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UOP GB-620 Cov Khoom Siv Nqus Tau
Kev piav qhia
UOP GB-620 adsorbent yog ib lub spherical adsorbent uas tsim los, hauv nws lub xeev txo qis, kom tshem tawm cov pa oxygen thiab carbon monoxide ntawm cov hydrocarbon thiab nitrogen cov txheej txheem ntws. Cov yam ntxwv thiab cov txiaj ntsig suav nrog:
- Kev faib tawm qhov loj me ntawm cov qhov (pore size distribution) ua rau muaj peev xwm nqus tau ntau dua.
- Qib siab ntawm macro-porosity rau kev nqus sai thiab thaj chaw hloov pauv luv luv.
- Cov substrate uas muaj qhov chaw siab heev los txuas lub neej ntawm lub txaj.
- Muaj peev xwm ua tiav qhov kev tshem tawm cov khoom tsis huv uas tsis tshua muaj vim muaj cov khoom xyaw nquag ntawm cov adsorbent.
- Cov khoom ua haujlwm tsawg kom txo qis kev tsim oligomer.
- Muaj nyob rau hauv cov nruas hlau.
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Chaw Tsim Khoom Zoo Nqe MOCA II (4,4'-Methylene-bis-(2-chloroaniline) CAS: 101-14-4
4,4′-Methylene bis(2-chloroaniline), hu ua MOCA, yog ib qho organic compound nrog cov tshuaj mis C13H12Cl2N2. MOCA feem ntau yog siv ua tus neeg sawv cev vulcanizing rau casting polyurethane roj hmab thiab tus neeg sawv cev crosslinking rau polyurethane txheej nplaum. MOCA kuj tseem siv tau ua tus neeg sawv cev curing rau epoxy resins.
CAS: 101-14-4
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Chaw Tsim Khoom Zoo Tus Nqi SILANE (A171) Vinyl Trimethoxy Silane CAS: 2768-02-7
Vinyltrimethoxysilane, yog siv los ua cov polymer modifier los ntawm kev sib txuas grafting. Cov pawg pendant trimethoxysilyl uas tshwm sim tuaj yeem ua haujlwm ua cov chaw sib txuas uas ua rau muaj dej noo. Cov Silane grafted polymer raug ua tiav ua cov thermoplastic thiab kev sib txuas tshwm sim tom qab tsim cov khoom tiav thaum raug dej noo.
CAS: 2768-02-7
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UOP GB-562S Cov Khoom Siv Nqus Tau
Kev piav qhia
UOP GB-562S adsorbent yog ib qho adsorbent hlau sulfide spherical uas tsim los tshem tawm mercury ntawm cov kwj deg. Cov yam ntxwv thiab cov txiaj ntsig suav nrog:
- Kev faib tawm qhov loj me ntawm cov qhov (pore size distribution) ua rau thaj chaw saum npoo siab dua thiab lub neej ntev dua.
- Qib siab ntawm macro-porosity rau kev nqus sai thiab thaj chaw hloov pauv luv luv.
- Kev kho kom haum rau cov hlau sulfide nquag rau kev tshem tawm cov khoom tsis huv uas tsis tshua muaj.
- Muaj nyob rau hauv cov nruas hlau.
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Chaw Tsim Khoom Zoo Nqe N, N-DIMETHYLFORMAMIDE (DMF) CAS 68-12-2
N,N-DIMETHYLFORMAMIDE yog luv ua DMF. Nws yog ib qho tshuaj uas tsim los ntawm kev hloov pauv ntawm pawg hydroxyl ntawm formic acid los ntawm pawg dimethylamino, thiab cov mis molecular yog HCON (CH3) 2. Nws yog ib qho tsis muaj xim, pob tshab, kua kub siab nrog lub teeb amine tsw thiab qhov ceev ntawm 0.9445 (25 ° C). Melting point -61 ℃. Boiling point 152.8 ℃. Flash point 57.78 ℃. Vapor density 2.51. Vapor pressure 0.49kpa (3.7mmHg25 ℃). Lub ntsiab lus auto-ignition yog 445 ° C. Qhov txwv kev tawg ntawm cov pa thiab huab cua sib xyaw yog 2.2 txog 15.2%. Yog tias muaj nplaim qhib thiab kub heev, nws yuav ua rau muaj kev kub hnyiab thiab tawg. Nws tuaj yeem ua rau muaj kev kub ntxhov nrog cov kua qaub sulfuric thiab cov kua qaub nitric fuming thiab txawm tias tawg. Nws yog miscible nrog dej thiab feem ntau cov organic solvents. Nws yog ib qho tshuaj yaj rau cov tshuaj lom neeg. N,N-DIMETHYLFORMAMIDE ntshiab tsis muaj ntxhiab, tab sis qib kev lag luam lossis N,N-DIMETHYLFORMAMID puas lawm muaj ntxhiab ntses vim nws muaj cov dimethylamine impurities.
CAS: 68-12-2
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Chaw Tsim Khoom Zoo Tus Nqi DMTDA CAS: 106264-79-3
DMTDA yog ib hom tshiab ntawm polyurethane elastomer curing cross-linking agent, DMTDA feem ntau yog ob lub isomers, 2,4- thiab 2,6-dimethylthiotoluenediamine sib xyaw (qhov sib piv yog li Chemicalbook77 ~ 80/17 ~ 20), piv nrog rau MOCA feem ntau siv, DMTDA yog cov kua nrog viscosity qis dua ntawm chav tsev kub, DMTDA tuaj yeem tsim nyog rau kev ua haujlwm tsim kho ntawm qhov kub qis thiab muaj qhov zoo ntawm cov tshuaj sib npaug qis.
