Izindaba Zemboni
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I-biodegradable glitter ingase iguqule imboni yezimonyo.
Ukuphila kugcwele izinto ezipakishwayo ezicwebezelayo, amabhodlela ezimonyo, izitsha zezithelo nokunye, kodwa eziningi zazo zenziwe ngezinto ezinobuthi nezingalawuleki ezifaka isandla ekungcoleni kwepulasitiki. Muva nje, abacwaningi eNyuvesi yaseCambridge e-UK bathole indlela yokudala i-glitter eqhubekayo, engeyona enobuthi ne-biodegradable kusuka ku-cellulose, isakhiwo esiyinhloko sezindonga zamaseli zezitshalo, izithelo nemifino. Amaphepha ahlobene ashicilelwe kumagazini we-Nature Materials ngomhla ka-11. Yenziwe ngama-nanocrystals e-cellulose, le glitter isebenzisa umbala wesakhiwo ukuze iguqule ukukhanya ukuze ikhiqize imibala egqamile. Ngokwemvelo, isibonelo, ukukhanya kwamaphiko ovemvane nezimpaphe zepikoko kuwubuciko bombala wesakhiwo, ongeke uphele ngemva kwekhulu leminyaka. Ngokusebenzisa amasu okuzihlanganisa, i-cellulose ingakhiqiza ... -
Iyini i-Polyvinyl chloride (PVC) yokunamathisela i-Resin?
I-Polyvinyl chloride (PVC) inamathisela i-Resin , njengoba negama lisho, ukuthi le resin isetshenziswa kakhulu ekunamathiseleni. Abantu bavame ukusebenzisa lolu hlobo lokunamathisela njenge-plastisol, okuwuketshezi oluyingqayizivele lwe-PVC yepulasitiki esimweni sayo esingacutshungulwanga. . Ama-resin okunamathisela avame ukulungiswa nge-emulsion kanye nezindlela zokumisa ezincane. I-Polyvinyl chloride paste resin inosayizi wezinhlayiyana ezinhle, futhi ukuthungwa kwayo kufana ne-talc, nokunganyakazi. I-polyvinyl chloride paste resin ixutshwa ne-Plasticizer bese inyakaziswa ukuze yakhe ukumiswa okuzinzile, okube sekwenziwa unamathisele we-PVC, noma i-PVC plastisol, i-PVC sol, futhi kungaleli fomu lapho abantu basetshenziselwa ukucubungula Imikhiqizo yokugcina. Enqubweni yokwenza unamathisele, ama-fillers ahlukahlukene, ama-diluents, ama-heat stabilizers, ama-foaming agents kanye neziqinisi zokukhanya zengezwa ngokusho ... -
Yini i-PP Films?
I-PROPERTIES I-Polypropylene noma i-PP iyi-thermoplastic ebiza kancane yokucaca okuphezulu, i-gloss ephezulu namandla amahle okuqina. Inephuzu lokuncibilika eliphakeme kune-PE, okwenza ifanelekele izinhlelo zokusebenza ezidinga ukuvalwa kwembewu emazingeni okushisa aphezulu. Iphinde ibe nenkungu encane kanye nokucwebezela okuphezulu. Ngokuvamile, izici zokuvala ukushisa kwe-PP azilungile njengalezo ze-LDPE. I-LDPE futhi inamandla angcono okudabula kanye nokumelana nomthelela ophansi wokushisa. I-PP ingenziwa nge-metallized okuholela ekuthuthukisweni kwezakhiwo zokuvimbela igesi ezisetshenziswayo ezifunayo lapho impilo yeshalofu yomkhiqizo ende ibalulekile. Amafilimu e-PP afaneleka kahle uhla olubanzi lwezinhlelo zokusebenza zezimboni, abathengi, nezimoto. I-PP igaywa kabusha ngokuphelele futhi ingacutshungulwa kalula kweminye imikhiqizo eminingi yezinhlelo zokusebenza eziningi ezahlukahlukene. Nokho, unl... -
yini i-PVC compound?
