Cov khoom
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Gamma activated alumina / Gamma Alumina Catalyst Carriers / gamma alumina hlaws
Yam khoom
Chav tsev
Kev tshwm sim
Alumina Phase
Gamma Alumina
Particle Loj Distribution
D50
μm
88.71 ib
＜20μm
%
0.64 ib
＜40μm
%
9.14 ib
＞150μm
%
15.82 Nws
Tshuaj muaj pes tsawg leeg
Al2O3
%
99.0 ua
SiO 2
%
0.014 ib
Na2O
%
0.007 ib
Fe2O 3
%
0.011 ib
Lub cev ua haujlwm
BET
m²/g
196.04 Nws
Pore Volume
Ml/g
0.388 ib
Qhov Nruab Nrab Pore Loj
nm
7.92 ib
Kev ceev ceev
g/ml
0.688 ib
Alumina tau pom muaj tsawg kawg yog 8 daim ntawv, lawv yog α- Al2O3, θ-Al2O3, γ- Al2O3, δ- Al2O3, η- Al2O3, χ- Al2O3, κ- Al2O3 thiab ρ- Al2O3, lawv cov qauv macroscopic. kuj txawv.Gamma activated alumina yog lub cubic kaw ntim siv lead ua, insoluble hauv dej, tab sis soluble hauv acid thiab alkali.Gamma activated alumina tsis muaj zog acidic kev txhawb nqa, muaj lub siab melting point 2050 ℃, alumina gel nyob rau hauv daim ntawv hydrate tuaj yeem ua rau hauv cov oxide nrog cov porosity siab thiab siab tshwj xeeb nto, nws muaj qhov hloov pauv hauv qhov kub thiab txias.Thaum kub siab dua, vim lub cev qhuav dej thiab dehydroxylation, Al2O3surface zoo li kev sib koom ua ke unsaturated oxygen (alkali center) thiab aluminium (acid center), nrog rau kev ua haujlwm catalytic.Yog li ntawd, alumina tuaj yeem siv los ua cov cab, catalyst thiab cocatalyst.Gamma activated alumina tuaj yeem yog hmoov, granules, strips lossis lwm yam.Peb tuaj yeem ua raws li qhov koj xav tau.γ-Al2O3, hu ua "activated alumina", yog ib yam ntawm cov khoom ntxeem tau siab dispersion khoom, vim nws cov qauv pore adjustable, qhov loj ntawm qhov chaw, kev ua haujlwm zoo adsorption, nto nrog qhov zoo ntawm acidity. thiab zoo thermal stability, microporous nto nrog cov khoom tsim nyog ntawm catalytic kev txiav txim, yog li ntawd dhau los ua cov catalyst feem ntau siv, catalyst carrier thiab chromatography cab kuj nyob rau hauv cov tshuaj thiab roj kev lag luam, thiab plays ib tug tseem ceeb luag hauj lwm nyob rau hauv cov roj hydrocracking, hydrogenation refining, hydrogenation reforming, Cov tshuaj tiv thaiv dehydrogenation thiab tsheb purification txheej txheem.Gamma-Al2O3 yog dav siv los ua catalyst cab kuj vim qhov adjustability ntawm nws pore qauv thiab nto acidity.Thaum γ- Al2O3 siv los ua tus nqa khoom, dhau li ntawd tuaj yeem muaj qhov cuam tshuam rau kev tawg thiab ruaj khov cov khoom siv, kuj tuaj yeem muab cov kua qaub alkali active chaw, synergistic cov tshuaj tiv thaiv nrog cov catalytic active Cheebtsam.Lub pore qauv thiab cov khoom nto ntawm catalyst nyob ntawm γ-Al2O3 cov cab kuj, yog li cov neeg nqa khoom ua haujlwm siab yuav pom muaj cov tshuaj tiv thaiv catalytic tshwj xeeb los ntawm kev tswj cov khoom ntawm gamma alumina carrier.Gamma activated alumina feem ntau yog ua los ntawm nws cov precursor pseudo-boehmite los ntawm 400 ~ 600 ℃ siab kub lub cev qhuav dej, yog li lub nto physicochemical zog yog loj txiav txim los ntawm nws precursor pseudo-boehmite, tab sis muaj ntau ntau txoj kev los ua pseudo-boehmite, thiab ntau qhov chaw. ntawm pseudo-boehmite ua rau muaj ntau haiv neeg ntawm gamma - Al2O3.Txawm li cas los xij, rau cov catalysts nrog cov kev cai tshwj xeeb rau alumina carrier, tsuas yog tso siab rau kev tswj hwm ntawm precursor pseudo-boehmite yog qhov nyuaj rau kev ua tiav, yuav tsum tau coj mus rau kev npaj thiab kev ua tiav tom qab kev sib txuas ua ke los kho cov khoom ntawm alumina kom tau raws li cov kev xav tau sib txawv.Thaum qhov kub siab tshaj 1000 ℃ hauv kev siv, alumina tshwm sim tom qab hloov pauv theem: γ → δ → θ → α-Al2O3, ntawm lawv γ, δ, θ yog cubic kaw, qhov sib txawv tsuas yog nyob rau hauv kev faib tawm ntawm txhuas ions hauv tetrahedral thiab octahedral, yog li cov kev hloov pauv theem no tsis ua rau muaj kev hloov pauv ntau ntawm cov qauv.Oxygen ions nyob rau hauv alpha theem yog hexagonal kaw packing, txhuas oxide hais yog grave reunion, tej thaj chaw deg poob considerably.
