Shaanxi Bloom Tech Co., Ltd. yog ib qho ntawm cov neeg tsim khoom thiab lwm tus neeg ntawm 3-isocyanatoprietoxsilane Cas 24801-88-5 nyob rau Suav teb. Txais tos rau kev lag luam wholesale ntau qhov zoo 3-oocyanatoprothorropylaltilane Cas 24801-88-558-5 Kev Muag Khoom ntawm no los ntawm peb lub hoobkas. Cov kev pabcuam zoo thiab tus nqi tsim nyog muaj.
3-isocyanatopropylropExysilane(IPTs) tuaj yeem siv rau lub khob iav fibers thiab inorganic silicon muaj kev txhim kho cov khoom ntawm ntau cov ntaub ntawv sib xyaw. IPTS is an excellent glass fiber treatment agent, which improves the mechanical strength, electrical properties and anti-aging properties of composite materials. Nws yog dav siv nyob rau hauv polyethylene replinking: iav fiber ntau saum cov fiber ntau ntxiv, polyethylene cob, thiab synthesis ntawm cov txheej txheej tshwj xeeb; Adhesive, nto noo noo {{3} Cov ntaub ntawv pov thawj ntawm cov hluav taws xob, chaw kho saum npoo ntawm inorganic silic silicon fillers.
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Tshuaj Cov Qauv |
C10H21No4SI |
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Muaj pes tsawg leej |
247 |
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Molecular hnyav |
247 |
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m/z |
247 (100.0%), 248 (10.8%), 248 (5.1%), 249 (3.3%) |
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Kev Ntsuam Xyuas |
C, 48.56; H, 8.56; N, 5.66; Au, 25.87; Si, 11.35 |
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(1) synthesis ntawm 3 - (triethysilyl) propyl] carbamate:
Ntxiv 224g (1.01Mol) ntawm 3-aminopropylaltrieteoxysilane thiab 132g (1.12mm) peb lub caj dab plhaw, tus pas ntsuas kub thiab lub plab zom mov. Cov tshuaj tiv thaiv kub yog - 25 degree. Cov khoom noj khoom haus tau puv nrog 3.5g ntawm tus kheej npaj sodium ethohoxide ethanol daws (25%) thiab ntxiv dropwise rau 30min. Cov tshuaj tiv thaiv tau do rau 2H, rhuab mus rau chav sov, thiab 1.3ml glacial acetic acid tau ntxiv rau quench cov tshuaj tiv thaiv. Cov tshuaj tiv thaiv tau raug do rau 10min, thiab tus nqi py tau hloov kho rau nruab nrab nruab nrab. Txog 269 g ntawm cov khoom ([{3 - (triethysililyc) carbamate) tau evbamate tej yam kev mob nrog ib tug tawm los ntawm 91.7%.
(2) synthesis ntawm propyltrietheoxysilane ortanyanate:
Tso 40ml ntawm lub tshuab nqus tsev roj mus rau hauv 250m puag ncig thermal tawg, maj mam} (0.89Mol) carbamate tau txais 161g (0.89 teev) 74.3%) ntawm cov khoom lag luam hom phiaj yog areocyanate propyl triethysilane, nrog kev coj dawb huv ntawm 98%.
Cov Khoom Yooj Yim thiab Cov Qauv Hluav Taws Xob
Cov Khoom Yooj Yim
Lub cev thiab tshuaj lom neeg:
3-isocyanatopropylropExysilaneyog cov kua tsis muaj kob lossis daj ntseg ntawm cov nqaij daj ntawm kwv yees li 0.98 g / cm ³, ib qho npau npau ntawm 263℃(760 MMHG), thiab lub ntsej muag ci ntawm 112.9 degree. Nws cov yam ntxwv qis thiab cov yam ntxwv qis ntau yam ntxwv yooj yim ua rau nws yooj yim rau kev ua haujlwm ntawm cov khoom siv sib xyaw, txhim kho interfacial bonding kev ua tau zoo.
