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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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UOP MOLSIV™ 3A EPG Adsorbent
UOP 3A EPG adsorbent, ib daim ntawv potassium-exchanged ntawm Hom A molecular sieve, yog alkali hlau aluminosilicate. 3A EPG adsorbent yuav nqus cov molecules nrog cov kab uas tseem ceeb txog li 3 angstroms.
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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 Tus Nqi Diethyl Toluene Diamine (DETDA) CAS: 68479-98-1
Diethyl Toluene Diamine (DETDA) yog cov kua daj daj me me rau xim av daj. Diethyl Toluene Diamine (DETDA) yog ib qho khoom siv zoo heev thiab pheej yig rau cov saw hlau elastomeric polyurethanes (PU) thiab tseem yog ib tus neeg sawv cev rau epoxides (EP). Tsis tas li ntawd, Diethyl Toluene Diamine (DETDA) kuj tseem siv tau ua ib qho nruab nrab rau cov organic syntheses.
CAS: 68479-98-1
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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 SILANE (A1100) 3-AMINOPROPYLTRIETHOXYSILANE CAS: 919-30-2
3-AMINOPROPYLTRIETHOXYSILANE Suav alias γ-amino triaxyxyne, CAS 919-30-2, kua tsis muaj xim. 3-AMINOPROPYLTRIETHOXYSILANE siv tau ua tus neeg sawv cev kho iav fiber thiab cov khoom khi hniav, cov neeg sawv cev silane coupling, thiab cov phenolic, choselin, polyester, epoxy, PBT, polyamide, carbonate, thiab lwm yam. Thermoplastic thiab thermosetry resin tuaj yeem txhim kho thiab txhim kho cov khoom siv lub cev thiab cov khoom siv hluav taws xob noo noo ntawm cov yas qhuav thiab ntub dej khoov zog, compressive zog, shear zog, thiab cov khoom siv hluav taws xob noo noo. poj niam txiv neej.
CAS: 919-30-2
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UOP GB-280 Cov Khoom Siv Adsorbent
Kev piav qhia
UOP GB-280 adsorbent yog ib qho adsorbent muaj zog uas tsim los tshem tawm cov tshuaj sulfur los ntawm cov hydrocarbon streams.
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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 Tus Nqi Potassium Phosphate (Dibasic) CAS: 7758-11-4
Dipotassium phosphate (K2HPO4) yog ib qho chaw muaj phosphorus thiab potassium, uas feem ntau siv ua chiv. Dipotassium phosphate kuj tseem siv dav hauv kev lag luam khoom noj, xws li cov khoom noj khoom haus ntxiv thiab electrolyte replenishment rau kev cob qhia ntxiv. Lwm qhov kev siv ntawm dipotassium phosphate yog ua tshuaj, uas ua haujlwm ua diuretic lossis laxative. Dhau li ntawm qhov ntawd, Dipotassium phosphate yog siv rau hauv kev tsim cov mis nyuj ua kom tsis txhob coagulation thiab siv rau hauv qee cov hmoov los npaj dej haus. Tsis tas li ntawd, Dipotassium phosphate feem ntau pom hauv cov chaw soj nstuam tshuaj rau kev tsim cov tshuaj buffer thiab trypticase soy agar uas yog siv los ua agar phaj rau kev cog cov kab mob.
CAS: 7758-11-4