Cia:lAv tsis txhob ya raws, tsis txhob scrolling, pov thiab ntse shocking thaum lub sij hawm kev thauj mus los, rainproof chaw yuav tsum tau npaj..Nws yuav tsum tau muab cia rau hauv qhuav thiab ventilated warehouse kom tsis txhob muaj kab mob los yog ya raws.Pob:Hom
Lub hnab yas
Nruas
Nruas
Super hnab / Jumbo hnab
Bead
25kg / 55 lb
25 kg / 55 lb
150 kg / 330 lb
750kg / 1650 lb
900kg / 1980 lb
1000kg / 2200 lb
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activated spherical zoo li tus alumina gel / Kev ua haujlwm siab alumina pob / alpha alumina pob
Activated Spherical Shaped Alumina gel
rau kev txhaj tshuaj hauv Cua tshuab ziab khaub ncawsQhov ceev (g / 1): 690Mesh Loj: 98% 3-5mm (xws li 3-4mm 64% thiab 4-5mm 34%)Qhov kub thiab txias peb pom zoo yog nruab nrab ntawm 150 thiab 200 ℃Euiqlibrium muaj peev xwm rau dej vapor yog 21%Test Standard
HG/T3927-2007
Cov khoom kuaj
Txheem / SPEC
Kev Xeem
Hom
Cov hlaws dai
Cov hlaws dai
Al2O3(%)
≥92
92.1 ib
LOI(%)
≤8.0
7.1
Kev ceev ceev(g / cm3)
≥0.68
0.69 ib
BET(m2/g)
≥380
410
Pore Volume(cm3/g)
≥0.40
0.41 ib
Crush Strength (N/G)
≥130
136
Dej adsorption(%)
≥50
53.0 ua
Loss ntawm Attrition(%)
≤0.5
0.1
Tsim Nyog Qhov Loj(%)
≥90
95.0 ua
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Transfluthrin
Yam khoom npe CAS Nr. Yuav tsum muaj feem pua Lus ceeb toom Transfluthrin 118712-89-3 99% Analytical Standard Taw qhia Transfluthrin, qhov kawg daws rau kev tswj kab tsuag.Transfluthrin yog cov tshuaj tua kab muaj zog uas muaj txiaj ntsig zoo thiab tshem tawm ntau yam kab tsuag, suav nrog yoov tshaj cum, yoov, npauj, thiab lwm yam kab ya.Nrog nws cov mis ua kom ceev ceev, Transfluthrin muab kev pab sai thiab ntev ntev los ntawm kab tsuag kab, ua rau nws yog ib qho khoom tseem ceeb rau tsev, kev lag luam, thiab qhov chaw sab nraum zoov.
Transfluthrin yog cov tshuaj tua kab hluavtaws pyrethroid uas paub txog nws qhov kev ua tau zoo thiab kev nyab xeeb.Nws ua haujlwm los ntawm kev cuam tshuam lub paj hlwb ntawm cov kab, ua rau tuag tes tuag taw thiab thaum kawg tuag.Qhov no txhais tau tias Transfluthrin tuaj yeem tshem tawm cov kab tsuag sai thiab zoo yam tsis muaj kev hem thawj rau tib neeg lossis tsiaj thaum siv raws li cov lus qhia.
