Divinylenzene (DVB)yog cov organic sib xyaw nrog cov tshuaj noj ua ke c1 {{{{{{}} h10, nws yog cov ntxhiab tsw tshwj xeeb nrog cov ntxhiab tsw tshwj xeeb, Insolub hauv dej, soluble hauv methanol thiab ether. Cov nplaim taws thaum nthuav tawm qhib cov nplaim taws lossis cua sov. Kev sib xyaw ntawm peb qho, Ortho, Meta, thiab Para, muaj kwv yees li 50% ethylvinylphenol lossis 0.1 Soluble hauv methanol thiab ether, insoluble hauv dej. Tsawg toxicity, LD50 (RAT, qhov ncauj) 4040MG / kg. Tej zaum yuav ua rau mob cancer, muaj kev tshuaj loog thiab khaus me me ua rau ib puag ncig tsiaj, thiab tuaj yeem ua kom muaj kuab paug rau cov huab cua. Siv rau kev tsim cov ntaub uas thiab ion sib pauv resins. High Rreasive, insoluble polymers muaj peev xwm los tsim cov qauv sib txawv, thiab cov metadiymerize, thiab lwm yam pov thawj, suav nrog muaj zog acidic cated cov resins, muaj zog alkaline anion sib pauv Resins, tsis muaj zog alkaline kev sib pauv resins, thiab ion txauv cov tshuaj txhuam), pib cov resins? (Txhim kho kev cuam tshuam thiab kub tiv taus), mbs cob, hluavtaws roj hmab, polyester resin.
|
Tshuaj Cov Qauv |
C10H10 |
|
Muaj pes tsawg leej |
130 |
|
Molecular hnyav |
130 |
|
m/z |
130 (100.0%), 131 (10.8%) |
|
Kev Ntsuam Xyuas |
C, 92.26; H, 7.74 |
|
|
|
Divinylenzene (DVB)Yog ib tug neeg sawv cev sib txuas lus zoo heev, uas tau siv dav hauv ion txauv cov khoom lag luam, cov roj hmab tsis muaj sia, hluavtaws roj hmab thiab lwm daim teb.
1) Piv txwv li, ib qho saum npoo pheborly hydroxyl hloov cov khoom xa tawm tau npaj. Styrene Divinylbenzene Resin tau npaj los ntawm Monomer Styrene thiab hla kev sib txuas tus neeg sawv cev cov neeg saib xyuas cov neeg laus huv. Nitrated Styrene Divinylbenzene Resin yog tau los ntawm pawg Nitro pawg ntawm Styrenee Divinylenee Resin yog tau los ntawm kev tawm tsam txo qis. Thaum kawg, cov pawg amino nto yog hloov dua siab tshiab phenolly hydrool hydroul. Cov txheej txheej npaj ntawm phebolic hydrochyl hloov pauv ntawm qhov chaw ntawm tus muab tub lim yog yooj yim, thiab qib kev ua haujlwm tau yooj yim. Los ntawm kev tswj hwm qhov tseeb ntawm phenolic hydrolicly hydrolics ntawm cov muab tub lim rau cov khoom siv uas tsis muaj kua qaub extraction ntawm cov muab tub lim. Cov kev xaiv rho tawm ntawm cov ncej puab polar hauv dej yog qhov siab, thiab kev tshaj tawm muaj peev xwm yog qhov loj.
2) Npaj ntawm kev ua haujlwm nano porous polymer cov khoom, suav nrog a. Kev npaj ntawm aldehyde reactants muaj ob txoj hlua khi los ntawm ntau feem ntawm synthesis. b. Qhov 4- AllyloxyBenzaldehyde tau npaj hauv Kauj Ruam A yog siv los paub tus kabmob ugi plaub tiv thaiv los npaj monomers. c. Cov Divinylenzene raug xaiv los ua tus ntoo khaub lig kev sib txuas los ntawm kev hloov pauv ntawm Ubolymermal los ntawm kev daws teeb meem NANO ntxeem cov khoom siv. Qhov sib piv ntawm cov neeg muaj kev ua haujlwm yog 1. {}}}}. {}}.}.}.}.}.}.}.}.}.} 4. {{{{{}}. {14}}}}}}.}}}.}}}. {}} H. Tom qab cov tshuaj tiv thaiv, cov kuab tshuaj uas seem tau muab tshem tawm los ntawm kev kub siab ntawm chav tsev kub lossis tshuab nqus tsev.
Divinylenzene (DVB), raws li Benzene Ring derivative uas muaj ob pab neeg vinyl, tau pom cov ntaub ntawv tshwj xeeb uas muaj nqis rau nws cov qauv molecular thiab reactivity. Kab lus no yuav siv cov xwm txheej sib tw thiab kev nce qib thev naus laus zis ntawm plaub qhov ntev: Tshuaj lom neeg, kev tsim khoom siv txhua hnub, thiab kev tshawb fawb txhua hnub, thiab kev tshawb fawb txhua hnub, thiab kev tshawb fawb txhua hnub, thiab kev tshawb fawb txhua hnub
Cov Ntawv Thov Kev Lag Luam
(1) Resin Synthesis teb
Ion pauv Resin:
Cov txheej txheem synthesis: DVB yog coprene, thiab sulfonic acid pawg (- so3h) lossis cov pab pawg neeg ammonium (⁺ R3) tau qhia los npaj cov cation / anion sib pauv resins.
