau uku elongation a hutu daga 130% zuwa 450%.(Hoto: Dow Chemical)
Kamar yadda sake yin amfani da robobi ya zama kasuwa mai girma a duk duniya, ana ƙara amfani da resins da ƙari masu dacewa don magance matsalolin guduro a wurare kamar marufi da samfuran mabukaci, gini, noma da kera motoci.Inganta aikin kayan aiki, inganta sarrafawa da rage farashi da tasirin muhalli suna daga cikin manyan kalubale, tare da manyan robobin mabukaci kamar polyolefins da PET da ke kan gaba.
Babban shamaki ga amfani da kayan da aka sake fa'ida shine rabuwar robobi masu tsada da ɗaukar lokaci.Ta hanyar ƙyale robobin da ba su dace da su ba su zama narke-haɗe-haɗe, masu haɗakarwa suna taimakawa wajen rage buƙatar rabuwa da ba da damar masana'antun kayan aiki don samar da samfurori masu inganci, yayin da a lokaci guda ƙara yawan abin da aka sake yin amfani da su da samun dama ga sababbin ƙananan inganci da ƙananan farashi don rage farashi.
Waɗannan na'urori masu dacewa da sake amfani da su sun haɗa da ƙwararrun elastomer na polyolefin, styrenic block copolymers, polyolefins da aka gyara ta sinadarai, da ƙari dangane da sinadarai na aluminium titanium.Wasu sababbin abubuwa kuma sun bayyana.Ana sa ran duka za su dauki matakin tsakiya a nune-nunen ciniki masu zuwa.
A cewar Dow, Engage POE da Infuse OBC sun fi dacewa don dacewa da HDPE, LDPE da LLDPE tare da polypropylene saboda kashin baya na PE da alpha olefins a matsayin masu haɗin gwiwa.(Hoto: Dow Chemical)
Musamman polyolefin elastomers (POE) da polyolefin plastomer (POP), waɗanda aka fara gabatar da su don haɓaka kaddarorin polyolefins kamar tasiri da ƙarfin ƙarfi, sun samo asali azaman masu daidaitawa don sake fa'ida PE da PP, wani lokacin kuma ana amfani da su tare da wasu kayan kamar PET ko PET.nailan.
Waɗannan samfuran sun haɗa da Dow's Engage POE, OBC-infused ethylene-alpha-olefin comonomer bazuwar copolymer, toshe mai laushi mai maye gurbin olefin copolymer, da Exxon Mobil Vistamaxx Propylene-Ethylene da Daidaitaccen Ethylene-Octene POP.
Ana sayar da waɗannan samfurori ga masu sake yin amfani da robobi / compounders da sauran masu sake yin amfani da su, in ji Jesús Cortes, mai haɓaka kasuwa a ExxonMobil Product Solutions, lura da cewa dacewa zai iya zama kayan aiki don taimakawa masu sake sake yin amfani da su don yin amfani da ƙetare-ɓangare da yiwuwar ƙananan farashi don rafukan polyolefin.Han Zhang, Daraktan Dorewar Duniya don Marufi da Filastik na Musamman na Kamfanin Dow Chemical, ya ce: “Abokan cinikinmu suna amfana da samar da ingantaccen samfurin ƙarshe tare da samun damar yin amfani da rafi mai faɗi.Muna ba da masu sarrafawa waɗanda ke amfani da na'urori masu dacewa don haɓaka abun ciki da aka sake fa'ida yayin da suke ci gaba da haɓakawa."
"Abokan cinikinmu suna amfana daga ƙirƙirar ingantaccen samfurin ƙarshe yayin samun damar yin amfani da rafi mai faɗi mai faɗi."
ExxonMobil'Cortés ya tabbatar da cewa Vistamaxx iri ɗaya da Daidaitattun maki masu dacewa don gyaran resin budurci kuma ana iya amfani da su don tabbatar da dacewa da robobin da aka sake fa'ida.Ya lura cewa, Vistamaxx polymers suna yin HDPE, LDPE da LLDPE masu dacewa da polypropylene, ya kara da cewa saboda polarity na polymers kamar PET ko nailan, Vistamaxx grade grafting ana buƙatar yin polyolefins masu dacewa da irin waɗannan polymers."Alal misali, mun yi aiki tare da masu haɗawa da yawa don grafting Vistamaxx don yin polyolefins masu dacewa da nailan yayin da muke son ci gaba da inganta ayyukan da Vistamaxx polymers za su iya kawowa ga abubuwan da aka tsara."