Izinhlanganisela ze-PVC zisekelwe ekuhlanganiseni kwe-PVC polymer RESIN kanye nezithasiselo ezinikeza ukwakheka okudingekayo ukuze kusetshenziswe ekugcineni (Amapayipi noma Amaphrofayili Aqinile noma Amaphrofayili Aguquguqukayo noma AmaSpredishithi). I-compound yakhiwa ngokuxubana ngokuseduze ndawonye izithako, ezibuye ziguqulelwe ku-athikili ethi "gelled" ngaphansi kwethonya lokushisa namandla okugunda. Kuye ngohlobo lwe-PVC nezithasiselo, i-compound ngaphambi kwe-gelation ingaba i-powder egelezayo (eyaziwa ngokuthi ingxube eyomile) noma i-liquid ngendlela yokunamathisela noma isisombululo. Izinhlanganisela ze-PVC uma zakhiwe, kusetshenziswa ama-plasticizers, zibe izinto eziguquguqukayo, ngokuvamile ezibizwa nge-PVC-P. Ama-PVC Compounds uma enziwa ngaphandle kwe-plasticizer yezinhlelo zokusebenza eziqinile aqokwa i-PVC-U. I-PVC Compounding ingafingqwa kanje: I-PVC eqinile dr... -
Umehluko Phakathi kwe-BOPP, OPP kanye ne-PP Bags.
Imboni yokudla isebenzisa kakhulu ukupakishwa kwepulasitiki ye-BOPP. Izikhwama ze-BOPP kulula ukuziphrinta, ukugqokwa kanye ne-laminate okuzenza zifanelekele ukupakisha imikhiqizo efana nemikhiqizo emisha, ama-confectionary kanye nokudla okulula. Kanye nezikhwama ze-BOPP, OPP, ne-PP nazo zisetshenziselwa ukupakisha. I-Polypropylene iyi-polymer evamile phakathi kwezintathu ezisetshenziselwa ukukhiqiza izikhwama. I-OPP imele i-Oriented Polypropylene, i-BOPP imele i-Biaxially Oriented Polypropylene kanti i-PP imele i-Polypropylene. Bobathathu bayehluka ngesitayela sabo sokwakha. I-polypropylene eyaziwa nangokuthi i-polypropene iyi-polymer ye-thermoplastic semi-crystalline. Iqinile, inamandla futhi inokumelana nomthelela omkhulu. Izikhwama ze-standup, izikhwama ze-spout kanye nezikhwama ze-ziplock zenziwe nge-polypropylene. Kunzima kakhulu ukuhlukanisa phakathi kwe-OPP, BOPP kanye ne-PP plas... -
Ucwaningo Lokusebenza Lokugxilisa Ukukhanya (PLA) ku-LED Lighting System.
Ososayensi abavela eJalimane nase-Netherlands bacwaninga ngezinto ezintsha ze-PLA ezihambisana nemvelo. Inhloso ukuthuthukisa izinto ezisimeme zezinhlelo zokusebenza ze-optical ezifana nezibani zangaphambili zezimoto, amalensi, amapulasitiki akhanyayo noma iziqondiso ezikhanyayo. Okwamanje, le mikhiqizo ngokuvamile yenziwe nge-polycarbonate noma i-PMMA. Ososayensi bafuna ukuthola ipulasitiki esekwe ku-bio yokwenza izibani zemoto. Kuvela ukuthi i-polylactic acid iyinto efanelekile yekhandidethi. Ngale ndlela, ososayensi baye baxazulula izinkinga eziningana ezibhekene namapulasitiki endabuko: okokuqala, ukunaka izinsiza ezivuselelekayo kunganciphisa ngokuphumelelayo ingcindezi ebangelwa uwoyela ongahluziwe embonini yepulasitiki; okwesibili, kunganciphisa ukukhishwa kwesikhutha; okwesithathu, lokhu Kubandakanya ukucutshungulwa kwayo yonke impilo yezinto ezibonakalayo c... -
I-Luoyang amathani ayizigidi zephrojekthi ye-ethylene yenza inqubekelaphambili entsha!
