C9 thermal hydrocarbon resin vs C9 catalyzed hydrocarbon resin: Yog qhov txawv tiag tiag tsim nyog them rau
Ib lo lus nug tshwm sim ntau zaus thaum sib thamC9 roj av resinsnrog cov neeg siv khoom:
"C9 catalyzed hydrocarbon resin nqi ntau dua li C9 thermal hydrocarbon resin yog qhov kev ua tau zoo sib txawv tiag tiag?"
Hauv kev sib tham txog txuj ci, peb nquag ntsib ob qhov kev xav. Qee cov neeg siv khoom ntseeg tias vim C9 thermalhydrocarbon cobyog sib dua ntawm cov xim thiab kim dua, nws yuav tsum tau ua kom zoo dua. Lwm tus pom qhov txawv, sib cav tias cov qib thermal polymerized tsis tshua kim thiab yog li tsim nyog rau feem ntau cov ntawv thov.
Nyob rau hauv kev muaj tiag, ob qho tib si saib qhia tag nrho cov dab neeg.Los ntawm ib tug feedstock foundations, ob yam khoom yog remarkably zoo sib xws. Ob qho tib si yog muab los ntawm cov kab tawg C9 uas muaj cov khoom tsis muaj ntxhiab tsw xws li styrene, vinyltoluene, indene, methyl indene, thiab, qee zaum, dicyclopentadiene. Dab tsi tiag tiag sib txawv ntawm ob yam khoom tsis yog cov khoom siv raw nws tus kheej, tab sis txoj kev polymerization. Cov kev sib txawv thaum kawg tshwm sim nyob rau hauv cov cheeb tsam xws li xim, tsw, batch sib xws, kev ruaj ntseg, thiab zoo li nyob rau hauv tej yam kawg - siv daim ntawv thov.
Ntau tus neeg yuav khoom xav tias C9 catalyzed hydrocarbon resinis tsuas yog hloov kho dua tshiab ntawm C9 thermal hydrocarbon resin. Txawm li cas los xij, ob lub thev naus laus zis no tau sib koom ua ke tau ntau xyoo lawm. C9 thermal hydrocarbon cob
tseem siv dav hauv cov xim, luam ntawv inks, roj hmab tebchaw, thiab cov nplaum. Yog tias cov khoom siv thermal hydrocarbon resin yog qhov tseem ceeb tsis zoo, lawv yuav tsis tau tuav lub khw muag khoom ruaj khov nyob rau ntau xyoo.
Txoj kev tsim khoom sib txawv ua rau muaj cov yam ntxwv sib txawv
C9 thermal hydrocarbon resin yog tsim los ntawm kev kub siab - txheej txheem tsis siv cov catalysts. Txoj kev tsim khoom yog ncaj nraim, thiab cov nqi tsim khoom yog yooj yim los tswj. Vim tias cov cuab yeej no tau ua haujlwm tau ntau xyoo, nws muaj qhov zoo ntawm cov nqi ua haujlwm, kev ruaj ntseg, thiab kev ua haujlwm pov thawj.
C9 catalyzed hydrocarbon resin, qee zaum hu ua catalytic polymerized C9 resin, feem ntau yog tsim los ntawm cationic polymerization siv Lewis acid catalysts xws li txhuas chloride (AlCl₃) lossis boron trifluoride (BF₃). Qhov ntsuas kub qis dua tso cai rau kev xaiv zoo dua thiab tswj nruj dua ntawm cov txheej txheem polymerization, ua rau muaj cov qauv molecular ntau dua.
Nyob rau ntawm lub sijhawm no, ntau tus neeg siv khoom nug seb puas muaj cov qauv zoo dua qub txhais tau tias kev ua tau zoo dua.
Cov lus teb tsis yog qhov yooj yim.Kub polymerization nyhav los tsim kom muaj qhov dav dua qhov hnyav molecular faib thiab muaj ntau qhov sib xyaw. Nws kuj muaj aromaticity siab thiab ntau hom molecular hom feem ntau muab kev sib raug zoo zoo thiab cov xim ntub dej hauv cov tshuab muaj ntxhiab. Qhov no yog ib qho laj thawj vim li cas ntau lub sij hawm ntev - tsim cov qauv number case txuas ntxiv tso siab rau thermal hydrocarbongrades.
