Cyclopentane ua tiav qhov zoo tshaj plaws sib npaug ntawm cov thermal conductivity, seem stability, thiab tus nqi. Piv rau cycloisopentane, cyclopentane muaj qhov kub siab dua (49.3℃vs . 27.7 degree), muab kev ruaj ntseg zoo dua hauv polyol blends, tab sis nws cov thermal conductivity yog me ntsis siab dua (0.020–0.022 vs. 0.019–0.021 W/m·K). Piv nrog rau n-pentane, cyclopentane- tshuab ua npuas ncauj nthuav tawm ntau dua compressive zog thiab zoo dua dimension stability, tab sis ntawm tus nqi siab dua me ntsis. Piv rau CFC lwm txoj hauv kev xws li HFC-245fa, cyclopentane muaj tus nqi tseem ceeb (kwv yees li ib feem peb ntawm tus nqi) tab sis me ntsis thermal conductivity. Tshiab HFO tshuab tshuab (piv txwv li, LBA) muab cov thermal conductivity qis dua tab sis tseem kim. Leveraging nws integrated C5 tus nqi saw, Nanjing ZL Energy Co., Ltd. tsim cyclopentane nrog purity Ntau tshaj los yog sib npaug rau 99.5% thiab cov ntsiab lus noo noo tswj hauv qab 50 ppm, kom ruaj khov thiab zoo ib yam foaming kev ua tau zoo los ntawm qhov chaw.
Tshooj 1: "Impossible Triangle" ntawm Kev Xaiv Tus Neeg Ua Haujlwm Tshuab
1.1 Vim li cas thiaj xaiv tus neeg ua haujlwm tshuab tshuab nyuaj?
Txhua tus neeg uas muaj kev paub txog kev ua npuas ncauj polyurethane ua npuas ncauj paub tias kev xaiv tus neeg sawv cev tshuab yog zoo li nrhiav tus khub hauv lub neej- tsis muaj ib qho zoo meej, tsuas yog ib qho uas haum koj xav tau.
Lub sijhawm ntawm CFCs tau dhau mus, thiab HCFC-141b kuj tau tawm ntawm theem. Niaj hnub no lub tshuab ua lag luam muaj xws li cyclopentane, cycloisopentane, n-pentane, HFC-245fa, HFO-1233zd (LBA), HCFO-1224yd(Z), thiab lwm tus-txhua tus nrog nws tus yam ntxwv.
Tab sis txhua tus neeg ua hauj lwm tshuab ntsib ib qho"impossible daim duab peb sab":ib puag ncig tus phooj ywg, kev ua tau zoo, thiab tus nqi - nws nyuaj rau ua tiav tag nrho peb ib txhij.
Yog vim li cas cyclopentane tau dhau los ua tus thawj coj ua lag luam tam sim no yog qhov tseeb tias nws pom qhov sib npaug zoo tshaj plaws ntawm peb yam. Niaj hnub no, peb yuav siv cov ntaub ntawv los sib piv cyclopentane nrog nws cov neeg sib tw, taw tes los ntawm taw tes.
1.2 Blowing Agent Performance Comparison Overview
Ntawm no yog cov lus qhia sib piv raws li ntau qhov kev tshawb fawb thiab cov ntaub ntawv kev lag luam:
| Tshuab tshuab hom | Thermal conductivity (W / m · K) | Dimensional Stability | ODP | GWP | Kub Point (degree) |
|---|---|---|---|---|---|
| Cyclopentane | 0.020–0.022 | Zoo heev | 0 | Tsawg heev | 49.3 |
| Cycloisopentane | 0.019–0.021 | Zoo | 0 | Tsawg heev | 27.7 |
| n-Pentane | 0.022–0.024 | Ncaj ncees | 0 | Tsawg heev | 36.1 |
| HFC-245 fa | 0.018–0.019 | Zoo heev | 0 | Siab | 15.3 |
| HFO-1233zd (LBA) | 0.017–0.018 | Zoo heev | 0 | Tsawg heev | 19.5 |
Tam sim no, cia peb rhuav tshem cov khoom no los ntawm cov khoom.