Shinkafa1 MFR ginshiƙi yana nuna gauraye launuka na HDPE da aka sake yin fa'ida da polypropylene tare da kuma ba tare da ƙari na Vistamaxx ba.(Madogararsa: ExxonMobil)
Ana iya tabbatar da dacewa ta ingantattun kaddarorin inji, kamar juriya mai tasiri sosai, a cewar Cortez.Ƙara yawan ruwa yana da mahimmanci yayin sake amfani da kayan.Misali shine haɓaka ƙirar allura don ƙoramar kwalban HDPE.Ya lura cewa duk elastomer na musamman da ake da su a yau suna da amfaninsu."Manufar tattaunawar ba don kwatanta ayyukansu gaba ɗaya ba ne, amma don zaɓar kayan aiki mafi kyau don wani aiki."
Alal misali, ya ce, "Lokacin da PE ya dace da PP, mun yi imanin cewa Vistamaxx yana ba da sakamako mafi kyau.Amma kasuwa kuma yana buƙatar ingantacciyar juriya mai tasiri, kuma ethylene-octene plastatomers na iya dacewa da lokacin neman ƙarancin zafin jiki.
Cortez ya kara da cewa, "Ethylene-octene plastomers kamar namu Daidai ko Dow's Engage maki da Vistamaxx suna da matakan nauyi iri ɗaya."
Dow's Zhang ya yi bayanin cewa, yayin da kasancewar polypropylene a cikin HDPE gabaɗaya yana ƙara taurin kai kamar yadda ake auna su ta hanyar ma'auni, yana ƙasƙantar da kaddarorin kamar yadda aka auna ta tauri da tsayin daka saboda rashin daidaituwar bangarorin biyu.Yin amfani da masu daidaitawa a cikin waɗannan haɗin HDPE / PP yana inganta ma'auni / danko ta hanyar rage rabuwa lokaci da inganta haɗin fuska.
Shinkafa2. Tasirin jadawali mai ƙarfi yana nuna gaurayawan launi daban-daban na sake sarrafa HDPE da polypropylene, tare da kuma ba tare da ƙari na Vistamaxx ba.(Madogararsa: ExxonMobil)
A cewar Zhang, Engage POE da Infuse OBC sun fi dacewa don yin HDPE, LDPE da LLDPE masu dacewa da polypropylene saboda kashin baya na PE da alpha-olefin comonomer.A matsayin ƙarin abubuwan haɗin PE/PP, yawanci ana amfani da su a cikin adadin 2% zuwa 5% ta nauyi.Zhang ya lura cewa, ta hanyar inganta ma'auni na tauri da taurin kai, Haɗin gwiwar POE masu dacewa kamar Grade 8100 na iya ba da ƙarin ƙima don haɗakar PE/PP da aka sake sarrafa ta da injina, gami da rafukan sharar gida masu yawa na PE da PP.Aikace-aikace sun haɗa da sassan mota na allura, gwangwani fenti, kwandon shara, akwatunan marufi, pallets da kayan daki na waje.
Kasuwa yana buƙatar ingantaccen aikin tasiri kuma ethylene octene plastatomers na iya taka rawa lokacin da ake buƙatar ƙarfin tasirin ƙarancin zafin jiki.
Ya kara da cewa: “Ƙari na 3 kawai.% Shiga 8100 sau uku ƙarfin tasirin tasiri da haɓakar tsayin daka na haɗin HDPE / PP 70/30 mara jituwa yayin da yake riƙe da mafi girman modulus da sashin PP ke bayarwa, "in ji shi, don ƙarancin ƙarancin zafin jiki da ake buƙata, Engage POE yana ba da ƙarfin tasiri a yanayin yanayi. saboda matsanancin yanayin canjin gilashin musamman.
Da yake magana game da farashin waɗannan elastomer na musamman, ExxonMobil's Cortez ya ce: “A cikin sarkar darajar sake amfani da gasa sosai, yana da mahimmanci a daidaita farashi da aiki.Tare da polymers na Vistamaxx, za a iya inganta aikin resins da aka sake yin fa'ida, ba da damar yin amfani da resin a aikace-aikace inda masu sake yin fa'ida za su iya samun ƙimar tattalin arziƙi mafi girma."yayin da ake biyan buƙatun kayan aiki masu yawa. A sakamakon haka, masu sake sake yin fa'ida za su iya samun damammaki masu yawa don tallata robobin da aka sake sarrafa su, maimakon farashi kawai a matsayin babban direba, ba su damar mai da hankali kan haɗaɗɗun al'ada da kayan aiki."
