Xov xwm kev lag luam
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Biodegradable glitter tuaj yeem hloov kho kev lag luam tshuaj pleev ib ce.
Lub neej yog tag nrho ntawm ci iab ntim, fwj tshuaj pleev ib ce, txiv hmab txiv ntoo lub tais thiab ntau dua, tab sis ntau ntawm lawv yog ua los ntawm cov khoom siv tshuaj lom thiab tsis muaj zog uas ua rau muaj kuab paug yas. Tsis ntev los no, cov kws tshawb fawb ntawm University of Cambridge hauv UK tau pom ib txoj hauv kev los tsim kom muaj kev ruaj ntseg, tsis muaj tshuaj lom thiab biodegradable glitter los ntawm cellulose, lub tsev tseem ceeb ntawm phab ntsa ntawm tes ntawm cov nroj tsuag, txiv hmab txiv ntoo thiab zaub. Cov ntaub ntawv cuam tshuam tau luam tawm nyob rau hauv phau ntawv journal Nature Materials hnub tim 11. Ua los ntawm cellulose nanocrystals, qhov glitter no siv cov xim xim los hloov lub teeb los tsim cov xim vibrant. Nyob rau hauv qhov xwm txheej, piv txwv li, lub flashes ntawm npauj npaim tis thiab peacock feathers yog masterpieces ntawm cov qauv xim, uas yuav tsis ploj tom qab ib puas xyoo. Siv cov txheej txheem sib dhos tus kheej, cellulose tuaj yeem tsim ... -
Polyvinyl chloride (PVC) paste Resin yog dab tsi?
Polyvinyl chloride (PVC) paste Resin , raws li lub npe implies, yog hais tias cov resin no mas siv nyob rau hauv daim ntawv muab tshuaj txhuam. Cov neeg feem ntau siv hom tshuaj no ua plastisol, uas yog ib qho kua dej tshwj xeeb ntawm PVC yas hauv nws lub xeev tsis tau ua tiav. . Paste resins feem ntau yog npaj los ntawm emulsion thiab micro-txheej txheem txoj kev. Polyvinyl chloride paste resin muaj qhov loj me me, thiab nws qhov kev ntxhib los mos zoo li talc, nrog kev tsis tuaj yeem. Cov polyvinyl chloride paste resin yog tov nrog ib tug Plasticizer thiab ces stirred los tsim ib tug ruaj khov ncua kev kawm ntawv, uas yog ces ua rau PVC paste, los yog PVC plastisol, PVC sol, thiab nws yog nyob rau hauv daim ntawv no uas tib neeg siv los ua cov khoom kawg. Nyob rau hauv tus txheej txheem ntawm kev muab tshuaj txhuam, ntau yam fillers, diluents, tshav kub stabilizers, foaming agents thiab lub teeb stabilizers yog ntxiv raws li ... -
PP Films yog dab tsi?
PROPERTIES Polypropylene los yog PP yog tus nqi qis thermoplastic ntawm siab clarity, siab gloss thiab zoo tensile zog. Nws muaj cov ntsiab lus melting ntau dua li PE, uas ua rau nws haum rau cov ntawv thov uas yuav tsum tau ua kom tsis muaj menyuam ntawm qhov kub thiab txias. Nws kuj muaj tsawg dua haze thiab siab dua gloss. Feem ntau, cov khoom cua sov ntawm PP tsis zoo li cov LDPE. LDPE kuj muaj lub zog tsim kua muag zoo dua thiab tsis tshua muaj kev kub ntxhov. PP tuaj yeem ua metallized uas ua rau muaj kev txhim kho roj teeb meem rau cov ntawv thov uas cov khoom txee ntev yog qhov tseem ceeb. PP zaj duab xis zoo haum rau ntau yam kev lag luam, cov neeg siv khoom, thiab kev siv tsheb. PP tuaj yeem rov ua dua tshiab thiab tuaj yeem rov ua dua tshiab rau hauv ntau lwm yam khoom siv rau ntau yam kev siv. Txawm li cas los xij, unl ... -
PVC compound yog dab tsi?