CAS: 106264-79-3
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Chaw Tsim Khoom Zoo Nqe Aniline CAS: 62-53-3
Aniline yog cov amine aromatic yooj yim tshaj plaws, benzene molecule hauv hydrogen atom rau cov amino pawg ntawm cov tshuaj tsim, roj tsis muaj xim flammable kua, tsw muaj zog. Lub melting point yog -6.3 ℃, lub boiling point yog 184 ℃, qhov ceev yog 1.0217 (20/4 ℃), qhov refractive index yog 1.5863, lub flash point (qhib khob) yog 70 ℃, lub spontaneous combustion point yog 770 ℃, qhov decomposition yog rhuab mus rau 370 ℃, me ntsis soluble hauv dej, yooj yim soluble hauv ethanol, ether, chloroform thiab lwm yam organic solvents. Hloov xim av thaum raug cua lossis tshav ntuj. Muaj chav distillation, distillation ntxiv me ntsis zinc hmoov kom tiv thaiv oxidation. 10 ~ 15ppm NaBH4 tuaj yeem ntxiv rau aniline purified kom tiv thaiv oxidation deterioration. Aniline kua yog yooj yim, thiab acid yog yooj yim rau tsim ntsev. Cov hydrogen atom ntawm nws cov amino pawg tuaj yeem hloov los ntawm hydrocarbon lossis acyl pawg los tsim cov anilines theem nrab lossis theem peb thiab acyl anilines. Thaum qhov kev hloov pauv tau ua tiav, cov khoom sib ze thiab para-substituted feem ntau yog tsim. Kev sib xyaw nrog nitrite ua rau cov ntsev diazo uas ua rau muaj cov benzene derivatives thiab azo compounds.
CAS: 62-53-3
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Chaw Tsim Khoom Zoo Tus Nqi Ua Ke Polyether CAS: 9082-00-2
Polyether sib xyaw ua ke yog ib qho ntawm cov khoom siv tseem ceeb ntawm polyurethane tawv npuas, tseem hu ua cov khoom dawb, thiab hu ua cov khoom dub dawb nrog polymer MDI. Nws yog tsim los ntawm ntau yam khoom xws li polyether, tus neeg sawv cev foaming sib xws, tus neeg sawv cev txuas, catalyst, tus neeg sawv cev foaming thiab lwm yam khoom. Nws yog qhov tsim nyog rau ntau lub sijhawm uas xav tau khaws cov rwb thaiv tsev thiab khaws cia cov khoom txias thiab txias.
Ua ke polyether CAS: 9082-00-2
Series: Ua ke polyether 109C / Ua ke polyether 3126 / Ua ke polyether 8079CAS: 9082-00-2
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Chaw Tsim Khoom Zoo Tus Nqi DINP CAS: 28553-12-0
DINP: Diabenate (DINP) yog cov kua roj pob tshab uas muaj ntxhiab tsw qab me ntsis. Cov khoom no yog cov yas ntxiv rau thoob ntiaj teb nrog kev ua tau zoo heev. Cov khoom no thiab PVC zoo ib yam li ntawd, txawm tias lawv siv ntau heev los xij; volatile, migration, thiab non-toxic zoo dua DOP, uas tuaj yeem muab cov khoom nrog Chemicalbook zoo tiv taus lub teeb, tiv taus kub, tiv taus laus thiab kev rwb thaiv hluav taws xob, kev ua tau zoo heev, thiab kev ua tau zoo heev DOP. Vim tias cov khoom tsim los ntawm dihydrodinet ntawm phthalate muaj kev tiv taus dej zoo, tsis muaj tshuaj lom, tiv taus laus, thiab rwb thaiv hluav taws xob zoo heev, lawv siv dav hauv ntau yam khoom yas mos thiab tawv, zaj duab xis ua si, xov hlau, thiab cables.
CAS: 28553-12-0
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Chaw Tsim Khoom Zoo Nqe Methylene Chloride CAS: 75-09-2
Methylene Chloride yog ib qho tshuaj uas tsim los ntawm ob lub hydrogen atoms hauv methane molecules, thiab molecular CH2CL2. Methylene Chloride yog tsis muaj xim, pob tshab, hnyav dua, thiab kua dej volatile. Nws muaj ntxhiab thiab qab zib zoo ib yam li ether. Nws tsis hlawv. Methylene Chloride yaj me ntsis hauv dej, thiab nws yaj nrog cov organic solvents feem ntau siv. Nws kuj tseem tuaj yeem yaj hauv txhua qhov sib piv nrog lwm cov chlorine-muaj solvents, ether, ethanol, thiab N-di metamimamamide. Methylene Chloride nyuaj rau yaj hauv cov kua ammonia ntawm chav tsev kub, uas tuaj yeem yaj sai hauv phenol, aldehyde, ketone, triathrin, tororine, cycamine, acetylcetate. Lub sijhawm Chemicalbook yog 1.3266 (20/4 ° C). Lub ntsiab lus yaj -95.1 ° C. Lub ntsiab lus kub 40 ° C. Cov tshuaj yaj qis -boiling feem ntau siv los hloov cov roj av ether, ether, thiab lwm yam, thiab tuaj yeem siv ua tshuaj loog hauv zos, refrigerant thiab tus neeg sawv cev tua hluav taws. Qhov kub hnyiab yog 640 ° C. Decoction (20 ° C) 0.43MPa · s. Lub refractive index nd (20 ° C) 1.4244. Qhov kub tseem ceeb yog 237 ° C, thiab qhov siab tseem ceeb yog 6.0795MPa. HCL thiab cov teeb pom kev zoo tau tsim tom qab kev daws teeb meem thermal, thiab cov dej tau cua sov rau lub sijhawm ntev los tsim formaldehyde thiab HCL. Ntxiv chloride, CHCL3 thiab CCL4 tuaj yeem tau txais.
CAS: 75-09-2