Tshooj 2: Thermal Conductivity – Lub tshuab cua tshuab twg ua rau koj lub tub yees muaj zog ntau dua -Nyob zoo?
2.1 Thermal Conductivity txhais li cas?
Hauv cov ntawv thov xws li cov tub yees, lub freezers, thiab cov kav dej insulated, thermal conductivity ncaj qha txiav txim siab siv hluav taws xob. Tsawg thermal conductivity txhais tau hais tias kev rwb thaiv tsev zoo dua thiab txuag hluav taws xob ntau dua.
Raws li kev tshawb fawb 2023 hauvTsev Khoom Siv Technologyhu ua "Kev Tshawb Fawb Txog Kev Laus Rau Kev Ua Haujlwm ntawm Rigid Polyurethane Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Ncauj Ua Npuas Nroj
2.2 Cyclopentane vs. Cycloisopentane
Ib txoj kev kawm 2018 hauv phau ntawv xov xwm thoob ntiaj tebPolimerypom tias cov tshuab polyurethane tshuab nrog isopentane lossis isopentane / cyclopentane sib xyaw ua kom pom qhov qis tshaj thermal conductivity tom qab 360 hnub ntawm kev laus.
Kev sib piv cov ntaub ntawv tshwj xeeb yog raws li hauv qab no:
| Blowing Agent System | Thermal conductivity range (W/m·K) | Yam ntxwv |
|---|---|---|
| Cyclopentane | 0.020–0.022 | ruaj khov, sib npaug tag nrho kev ua haujlwm |
| Cycloisopentane | 0.019–0.021 | Me ntsis zoo dua li cyclopentane |
| Cyclopentane + Cycloisopentane Blend | 0.019–0.020 | Ze rau cov ntshiab cycloisopentane |
Xaus:Ntshiab los ntawm cov thermal conductivity foundations, cycloisopentane muaj ib tug me ntsis ntug. Txawm li cas los xij, qhov sib txawv tsis loj - ib qho kev sib txawv ntawm 5-10% feem ntau tuaj yeem raug them rau hauv kev xyaum los ntawm kev kho cov npuas tuab.
2.3 Cyclopentane vs. n-Pentane
n-Pentane thiab cyclopentane yog "neeg txheeb ze," ob qho tib si muab los ntawm C5 feem. Txawm li cas los xij, qhov sib txawv ntawm cyclic thiab ncaj- cov qauv saw ua rau kev ua haujlwm sib txawv.
Raws li cov ntaub ntawv los ntawm lubPolyurethane kev lag luamphau ntawv journal, n-pentane- tshuab ua npuas ncauj feem ntau muaj thermal conductivity txog 10% siab dua cyclopentane- tshuab ua npuas ncauj. Qhov laj thawj yog vim li cas n-pentane muaj roj me ntsis siab dua-theem thermal conductivity thiab tsim cov qauv ntawm tes zoo dua piv rau cov tshuab cyclopentane.
2.4 Cyclopentane vs. CFC Alternatives
Ntawm no, peb yuav tsum paub qhov txawv ntawm ob pawg: HFCs (hydrofluorocarbons) thiab HFOs (hydrofluoroolefins).
HFC-245 fayog tiam dhau los lawm. Nws cov thermal conductivity tsawg li 0.018-0.019 W / m·K, li 15% qis dua cyclopentane. Txawm li cas los xij, nws muaj GWP siab thiab raug rau theem - nyob rau hauv Kigali Hloov Kho.