PVC compounds yog ua los ntawm kev sib xyaw ntawm PVC polymer RESIN thiab cov khoom siv ntxiv uas muab cov qauv tsim nyog rau kev siv kawg (Cov kav dej los yog Rigid Profiles lossis Flexible Profiles lossis Sheets). Lub compound yog tsim los ntawm intimately sib xyaw ua ke cov khoom xyaw, uas yog tom qab hloov mus rau hauv "gelled" tsab xov xwm nyob rau hauv lub zog ntawm tshav kub thiab shear quab yuam. Nyob ntawm seb hom PVC thiab cov khoom siv ntxiv, cov khoom sib xyaw ua ntej gelation tuaj yeem yog cov hmoov dawb-ntws (paub tias yog cov khoom sib xyaw qhuav) los yog kua hauv daim ntawv muab tshuaj txhuam los yog tov. PVC compounds thaum tsim, siv cov yas yas, rau hauv cov ntaub ntawv hloov tau, feem ntau hu ua PVC-P. PVC Compounds thaum formulated tsis muaj plasticizer rau kev siv nruj yog tsim los ntawm PVC-U. PVC Compounding tuaj yeem suav tau raws li hauv qab no: Cov tawv PVC dr... -
Qhov txawv ntawm BOPP, OPP thiab PP Hnab.
Kev lag luam zaub mov feem ntau siv BOPP ntim yas. BOPP hnab yog ib qho yooj yim luam tawm, tsho loj thiab laminate uas ua rau lawv haum rau cov khoom ntim xws li cov khoom tshiab, khoom qab zib thiab khoom noj txom ncauj. Nrog rau BOPP, OPP, thiab PP hnab kuj siv rau ntim. Polypropylene yog ib hom polymer ntawm peb siv los tsim cov hnab. OPP stands rau Oriented Polypropylene, BOPP stands rau Biaxially Oriented Polypropylene thiab PP stands rau Polypropylene. Tag nrho peb qhov sib txawv hauv lawv cov style ntawm fabrication. Polypropylene tseem hu ua polypropene yog ib qho thermoplastic semi-crystalline polymer. Nws yog tawv, muaj zog thiab muaj kev cuam tshuam siab. Standup pouches, spout pouches thiab ziplock hnab yog tsim los ntawm polypropylene. Nws yog qhov nyuaj heev rau kev sib txawv ntawm OPP, BOPP thiab PP plas ... -
Daim ntawv thov kev tshawb fawb ntawm Concentrating Light (PLA) hauv LED Teeb pom kev zoo.
Cov kws tshawb fawb los ntawm lub teb chaws Yelemees thiab Netherlands tab tom tshawb fawb cov ntaub ntawv PLA tshiab. Lub hom phiaj yog los tsim cov ntaub ntawv muaj txiaj ntsig zoo rau kev siv kho qhov muag xws li tsheb teeb taub hau, lo ntsiab muag, cov khoom siv hluav taws xob los yog cov teeb pom kev zoo. Txog tam sim no, cov khoom no feem ntau yog ua los ntawm polycarbonate lossis PMMA. Cov kws tshawb fawb xav nrhiav bio-raws li yas los ua lub taub hau tsheb. Nws hloov tawm tias polylactic acid yog cov khoom siv sib tw tsim nyog. Los ntawm txoj kev no, cov kws tshawb fawb tau daws ntau yam teeb meem uas tau ntsib los ntawm cov tsoos plastics: ua ntej, tig lawv cov kev xav rau cov khoom siv txuas ntxiv tuaj yeem txo qhov siab los ntawm cov roj crude ntawm kev lag luam plastics; thib ob, nws tuaj yeem txo cov pa roj carbon dioxide emissions; Thib peb, qhov no suav nrog kev xav txog tag nrho cov khoom siv lub neej c ... -
Luoyang lab tons ntawm ethylene project tau ua tiav tshiab!
