Nantong Kezhong Chemical Technology Co., Ltd.: Koj Trustworthy Tert-Butyl Peroxybenzoate Chaw tsim tshuaj paus!
Nantong Kezhong Chemical Technology Co., Ltd. yog tus kws tshaj lij ntawm cov organic peroxides, acyl chloride series thiab cov tshuaj yooj yim.Lub tuam txhab muaj tus kheej ntshuam thiab xa tawm tsim nyog, thiab tau cog lus los muab cov khoom sib tw thiab cov kev daws teeb meem zoo meej rau cov neeg siv hauv tsev thiab txawv teb chaws. Cov khoom muag zoo nyob rau hauv Suav Mainland, Suav Taiwan, Europe, America, India thiab lwm lub teb chaws thiab cheeb tsam.
Kev Pabcuam
Peb tau cog lus los tsim kho peb cov khoom lag luam niaj hnub los muab cov neeg siv khoom txawv teb chaws nrog ntau cov khoom lag luam zoo kom tshaj li cov neeg siv khoom txaus siab. Peb kuj tuaj yeem muab cov kev pabcuam customized raws li cov neeg siv khoom xav tau xws li qhov loj me, xim, tsos, thiab lwm yam.Peb tuaj yeem muab tus nqi zoo tshaj plaws thiab cov khoom zoo.
Zoo Guaranteed
Peb tau txuas ntxiv tshawb nrhiav thiab tsim kho tshiab kom tau raws li qhov xav tau ntawm cov neeg siv khoom sib txawv. Nyob rau tib lub sijhawm, peb ib txwm ua raws li kev tswj hwm nruj kom ntseeg tau tias qhov zoo ntawm txhua yam khoom ua tau raws li cov qauv thoob ntiaj teb.
Kev muag khoom thoob plaws lub tebchaws
Peb tsom rau kev muag khoom hauv kev lag luam txawv teb chaws. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Amelikas, South East Asia, Middle East thiab lwm thaj chaw, thiab tau txais txiaj ntsig zoo los ntawm cov neeg siv khoom thoob ntiaj teb.
Ntau hom khoom
Peb cov khoom muaj xws li Organic peroxides: Tert-butyl peroxybenzoate, dibenzoyl peroxide, di-tert-butyl peroxide, tert-butyl hydrogen peroxide, 2, 5-dimethyl-2, 5-bis (tert- butylperoxy) hexane, thiab bis (2, 4-dichlorobenzoyl peroxide), tag nrho 5000 tons / xyoo. Acyl chloride series thiab cov tshuaj yooj yim: acryloyl chloride, methacryloyl chloride, p-chlorobenzoyl chloride, benzophenone (qib refined), oxalyl chloride, benzoyl chloride, thiab lwm yam., tag nrho 15000 tons / xyoo.
Peb cov khoom muaj feem xyuam
Oxalyl chloride yog diacyl chloride muab tau los ntawm oxalic acid. Nws yog xim tsis muaj xim fuming kua nrog pungent tsw, uas tuaj yeem npaj los ntawm cov tshuaj tiv thaiv ntawm oxalic acid thiab Phosphorus pentachloride. Nws tuaj yeem decompose hnyav thaum raug dej thiab ethanol. Nws yog corrosive thiab tsim kua muag inducing.Nws tus lej CAS yog 79-37-8. Oxalyl chloride tseem hu ua Oxalyl dichloride thiab Ethanedioyl dichloride.Nws yog siv los ua reagent rau organic synthesis.
Acryloyl Chloride|CAS 814-68-6
Acryloyl chloride yog cov kua tsis muaj xim tsis muaj nplaim taws nrog cov ntxhiab tsw ntxhiab tsw.Nws CAS tus naj npawb yog 814-68-6.Acryloyl chloride yog tshuaj lom, kub heev thiab corrosive.Nws tuaj yeem ua rau kub hnyiab, thiab ua rau lub qhov muag thiab ua pa.
Methacryloyl Chloride|CAS 920-46-7
Methacryloyl chloride yog cov tsis muaj xim, pob tshab, thiab cov kua ntshiab ntshiab.Nws tus lej CAS yog 920-46-7.
Methacryloyl chloride tseem hu ua 2-Methyl-2-Propenoyl chloride.Nws yog cov nplaim taws heev.