“Bugu da ƙari, samun damar sake sarrafa polyolefin da aka haɗa, muna kuma ƙoƙarin inganta sake yin amfani da gauraye daban-daban kamar su polyolefins tare da robobin injiniya kamar nailan da polyester.Mun samar da adadin polymers masu aiki, amma sababbin mafita har yanzu suna ci gaba.ana haɓaka sosai don magance nau'ikan nau'ikan filastik da aka samo a cikin marufi, ababen more rayuwa, sufuri da aikace-aikacen mabukaci."
Styrene block copolymers da polyolefins da aka gyara ta hanyar sinadarai wasu nau'ikan kayan ne waɗanda suka sami kulawa azaman masu daidaitawa don ƙarfafawa da haɓaka haɓakar resin da aka sake yin fa'ida.
Kraton Polymers yana ba da dandali na CirKular+ styrenic toshe copolymer wanda ya ƙunshi abubuwan haɓaka haɓaka haɓaka don sake amfani da robobi da sake amfani da su.Julia Strin, darektan tallace-tallacen dabarun duniya don Kraton Specialty Polymers, ya nuna jerin nau'i biyu na maki biyar: CirKular+ Compatibility Series (C1000, C1010, C1010) da CirKular+ Performance Enhancement Series (C2000 da C3000).Waɗannan abubuwan ƙari sune kewayon toshe copolymers dangane da styrene da ethylene/butylene (SEBS).Suna da kaddarorin injiniyoyi na musamman, gami da ƙarfin tasiri mai ƙarfi a ɗaki ko zafin jiki na cryogenic, sassauci don daidaita ƙugiya da kaddarorin tasiri, ingantaccen juriya ga fashewar damuwa, da ingantaccen aiki.Kayayyakin madauwari+ kuma suna ba da daidaituwar guduro da yawa don filastik budurwa, PCR da sharar PIR.Dangane da matakin, ana iya amfani da su a cikin PP, HDPE, LDPE, LLDPE, LDPE, PS da HIPS, da kuma resins na polar kamar EVOH, PVA da EVA.
"Mun nuna cewa yana yiwuwa a sake sarrafa polyolefin gauraye dattin filastik da sake sarrafa shi zuwa wasu kayayyaki masu mahimmanci."
"CirKular+'s cikakkun abubuwan da za'a iya sake amfani da su suna ba da damar sake amfani da PCR ta hanyar inganta kaddarorin injina da tallafawa ƙirar samfuran monomaterial na tushen polyolefin, don haka ƙara yawan abubuwan PCR zuwa sama da kashi 90," in ji Stryn.guduro mara canzawa.Gwaji ya nuna cewa samfuran CirKular+ na iya yin zafi har sau biyar don ƙarin amfani da yawa."
Kewayon CirKular+ na masu faɗaɗa sune masu faɗaɗa guduro da yawa don haɓaka gauraye PCR da rafukan dawo da PIR, yawanci ana ƙarawa a 3% zuwa 5%.Misalai biyu na sake yin amfani da sharar gauraye sun haɗa da samfurin gyare-gyaren allura na 76% -PCR HDPE + 19% -PCR PET + 5% Kraton+ C1010 da samfurin 72% -PCR PP + 18% -PCR PET + 10% Kraton+ C1000..A cikin waɗannan misalan, an ƙara ƙarfin tasirin Izod da kashi 70% da 50%, bi da bi, kuma ƙarfin amfanin ƙasa ya ƙaru da 40% da 30%, yayin da ake ci gaba da taurin kai da haɓaka aiki.Abubuwan haɗin PCR LDPE-PET suma sun nuna irin wannan aikin.Waɗannan samfuran kuma suna da tasiri akan nailan da ABS.
Jerin Haɓaka Ayyuka na CirKular+ an tsara shi don haɓaka gauraye PCR da rafukan PIR na polyolefins da polystyrene a matakan ƙari na 3% zuwa 10%.Gwajin gyare-gyaren allura na baya-bayan nan: 91% -PCR PP + 9% Kraton+ C2000.Samfurin yana da haɓaka 110% cikin ma'aunin tasirin tasiri akan samfuran gasa.“Aikace-aikacen rPP masu girma a cikin aikace-aikacen motoci da masana'antu suna buƙatar irin wannan haɓaka.Hakanan za'a iya amfani da wannan ga marufi, amma tare da ƙarancin buƙatu, za a rage adadin C2000, "in ji Streen.