Chaw Thov:
Kev kho dej: Tshem tawm cov hlau hlau hnyav (PB ² ⁺, cd ² ⁺ ⁺), ua kom pom cov dej nyuaj, thiab ua kom huv cov dej haus.
Biopharraceuticals: tshuaj tua kab mob ua kom muaj zog, protein sib cais, ntshav qab zib adsorbent.
Kev Lag Luam Hluav Taws Xob: Kev Kho Kom Hluav Taws Xob Hluav Taws Xob, kev rov ua dua tshiab ntawm cov khoom muaj nqis.
Polystyrene cob qhia:
Kev hloov kho cov nyhuv: DVB ua raws li tus neeg sawv cev ntawm cov neeg muaj zog nce ntxiv (izod nowance (kub tiv taus kub nce siab nce qib 25 degree) ntawm polystyrene.
Cov ntaub ntawv thov daim ntawv thov: Kev Cuam Tshuam Siab Polystyrene (HIPS HIPS) yog siv rau hauv kev tsim khoom ntawm cov cuab yeej cuab cov cuab yeej cuab tam.
Unsaturated polyester Resin:
Hla cov ntom tswj: tus nqi ntawm DVB siv cuam tshuam rau lub hardness thiab corrosion tsis kam ntawm cov cob.
Cov khoom kawg: Frp kav dej, corrosion-resistant cia tso tsheb hlau luam, nkoj Cheebtsam.
(2) roj hmab thiab elastomers
Tshwj Xeeb Roj Hmab Synthesis:
Co kev hloov kho: DVB yog copolymerized nrog Butadiene thiab Acrylonitrile los npaj roj hmab tiv thaiv roj (NBR) thiab kub tiv taus roj hmab (HNBR).
Performance improvement: Tensile strength>30 MPA, qhov kub tawm tsam ntau -40 degree rau 150 degree.
Thermoplastic elastomers (TPE):
Dynamic crosslinking: DVB koom nrog kev npaj cov block copolymers xws li sbs thiab sis, ua kom muaj txiaj ntsig zoo thiab txheej txheem.
Chaw Thov Daim Ntawv Thov: Cov Khoom Siv Khau Qhuab, Sealing Daim Ntawv, Kho Mob.
(3) Txheej pleev thiab cov nplaum
Kev ua tau zoo ceings:
UV Cilable Txheej Txheej Txheem Acrylic Rised Acrylic Resin, nrog 50% nce hauv kev kho kom ceev thiab ua tau zoo heev.
Anti corrosion txheej: Ntxiv DVB kev hloov kho mus rau Epoxy Resin, nrog rau cov ntsev txau tiv thaiv txog li 2000 teev.
Cov Qauv Txheej Txheem:
Epoxy Resin Toublenenenen: hloov kho Epoxy tau npaj nrog DVB kev koom tes muaj lub zog shear loj dua 25 MPa thiab tsim nyog rau kev ua raws li tsev kho tsheb sib txuas.
(4) ion pauv membrane
Roj Cell Separator:
Cov tshuaj tiv thaiv Protonity:Divinylenzene (DVB) cross-linked sulfonated polyetheretherketone (SPEEK) membrane, proton conductivity>{{0 {}}. 1 s / cm (80 degree).
Hluav Taws Xob Hluav Taws Xob:
Desalination efficiency: DVB copolymer membrane, NaCl retention rate>99%, dej flux mus txog 10 L / M ²².
Kev Siv Lub Neej Lub Neej
(1) Cov ntaub ntawv hauv tsev
Yas Table:
Polystyrene hloov kho: Hips yas nrog ntxiv DVB txhim kho microwave suces.
Hniav Panels:
Nplaim retardant kev kho: DVB koom rau hauv kev npaj ntawm nplaim taws retardants, uas ua rau cov ntoo oxygen index (Loi) ntawm tshaj 28%.
Cov Khoom Kho Mob:
Cov iav lo ntsiab muag: DVB hla kev sib txuas ua ke lo ntsiab muag nrog 1.59 thiab ib tus lej ntawm 40.
(2) Kev Saib Xyuas Tus Kheej
Cov naj hoom txhim kho:
Kev ua haujlwm ntawm cov tshuaj tsw qab (DVB derivatives tuaj yeem siv ua prolong lub tshuaj ntsuam xyuas lub sijhawm ntawm naj hoom rau {}} teev.
Sunscreen:
Nano dispersion technology: DVB modified titanium dioxide nanoparticles with SPF value>50 thiab kev nqus cov nqi nqus<0.1%.
