Compatibilisers yerekanye neza mugutezimbere ibintu byingenzi nkingaruka / gukomera kwa PCR na PIR bivanze na polyolefine nibindi bya plastiki.#iterambere rirambye
Icyitegererezo cya HDPE / PP ntangarugero idafite Dow Engage ihuza (hejuru) hamwe nicyitegererezo cya HDPE / PP hamwe na Engage POE ihuza.Guhuza inshuro eshatu kurambura kuruhuka kuva 130% kugeza 450%.(Ifoto: Dow Chemical)
Mugihe gutunganya plastike bihinduka isoko ryiyongera kwisi yose, ibisigazwa byongeweho hamwe ninyongeramusaruro bigenda bikoreshwa mugukemura ibibazo bya resin bivangwa mubice nko gupakira hamwe nibicuruzwa byabaguzi, ubwubatsi, ubuhinzi n’imodoka.Kunoza imikorere yibintu, kunoza gutunganya no kugabanya ibiciro ningaruka ku bidukikije biri mubibazo byingenzi, hamwe na plastiki rusange y’abaguzi nka polyolefine na PET iyobora inzira.
Inzitizi nini yo gukoresha ibikoresho bitunganijwe neza ni itandukaniro rihenze kandi ritwara igihe cyo gutandukanya plastiki zidahuye.Mu kwemerera plastiki zidahuye gushonga-kuvangwa, abaterankunga bafasha kugabanya ibikenerwa byo gutandukana no gutuma abakora ibikoresho bakora ibicuruzwa byiza cyane, mugihe kimwe, kongera ibicuruzwa bitunganijwe neza no kubona isoko rishya rito kandi ridahenze kugirango ibiciro bigabanuke.
Ibi bisubirwamo bisubirwamo birimo polyolefin yihariye ya elastomers, styrenic block copolymers, polyolefine yahinduwe imiti, ninyongeramusaruro zishingiye kuri chimie ya titanium aluminium.Ibindi bishya nabyo byagaragaye.Bose bategerejweho gufata umwanya wambere mubucuruzi bwimirije.
Nk’uko Dow abitangaza ngo Engage POE na Infuse OBC bikwiranye neza na HDPE, LDPE na LLDPE hamwe na polypropilene kubera umugongo wa PE hamwe na alpha olefins nkaba comonomers.(Ifoto: Dow Chemical)
Umwihariko wa polyolefin elastomers (POE) na plastomeri ya polyolefin (POP), wambere watangijwe kugirango utezimbere imitunganyirize ya polyolefine nkingaruka nimbaraga zikomeye, byahindutse nkibishobora guhuza PE na PP byongeye gukoreshwa, rimwe na rimwe bikoreshwa nibindi bikoresho nka PET cyangwa PET.nylon.
Muri ibyo bicuruzwa harimo Dow's Engage POE, OBC yashizwemo na Ethylene-alpha-olefin comonomer random copolymer, igoye-yoroshye ihinduranya olefin copolymer, na Exxon Mobil Vistamaxx Propylene-Ethylene hamwe na Ethylene-Octene POP.
Ibicuruzwa bigurishwa ku bicuruzwa bitunganyirizwa mu bikoresho bya plasitiki / ibivangwa n’ibindi bicuruzwa, nk'uko byatangajwe na Jesús Cortes, ushinzwe iterambere ry’isoko muri ExxonMobil Products Solutions, avuga ko guhuza bishobora kuba igikoresho gifasha abayitunganya gukoresha kwanduza ibicuruzwa ndetse n’ibishobora kuba bihendutse cyane ku migezi ya polyolefine.Han Zhang, umuyobozi wa Global Sustainability for Packaging and Plastics Plastique muri sosiyete ya Dow Chemical, yagize ati: “Abakiriya bacu bungukirwa no gukora ibicuruzwa byujuje ubuziranenge kandi bifite uburyo bunoze bwo gutunganya ibicuruzwa.Dukorera abatunganya ibikoresho bifashisha ibikoresho kugirango bongere ibicuruzwa bitunganijwe neza kandi bikomeza gukorwa. ”
Ati: “Abakiriya bacu bungukirwa no gukora ibicuruzwa byujuje ubuziranenge mu gihe bafite uburyo bunini bwo gutunganya ibicuruzwa.”