Catalyzed hydrocarbon resin, los ntawm qhov sib txawv, feem ntau nthuav tawm qhov hnyav dua molecular faib thiab ntau cov qauv molecular zoo sib xws. Raws li qhov tshwm sim, lawv feem ntau muab cov xim sib dua, txhim kho xim ruaj khov, ua haujlwm zoo dua qub, thiab ruaj khov ntau dua batch-rau-batch kev ua tau zoo. Tsawg qhov kev cuam tshuam sab nraud thaum lub sij hawm polymerization kuj tseem ua rau qis qis qis, ua rau cov khoom lag luam no txaus nyiam rau cov ntawv thov uas zoo li, tsw, thiab kev tswj hwm yog qhov tseem ceeb.
Qhov txawv qhov twg yog qhov tseeb, thiab qhov kev thov twg yog overstated?
Raws li kev paub dhau los, qhov sib txawv ntawm cov xim, tsw, kev ruaj ntseg, thiab cov khoom sib xws tau yooj yim pom rau cov neeg siv khoom feem ntau.
Catalyzed hydrocarbon cov khoom feem ntau muaj cov xim sib zog, qis tsw, thiab nqaim molecular hnyav faib. Yog li ntawd, lawv feem ntau raug txiav txim siab rau pob tshab nplaum, nplaum nplaum, daim ntawv lo nplaum, thiab xa tawm -cov khoom taw qhia. Hauv cov ntawv thov nrog VOC txwv lossis nruj ib puag ncig cov cai, lawv cov tsos thiab qis -cov yam ntxwv tsw tuaj yeem ua rau kev pom zoo yooj yim dua. Txawm li cas los xij, qhov no tsis tau txhais hais tias catalyzed hydrocarbon resin yog "ntsuab" los yog muaj kuab paug -dawb. Lawv qhov zoo yog muaj feem cuam tshuam nrog cov neeg siv khoom xav tau thiab cov neeg siv kev paub dhau los.
Nyob rau tib lub sijhawm, kev ua lag luam feem ntau txhawb cov khoom lag luam catalyzed hydrocarbon raws li muaj cov cua sov ua haujlwm zoo, oxidation tsis kam, lossis siab dua molecular hnyav.
Cov ntaub ntawv tam sim no tsis muaj pov thawj txaus los txhawb cov ntsiab lus dav dav.
Thaum tshav kub kub tsis kam thiab oxidative stability nyob ntawm ntau yam, xws li softening point, feedstock muaj pes tsawg leeg, molecular architecture, manufacturing tej yam kev mob, formulation tsim, thiab kev pab cuam ib puag ncig. Qee zaum, qhov sib txawv ntawm cov tuam txhab tsim khoom thiab cov qhab nia tuaj yeem muaj kev cuam tshuam ntau dua li cov txheej txheem polymerization nws tus kheej.
Yog li ntawd, kev cia siab ib leeg rau lo lus "catalyzed hydrocarbon" los kwv yees siab -kub qhov kev ua tau zoo feem ntau ua rau yuam kev. Daim ntawv thov - kev sim tshwj xeeb tseem tseem ceeb.
Cov kev sib txawv no cuam tshuam li cas rau kev tsim khoom tiag?
Rau cov formulations uas cov xim tsis yog qhov tseem ceeb-xws li tsaus nti- xim inks, muaj los tiv thaiv- xeb txheej, cov khoom siv roj hmab, los yog cov txheej txheem kub yaj nplaum- thermal hydrocarbongrades feem ntau ntau tshaj qhov tsim nyog thiab muab cov txiaj ntsig zoo.
Ntawm qhov tod tes, thaum cov neeg siv kawg muab qhov tseem ceeb dua rau cov tsos, pob tshab, tsw, thiab kev zoo nkauj tag nrho, catalyzed hydrocarbon cov khoom ua kom zoo nkauj dua.
Peb feem ntau ntsib cov haujlwm uas cov nplaum nplaum nws tus kheej ua tau zoo nrog cov thermal hydrocarbonresin. Txawm li cas los xij, thaum kawg ntawm kev ua lag luam hloov pauv los ntawm kev ntim khoom zoo tib yam rau cov khoom siv tu cev lossis cov ntawv thov xa tawm, cov kev xav tau ntawm cov xim, tsw, thiab kev pom zoo ntawm cov neeg siv khoom xav tau ntau dua. Hauv cov xwm txheej no, cov neeg siv khoom nquag hloov mus rau qib catalyzed hydrocarbon, thiab tus nqi ntxiv resin feem ntau yog offset los ntawm tus nqi siab dua ntawm cov khoom tiav.