Ib qho ntawm cov yam ntxwv tseem ceeb ntawm Transfluthrin yog nws cov khoom siv ntau yam.Nws tuaj yeem siv ntau hom, suav nrog tshuaj tsuag, vaporizer, lossis ua cov khoom muaj nyob rau hauv yoov tshaj cum thiab lev.Qhov no ua rau nws haum rau kev siv sib txawv, txawm tias nws yog siv rau sab hauv lossis sab nraum zoov.Tsis tas li ntawd, Transfluthrin muaj nyob rau hauv ntau qhov sib txawv, tso cai rau cov neeg siv xaiv lub zog tsim nyog raws li lawv cov kev xav tau tshwj xeeb.
Transfluthrin yog qhov tshwj xeeb tshaj yog tiv thaiv yoov tshaj cum, uas paub tias muaj ntau yam kab mob xws li malaria, dengue fever, thiab tus kab mob Zika.Los ntawm kev siv Transfluthrin, cov tib neeg thiab cov zej zog tuaj yeem txo qhov kev pheej hmoo ntawm yoov tshaj cum kab mob thiab txaus siab rau qhov chaw nyob nyab xeeb thiab xis nyob dua.
Tsis tas li ntawd, Transfluthrin muaj cov nyhuv seem, txhais tau hais tias nws tseem muab kev tiv thaiv kab tsuag rau lub sijhawm ntev tom qab thov.Qhov no ua rau nws yog ib qho kev daws teeb meem zoo tshaj plaws rau kev tswj xyuas kab tsuag tsis tu ncua, tshwj xeeb tshaj yog nyob rau thaj chaw uas muaj kab mob tshwm sim.
Ntxiv nrog rau nws cov txiaj ntsig, Transfluthrin kuj tseem siv tau yooj yim.Nws cov neeg siv cov qauv tsim ua rau nws tsis yooj yim rau kev thov, txawm tias nws yog txau ncaj qha rau ntawm qhov chaw, siv nws hauv vaporizers, lossis muab tso rau hauv lwm yam khoom siv tshuaj tua kab.Qhov kev yooj yim no ua rau Transfluthrin qhov kev xaiv ua tau zoo rau ob tus kws tshaj lij kev tswj xyuas kab thiab cov neeg siv khoom.
Ntxiv mus, Transfluthrin yog tsim los txo cov kev cuam tshuam rau ib puag ncig.Nws muaj qhov tsis zoo rau cov tsiaj txhu thiab tau raug pov thawj tias muaj kev cuam tshuam tsawg heev rau cov kab mob uas tsis yog hom phiaj thaum siv lub luag haujlwm.Qhov no txhais tau hais tias cov neeg siv tuaj yeem muaj kev thaj yeeb nyab xeeb ntawm lub siab paub tias lawv siv cov khoom siv uas tsis yog tsuas yog siv tau tab sis kuj muaj lub luag haujlwm rau ib puag ncig.
Hauv kev xaus, nrog nws cov txiaj ntsig tshwj xeeb, ntau yam, thiab kev nyab xeeb, Transfluthrin yog qhov kawg daws rau kev tswj kab tsuag.Txawm hais tias nws yog rau tswj yoov tshaj cum, yoov, npauj, lossis lwm yam kab ya, Transfluthrin muab cov txiaj ntsig zoo thiab kav ntev.Yog li, yog tias koj tab tom nrhiav tshuaj tua kab muaj zog thiab vam khom, saib tsis muaj ntxiv dua li Transfluthrin.Sim nws tam sim no thiab paub qhov txawv nws tuaj yeem ua rau hauv koj txoj kev tswj xyuas kab tsuag.
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Meperfluthrin
Yam khoom npe CAS Nr. Yuav tsum muaj feem pua Lus ceeb toom Meperfluthrin 352271-52-499% Analytical Standard Taw qhia Meperfluthrin, tshuaj tua kab muaj txiaj ntsig zoo thiab muaj zog uas muab kev tiv thaiv ntev ntev tiv thaiv ntau yam kab tsuag.Meperfluthrin yog ib qho hluavtaws pyrethroid, uas yog lub npe hu rau nws cov tshuaj tua kab zoo tshaj plaws thiab cov tshuaj lom neeg tsawg.Nws yog ib qho khoom siv nquag siv hauv ntau yam khoom siv tshuaj tua kab hauv tsev, suav nrog yoov tshaj cum, mats, thiab kua.