ExxonMobil 'Cortés yemeje ko amanota amwe ya Vistamaxx na Exact akwiranye no guhindura isugi yisugi nayo ashobora gukoreshwa kugirango habeho guhuza plastiki zongeye gukoreshwa.Yagaragaje ko polymers ya Vistamaxx ituma HDPE, LDPE na LLDPE ihuza na polypropilene, yongeraho ko kubera polarite ya polymers nka PET cyangwa nylon, hasabwa ibihingwa byo mu rwego rwa Vistamaxx kugira ngo polyolefine ihuze na polymers.Ati: "Urugero, twakoranye n’ibikoresho byinshi kugira ngo dushyireho Vistamaxx kugira ngo polyolefine ihuze na nylon mu gihe tugamije gukomeza kunoza imikorere polimeri ya Vistamaxx ishobora kuzana mu buryo bworoshye."
Umuceri.Imbonerahamwe ya MFR yerekana amabara avanze ya HDPE yongeye gukoreshwa na polypropilene hamwe na Vistamaxx yongeyeho.(Inkomoko: ExxonMobil)
Ubwuzuzanye bushobora kwemezwa n’imiterere y’imashini zitezimbere, nk’ingaruka zifuzwa cyane n’ingaruka, nkuko Cortez ibivuga.Kongera amazi nabyo ni ngombwa mugihe ukoresheje ibikoresho.Urugero ni iterambere ryimikorere yo gutera inshinge kumacupa ya HDPE.Avuga ko umwihariko wa elastomers uboneka uyumunsi ufite ibyo ukoresha.Ati: “Intego y'ibiganiro ntabwo ari ukugereranya imikorere yabo muri rusange, ahubwo ni uguhitamo igikoresho cyiza cy'umushinga runaka.”
Kurugero, yagize ati: "Iyo PE ihujwe na PP, twizera ko Vistamaxx itanga ibisubizo byiza.Ariko isoko naryo rikeneye kunanirwa guhangana ningaruka, kandi plastomeri ya Ethylene-octene irashobora kuba nziza mugihe ushakisha ubukana buke. ”
Cortez yongeyeho ati: "Amashanyarazi ya Ethylene-octene nk'amanota yacu ya Exact cyangwa Dow ya Engage na Vistamaxx afite urwego rusa cyane."
Dow's Zhang yasobanuye ko nubwo kuba polypropilene muri HDPE muri rusange byongera ubukana nkuko bipimwa na modulus ya flexural, bitesha agaciro imitungo nkuko bipimwa no gukomera no kurambura igihe bitewe no kudahuza ibice byombi.Imikoreshereze ya compibilisateur muriyi mvange ya HDPE / PP itezimbere uburinganire / ubukonje bugabanya gutandukanya ibyiciro no kunoza imiterere.
Umuceri.2. Ingaruka zingufu zishusho zerekana amabara atandukanye ya HDPE yongeye gukoreshwa na polypropilene, hamwe na Vistamaxx yongeyeho.(Inkomoko: ExxonMobil)
Ku bwa Zhang, Engage POE na Infuse OBC bikwiranye no gukora HDPE, LDPE na LLDPE bihuza na polypropilene kubera umugongo wa PE na alpha-olefin comonomer.Nkiyongera kuri PE / PP ivanze, mubisanzwe bikoreshwa muburyo bwa 2% kugeza 5% kuburemere.Zhang yavuze ko mugutezimbere uburinganire nubukomere, Engage POE ifatanya nkicyiciro cya 8100 irashobora gutanga agaciro keza kumashanyarazi ya PE / PP ikoreshwa neza, harimo imigezi yimyanda myinshi muri PE na PP.Mubisabwa harimo ibice byabigenewe byatewe inshinge, amabati, amabati, ibisanduku bipakira, pallets nibikoresho byo hanze.