Hauv lwm lo lus, qhov sib txawv tsis tshua muaj txog seb cov khoom puas ua haujlwm. Ntau zaus, nws los txog seb cov neeg siv khoom puas kam them rau qhov zoo nkauj thiab zoo sib xws.
Kev Xaiv Cov Txheej Txheem Sib txawv thoob plaws Kev Lag Luam
Hauv kev lag luam kub yaj nplaum, ntau lub tuam txhab tsom rau kev ua qhov rais, yaj viscosity stability, thiab kev tswj tus nqi.
Rau cov txheej txheem ntim cov nplaum, cov ntaub ntawv sib khi, thiab cov nplaum nplaum, cov thermal hydrocarbongrades feem ntau muab qhov zoo tshaj plaws tag nrho cov nqi tsuav yog xim tsis yog qhov tseem ceeb.
Txawm li cas los xij, cov ntawv thov kub kub zoo tshaj plaws-tshwj xeeb tshaj yog cov nplaum nplaum, pob tshab nplaum, thiab xa tawm- cov khoom taw qhia- qhov tseem ceeb dua rau cov ntxhiab tsw, xim, thiab ntev - lub sij hawm sib xws. Nyob rau hauv cov ntaub ntawv no, catalyzed hydrocarbon resin feem ntau yuav muab tso rau hauv formulations.
Siab-sensitive nplaum manufacturers zoo ib yam li cov tsos thiab tsw. Daim ntawv lo nplaum thiab cov nplaum nplaum nplaum feem ntau nyiam cov qib hydrocarbon txawm tias tus nqi siab dua.
Kev lag luam txheej nthuav tawm cov duab sib txawv.
Cov txheej txheem kev lag luam tau vam khom rau cov thermal hydrocarbonC9 resins rau ntau xyoo. Lawv cov aromatic xwm thiab zoo heev pigment wetting yam ntxwv yog zoo txais nyob rau hauv lub lag luam. Rau cov xim pleev xim rau hauv kev lag luam, txoj kev kos cim txheej, thiab tiv thaiv - cov tshuab xeb, xim feem ntau tsis yog qhov kev txiav txim siab, tso cai rau cov khoom siv thermal hydrocarbon los tuav txoj haujlwm muaj zog.
Hauv cov txheej txheem hwm txheej uas zoo li tseem ceeb dua, cov qib catalyzed hydrocarbon yuav tau txais txiaj ntsig zoo.
Interestingly, kev lag luam number case feem ntau tsis tshua muaj kev txhawj xeeb nrog cov xim ntau dua li ntau tus neeg xav.
Ink manufacturers feem ntau ua qhov tseem ceeb ntawm cov xim ntub dej, luam tawm, thiab kev ua haujlwm zoo. Ntev npaum li qhov yuav tsum tau ua tau raws li qhov yuav tsum tau ua, thermal hydrocarbon C9 resins tseem yog qhov kev xaiv tseem ceeb, thiab kev thov tau nyob ruaj khov rau xyoo.
Kev lag luam roj hmab ua raws li tus qauv zoo sib xws.Feem ntau cov tuam txhab roj hmab tsom mus rau kev ua tiav, muab tub lim dispersion, thiab kev lag luam tag nrho. Tshwj tsis yog qhov kawg cov neeg siv khoom muaj cov kev cai tshwj xeeb, ob peb lub tuam txhab txaus siab ua tus nqi ntxiv rau kev txhim kho xim. Yog li ntawd, thermal hydrocarbon resin tau sau ntau xyoo ntawm kev ua tiav daim ntawv thov kev paub hauv cov qauv roj hmab.
Cov neeg yuav khoom yuav tsum tsom ntsoov rau dab tsi?
Hauv kuv qhov kev paub dhau los, cov neeg siv khoom xav paub ntau ntxiv txog cov khoom tiav dua li ntawm cov resin nws tus kheej.
Yog tias cov khoom kawg xav tau lub teeb xim, tsis muaj ntxhiab tsw, zoo nkauj zoo nkauj, thiab cov lus txib kuj tseem muaj txiaj ntsig ntxiv, them nyiaj ntau dua rau catalyzedhydrocarbon cobfeem ntau ua rau kev nkag siab. Tus nqi ntxiv feem ntau tuaj yeem rov qab los ntawm cov khoom lag luam ntau dua thiab muaj zog txaus rau cov neeg siv khoom.