Meperfluthrin ua haujlwm los ntawm kev cuam tshuam lub paj hlwb ntawm cov kab, ua rau tuag tes tuag taw thiab tuag thaum kawg.Qhov no ua rau nws zoo kawg nkaus ntawm kev tswj thiab tshem tawm cov kab tsuag xws li yoov tshaj cum, yoov, kab laum, thiab lwm yam kab ya thiab nkag mus.Meperfluthrin muaj qhov cuam tshuam sai sai, txhais tau hais tias nws ceev ceev immobilizes thiab tua kab thaum sib cuag, muab kev pab tam sim ntawm kab tsuag.
Ib qho txiaj ntsig tseem ceeb ntawm Meperfluthrin yog nws qhov kev ua haujlwm ntev ntev.Thaum thov, nws tseem siv tau rau lub sijhawm ntev, muab kev tiv thaiv txuas ntxiv tiv thaiv kab tsuag.Qhov no ua rau nws yog ib qho kev daws teeb meem zoo tshaj plaws rau kev siv sab hauv tsev thiab sab nraum zoov, vim nws tuaj yeem pab tsim qhov chaw tsis muaj kab tsuag rau tsev, vaj, thiab chaw lag luam.
Meperfluthrin muaj nyob rau hauv ntau yam formulations, xws li coils, mats, thiab kua vaporizers.Cov khoom no yooj yim thiab siv tau yooj yim, ua rau lawv haum rau kev siv tus kheej thiab kev tshaj lij.Meperfluthrin-based yoov tshaj cum thiab lev yog tshwj xeeb tshaj yog nrov nyob rau hauv cov cheeb tsam uas yoov tshaj cum kab mob tshwm sim, raws li lawv muab ib tug yooj yim thiab zoo txoj kev los tua yoov tshaj cum thiab txo cov kev pheej hmoo ntawm kis kab mob.
Ntxiv rau nws cov khoom siv tshuaj tua kab, Meperfluthrin tseem paub txog nws cov ntxhiab tsw thiab tsis muaj zog, ua rau nws muaj kev nyab xeeb thiab zoo siab rau kev siv sab hauv tsev.Tsis zoo li lwm cov tshuaj tua kab, Meperfluthrin tsis tsim cov ntxhiab tsw lossis pa taws, ua rau nws yooj yim dua rau cov neeg siv thiab lawv tsev neeg.Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau tsev neeg nrog menyuam yaus thiab tsiaj txhu, vim tias nws txo qis kev pheej hmoo ntawm kev raug tshuaj lom neeg.
Meperfluthrin kuj yog ib puag ncig tus phooj ywg, vim nws degrades sai sai nyob rau hauv ib puag ncig thiab tsis tawm hauv qab teeb meem residues.Qhov no ua rau nws muaj lub luag haujlwm xaiv rau kev tswj kab tsuag, vim tias nws txo qis kev cuam tshuam ntawm ecosystem thiab txhawb nqa kev tswj xyuas kab tsuag kom ruaj khov.
Thaum siv cov khoom siv Meperfluthrin, nws yog ib qho tseem ceeb uas yuav tsum ua raws li cov lus qhia los ntawm cov chaw tsim khoom thiab ua tib zoo saib xyuas kom muaj kev nyab xeeb thiab siv tau zoo.Nws raug nquahu kom tsis txhob cuam tshuam ntawm daim tawv nqaij ncaj qha nrog cov khoom thiab siv rau hauv qhov chaw muaj cua zoo.Tsis tas li ntawd, nws yog ib qho tseem ceeb uas yuav tsum khaws cov khoom nyob rau hauv qhov chaw muaj kev nyab xeeb, deb ntawm qhov ncav cuag cov menyuam yaus thiab tsiaj txhu.
Zuag qhia tag nrho, Meperfluthrin yog ib qho zoo heev, nyab xeeb, thiab yooj yim rau kev tswj thiab tshem tawm ntau yam kab tsuag.Txawm hais tias siv rau tus kheej lossis kev tshaj lij, Meperfluthrin-based khoom muab kev ruaj ntseg thiab ntev tiv thaiv kab, pab tsim kom muaj kev noj qab haus huv thiab xis nyob thiab ua haujlwm ib puag ncig.
