-
Chaw tsim tshuaj paus Zoo Nqe MOCA II (4,4'-Methylene-bis-(2-chloroaniline) CAS: 101-14-4
4,4′-Methylene bis (2-chloroaniline), hu ua MOCA, yog cov organic compound nrog cov tshuaj formula C13H12Cl2N2. MOCA feem ntau yog siv los ua tus neeg sawv cev vulcanizing rau casting polyurethane roj hmab thiab tus neeg sawv cev crosslinking rau polyurethane txheej nplaum. MOCA kuj tuaj yeem siv los ua tus neeg sawv cev kho rau epoxy resins.
CAS: 101-14-4 Nr
-
Chaw tsim tshuaj paus Zoo Nqe SILANE (A171) Vinyl Trimethoxy Silane CAS: 2768-02-7
Vinyltrimethoxysilane, yog siv los ua ib qho kev hloov pauv ntawm polymer ntawm grafting cov tshuaj tiv thaiv. Cov txiaj ntsig pendant trimethoxysilyl pawg tuaj yeem ua haujlwm raws li cov chaw sib txuas ntawm cov dej noo. Silane grafted polymer yog ua tiav raws li cov thermoplastic thiab crosslinking tshwm sim tom qab tsim cov ntawv tiav thaum raug cov dej noo.
CAS: 2768-02-7 Nr
-
UOP GB-562S Adsorbent
Kev piav qhia
UOP GB-562S adsorbent yog spherical hlau sulfide adsorbent tsim los tshem tawm cov mercury ntawm cov kwj roj. Nta thiab cov txiaj ntsig muaj xws li:
- Optimized pore loj faib ua rau thaj chaw siab dua thiab lub txaj ntev dua.
- High degree ntawm macro-porosity rau sai sai adsorption thiab luv luv huab hwm coj hloov chaw.
- Customized active hlau sulfide rau ib tug ultra-tsawg theem impurity tshem tawm.
- Muaj nyob rau hauv steel nruas.
-
Chaw tsim tshuaj paus Zoo Nqe N, N-DIMETHYLFORMAMIDE (DMF) CAS 68-12-2
N, N-DIMETHYLFORMAMIDE yog abbreviated li DMF. Nws yog ib qho chaw 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 xim tsis muaj xim, pob tshab, cov kua kub npau npau nrog lub teeb amine tsw thiab qhov txheeb ze ntawm 0.9445 (25 ° C). Melting point -61 ℃. Kub taw tes 152.8 ℃. Flash point 57.78 ℃. Vapor ceev 2.51. Vapor siab 0.49kpa (3.7mmHg25 ℃). Nws pib-ignition point yog 445 ° C. Qhov tawg txwv ntawm vapor thiab huab cua sib tov yog 2.2 txog 15.2%. Nyob rau hauv rooj plaub uas qhib nplaim taws thiab kub kub, nws yuav ua rau combustion thiab tawg. Nws tuaj yeem hnov mob hnyav nrog cov concentrated sulfuric acid thiab fuming nitric acid thiab txawm tawg. Nws yog miscible nrog dej thiab feem ntau cov kuab tshuaj organic. Nws yog ib qho hnyav rau cov tshuaj tiv thaiv. Ntshiab N, N-DIMETHYLFORMAMIDE tsis muaj ntxhiab, tab sis qib kev lag luam lossis lwj N, N-DIMETHYLFORMAMID muaj ntxhiab tsw vim nws muaj dimethylamine impurities.
CAS: 68-12-2 Nr
-
UOP GB-280 Adsorbent
Kev piav qhia
UOP GB-280 adsorbent yog lub zog adsorbent tsim los tshem cov sulfur compounds los ntawm hydrocarbon kwj.
-
Chaw tsim tshuaj paus Zoo Nqe DMTDA CAS: 106264-79-3
DMTDA yog ib hom tshiab ntawm polyurethane elastomer curing cross-linking tus neeg sawv cev, DMTDA feem ntau yog ob isomers, 2,4- thiab 2,6-dimethylthiotoluenediamine sib tov (tus piv yog hais txog Chemicalbook77 ~ 80/17 ~ 20), piv nrog cov feem ntau siv MOCA, DMTDA yog ib qho kua dej ntawm chav tsev tsim nyog. tsis tshua muaj kub thiab muaj qhov zoo ntawm cov tshuaj sib npaug sib npaug.
CAS: 106264-79-3 Nr
-
Chaw tsim tshuaj paus Zoo Nqe Combined polyether CAS: 9082-00-2
Ua ke polyether yog ib qho ntawm cov khoom siv tseem ceeb ntawm polyurethane tawv npuas, tseem hu ua cov khoom siv dawb, thiab hu ua cov khoom siv dub dawb nrog polymer MDI. Nws yog tsim los ntawm ntau yam khoom xws li polyether, uniform foaming agent, linked agent, catalyst, foaming agent thiab lwm yam khoom. Nws yog qhov tsim nyog rau ntau lub sijhawm uas yuav tsum tau khaws cov rwb thaiv tsev thiab khaws cia cov rwb thaiv tsev txias thiab txias.