HFO-1233zd (LBA)yog tom ntej no -cov khoom tsim, ua tiav thermal conductivity ntawm 0.017–0.018 W/m·K. A 2023 kev kawm hauvPolyurethane kev lag luamqhia tias lwm tus HFO tshuab tshuab, HCFO-1224yd(Z), muaj cov thermal conductivity tsawg dua LBA, nrog rau kev txhim kho hauv flowability, lub zog, thiab seem stability.
Qhov teeb meem tseem ceeb:HFO tshuab tshuab yog kim-3 mus rau 4 npaug ntawm tus nqi ntawm cyclopentane. Tsis muaj ntau lub tuam txhab muaj peev xwm them taus lawv.
2.5 Thermal Conductivity Summary
| Qib | Tshuab tshuab | Thermal Conductivity Advantage |
|---|---|---|
| 1 | HFOs | Qhov zoo tshaj plaws (0.017–0.018) |
| 2 | HFC-245 fa | Zoo (0.018–0.019) |
| 3 | Cycloisopentane | Zoo (0.019–0.021) |
| 4 | Cyclopentane | Zoo (0.020–0.022) |
| 5 | n-Pentane | Kev ncaj ncees (0.022–0.024) |
Cyclopentane txoj haujlwm:Tsis yog qhov zoo tshaj plaws thermal conductivity, tab sis xav txog tus nqi thiab ib puag ncig, nws yog qhov "zoo txaus thiab tus nqi- zoo" kev xaiv.
Tshooj 3: Dimensional Stability – Ua npuas ncauj Shrink?
3.1 Vim li cas Dimensional Stability tseem ceeb?
Xav txog qhov no: Ntawm lub tub yees cov kab ntau lawm, yog tias cov npuas npuas shrinks los yog deforms tom qab demolding, lub qhov rooj yuav tsis haum. Yog tias qhov ntev ntawm cov yeeb nkab rwb thaiv tsev tsis ruaj khov, kev sib dhos hauv teb yuav ntsib teeb meem.
Dimensional stability ncaj qha cuam tshuam tawm los thiab installation efficiency.
3.2 Cyclopentane vs. Cycloisopentane
Cyclopentane muaj qhov kub ntawm 49.3 degree, thaum cycloisopentane muaj qhov kub ntawm 27.7 degree. Qhov sib txawv no tseem ceeb heev.
Tus neeg sawv cev tshuab nrog qhov kub siab dua evaporates qeeb qeeb thaum lub sij hawm ua npuas ncauj, uas ua rau muaj kev hloov pauv siab hauv cov hlwb.
Tus neeg sawv cev tshuab nrog qhov kub qis qis yuav evaporate sai sai tom qab demolding, ua rau tsis zoo siab nyob rau hauv lub hlwb thiab ua npuas ncauj shrinkage.
Hauv kev xyaum, ntau tus kws tshaj lij tau tshaj tawm tias thaum siv cycloisopentane, tshwj xeeb yuav tsum tau them nyiaj rau kev kho mob tom qab demolding kom tsis txhob shrinkage. Cyclopentane system yog ntau "kev zam txim."
Xaus:Rau qhov seem stability, cyclopentane yeej.
3.3 Cyclopentane vs. n-Pentane
n-Pentane muaj qhov kub ntawm 36.1 degree, poob ntawm ob. Txawm li cas los xij, cov kev tshawb fawb qhia tias n-pentane- tshuab ua npuas ncauj feem ntau muaj zog qis dua li cyclopentane- tshuab ua npuas ncauj.
Ib txoj kev tshawb fawb 2018 los ntawm Polish cov kws tshawb fawb pom tias cov foams muaj isopentane (ib qho isomer ntawm cycloisopentane) nthuav tawm lub zog siab tshaj plaws. Cyclopentane-blown foams kuj ua tau zoo, zoo dua n-pentane-blown foams.
Lub zog siab dua txhais tau tias muaj kev tiv thaiv ntau dua rau kev deformation, thiab yog li zoo dua qhov kev ruaj ntseg.