Isoko rikeneye kunoza imikorere yingaruka kandi plasitike ya Ethylene octene irashobora kugira uruhare mugihe hagaragaye ubukana bwubushyuhe buke.
Yongeyeho ati: “Kwiyongera kuri 3 wt gusa.% Engage 8100 yikubye inshuro eshatu imbaraga zingaruka no kurambura kwinshi kwa HDPE / PP 70/30 bidahuye mugihe hagumijwe modulus yo hejuru yatanzwe nigice cya PP, "yongeyeho, kubijyanye nubushyuhe buke busabwa, Engage POE itanga imbaraga zingaruka kubushyuhe bwibidukikije kubera ubushyuhe buke cyane bwikirahure.
Cortez ya ExxonMobil yagize ati:Hamwe na polymers ya Vistamaxx, imikorere y’ibisigazwa byongeye gukoreshwa irashobora kunozwa, bigatuma ibisigazwa byakoreshwa mu bikorwa aho abayitunganya bashobora kubona agaciro gakomeye mu bukungu. ”mugihe cyujuje ibyifuzo byibikoresho bikora neza.Nkigisubizo, abayitunganya barashobora kugira amahirwe menshi yo gucuruza plastiki zabo zongeye gukoreshwa, aho kuba ikiguzi nkumushoferi nyamukuru, ubemerera kwibanda kumvange n’ibicuruzwa byinjira. ”
Ati: “Usibye kuba dushobora kongera gutunganya polyolefine ivanze, tunakora kandi mu rwego rwo guteza imbere gutunganya ibivangwa bitandukanye nka polyolefine hamwe na plastiki y’ubuhanga nka nylon na polyester.Twatanze umubare wimikorere ya polymers, ariko ibisubizo bishya biracyari mumajyambere.zirimo gutezwa imbere kugira ngo zikemure ibintu bitandukanye bivangwa na pulasitike biboneka mu gupakira, ibikorwa remezo, ubwikorezi no gukoresha abaguzi. ”
Styrene block copolymers hamwe na polyolefine yahinduwe muburyo bwa chimique nubundi bwoko bwibikoresho byitabiriwe nkibikoresho byo gushimangira no kunoza ubwuzuzanye bwibisigazwa byongeye gukoreshwa.
Kraton Polymers itanga CirKular + styrenic block ya cololymer ikubiyemo imikorere yongerera imbaraga inyongeramusaruro za plastike.Julia Strin, umuyobozi ushinzwe kwamamaza ku isi hose kuri Kraton Specialty Polymers, yerekana urukurikirane rw'ibyiciro bitanu: CirKular + Compatibility Series (C1000, C1010, C1010) hamwe na CirKular + Imikorere yo kuzamura imikorere (C2000 na C3000).Izi nyongeramusaruro ni urutonde rwimikorere ya cololymers ishingiye kuri styrene na Ethylene / butylene (SEBS).Bafite imiterere idasanzwe yubukanishi, harimo imbaraga zingaruka zicyumba cyangwa ubushyuhe bwa kirogenike, guhinduka kugirango bahindure ubukana nibintu bigira ingaruka, kunoza uburyo bwo guhangana nihungabana, no kunoza imikorere.Ibicuruzwa bizenguruka + bitanga kandi resin nyinshi ihuza plastiki yisugi, PCR na PIR.Ukurikije amanota, barashobora gukoreshwa muri PP, HDPE, LDPE, LLDPE, LDPE, PS na HIPS, hamwe nibisigarira bya polar nka EVOH, PVA na EVA.