Reactivity:
Cov pab pawg Isocyanate ({- NCec) nyob rau hauv cov molecule tuaj yeem muaj cov pab pawg xws li cov pab pawg hydroxyl thiab amino cov pab pawg sib luag; Ethojyl ({-} ₂ ch3) tso nws nrog hydrolytic ruaj khov, sib sau ua silicon hydroxyl pawg (Sih) thiab khi rau cov chaw inorganic.
Synthesis txoj kev
Kev npaj ntawm IPTs yog tsuas muab faib ua phosgene txoj kev thiab cov qauv tsis tuaj yeem:
Phosenation:
Ipts yog tsim los ntawm nucleophilic ntxiv cov tshuaj siv gamma aminoprtrietoxysilane thiab phosgene raws li cov ntaub ntawv raw. Cov qauv no tau nce qib ob zaug vim yog siv cov ntawv lom thiab tsis tshua muaj txiaj ntsig (<60%).
Tsis yog posgene txoj kev:
Siv 3 {-} iinopropylaltrietoxysilane ua cov khoom siv raw, nws tau npaj los ntawm ob-kauj ruam kev tawm tsam:
Kauj Ruam 1: Rov qab nrog Diethyl Carbonate ntawm Tsawg Kub (-25 Qib) los tsim kom muaj qhov nruab nrab [3- (triethysilate angyl ntxiv nrog ib tug tawm los ntawm 91.7%.
Kauj Ruam 2: Pyrolysis ntawm Qib Nruab Nrab hauv cov roj ntxhia ntawm 320-340℃kom tau txais cov kev coj dawb huv ntawm 98% thiab cov qoob loo ntawm 74.3%.
Tseem muaj cov ntaub ntawv sau ntawv uas los ntawm reacting chaloropropriethysilane thiab sib txuas nrog lub siab nqus dej distillation, cov txiaj ntsig yuav tau nce mus rau 93%. Cov kev phapgene tsis muaj txiaj ntsig muaj qhov kom zoo dua ntawm kev ua phooj ywg ib puag ncig raws li nws zam kev siv cov tshuaj lom neeg muaj kuab lom.
3-isocyanatopropylropExysilane(IPTs), raws li kev sib xyaw ua ke los ntawm cov yeeb yaj kiab sib xyaw ua ke, muaj cov tshuaj lom neeg thiab lwm thaj chaw noj tshuaj thiab lwm thaj chaw vim nws cov qauv tshuaj sib txawv thiab tshuaj lom neeg. Nws cov roj molecular yog c10h2no4si, nrog txoj kev molecular hnyav ntawm 24801 {}} 8 - 5. IPTS MOLECULES muaj cov pab pawg oocyanate pawg (- NCO) thiab cov pab pawg sib ntseeg (- och2ch3), uas tau tso siab rau lawv cov kev pheej hmoo siab thiab hydrolytic ruaj khov. Lawv muaj peev xwm ceev hydrolyze nyob rau hauv Alkaline tej yam kev mob thiab ua cov peev xwm ua kom muaj peev xwm ua tau zoo.
Cov ntaub ntawv kawm txuj ci
1. Cov Ntaub Ntawv Sib Sau
Mechanism ntawm kev ua: raws li kev sib txuas ntawm pawg neeg saib xyuas, pawg Isocyanate ntawm cov khoom siv hydroxy los ua tus qauv hydroxy los ua ib pawg neeg hydroxy los tsim lub zog bondfacial.
Daim Ntawv Thov Piv Txwv:
Cov khoom siv fiberglass raug: siv rau cov ntaub ntawv fiberglass xws li polyacid cob, epoxy cob, compressive zog, thiab cov khoom siv hauv tsev, thiab cov hlab ntsha, thiab cov hlab ntsha.