3.4 Cyclopentane vs. CFC Alternatives
HFC-245fa muaj qhov kub ntawm 15.3 degree; LBA muaj qhov kub ntawm 19.5 degree. Cov no qis- cov tshuab ua kom npau npau no coj txawv hauv npuas:
Qhov zoo:Tsawg condensation nyob rau hauv cell; dimensional stability feem ntau kuj zoo.
Qhov tsis zoo:Xav tau cov khoom siv foaming ntau dua (xav tau kev cia siab).
A 2023 kev kawm hauvPolyurethane kev lag luamtshwj xeeb tau sau tseg tias HCFO-1224yd(Z) muaj kev txhim kho qhov ruaj khov piv rau LBA.
3.5 Dimensional Stability Summary
| Qib | Tshuab tshuab | Dimensional Stability |
|---|---|---|
| 1 | HFOs | Zoo heev |
| 2 | HFC-245 fa | Zoo heev |
| 3 | Cyclopentane | Zoo heev |
| 4 | Cycloisopentane | Zoo (yuav tsum tau tswj kev kho) |
| 5 | n-Pentane | Ncaj ncees |
Cyclopentane txoj haujlwm:Kev ruaj ntseg zoo heev, nrog rau cov khoom kim HFO / HFC.
Tshooj 4: Tus Nqi – Hauv qab -Kab Sib Tw
Hydrocarbon tshuab tshuab (cyclopentane, cycloisopentane, n-pentane) muaj tus nqi tseem ceeb, ua tsawg dua ib -peb tus nqi ntawm HFO cov khoom.
4.1 Tus nqi yog ntau dua li tus nqi yuav khoom
Tab sis tus nqi yuav tsis yog tag nrho cov nqi. Tus nqi tag nrho yuav tsum xav txog:
Kev siv tus nqi sib txawv:
HFO / HFC tshuab tshuab xav tau kev cia siab, ua rau kev nqis peev ntau dua.
Cyclopentane systems xav tau tawg - pov thawj kev hloov kho, tab sis qhov no yog ib qho kev siv nyiaj ib zaug -.
Cov tshuab tshuab sib txawv muaj cov qib sib txawv hauv cov qauv; kev sib piv yuav tsum yog raws li "tus nqi ib cubic meter ntawm npuas."
Kev ntsuam xyuas dav:Kev lag luam kev paub qhia tau hais tias rau kev tsim cov ntim tib yam ntawm cov npuas dej, tus nqi tshuab tshuab rau HFO yog kwv yees li 3-4 npaug ntawm cov tshuab cyclopentane.
4.2 Leej twg yog Tus Nqi -Kev Ua Haujlwm Zoo?
Saib ntawm peb qhov ntev ntawm thermal conductivity, qhov ntev stability, thiab tus nqi ua ke:
| Tshuab tshuab | Cov qhab nias ua haujlwm | Tus Nqi Qis | Zuag qhia tag nrho |
|---|---|---|---|
| Cyclopentane | ⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ |
| Cycloisopentane | ⭐⭐⭐⭐ | ⭐⭐⭐⭐ | ⭐⭐⭐⭐ |
| n-Pentane | ⭐⭐⭐ | ⭐⭐⭐⭐⭐ | ⭐⭐⭐ |
| HFC-245 fa | ⭐⭐⭐⭐⭐ | ⭐⭐ | ⭐⭐ |
| HFO-LBA | ⭐⭐⭐⭐⭐ | ⭐ | ⭐⭐ |
Xaus:Yog tias koj nrhiav kev ua tau zoo tshaj plaws thiab muaj peev nyiaj txaus, xaiv HFOs. Yog tias koj nrhiav tag nrho tus nqi-kev ua tau zoo, cyclopentane yog kev ua lag luam- lees paub qhov kev daws teeb meem zoo.
Tshooj 5: Daim Ntawv Thov Kev Siv - Yuav Ua Li Cas Xaiv Qhov Sib Txawv?