Ngo-Okthoba 19, intatheli yathola kuLuoyang Petrochemical ukuthi iSinopec Group Corporation ibambe umhlangano eBeijing muva nje, imema ochwepheshe abavela kumayunithi angaphezu kwe-10 okuhlanganisa i-China Chemical Society, i-China Synthetic Rubber Industry Association, kanye nabameleli abafanelekile ukuthi bakhe iqembu lochwepheshe bokuhlola ukuze lihlole. izigidi zeLuoyang Petrochemical. Umbiko wocwaningo olunokwenzeka wephrojekthi ye-ethylene eyi-1-ton uzohlolwa futhi uboniswe. Emhlanganweni, iqembu lochwepheshe bokuhlola lilalele imibiko efanele yeLuoyang Petrochemical, Sinopec Engineering Construction Company kanye neLuoyang Engineering Company ngalo msebenzi, futhi lagxila ekuhloleni okuphelele kwesidingo sokwakhiwa kwephrojekthi, izinto zokusetshenziswa, izinhlelo zemikhiqizo, izimakethe, futhi qhubeka... -
Isimo sohlelo lokusebenza kanye nokuthambekela kwe-polylactic acid (PLA) ezimotweni.
Njengamanje, insimu eyinhloko yokusetshenziswa kwe-polylactic acid yizinto zokupakisha, ezibalwa ngaphezu kwe-65% yokusetshenziswa okuphelele; kulandelwa izinhlelo zokusebenza ezifana nezitsha zokudla, amafayibha/izindwangu ezingalukiwe, nezinto zokuphrinta ze-3D. IYurophu neNyakatho Melika yizimakethe ezinkulu ze-PLA, kanti i-Asia Pacific izoba enye yezimakethe ezikhula ngokushesha emhlabeni njengoba isidingo se-PLA siqhubeka sikhula emazweni afana neChina, Japan, South Korea, India kanye neThailand. Ngokombono wemodi yesicelo, ngenxa yezakhiwo zayo ezinhle zemishini nezomzimba, i-polylactic acid ifaneleka ukubunjwa kwe-extrusion, ukubunjwa komjovo, ukubunjwa kwe-extrusion blow, ukuphotha, ukugwebu kanye nezinye izinqubo ezinkulu zokucubungula ipulasitiki, futhi ingenziwa ibe amafilimu namashidi. , i-fiber, ucingo, impushana kanye ne-o... -
I-INEOS Imemezela Ukunwetshwa Kwekhono Le-Olefin Lokukhiqiza I-HDPE.
Muva nje, i-INEOS O&P Europe imemezele ukuthi izotshala ama-euro ayizigidi ezingama-30 (cishe ama-yuan ayizigidi ezingama-220) ukuguqula isitshalo sayo i-Lillo ethekwini lase-Antwerp ukuze umthamo wayo okhona ukhiqize amamaki e-unimodal noma ama-bimodal e-high-density polyethylene (HDPE) ukuze ihlangane. isidingo esinamandla sezicelo ezisezingeni eliphezulu emakethe. I-INEOS izosebenzisa ulwazi lwayo lokuqinisa isikhundla sayo sokuhola njengomhlinzeki emakethe yamapayipi okucindezela okukhulu, futhi lokhu kutshalwa kwezimali kuzovumela i-INEOS ukuhlangabezana nesidingo esikhulayo sezicelo ezibalulekile emnothweni omusha wamandla, njengokuthi: Amanethiwekhi ezokuthutha. amapayipi acindezelwe we-hydrogen; amapayipi amapayipi ahamba ibanga elide angaphansi komhlaba kumapulazi omoya kanye nezinye izinhlobo zokuthutha amandla avuselelekayo; ingqalasizinda yokufaka ugesi; a... -
Isidingo se-PVC yomhlaba wonke nezintengo zombili ziyehla.