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A-alumina catalyst txhawb nqa
α-Al2O3 yog cov khoom ntxeem tau, uas feem ntau yog siv rau kev txhawb nqa catalysts, adsorbents, roj theem sib cais cov ntaub ntawv, thiab lwm yam. α-Al2O3 yog cov theem ruaj khov tshaj plaws ntawm tag nrho cov alumina thiab feem ntau yog siv los txhawb cov catalyst active Cheebtsam nrog rau kev ua haujlwm siab. .Lub pore loj ntawm α-Al2O3 catalyst carrier yog loj dua li txoj kev tsis muaj molecular, thiab kev faib tawm yog ib yam, yog li cov teeb meem sab hauv diffusion tshwm sim los ntawm qhov me me pore loj hauv cov tshuaj tiv thaiv catalytic tuaj yeem raug tshem tawm zoo dua, thiab sib sib zog nqus oxidation. Cov tshuaj tiv thaiv sab tuaj yeem txo qis hauv cov txheej txheem rau lub hom phiaj ntawm kev xaiv oxidation.Piv txwv li, cov nyiaj catalyst siv rau ethylene oxidation rau ethylene oxide siv α-Al2O3 ua tus cab kuj.Nws yog feem ntau siv hauv catalytic cov tshuaj tiv thaiv nrog kev kub siab thiab kev tswj hwm sab nraud.
Cov ntaub ntawv khoom
Ib cheeb tsam tshwj xeeb 4-10 m² / g Pore Volume 0.02-0.05g / cm³ Cov duab Spherical, cylindrical, rascated nplhaib, thiab lwm yam Alpha purify ≥99% Na2O3 ≤ 0.05% SiO 2 ≤0.01% Fe2O 3 ≤0.01% Ntau lawm tuaj yeem kho raws li qhov xav tau ntawm qhov ntsuas -
(CMS) PSA Nitrogen Adsorbent Carbon Molecular Sieve
* Zeolite molecular sieves
* Tus nqi zoo
*Shanghai hiav txwv chaw nres nkojCov Carbon molecular sieve yog ib yam khoom uas muaj me me pores ntawm ib tug meej thiab ib tug loj npaum li cas uas yog siv raws li ib tug adsorbent rau gases.Thaum lub siab txaus, cov pa oxygen molecules, uas dhau los ntawm qhov pores ntawm CMS sai npaum li cov nitrogen molecules, yog adsorbed, thaum cov tawm los ntawm nitrogen molecules yuav enriched nyob rau hauv roj theem.Cov pa oxygen enriched, adsorbed los ntawm CMS, yuav raug tso tawm los ntawm kev txo lub siab.Tom qab ntawd CMS tau rov tsim dua thiab npaj rau lwm lub voj voog ntawm kev tsim cov pa nitrogen enriched.
Lub cev muaj zog
Txoj kab uas hla ntawm CMS granule: 1.7-1.8mm
Lub sij hawm ntawm adsorption: 120S
Qhov ceev: 680-700g / L
Compressive zog: ≥ 95N / granuleTechnical Parameter
Hom
Adsorbent siab
(Mpa)Nitrogen concentration
(N2%)Nitrogen kom muaj nuj nqis
(NM3/ht)N2/ Cua
(%)CMS-180
0.6
99.9 ua
95
27
99.5 ua
170
38
99
267
43
0.8 ua
99.9 ua
110
26
99.5 ua
200
37
99
290
42
CMS-190
0.6
99.9 ua
110
30
99.5 ua
185
39
99
280
42
0.8 ua
99.9 ua
120
29
99.5 ua
210
37
99
310
40
CMS-200
0.6
99.9 ua
120
32
99.5 ua
200
42
99
300
48
0.8 ua
99.9 ua
130
31
99.5 ua
235
40
99
340
46
CMS-210
0.6
99.9 ua
128
32
99.5 ua
210
42
99
317
48
0.8 ua
99.9 ua
139
31
99.5 ua
243
42
99
ib 357
45
CMS-220
0.6
99.9 ua
135
33
99.5 ua
220
41
99
330
44
0.8 ua
99.9 ua
145
30
99.5 ua
252
41
99
370
47
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ZWM-35
ZSM-35 molecular sieve muaj hydrothermal stability, thermal stability, pore qauv thiab haum acidity, thiab yuav siv tau rau xaiv cracking / isomerization ntawm alkanes.
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ZWM-48
ZSM-48 molecular sieve muaj zoo hydrothermal stability, thermal stability, pore qauv thiab haum acidity, thiab yuav siv tau rau xaiv cracking / isomerization ntawm alkanes.