Cov pob zeb puv cov ntaub ntawv: txhim kho cov wettability thiab dispersibility ntawm fitres (xws li cov pa roj hmab (xws li cov carbon fullor thiab nylon, txhim kho kev ua yeeb yam hluav taws xob thiab dej tsis kam ntawm cov khoom siv sib xyaw.
2. Cov txuj ci thiab txheej
Mechanism ntawm kev ua: pawg Isocyanate ntawm IPss hnov mob nrog cov pab pawg hydroxyl hauv cov ntoo khaub lig}}}}} link link link link link link link link link link link link link and thiab huab cua tsis kam.
Daim Ntawv Thov Piv Txwv:
Cov txheej txheem dej ntawm cov av polyurethane: ntxiv 5 {{{{{1%}}}}}}}}} Koj tuaj yeem txhim kho nws cov khoom siv dej thiab tshuaj tiv thaiv dej.
Epoxy Resin nplaum: siv los ua dej {{free {ove {{1} {{1} {1} {1} {1} {1} {1} {1} {1} {1} {1} Kev ua kom zoo dua rau cov khoom siv tshuab hluav taws xob thiab tshuaj lom neeg tsis kam ntawm cov nplaum.
3. Casting thiab sib tsoo log
Mechanism ntawm kev ua: Kho kom tau txais cov nplaum ntawm cov ntoo xuab zeb, txhim kho lub zog thiab noo noo tsis kam ntawm moulding xuab zeb.
Daim Ntawv Thov Piv Txwv:
Letin xuab zeb casting: raws li tus kheej hardening resin xuab zeb kev txhawb nqa tus neeg sawv cev, nws kho tau qhov tseeb ntawm cov cuab yeej.
Sib tsoo log tsim: Txhim kho cov nplaum thiab dej tsis kam ntawm phenolic adhesives kom txuas cov kev pabcuam lub neej ntawm kev sib tsoo lub log.
4. Roj hmab ua
Mechanism ntawm Kev Ua: Ua ib pab neeg saib xyuas tuab, cov pab pawg Isocyanate ntawm IPTs piv nrog cov roj hmab molecular charets los txhim kho cov roj hmab thiab hlau.
Daim Ntawv Thov piv txwv: Siv rau kev ua cov khoom siv teeb pom kev zoo xws li tshuaj ntsuab chloroprene roj hmab los txhim kho cov roj hmab thiab cov kws kho tshuab.
Tshuaj Lom Tshuaj Synthesis Teb
1. Catalysts thiab intermediates
Mechanism ntawm Kev Ua: Tus pab pawg Isocyanate tuaj yeem koom nrog ntxiv, hws thiab lwm yam kev tawm tsam, thiab siv rau cov khoom siv hluav taws xob tshiab.
Daim ntawv thov piv txwv: Raws li tus yuam sij nruab nrab rau synthesizing cov lus teb, IPTs muaj cov ntawv thov yuav muaj nyob rau hauv kev siv tshuaj tua kab thiab tshuaj nruab nrab.
2. NTO Modifiers
Mechanism ntawm Kev Ua: Pawg Neeg Saib Xyuas ntawm IPTs hydrolyzes los tsim cov pab pawg sib tw, uas tuaj yeem khi cov pab pawg sib tsoo nrog cov inorganic qhov chaw xws li Silica thiab Hlau Oxides kom ua tiav cov haujlwm sib luag.
Daim Ntawv Thov piv txwv: Siv rau kev hloov kho nto ntawm nanoparticles los txhim kho lawv qhov dispersibility thiab ruaj khov hauv cov kuab tshuaj.
Biomedical teb
1. Tshuaj Tso Tawm
Mechanism ntawm Kev Ua: IPTs, raws li kev sib txuas ntawm cov neeg sawv cev, tuaj yeem txhim kho qhov sib xyaw ntawm cov tshuaj thiab cov nqa khoom, thiab tus nqi tso yeeb tshuaj.
Daim Ntawv Thov Piv Txwv:
Extended release tablets: In sustained-release formulations of cardiovascular drugs (such as nitroglycerin) and analgesics (such as morphine), IPTS helps maintain stable blood drug concentrations and reduce dosing frequency.