Ana iya haɗa Kraton+ ko busasshen cakude tare da robobin da aka sake yin fa'ida kafin yin gyare-gyare, extrusion ko kuma wani ɓangare na tsarin sake yin amfani da su, in ji Stryn.Tun lokacin da aka ƙaddamar da CirKular+ ƴan shekaru da suka gabata, kamfanin ya sami nasarar karɓowa da wuri a fannoni kamar fakitin masana'antu, fakitin abinci da abin sha, kayan aikin mota da kujerun motar yara.Hakanan za'a iya amfani da CirKular+ a aikace-aikace iri-iri da suka haɗa da allura ko gyare-gyaren matsawa, extrusion, gyare-gyaren juyawa da haɗawa.
Polybond 3150/3002 wani bangare ne na babban kewayon SI Group na Polybond da aka gyara ta polyolefins kuma ana iya amfani dashi azaman ɗaure da ƙari mai dacewa.Wani nau'in anhydride na namiji da aka dasa polypropylene wanda ke sa polypropylene da aka sake yin fa'ida ya dace da kowane nau'in nailan.A cewar John Yun, manajan fasaha da goyan bayan fasaha, a daidai matakin amfani na 5%, yana nuna fiye da sau uku Izod ƙarfin tasiri da juyar da ƙarfin tasirin Izod.Irfaan Foster, darektan ci gaban kasuwa, ya lura cewa aikace-aikacen farko shine kare sautin mota.Kwanan nan, an yi amfani da shi a cikin haɗakar polypropylene da nailan da aka sake yin fa'ida don fa'idodin ƙasan ƙasa, abubuwan da ke ƙarƙashin ƙasa, da bayan dashboards.
Wani darasi shine Polybond 3029, wani maleic anhydride wanda aka dasa polyethylene mai girma wanda aka gabatar shekaru biyu da suka gabata a matsayin ƙari don haɓaka daidaituwar abubuwan haɗin katako-roba.A cewar Yun, yana kama da kamfanin yana kan hanya don dacewa da haɗin PCR / HDPE mai 50/50.
Wani nau'in masu daidaitawa yana dogara ne akan sinadarai na titanium-aluminum, irin su titanate (Ti) da zirconate (Zr) masu haɓakawa wanda Kenrich Petrochemicals ke bayarwa kuma ana sayar da su ga masu haɓakawa da masu yin gyare-gyare.Kayayyakin kamfanin sun haɗa da sabon mai haɓakawa a cikin masterbatch ko foda wanda ke aiki azaman ƙari mai dacewa don nau'ikan polymers, gami da polyolefins, bioplastics kamar PET, PVC da PLA.Amfani da shi a cikin haɗakar PCR kamar PP/PET/PE yana samun ci gaba, a cewar shugaban Kenrich kuma mai haɗin gwiwa Sal Monte.An bayar da rahoton wannan don ƙara yawan aikin extrusion da rage lokutan sake zagayowar allura.
Ken-React CAPS KPR 12/LV beads da Ken-React KPR 12/HV foda an ruwaito sun maido da PCR zuwa yadda yake.Monte ya ce samfurin ya samo asali ne na hada sabon kamfanin LICA 12 alkoxy titanate mai kara kuzari tare da hadadden karfen karfe wanda ke da “mafi inganci.”"Muna bayar da CAPS KPR 12/LV granules a adadi daga 1.5% zuwa 1.75% na nauyin nauyin duk kayan da aka sake yin fa'ida da aka saka a cikin kwandon, kamar masterbatch, kuma muna rage yawan zafin jiki da kashi 10-20%, don kula da shear. na dauki cakuda.Suna aiki a matakin nanometer, don haka ana buƙatar juzu'in abin da aka haɗa, kuma narke yana buƙatar juzu'i mai ƙarfi."
Monte ya ce waɗannan abubuwan ƙari suna da tasiri masu dacewa don ƙarin polymers kamar LLDPE da PP da polycondensates kamar PET, Organic da inorganic fillers, da bioplastics kamar PLA.Sakamako na yau da kullun sun haɗa da raguwar 9% na extrusion, gyaran allura da yanayin zafi da kuma haɓaka 20% a cikin saurin sarrafawa don yawancin thermoplastics da ba a cika ba.An sami irin wannan sakamakon tare da sake sarrafa 80/20% LDPE/PP cakuda.A cikin yanayi ɗaya, an yi amfani da 1.5% CAPS KPR 12/LV don tabbatar da daidaiton resins na PIR guda uku: fim ɗin da aka gama gamawa da LLDPE, 20-35 MFI gaurayawan allura da aka ƙera polypropylene copolymer lids, da marufi na thermoformed PET abinci foldout.Nika cakuda PP/PET/PE zuwa girman 1/4 inci.har zuwa ½ inch.Ana gauraya ciyayi da narke cikin ƙullun allura.