5.1 Kev lag luam tub yees thiab lub tub yees
Kev xaiv tseem ceeb: Cyclopentane
Yog vim li cas:
Kev ua raws li ib puag ncig (ODP=0, GWP qis heev)
Zoo dimensional stability kom ntau lawm kab tawm los
Tus nqi tswj tau, tsim nyog rau cov khoom siv hauv kev lag luam cov nyiaj tau los
Mature technology, txais thoob ntiaj teb
Hisense Ronshen's patented formulation qhia meej siv cyclopentane ua tus thawj tshuab tshuab ntawm 10-16 qhov chaw, ua ke nrog ib tug me me ntawm HFO-1233zd (2-3%) kom optimize thermal conductivity.
5.2 Insulated yeeb nkab kev lag luam
Raws li kev tshawb fawb xyoo 2005 hauvGas & Kub, polyurethane rwb thaiv tsev kav siv cyclopentane ua tus neeg sawv cev tshuab zoo tshaj CO₂- tshuab tshuab.
Kev lag luam yeeb nkab muaj kev xav tau siab rau thermal conductivity tab sis kuj yog tus nqi -sensitive. Cyclopentane sib xyaw nrog me me ntawm HFO yog cov qauv tam sim no.
5.3 Vaj Huam Sib Luag thiab Cold Chain Industry
Cov vaj huam sib luag yog tuab, yog li cov thermal conductivity yuav tsum tau so. n-Pentane qee zaum siv los txo tus nqi.
Txawm li cas los xij, nco ntsoov tias n-pentane muaj kev ruaj ntseg me ntsis. Thaum tsim cov vaj huam sib luag tuab, yuav tsum tau them nyiaj tshwj xeeb rau kev hloov kho.
5.4 High-End Export Khoom
Cov khoom xa tawm mus rau EU ntsib cov kev cai nruj dua ib puag ncig thiab kev ua haujlwm tau zoo. Qee cov neeg siv khoom siab - kawg xav tau:
100% HFO tshuab tshuab, los yog
Cyclopentane + HFO hybrid systems
Nanjing Zhonglian Zog lub siab -purity cyclopentane (Ntau dua lossis sib npaug li 99%) ua tau raws li cov kev cai xa tawm zoo thiab tau siv rau hauv cov tub yees xa tawm thiab lub tub yees ntau lawm.
Tshooj 6: Nanjing ZL Zog - Vim Li Cas Peb Cyclopentane muab kev ua haujlwm ruaj khov dua?
6.1 Purity yog thawj pob zeb ntawm kev ua tau zoo
Tag nrho cov kev ua tau zoo tau tham saum toj no-thermal conductivity, dimensional stability, cost- yog tsim los ntawm qhov chaw uas lub tshuab tshuab nws tus kheej yog qhov ruaj khov zoo.
Yog tias cyclopentane purity tsis txaus, impurities ua teeb meem:
Olefin impurities cuam tshuam cov tshuaj tiv thaiv foaming.
Tshaj noo noo degrades ua npuas ncauj qauv (dej reacts nrog isocyanates los tsim urea tebchaw).
Tshaj benzene tebchaw cuam tshuam rau kev ua raws li ib puag ncig.
Nanjing ZL Zog cov khoom siv cyclopentane:
Purity Ntau dua lossis sib npaug rau 99.5% (4.5 feem pua cov ntsiab lus siab dua lub teb chaws tus qauv)
Moisture Tsawg dua los yog sib npaug li 50 ppm (zoo dua li cov qauv kev lag luam tsawg dua lossis sib npaug li 100 ppm)
Benzene compounds Tsawg dua los yog sib npaug rau 10 ppm (ua tau raws li EU cov cai xa tawm)
Qhov no purity txhais li cas? Nws txhais tau tias ib qho kev sib txawv tsawg dua thaum koj tab tom kho koj cov qauv. Koj tsis tas yuav txhawj xeeb txog batch-rau-batch sib txawv, thiab koj tsis tas yuav kho cov txheej txheem tsis tu ncua.