Ati: "Twerekanye ko bishoboka gutunganya imyanda ivanze ya polyolefine ivanze no kuyitunganya mu bicuruzwa bifite agaciro."
Stryn yagize ati: "Ibintu byongera gukoreshwa bya CirKular + byemerera PCR kongera gukoreshwa mu kunoza imiterere y’ubukanishi no gushyigikira igishushanyo mbonera cy’ibicuruzwa bikomoka kuri polyolefin, bityo bigatuma PCR igera kuri 90%".resin idahinduwe.Kwipimisha byagaragaje ko ibicuruzwa bya CirKular + bishobora kuvurwa inshuro zigera kuri eshanu kugira ngo bikoreshwe kenshi. ”
CirKular + urwego rwabaguzi ni benshi-resin yagura kugirango bazamure PCR ivanze na PIR, mubisanzwe byongewe kuri 3% kugeza 5%.Ingero ebyiri zijyanye no gutunganya imyanda ivanze harimo inshinge zakozwemo urugero rwa 76% -PCR HDPE + 19% -PCR PET + 5% Kraton + C1010 nicyitegererezo cya 72% -PCR PP + 18% -PCR PET + 10% Kraton + C1000..Muri izo ngero, imbaraga za Izod zagaragaye ziyongereyeho 70% na 50%, kandi umusaruro watanzwe wiyongereyeho 40% na 30%, mugihe ukomeje gukomera no kunoza imikorere.PCR LDPE-PET ivanze nayo yerekanye imikorere isa.Ibicuruzwa nabyo bifite akamaro kuri nylon na ABS.
CirKular + Performance Enhancement Series yagenewe kuzamura cyclic ivanze PCR na PIR imigezi ya polyolefine na polystirene kurwego rusanzwe rwiyongeraho 3% kugeza 10%.Ikizamini cyo gutera inshinge ziheruka: 91% -PCR PP + 9% Kraton + C2000.Gutegura bifite 110% kunoza impinduka zingirakamaro kubicuruzwa birushanwe.“Porogaramu zo mu rwego rwo hejuru za rPP mu gukoresha amamodoka n'inganda zisaba ubu buryo bwo gutera imbere.Ibi birashobora no gukoreshwa mu gupakira, ariko hamwe n'ibisabwa bikaze, umubare wa C2000 uzagabanuka ”, Streen.
Stryn avuga ko Kraton + ishobora kubanza kuvangwa cyangwa gukama-ivangwa na plastiki itunganijwe mbere yo kubumba, kuyisohora cyangwa mu rwego rwo kuyitunganya.Kuva yatangira CirKular + mu myaka mike ishize, isosiyete imaze kugera ku ncuro ya mbere mu bice nka pallet yinganda, gupakira ibiryo n'ibinyobwa, ibikoresho by'imodoka hamwe n'intebe z'imodoka.CirKular + irashobora kandi gukoreshwa muburyo butandukanye bwo gusaba harimo gutera inshinge cyangwa guhonyora, gusohora, guhinduranya no guhuza.
Polybond 3150/3002 ni igice cya SI Itsinda ryinshi rya Polybond yahinduwe na polyolefine ya chimique kandi irashobora gukoreshwa nkibihuza kandi byongeweho.Ni anhydride yumugabo yashizwemo polypropilene ituma polipropilene ikoreshwa neza ikoreshwa nubwoko bwose bwa nylon.Nk’uko byatangajwe na John Yun, umuyobozi wa tekiniki n’inkunga ya tekiniki, ku buryo busanzwe bukoreshwa bwa 5%, bugaragaza inshuro zirenga eshatu Izod zerekana imbaraga z’ingaruka ndetse n’ingaruka za Izod.Irfaan Foster, umuyobozi ushinzwe iterambere ry’isoko, avuga ko gusaba kwambere ari imashini zidafite amajwi.Vuba aha, yakoreshejwe muburyo bwa polyipropilene na nylon bivangwa na panne yo munsi, ibice byo munsi, hamwe na bande.