Thaum Lub Kaum Hli 19, tus neeg sau xov xwm tau kawm los ntawm Luoyang Petrochemical tias Sinopec Group Corporation tau muaj lub rooj sib tham hauv Beijing tsis ntev los no, tau caw cov kws tshaj lij los ntawm ntau dua 10 units suav nrog Tuam Tshoj Chemical Society, Tuam Tshoj Synthetic Rubber Industry Association, thiab cov neeg sawv cev cuam tshuam los tsim ib pab pawg kws tshaj lij los soj ntsuam. lab ntawm Luoyang Petrochemical. Daim ntawv qhia txog kev ua tau zoo ntawm qhov project 1-tuj ethylene yuav raug soj ntsuam thiab ua kom pom tseeb. Hauv lub rooj sib tham, pawg kws tshaj lij kev soj ntsuam tau mloog cov lus ceeb toom cuam tshuam ntawm Luoyang Petrochemical, Sinopec Engineering Construction Company thiab Luoyang Engineering Company ntawm qhov project, thiab tsom mus rau kev ntsuam xyuas tag nrho ntawm qhov tsim nyog ntawm kev tsim kho, cov khoom siv raw, cov khoom npaj, kev lag luam, thiab proce... -
Daim ntawv thov txheej xwm thiab sib txawv ntawm polylactic acid (PLA) hauv tsheb.
Tam sim no, cov khoom siv tseem ceeb ntawm polylactic acid yog cov khoom ntim, suav txog ntau dua 65% ntawm tag nrho cov khoom siv; ua raws li cov ntawv thov xws li khoom noj khoom haus, fibers / non-woven fabrics, thiab 3D luam ntawv cov ntaub ntawv. Teb chaws Europe thiab North America yog cov lag luam loj tshaj plaws rau PLA, thaum Asia Pacific yuav yog ib lub lag luam loj tshaj plaws hauv ntiaj teb vim qhov kev thov rau PLA tseem loj hlob hauv cov teb chaws xws li Tuam Tshoj, Nyiv, Kaus Lim Qab Teb, Is Nrias teb thiab Thaib teb. Los ntawm kev xav ntawm daim ntawv thov hom, vim nws cov khoom siv zoo thiab lub cev, polylactic acid yog tsim rau extrusion molding, txhaj tshuaj molding, extrusion tshuab moulding, spinning, foaming thiab lwm yam txheej txheem yas loj, thiab tuaj yeem ua rau hauv cov yeeb yaj kiab thiab ntawv. , fiber, hlau, hmoov thiab o ... -
INEOS tshaj tawm Kev nthuav dav ntawm Olefin Peev Xwm los tsim HDPE.
Tsis ntev los no, INEOS O&P Europe tshaj tawm tias nws yuav nqis peev 30 lab euros (kwv yees li 220 lab yuan) los hloov nws cov nroj tsuag Lillo hauv qhov chaw nres nkoj Antwerp kom nws cov peev txheej uas twb muaj lawm tuaj yeem tsim unimodal lossis bimodal qib ntawm high-density polyethylene (HDPE) kom tau raws li. lub zog thov rau high-end daim ntawv thov nyob rau hauv kev ua lag luam. INEOS yuav txhawb nqa nws txoj kev paub los ntxiv dag zog rau nws txoj haujlwm ua tus xa khoom rau kev lag luam siab siab siab, thiab qhov kev nqis peev no tseem yuav ua rau INEOS kom tau raws li qhov xav tau loj hlob hauv cov ntawv thov tseem ceeb rau kev lag luam tshiab, xws li: kev thauj mus los Networks. ntawm cov raj xa dej siab rau hydrogen; Ntev-ntev underground cable pipeline tes hauj lwm rau cua ua liaj ua teb thiab lwm yam ntaub ntawv ntawm lub zog tauj dua tshiab; hluav taws xob infrastructure; ib... -
Ntiaj teb no PVC thov thiab tus nqi ob qho tib si poob.