Ntawm qhov tod tes, yog tias xim tsis yog ib qho kev txhawj xeeb loj thiab kev sib raug zoo nrog cov tshuaj tsw qab yog qhov tseem ceeb thaum tus nqi siab tseem siab, thermal hydrocarbongrades feem ntau txaus. Tsis muaj laj thawj me me kom them nyiaj ntau dua vim tias ib txoj hauv kev tsim suab nrov dua.
Ib txoj hauv kev siv tau ntau dua yog ua ntej txheeb xyuas qhov yuav tsum tau ua ntawm cov khoom kawg, txiav txim siab lub hom phiaj softening point thiab compatibility yuav tsum, thiab tom qab ntawd soj ntsuam xim, tsw, kev txiav txim siab, thiab kev txwv nyiaj txiag.
Yog tias tsis muaj qhov kawg nruj - cov neeg siv yuav tsum tau ua, nws feem ntau ua rau kev nkag siab zoo pib nrog cov thermal hydrocarbongrades paub tab. Yog tias xim, tsw, lossis batch sib xws tom qab dhau los ua qhov txwv tsis pub, tom qab ntawd catalyzed hydrocarbon lwm txoj kev tuaj yeem soj ntsuam. Cov tswv yim no feem ntau muab qhov sib npaug zoo dua ntawm kev ua haujlwm thiab tus nqi.
Lwm Cov Lus Nug Tshaj Lij Tshaj Lij rau Kev Kub Siab -Cov Ntawv Thov Kub
Ntau tus neeg siv khoom nug seb puas yog cua sov- cov nplaum nplaum puas yuav tsum tau catalyzed hydrocarbon resin.
Kuv cov lus teb feem ntau yog tib yam Tsis tas li.Heat resistance nyob deb ntau ntawm softening point, molecular structure, formulation design, and service condition than on the polymerization method. Txog rau tam sim no, tsis muaj pov thawj tseeb hauv cov ntaub ntawv qhia tias catalyzed hydrocarbon C9 resins tsis tu ncua ua haujlwm zoo dua thermal hydrocarbongrades hauv cov cua sov lossis oxidative stability.
Rau siab -cov ntawv thov kub, kev kuaj hauv chav kuaj tseem yog lub hauv paus txhim khu kev qha ntau dua rau kev xaiv dua li tsuas yog categorizing cov khoom los ntawm lawv txoj kev polymerization.
Qee Cov Kev Ntsuas Tus Kheej los ntawm Kev Lag Luam
Tom qab ntau xyoo hauv kev lag luam no, ib yam tau dhau los ua qhov tseeb rau kuv: tsis muaj qhov tseeb hierarchy hauvroj av resins.
Catalyzed hydrocarbon cov khoom muaj xim sib zog, qis tsw, thiab zoo sib xws. Cov txiaj ntsig no ua rau lawv txaus nyiam heev rau cov nplaum nplaum thiab zoo li- cov ntawv thov nkag siab, thaum tseem pab cov neeg siv khoom ua raws li cov cai tswj hwm thiab xa tawm.
Nyob rau tib lub sijhawm, thermal hydrocarbonproducts tau lees paub los ntawm ntau xyoo ntawm kev ua lag luam. Lawv cov thev naus laus zis paub tab, cov khoom lag luam ruaj khov, thiab cov txiaj ntsig zoo kom ntseeg tau tias lawv tseem muaj kev sib tw hauv cov tshuaj pleev ib ce, cov txheej txheem, cov roj hmab sib xyaw, thiab cov nqi - cov nplaum nplaum.
Thaum kawg, qhov zoo tshaj plaws resin tsis yog ib txwm kim tshaj plaws, los yog ib puag ncig los ntawm kev lag luam tshaj plaws.
Qhov kev xaiv zoo yog qhov uas ua raws li cov qauv tsim, ua tau raws li qhov kawg - cov neeg siv kev cia siab, thiab xa cov kev xav tau ntawm tus nqi tsim nyog.
Cov ntaub ntawv
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Jiang, M., Wei, X., Chen, X., Wang, L., & Liang, J. (2020). C9 Petroleum Resin Hydrogenation tshaj PEG1000-Modified Nickel Catalyst Txhawb nqa ntawm cov kua dej rov ua dua Catalytic Cracking Catalyst Residue. ACS Omega, 5(32), 20291–20298.
Encyclopedia ntawm Polymer Science thiab Technology. Hydrocarbon resins. Wiley.