Kev Tshawb Nrhiav Kev Tshawb Fawb thiab Txiav-Edge Kev Tshawb Fawb
(1) Khoom Siv Kev Tshawb Fawb
Porous polymer:
Gas separation membrane: DVB is copolymerized with tetrafluorobenzonitrile to prepare intrinsic pore polymer (PIM), with a CO ₂/CH ₄ selectivity of 30.
Nanocomposite cov ntaub ntawv:
Graphene modification: DVB participates in the surface grafting of graphene, enhancing the conductivity of polymer based composites (conductivity>1 s / cm).
(2) Kev Tshawb Fawb Kev Tshawb Fawb
Cov cab kuj:
Targeted nanoparticles: DVB crosslinked polylactic acid glycolic acid (PLGA) nanoparticles with drug encapsulation efficiency>85% thiab kev tso tawm lub sijhawm thaum 30 hnub.
Koom Haum Engineering:
3D luam tawm cov khoom siv: DVB hloov polyethylene glycol diacylenate (Pegda), txhawb nqa cov khoom siv hluav taws xob eastaulolast.
(3) Kev tshawb fawb ib puag ncig
Cov Pollutant Adsorbent:
Hnyav Hlau Capture: DVB Hla Chitosan Resin muaj qhov muaj peev xwm adsorption ntawm 260 mg / g rau pb ².
Co ₂ Kev Cuag:
Amine Functions Cov Khoom Siv: DVB copolymerized nrog polyethyleneimine, nrog ib co ₂ Adsorption muaj peev xwm ntawm 4.5 MMOL / G (75 DEGUR).
A method for producing divinylbenzene and methylstyrene by mixing methylethylbenzene and diethylbenzene.Divinylenzene (DVB)Thiab methyletylbzene tau sib xyaw los ua cov ntaub ntawv nyoos raws li cov piv ntawm 95%: 5%, thiab yog cov kauj ruam ntawm cov hauv qab no:
a. Cov ntaub ntawv raw yog ntxiv rau hauv cov evaporator kom sib xyaw nrog cov chav khov. Cov chav sib xyaw ua ke hauv cov evaporator tau los ntawm stripping thiab cua sov nrog chav mus txog 80 degree ~ 150 degree thiab tom qab ntawd nkag mus rau SuperHeater. Lub dehydrogenation cov roj tawm los ntawm lub reactor thib ob tseem tuaj yeem tawm tswv yim rau hauv superheater. Cov pa hluav taws xob sib xyaw thiab cov tshuaj tiv thaiv hluav taws xob tiv thaiv cov roj thib ob ntawm cov raj sab thiab lub khauj khaum ntawm lub superheater ua kom qhov kub ntawm cov sib xyaw chav 500 degree ~ 600 degree;
b. Cov chav khov yog rhuab rau 600 degree - 700 degree los ntawm cov cua sov sov thiab tom qab ntawd nkag mus rau hauv nruab nrab rauv. Lub dehydrogenation cov roj teeb cov roj tawm los ntawm thawj reactor thawj nkag mus rau hauv nruab nrab rov qab. Cov pa roj kuab lom thiab cov roj teeb dehydrogen tiv thaiv hluav taws xob tawm los ntawm thawj reactor ua kom muaj qhov sib pauv theem nrab kom txog thaum muaj 600 degree {3}} degree. Cov tso zis STA nkag tau nkag rau cov cua sov thiab yog rhaub kom 700 - 800 degree;
a. Sib tov cov chav sib xyaw uas tau txais hauv kauj ruam (1) a thiab cov roj muaj kuab lom los ntawm kauj ruam b rau hauv thawj rechaor nruab nrog catalyst cov tshuaj tiv thaiv;
b. Cov txheej txheem roj tom qab cov tshuaj tiv thaiv nyob rau hauv thawj tus reasser nkag mus rau hauv kauj ruam (1) cov roj txheem sib pauv ob zaug kom txuas ntxiv cov tshuaj catalytic dehydrogenation;
a. Lub dehydrogenation cov roj tawm los ntawm tus supertheater thib ob rau cov khoom siv raw thaum muaj cua sov ntxiv rau cov cua sov ntxiv rau kev txias thiab ua ntej sib cais. Cov tshuaj sib cais nkag rau cov khoom txias txias thiab roj-dej cais tawm hauv lub tsheb;
b. Cov tshuaj hauv cov khoom txias txias tau sib cais dua, thiab cov khoom sib cais nkag rau cov roj-dej sib cais tank thiab tus Tsov tus tw gaser sib cais;
c. Cov khoom sib cais los ntawm cov roj-dej sib cais tank yog ntxuav los ntawm cov pej thuam vwm ntauwd, lub delunillation ntauwd kom tau cov khoom kawg thiab methylstyrene.
Cim npe nrov: Divinylenzene (DVB) CAS 1321-74-0, cov chaw muag khoom, chaw tsim khoom, chaw tsim khoom, yuav khoom, nqe, loj, rau muag