DHBP|CAS 78-63-7|2, 5-Dimethyl-2, 5-Di (Tert-Butylperoxy) Hexane
2, 5-Dimethyl-2, 5-di (tert-butylperoxy) hexane yog dialkyl organic peroxide.Nws yog ib qho tsis tshua muaj hluav taws xob, me ntsis daj ntshiab kua. Nws tus lej CAS yog 78-63-7.Nws tuaj yeem diluted nrog hexane, odorless ntxhia roj, isododecane, thiab lwm yam. Nws tuaj yeem diluted nrog inorganic compound lossis polypropylene hmoov.
BPO|CAS 94-36-0|Dibenzoyl Peroxide
Dibenzoyl peroxide yog cov dawb granular, me ntsis iab almond tsw.Nws tus lej CAS yog 94-36-0.Nws yog ib qho muaj zog oxidizer, tsis ruaj tsis khov thiab flammable.Thaum cuam tshuam, rhuab lossis rubbed, nws tuaj yeem tawg.Thaum sulfuric acid ntxiv, combustion tshwm sim.
PAB|CAS 614-45-9|Tert-Butyl Peroxybenzoate
Tert-butyl peroxybenzoate yog cov organic peroxide.Nws tus lej CAS yog 614-45-9.Nws yog xim tsis muaj xim rau cov kua daj me ntsis thiab muaj cov ntxhiab tsw me ntsis.Nws yog insoluble hauv dej thiab soluble hauv cov kuab tshuaj organic.
PAB|CAS 25155-25-3|Bis (Tert-Butyldioxyisopropyl) Benzene
Bis (tert-butyldioxyisopropyl) benzene yog hmoov dawb.Nws tus lej CAS yog 25155-25-3.Nws yog nyob rau hauv qeb ntawm peroxide crosslinking tus neeg ua haujlwm, uas dhau mus dawb radical crosslinking thaum lub sijhawm vulcanization txheej txheem.
TBHP|CAS 75-91-2|Tert-Butyl Hydroperoxide
Tert-butyl hydroperoxide tseem hu ua TBHP.Nws cov yam ntxwv yog qhov zoo thermal stability, kev nyab xeeb siv, thiab yooj yim los tswj. Ntawm qhov kub qis dua 50 degree, nws cov haujlwm tsis hloov pauv ntau hauv peb lub hlis, thiab tsis tas yuav tsum tau ntim khoom khov.
CH|CAS 3006-86-8|1, 1-Di(Tert-Butylperoxy)Cyclohexane
1,1-Di(tert-butylperoxy)cyclohexane tseem hu ua CH. Nws yog siv los ua tus pib rau polymerization thiab copolymerization ntawm ethylene, styrene, acrylonitrile, acrylate, thiab methacrylate.
TBPB, uas yog daj ntseg daj, tsuas yog ntsib raws li cov kuab tshuaj xws li ethanol lossis phthalate. Raws li peroxo compound, TBPB muaj txog 8.16 wt% ntawm cov pa oxygen nquag thiab muaj qhov kub ntawm qhov kub ntawm tus kheej (SADT) txog li 60 degree. SADT yog qhov ntsuas kub qis tshaj plaws uas nws tus kheej ua kom nrawm nrawm ntawm cov ntim khoom thauj tuaj yeem tshwm sim hauv ib lub lis piam, thiab qhov uas yuav tsum tsis pub tshaj thaum khaws lossis thauj. Yog li ntawd, TBPB yuav tsum tau khaws cia ntawm qhov tsawg kawg nkaus 10 degree (hauv qab solidification) thiab siab tshaj 50 degree. Dilution nrog cov kuab tshuaj kub kub ua rau SADT. Ib nrab-lub neej ntawm TBPB, uas 50% ntawm peroxy ester decomposed, yog 10 teev ntawm 104 degree, ib teev ntawm 124 degree thiab ib feeb ntawm 165 degree. Amines, hlau ions, muaj zog acids thiab cov hauv paus, nrog rau cov muaj zog txo thiab oxidizing cov neeg ua hauj lwm ceev cov decomposition ntawm TBPB txawm nyob rau hauv tsawg concentrations. Txawm li cas los xij, TBPB yog ib qho kev nyab xeeb tshaj plaws peresters lossis organic peroxides hauv kev tuav. Lub ntsiab decomposition khoom ntawm tert-butyl peroxybenzoate yog carbon dioxide, acetone, methane, tert-butanol, benzoic acid thiab benzene.