Ikindi cyiciro ni Polybond 3029, anhydride yumugabo yashizwemo polyethylene yuzuye cyane yinjijwe mumyaka ibiri ishize nkinyongera yo kunoza imikoranire yibiti bya plastiki.Nk’uko Yun abitangaza ngo birasa nkaho isosiyete iri munzira yo guhuza 50/50 PCR / nziza ya HDPE.
Ikindi cyiciro cyo guhuza ibinyabuzima gishingiye kuri chimie ya titanium-aluminium, nka catisiti ya titanate (Ti) na zirconate (Zr) itangwa na Kenrich Petrochemicals ikagurishwa kunganda na moulders.Ibicuruzwa by'isosiyete birimo umusemburo mushya muburyo bwa masterbatch cyangwa ifu ikora nk'inyongeramusaruro ihuza polymers zitandukanye, harimo polyolefine, bioplastique nka PET, PVC na PLA.Ikoreshwa ryayo mu mvange ya PCR nka PP / PET / PE riragenda ryiyongera nk'uko perezida wa Kenrich akaba na nyir'ubwite Sal Monte abitangaza.Ibi bivugwa ko byongera umusaruro wa extrait no kugabanya inshuro zatewe inshinge.
Ken-React CAPS KPR 12 / LV n'amasaro ya Ken-React KPR 12 / HV bivugwa ko isubiza PCR uko yari imeze.Monte yavuze ko ibicuruzwa ari ibisubizo byo guhuza uruganda rushya rwa LICA 12 alkoxy titanate ya catalizike hamwe na catalizike ivanze "ihenze cyane."Ati: "Dutanga CAPS KPR 12 / LV ingano zingana kuva kuri 1.5% kugeza kuri 1.75% byuburemere bwibikoresho byose byongeye gukoreshwa byongewe kuri bin, kimwe na masterbatch, kandi bigabanya ubushyuhe bwibikorwa 10-20%, kugirango bikomeze kogosha. ya reaction ivanze.Zikorera ku rwego rwa nanometero, bityo rero hakenewe kogosha ibintu byinshi, kandi gushonga bisaba umuriro mwinshi. ”
Monte avuga ko izo nyongeramusaruro ari izifatika zifatika za polymers ziyongera nka LLDPE na PP na polycondensate nka PET, ibinyabuzima byuzuza ibinyabuzima na organic organique, na bioplastique nka PLA.Ibisubizo bisanzwe birimo kugabanuka kwa 9% mugusohora, guterwa inshinge no guhuha ubushyuhe hamwe no kwiyongera kwa 20% kumuvuduko wo gutunganya ibintu byinshi bituzuye.Ibisubizo nkibi byabonetse hamwe na 80/20% bya LDPE / PP.Mu rubanza rumwe, 1.5% CAPS KPR 12 / LV yakoreshejwe kugirango harebwe niba ibisigisigi bitatu bya PIR byahujwe: firime yarangije guhuza LLDPE, 20-35 MFI ivanze yatewe inshinge za polypropilene copolymer, hamwe nububiko bwa PET bwibiryo bya PET.Gusya imvange ya PP / PET / PE kugeza kuri 1/4 ″.kugeza kuri ½.Amashanyarazi hamwe no gushonga bivangwa no guterwa inshinge.