An bayar da rahoton cewa, fasahar daɗaɗɗen diblock ta Interface Polymers ta shawo kan rashin daidaituwa na polyolefins a matakin ƙwayoyin cuta, yana ba da damar sarrafa su.(Hoto: polymers na fuska)
Kasuwancin Rarraba SACO AEI Polymers shine keɓantaccen mai rarraba Fine-Blend a China, wanda ke samar da nau'ikan masu daidaitawa don polypropylene, nailan, PET, injin thermoplastics da biopolymers kamar PLA da PBAT, gami da haɗaɗɗen sake yin fa'ida, ƙari da sarƙoƙi.In ji manajan sashen kasuwanci Mike McCormach.Abubuwan taimako sun haɗa da masu daidaitawa marasa amsawa, galibi toshewa da copolymers ko bazuwar copolymer waɗanda ba sa shiga cikin halayen sinadarai yayin haɗa polymers.BP-1310 misali ne inda ƙarin matakan 3% zuwa 5% inganta daidaituwar haɗakar polypropylene da polystyrene da aka sake yin fa'ida.Ƙarin ƙara don haɓaka daidaituwar haɗaɗɗun PE/PS da aka sake fa'ida yana ƙarƙashin haɓakawa.
Fine-Blend reactive compatibilizers suna haɓaka dacewa ta hanyar yin sinadarai tare da budurwa polymer yayin haɗuwa, gami da ECO-112O don sake sarrafa PET, polycarbonate da nailan;HPC-2 don ABS da mai daidaitawa na PET;da SPG-02 don samar da polypropylene da polypropylene da aka sake yin fa'ida.PET mai jituwa.Sun ƙunshi ƙungiyoyin epoxy waɗanda za su iya amsawa tare da rukunin hydroxyl na polyester da aka sake yin fa'ida don inganta ƙarfi da dacewa, in ji McCormach.Akwai kuma CMG9801, maleic anhydride grafted polypropylene wanda zai iya amsawa tare da rukunin amino na nailan.
Tun daga 2016, kamfanin na Burtaniya Interface Polymers Ltd. ya haɓaka fasaharsa ta Polarfin diblock copolymer additive technology, wanda rahotanni sun nuna cewa ya shawo kan rashin daidaituwar kwayoyin halitta na polyolefins, wanda ya ba da damar sake yin amfani da su.Waɗannan abubuwan ƙari na diblock sun dace da budurwa da polyethylene da aka sake yin fa'ida da mahaɗan polypropylene, zanen gado da fina-finai.
Wani babban masana'antar fina-finai yana aiki akan wani aiki don aiwatar da fina-finai masu yawa ba tare da hasara mai yawa ba.Daraktan bunkasa harkokin kasuwanci Simon Waddington ya ce ko da a rage yawan lodi, Polarfin ya kawar da gelling, matsalar gama gari da ke kawo cikas wajen sake sarrafa fina-finan polyolefin ta hanyar amfani da robobi da aka sake sarrafa su."Mun sami nasarar nuna cewa za a iya sake yin amfani da sharar filastik da aka haɗe da polyolefin kuma a sake yin fa'ida zuwa samfuran mafi mahimmanci ta amfani da fasahar mu ta Polarfin."
A cewar ExxonMobil's Cortes, dacewa (misali Vistamaxx tare da sake yin fa'ida PE/PP) ana iya nuna su ta ingantattun kaddarorin inji kamar juriyar tasiri.(Hoto: ExxonMobil)
A cikin haɗaɗɗun dunƙule tagwaye, yawancin injiniyoyi sun gane fa'idar kasancewa iya saita abubuwan dunƙule.Ga abin da kuke buƙatar sani game da rarraba sassan guga.
Nemi tsarin sararin samaniya da/ko na ɗan lokaci don samar da alamu yayin binciken lahani masu inganci ko tantance tushen tushen matsalolin sarrafawa.Dabarar ganowa da magance abin da za a iya gane shi shine a fara tantance ko matsalar ta daɗe ko na ɗan lokaci.
Insight Polymers & Complexers yana amfani da ƙwarewar sa a cikin sinadarai na polymer don haɓaka kayan zamani na gaba.
Lokacin aikawa: Yuli-28-2023