Lub hom phiaj xa khoom: Hloov cov npoo ntawm liposomes lossis nanoparticles kom nce cov tshuaj ntawm lub hom phiaj thiab txo cov kev mob tshwm sim.
2. Biosensors
Mechanism ntawm Kev Ua: Cov pab pawg Isocyanate ntawm3-isocyanatopropylropExysilaneMuaj peev xwm hnov mob nrog hydroxyl lossis amino pawg ntawm cov ntaub ntawv biosensing (xws li cov enzymodies, DNA) los txhim kho cov khoom sib xyaw ntawm kev hnov thiab cov hom phiaj tshuaj.
Daim Ntawv Thov Piv Txwv:
Endotoxin Nrhiav tau kom: Hloov graphene lossis carbon nanotubes los txhim kho cov rhiab heev thiab qhov tshwj xeeb ntawm biosensors rau ntes tau cov propotoxins hauv Escherichia.
Cov piam thaj qab tob tob: Cov roj pleev zom zaws roj zom thiab ua kom muaj kev xaiv thiab lub biosensor siab.
Cov tshuaj tiv thaiv tsis zoo
3 - ecocyanatoprietoxysilane (CAS6 6}}}}}} o) thiab trietoxysilane pawg (- Si (OC2H5) I3)
Inhalation Toxicity
Cov kev kho mob hauv kho mob: nqus tau cov pa hluav taws xob lossis ua pa, hawb pob, ua pa nyuaj, thiab kev tuag mob ntsws, thiab kev tuag taus. Cov kev sim tsiaj pom tias cov nas tsuag inhaled ld ₅₀ ntawm 710 mg / kg, qhia tias muaj kev nqus tau mob siab.
Mechanism: Isocyanate pawg Bind ua pa tawm mucosal mucosal thiab mob cell puas tsuaj, thaum muaj kev fab tshuaj tua kabmob (xws li mob hawb pob).
Daim tawv nqaij thiab qhov muag raug mob
Cov kev kho mob raug mob: Kev sib chwv ncaj qha tuaj yeem ua rau tawv tawv eryhema, Edema, hlwv, thiab muaj mob tawv nqaij; Kev sib tiv tauj ntawm qhov muag tuaj yeem ua rau mob hnyav, kua muag, corneal rau cov kiav txhab, thiab txawm tias qhov muag tsis pom kev.
Mechanism: qhov muaj zog corrosiveness ntawm isocyanates tuaj yeem ua kev puas tsuaj rau cov tawv nqaij thiab lub qhov muag nqaij, thaum cov pab pawg uas npau taws, txuas ntxiv ua kom voos.
Daim tawv nqaij tsis zoo
Cov kev kho mob raug mob: Rov kis tau tus kab mob no, ua rau khaus, erythemi, thiab muaj mob hnyav, Lichenoid hloov. Qee cov tib neeg yuav tsim kho kom haum rau kev ua xua (xws li Urticaria).
Mechanism: Isocyanates ua li haptens thiab khi nrog cov tawv nqaij ua kom tiav cov yam ntxwv kom haum rau kev kho kom haum los ntawm t lymphocytes.
Kev Kho Mob
Cov kev kho mob ua kom zoo li: nqus tau tus mob hawb pob zoo li cov tsos mob, suav nrog ua pa, ua rau hawb pob, thiab lub hauv siab nruj. Lub sij hawm ntev tau kis tau yuav ua rau muaj kab mob ntsws sib deev (tub luam ntawv).
Mechanism: Isocyanates qhib lub tshuab ua pa ua pa, ua rau mob hlwb lossis t cell- Kev kho mob ntaus iv IVersensitivity.
Cim npe nrov: 3-isocyanatoprietoxethebane Cas 24801-88-5, cov chaw muag khoom, chaw tsim khoom, chaw lag luam, yuav, nqe, loj, rau muag