Polyether CAS 9082-00-2
Series: Ua ke polyether 109C / Combined polyether 3126 / Ua ke polyether 8079CAS: 9082-00-2 Nr
-
Chaw tsim tshuaj paus Zoo Nqe DINP CAS: 28553-12-0
DINP: Diabenate (DINP) yog pob tshab oily kua nrog ib tug tsw me ntsis. Cov khoom no yog universal lub ntsiab -ntxiv plasticizer nrog kev ua tau zoo heev. Cov khoom no thiab PVC zoo ib yam li ntawd, txawm tias lawv siv ntau ntau; volatile, tsiv teb tsaws, thiab tsis-toxicity yog zoo dua li DOP, uas muaj peev xwm muab cov khoom nrog zoo Chemicalbook lub teeb tsis kam, tshav kub tsis kam, laus kuj thiab hluav taws xob rwb thaiv tsev kev ua tau zoo, zoo heev kev ua tau zoo, thiab zoo heev kev kawm DOP. Vim tias cov khoom tsim los ntawm dihydrodinate ntawm phthalate muaj cov dej tsis zoo, tsis muaj tshuaj lom, kev laus ua haujlwm, thiab cov khoom siv hluav taws xob zoo heev, lawv tau siv dav hauv ntau yam khoom muag muag thiab tawv tawv, cov khoom ua si zaj duab xis, xov hlau, thiab cables.
CAS: 28553-12-0 Nr
-
Tuam Tshoj Tus Nqi Zoo Methylene Chloride CAS: 75-09-2
Methylene Chloride yog ib tug compound generated los ntawm ob hydrogen atoms nyob rau hauv methane molecules, thiab molecular CH2CL2.Methylene Chloride yog xim tsis muaj xim, pob tshab, hnyav, thiab volatile kua. Nws muaj ntxhiab tsw thiab qab zib zoo ib yam li ether. Nws tsis hlawv. Methylene Chloride yog me ntsis soluble hauv dej, thiab nws dissolves nrog feem ntau siv cov kuab tshuaj organic. Nws tseem tuaj yeem yaj hauv ib qho kev faib ua feem nrog lwm cov tshuaj chlorine-muaj cov kuab tshuaj, ether, ethanol, thiab N-di metamimamamide. Methylene Chloride yog qhov nyuaj rau yaj hauv cov kua ammonia ntawm chav tsev kub, uas tuaj yeem yaj sai sai hauv phenol, aldehyde, ketone, triathrin, tororine, cycamine, acetylcetate. Phase Chemicalbook yog 1.3266 (20/4 ° C). Lub melting point -95.1 ° C. Boiling point 40 ° C. Tag nrho cov qis-boiling point solvents feem ntau yog siv los hloov flammable petroleum ether, ether, thiab lwm yam., thiab yuav siv tau raws li ib tug tshuaj loog hauv zos, refrigerant thiab tua hluav taws. Lub spontaneous combustion point yog 640 ° C. Decoction (20 ° C) 0.43MPa · s. Lub refractive index nd (20 ° C) 1.4244. Qhov ntsuas kub tseem ceeb yog 237 ° C, thiab lub siab tseem ceeb yog 6.0795MPa. HCL thiab cov cim ntawm lub teeb yog tsim tom qab cov tshuaj thermal, thiab cov dej yog rhuab rau lub sijhawm ntev los tsim cov formaldehyde thiab HCL. Ntxiv chloride, CHCL3 thiab CCL4 tuaj yeem tau.
CAS: 75-09-2 Nr
-
Chaw tsim tshuaj paus Zoo Nqe Alpha Methyl Styrene CAS 98-83-9
2-Phenyl-1-propene, tseem hu ua Alpha Methyl Styrene (abbreviated li a-MS los yog AMS) los yog phenylisopropene, yog ib tug by-product ntawm zus tau tej cov phenol thiab acetone los ntawm txoj kev cumene, feem ntau yog ib tug by-product ntawm phenol ib tuj 0.045t Metalyl colourless a MS.Alpha. Cov molecule muaj ib lub nplhaib benzene thiab ib qho alkenyl hloov ntawm lub nplhaib benzene.Alpha Methyl Styren yog nquag ua polymerization thaum rhuab. Alpha Methyl Styren tuaj yeem siv rau hauv kev tsim cov coatings, plasticizers, thiab ua cov kuab tshuaj hauv cov organic.
Alpha Methyl Styrene yog cov kua tsis muaj xim. Insoluble hauv dej thiab tsawg dua li dej. Flash point 115 ° F. Tej zaum yuav mob me me los ntawm kev noj, nqus pa thiab nqus ntawm daim tawv nqaij. Vapors tuaj yeem yog tshuaj yeeb los ntawm kev nqus pa. Siv ua kuab tshuaj thiab ua lwm yam tshuaj.
CAS: 98-83-9 Nr