6.2 Yuav Ua Li Cas Peb Sib Txawv - Integrated C5 Value Chain Advantage
Txoj kev loj hlob ntawm ib tug zoo-paub cyclopentane tsim muaj kev nkag siab: tsuas yog los ntawm kev cog qoob loo ntawm C5 tus nqi saw zoo tuaj yeem ua rau cyclopentane zoo meej.
Nanjing ZL Zog ua raws tib txoj kev:
Xaus-rau- xaus kev tswj hwm zoo los ntawm cov khoom siv raw mus rau cov khoom tiav.
Peb tsis tso siab rau cov khoom siv raw khoom. Hloov chaw, pib los ntawm C5 feem, peb tus kheej tsim los ntawm distillation, hydrogenation, thiab lwm yam. Txhua kauj ruam qhov zoo yog nyob rau hauv peb txhais tes. Yog tias muaj teeb meem tshwm sim, peb tuaj yeem taug qab nws rov qab thiab kho tam sim ntawd.
Advanced ntau lawm technology kom zoo.
Raws li kev siv thev naus laus zis ntau lawm, cyclopentane purity tuaj yeem ncav cuag 99%. Nanjing ZL Zog siv cov tshuab thev naus laus zis siab - ua haujlwm tau zoo nrog 30% ntau dua theoretical daim hlau dua li cov kab ke, ua kom muaj kev sib cais tsis huv ntau dua.
Hauv -kev kuaj roj chromatography.
Peb qhov kev soj ntsuam zoo tsis yog "sampling" tab sis "online." Automated sampling tshwm sim txhua ob teev. Peb saib xyuas cov ntaub ntawv thaum lub sijhawm tsim khoom, kho qhov ntsuas tam sim ntawm qhov hloov pauv me ntsis. Qhov no yog li cas batch - rau - batch zoo sib xws.
6.3 Nitrogen-Blanketed Storage – Tswj cov dej noo ntawm qhov chaw
Qhov no yog qhov nthuav dav uas ntau tus neeg sib tw saib dhau.
Cyclopentane tuaj yeem "tsis txhob nqus cov dej noo" thaum lub sijhawm khaws cia- raws li cov kua dej poob hauv lub tank cia, cov ntaub ntawv tsis zoo, nqus cov huab cua noo, thiab noo noo nkag mus.
Peb cov kev daws teeb meem: Nitrogen-pam tiv thaiv rau tag nrho cov khoom tiav tank.
Qhuav nitrogen txuas ntxiv mus rau lub tank headspace, tsis suav nrog huab cua.
Cov txheej txheem filling kuj yog nitrogen-pam, tag nrho kaw los ntawm lub tank mus thauj.
Cov dej noo tawm mus tas li yog tswj hwm ntawm 30-50 ppm.
Nrog tswj cov dej noo, koj tuaj yeem qhib lub nruas thiab siv cyclopentane tam sim ntawd yam tsis muaj kev kho kom qhuav ntxiv. Tsis muaj npuas npuas nozzles, tsis muaj npuas npuas- thiab cov txiaj ntsig zoo dua.
6.4 Kev Sib Koom Tes Ua Haujlwm - Pab koj paub txog kev ua tau zoo
Peb tsis yog cov muag khoom raw xwb; peb yog cov koom tes uas "to taub foaming."
Peb pab neeg technical tuaj yeem:
Pom zoo kom pom zoo cyclopentane / HFO sib xyaw ua ke raws li koj lub cev polyol.
Pab nrog kev ntsuas kev sib raug zoo ntawm cyclopentane thiab koj cov ntaub ntawv nyoos uas twb muaj lawm.