Kusukela ngo-2021, isidingo somhlaba wonke se-polyvinyl chloride (PVC) sibone ukukhuphuka okubukhali okungakaze kubonwe kusukela ngenhlekelele yezimali yomhlaba yango-2008. Kodwa maphakathi no-2022, isidingo se-PVC siphola ngokushesha futhi izintengo ziyehla ngenxa yokukhuphuka kwamazinga enzalo kanye nokwehla kwamandla emali okuphezulu kakhulu emashumini eminyaka. Ngo-2020, isidingo se-PVC resin, esetshenziselwa ukwenza amapayipi, amaphrofayili eminyango namafasitela, i-vinyl siding neminye imikhiqizo, sehle kakhulu ezinyangeni zokuqala zokuqubuka kwe-COVID-19 yomhlaba wonke njengoba umsebenzi wokwakha wehla. Idatha ye-S&P Global Commodity Insights ibonisa ukuthi emasontweni ayisithupha kuya ekupheleni kuka-April 2020, intengo ye-PVC ethunyelwe isuka e-United States yehle ngo-39%, kuyilapho intengo ye-PVC e-Asia naseTurkey nayo yehle ngo-25% yaya ku-31%. Izintengo ze-PVC kanye nesidingo zikhuphuke ngokushesha maphakathi no-2020, ngomfutho oqinile wokukhula ngokusebenzisa... -
Isikhwama sokupakisha sangaphandle se-Shiseido sokuvikela ilanga singesokuqala ukusebenzisa ifilimu ye-PBS ebolayo.
I-SHISEIDO wuhlobo lweShiseido oludayiswa emazweni nasezifundeni ezingu-88 emhlabeni jikelele. Kulokhu, uShiseido wasebenzisa ifilimu ebolayo ngokokuqala ngqa esikhwameni sokupakisha senduku yakhe yokuvikela ilanga ethi “Clear Suncare Stick”. I-BioPBS™ ye-Mitsubishi Chemical isetshenziselwa indawo engaphakathi (i-sealant) kanye nengxenye yeziphu yesikhwama sangaphandle, kanti i-FUTAMURA Chemical's AZ-1 isetshenziselwa indawo yangaphandle. Lezi zinto zonke zitholakala ezitshalweni futhi zingahlukaniswa zibe amanzi kanye ne-carbon dioxide ngaphansi kwesenzo sezinto ezincane zemvelo, okulindeleke ukuthi zinikeze imibono yokuxazulula inkinga yamapulasitiki emfucumfucu, okuya ngokuya kudonsela ukunakwa komhlaba wonke. Ngaphezu kwezici zayo ezilungele imvelo, i-BioPBS™ yamukelwa ngenxa yokusebenza kwayo okuphezulu, ukucutshungulwa ... -
Ukuqhathaniswa kwe-LLDPE ne-LDPE.
I-linear low density polyethylene, ngokwesakhiwo ehlukile kune-polyethylene evamile ephansi, ngoba awekho amagatsha amaketango amade. Ukulandelana kwe-LLDPE kuncike ezinqubweni ezihlukene zokukhiqiza nokucubungula ze-LLDPE ne-LDPE. I-LLDPE ivame ukwakhiwa yi-copolymerization ye-ethylene kanye ne-alpha olefin ephakeme njenge-butene, i-hexene noma i-octene ekushiseni okuphansi nokucindezela. I-polymer ye-LLDPE ekhiqizwa inqubo ye-copolymerization inokusabalalisa kwesisindo samangqamuzana emincane kune-LDPE evamile, futhi ngesikhathi esifanayo inokwakheka komugqa okwenza ibe nezakhiwo ezahlukene ze-rheological. Izimpawu zokuncibilika kokuncibilika kwe-LLDPE zishintshwa ukuze zihambisane nezidingo zenqubo entsha, ikakhulukazi inqubo ye-extrusion yefilimu, engakhiqiza i-LLD yekhwalithi ephezulu...