Interface Polymers yemewe ya tekinoroji ya diblock yongeweho bivugwa ko yatsinze ubushobozi budasanzwe bwo guhuza polyolefine kurwego rwa molekile, ikabemerera gutunganywa.(Ifoto: polymers interineti)
Ubucuruzi bwogukwirakwiza SACO AEI Polymers nisoko ryihariye rya Fine-Blend mu Bushinwa, ritanga ibicuruzwa byinshi bifatanyiriza hamwe kuri polypropilene, nylon, PET, imashini yubushakashatsi bwa termoplastike na biopolymers nka PLA na PBAT, harimo ibivangwa byongeye gukoreshwa, inyongeramusaruro hamwe n’umugozi.umuyobozi w'ishami ry'ubucuruzi Mike McCormach.Ibintu bifasha birimo guhuza ibidakorwa neza, cyane cyane guhagarika no gushushanya kopolymers cyangwa kopolymer zidasanzwe zititabira imiti iyo ivanze na polymer.BP-1310 ni urugero aho urwego rwiyongereyeho 3% kugeza 5% rutezimbere ubwuzuzanye bwimvange ya polipropilene na polystirene.Inyongeramusaruro yo kunoza ubwuzuzanye bwa PE / PS ikoreshwa neza irimo gutezwa imbere.
Fib-Blend reaction ya compibilisateur itezimbere ubwuzuzanye mugukoresha imiti hamwe na polymer yisugi mugihe cyo kuvanga, harimo ECO-112O kuri PET yongeye gukoreshwa, polyakarubone na nylon;HPC-2 kuri ABS hamwe na PET ikomatanya;na SPG-02 yo gukora polypropilene na polyipropilene ikoreshwa neza.PET irahuye.McCormach yavuze ko zirimo amatsinda ya epoxy ashobora kwitwara hamwe n’amatsinda ya hydroxyl ya polyester yongeye gukoreshwa kugira ngo arusheho gukomera no guhuza.Hariho na CMG9801, anhydride yumugabo yashizwemo polypropilene ishobora kwitwara hamwe nitsinda rya amino rya nylon.
Kuva mu mwaka wa 2016, isosiyete yo mu Bwongereza Interface Polymers Ltd yateje imbere ikoranabuhanga ryihariye rya Polarfin diblock copolymer yongeraho, bivugwa ko ryatsinze molekuline isanzwe idahuye na polyolefine, ibemerera kongera gukoreshwa.Ibi byongeweho bya diblock birakwiriye inkumi na recycled polyethylene hamwe na polypropilene, impapuro na firime.
Uruganda rukomeye rwa firime rurimo gukora umushinga wo gutunganya firime nyinshi zidafite igihombo kinini cyumusaruro.Umuyobozi ushinzwe iterambere ry’ubucuruzi, Simon Waddington, yavuze ko no mu rwego rwo gupakira ibintu bike, Polarfin yakuyeho gell, ikibazo gikunze kubangamira itunganywa rya firime ya polyolefin ikoresheje plastiki ivanze.Ati: "Twerekanye neza ko imyanda ya plastike ivanze na polyolefine ishobora gutunganywa kandi ikongera gukoreshwa mu bicuruzwa bifite agaciro hifashishijwe ikoranabuhanga ryongera Polarfin."
Dukurikije Cortes ya ExxonMobil, guhuza (urugero Vistamaxx hamwe na PE / PP byongeye gukoreshwa) birashobora kugaragazwa nuburyo bwiza bwa tekinike nko kurwanya ingaruka.(Ifoto: ExxonMobil)
Mugihe cyo guhuza impanga, injeniyeri benshi bamenya ibyiza byo gushobora kugena ibice bya screw.Dore ibyo ukeneye kumenya kubyerekeye gutondekanya indobo.
Shakisha ahantu hamwe / cyangwa by'agateganyo kugirango utange ibimenyetso mugihe ukora iperereza ku nenge nziza ihuza cyangwa kumenya intandaro y'ibibazo byo gutunganya.Ingamba zo kumenya no kuvura impamvu yamenyekanye ni ukubanza kumenya niba ikibazo ari karande cyangwa cyigihe gito.
Ubushishozi Polymers & Complexers ikoresha ubuhanga bwayo muri chimie polymer kugirango itezimbere ibikoresho bizaza.
Igihe cyo kohereza: Nyakanga-28-2023