Txij li xyoo 2021, kev thov thoob ntiaj teb rau polyvinyl chloride (PVC) tau pom qhov nce siab tsis pom txij li xyoo 2008 kev kub ntxhov thoob ntiaj teb nyiaj txiag. Tab sis los ntawm ib nrab xyoo 2022, PVC xav tau txias sai heev thiab cov nqi tau poob vim qhov nce nyiaj paj thiab qhov nyiaj nce siab tshaj plaws hauv ntau xyoo. Xyoo 2020, kev thov rau PVC resin, uas yog siv los ua cov kav dej, qhov rooj thiab qhov rais profiles, vinyl siding thiab lwm yam khoom lag luam, tau poob qis heev nyob rau lub hlis ntxov ntawm kev sib kis thoob ntiaj teb COVID-19 vim kev tsim kho qeeb. Cov ntaub ntawv S&P Ntiaj Teb Cov Khoom Muag pom tau hais tias nyob rau hauv rau lub lis piam mus txog rau lub Plaub Hlis 2020, tus nqi ntawm PVC xa tawm los ntawm Tebchaws Meskas poob los ntawm 39%, thaum tus nqi ntawm PVC hauv Asia thiab Qaib Cov Txwv kuj poob los ntawm 25% mus rau 31%. PVC tus nqi thiab kev thov tau rov qab sai sai los ntawm nruab nrab-2020, nrog kev loj hlob muaj zog los ntawm ... -
Shiseido tshuaj pleev thaiv hnub lub hnab ntim sab nrauv yog thawj zaug siv PBS biodegradable zaj duab xis.
SHISEIDO yog ib hom ntawm Shiseido uas muag hauv 88 lub teb chaws thiab cheeb tsam thoob ntiaj teb. Lub sijhawm no, Shiseido siv cov yeeb yaj kiab biodegradable thawj zaug hauv lub hnab ntim khoom ntawm nws cov tshuaj pleev thaiv hnub "Clear Suncare Stick". Mitsubishi Chemical's BioPBS ™ yog siv rau sab hauv (sealant) thiab zipper ib feem ntawm lub hnab sab nrauv, thiab FUTAMURA Chemical's AZ-1 yog siv rau sab nrauv. Cov ntaub ntawv no yog tag nrho los ntawm cov nroj tsuag thiab tuaj yeem decomposed rau hauv dej thiab carbon dioxide nyob rau hauv qhov kev txiav txim ntawm cov kab mob ntuj, uas yuav tsum tau muab cov tswv yim los daws cov teeb meem ntawm cov khib nyiab plastics, uas ua rau muaj kev nyiam thoob ntiaj teb. Ntxiv nrog rau nws cov yam ntxwv hauv eco-phooj ywg, BioPBS ™ tau txais kev pom zoo vim nws qhov kev sib khi siab, kev ua haujlwm ... -
Kev sib piv ntawm LLDPE thiab LDPE.
Linear low density polyethylene, structurally txawv los ntawm cov tsis tshua muaj ntom polyethylene, vim tias tsis muaj cov saw ntev ntev. Lub linearity ntawm LLDPE nyob ntawm qhov sib txawv ntau lawm thiab ua cov txheej txheem ntawm LLDPE thiab LDPE. LLDPE feem ntau yog tsim los ntawm copolymerization ntawm ethylene thiab siab dua alpha olefins xws li butene, hexene los yog octene ntawm qhov kub thiab txias. Lub LLDPE polymer tsim los ntawm cov txheej txheem copolymerization muaj qhov nqaim molecular hnyav dua li LDPE dav dav, thiab tib lub sijhawm muaj cov qauv kab uas ua rau nws muaj cov khoom sib txawv. yaj ndlwg zog Lub yaj ntws cov yam ntxwv ntawm LLDPE tau yoog raws li cov kev cai ntawm cov txheej txheem tshiab, tshwj xeeb tshaj yog cov txheej txheem extrusion zaj duab xis, uas tuaj yeem tsim cov khoom zoo LL...