Muab cov lus qhia ua kom zoo tshaj plaws rau cov thermal conductivity thiab qhov yuav tsum tau muaj kev ruaj ntseg.
Hauv luv luv, peb xav kom lub cyclopentane koj yuav xa cov kev ua tau zoo uas nws tau cog lus tseg. Peb txoj kev vam meej yog tsim los ntawm koj txoj kev vam meej.
Tshooj 7: Cov Lus Cog Tseg thiab Kev Xaiv Cov Lus Pom Zoo
7.1 Plaub tus neeg ua haujlwm tshuab, plaub txoj haujlwm
| Tshuab tshuab | Core Advantage | Tsim nyog Scenarios |
|---|---|---|
| Cyclopentane | Sib npaug tag nrho kev ua tau zoo, tus nqi -effectiveness huab tais | Cov tub yees, lub freezers, panels, kav dej |
| Cycloisopentane | Me ntsis zoo thermal conductivity | Cov ntawv thov uas xav tau kev siv hluav taws xob tsis zoo thiab tswj kev kho mob |
| n-Pentane | Tus nqi qis tshaj | Cov vaj huam sib luag tuab thiab lwm yam xwm txheej uas xav tau tsawg dua qhov yuav tsum tau muaj kev ruaj ntseg |
| HFOs | Qhov zoo tshaj plaws thermal conductivity | High-cov khoom xa tawm kawg, cov haujlwm nrog cov peev nyiaj txaus |
7.2 Cov lus pom zoo kawg rau koj
Yog tias koj tawm tsam xaiv ntawm cyclopentane thiab lwm yam tshuab tshuab, nug koj tus kheej peb cov lus nug:
1. Yuav ua li cas xav tau kuv cov khoom siv hluav taws xob hluav taws xob?
Yog tias xav tau kev txuag hluav taws xob hnyav, xav txog cyclopentane + HFO blends.
Yog hais tias ua tau raws li lub teb chaws tus qauv yog txaus, ib tug ntshiab cyclopentane system yog txaus.
2. Dab tsi yog qhov tawg - cov ntaub ntawv pov thawj ntawm kuv cov kab ntau lawm?
Cyclopentane, cycloisopentane, thiab n-pentane txhua yam yuav tsum muaj kev tawg- pov thawj ntsuas.
Yog tias tsis muaj kev tawg kiag li - cov ntaub ntawv pov thawj, koj tuaj yeem xaiv HFOs nkaus xwb (tab sis tus nqi siab dua).
3. Kuv pob nyiaj siv yog dab tsi?
HFO cov nqi yog 3-4 npaug ntawm cyclopentane. Ua tib zoo xam tus nqi tag nrho.
Feem ntau, cyclopentane yog qhov kev nyab xeeb tshaj plaws thiab tus nqi ntau tshaj -kev xaiv zoo.
7.3 Nanjing ZL Zog Ua li cas rau koj?
Tej zaum peb yuav tsis yog qhov loj tshaj plaws hauv kev lag luam, tab sis peb tsom mus rau ib yam: ua kom zoo rau cyclopentane.
High purity:99.5% lossis siab dua, cov khoom sib xws
Tsawg noo noo:Hauv qab 50 ppm, npaj siv tawm ntawm lub nruas
Value chain assurance:Xaus-rau- xaus kev tswj hwm zoo los ntawm C5 mus rau cov khoom tiav
Kev pab txhawb nqa:Pab koj tune formulations thiab daws teeb meem
Yog hais tias koj tab tom nrhiav rau ib tug ruaj khov, txhim khu kev qha, thiab technically paub txog cyclopentane tsum, thov hu rau peb. Peb tsis cog lus rau tus nqi qis tshaj txhua lub sijhawm (kev ua lag luam yog dhau ntawm peb qhov kev tswj hwm), tab sis peb cog lus tias txhua lub nruas ntawm cyclopentane koj tau txais yuav tsim nyog ntawm koj txoj kev ntseeg.