Yuav Paub Txog Tert-Butyl Peroxybenzoate
Siv
Tert-Butyl peroxybenzoate yog siv los kho qhov kub thiab txias ntawm polyesters thiab pib cov tshuaj tiv thaiv polymerization. Nws tuaj yeem siv los ua Polymerization pib rau polyethylene, polystyrene, polyacrylates, thiab polyesters. Nws kuj yog siv los ua tshuaj lom neeg nruab nrab.
Tert-Butyl peroxybenzoate tau ua haujlwm ua polymerization thiab cross-linking catalyst. Nws kuj tau ua hauj lwm los ua tus pib thaum ?grafting ntawm 2,2,6,6-tetramethyl-1-piperidinyloxy (TEMPO)-4-oxyacetamido-(3 propyltriethoxysilane) rau poly (ethylene co-octene) thiab nyob rau hauv kev npaj ntawm conformal poly (cyclohexyl methacrylate) nyias films ntawm pib tshuaj vapor deposition.
Reactivity Profile
TERT-BUTYL PEROXYBENZOATE tawg nrog kev kub ntxhov loj heev thaum kub kub ceev heev; Daim ntawv ntshiab yog kev poob siab thiab tawg tau [Bretherick 1979 p. 602] ib. Thaum sib cuag nrog cov organic teeb meem, t-butyl peroxybenzoate tuaj yeem ignite lossis ua rau tawg [Haz. Chem. Cov ntaub ntawv 1973 p. 77] ib.
Health Hazard
T-Butyl peroxybenzoate yog cov tawv nqaij mos thiab qhov muag khaus. Kev raug rau 500 mg / hnub ua rau mob me me hauv qhov muag luav thiab tawv nqaij. Toxicitydata ntawm cov tsiaj qhia qhov kev txiav txim qis ntawm toxicity.
LD50 tus nqi, qhov ncauj (cov nas): 914 mg / kg
Nws tau raug tshaj tawm tias ua rau qog nqaij hlav (ntshav) hauv cov nas. Nws cov carcinogenic ua rau tib neeg tsis paub.
Hluav Taws Xob
Highly reactive thiab oxidizing compound nrog nruab nrab flammability; flash point (qhib khob) 107-110 degree (224.6-230 degree F); autoignition kub tsis qhia. Nws tsim ib qho kev sib tov sib xyaw nrog huab cua; qhov tawg ntau tsis qhia. Nws tsis yog rhiab heev rau kev poob siab tab sis yog kub rhiab heev. Nws tawg ntawm cua sov; nws tus kheej accelerating decomposition kub 60 degree (140 degree F).
Nws tuaj yeem hnov mob heev thaum sib xyaw nrog oxidizable, organic, thiab flammable tshuaj. Tus neeg tua hluav taws tua hluav taws: dej los ntawm lub tshuab hluav taws xob; siv dej los ua kom cov thawv txias.
Kev ruaj ntseg Profile
Muaj tshuaj lom los ntawm kev noj tshuaj. Ib daim tawv nqaij thiab qhov muag irritant. Cov lus nug carcinogen nrog cov ntaub ntawv kuaj mob qog noj ntshav. Cov ntaub ntawv hloov pauv tau tshaj tawm. Saib kuj PEROXIDES, ORGANIC. Muaj peev xwm tawg tau thaum kub siab tshaj 11 5'C. Cov tshuaj tiv thaiv tawg ntawm kev sib cuag nrog cov khoom organic lossis tooj liab Q) bromide + limonene. Thaum rhuab mus rau decomposition nws emits pa taws thiab pa taws.
Carcinogenicity
Lwm cov kev tshawb fawb tau txiav txim siab qhov ua tau tias t-butyl peroxybenzoate tuaj yeem metabolized rau dawb radicals los ntawm tib neeg carcinoma tawv nqaij keratinocytes. Cov dawb radicals tau pom zoo los koom nrog hauv qhov cascade ntawm cov xwm txheej tshwm sim thaum lub sij hawm qog nqaij hlav.
Cia
Nws yuav tsum tau muab cia rau hauv qhov chaw muaj cua zoo ntawm qhov kub ntawm 10 thiab 27 degree (50-80 degree F), cais tawm ntawm oxidizable, flammable, organic cov ntaub ntawv thiab accelerators. 5-gallon peev xwm muab tso rau hauv cov thawv ntoo orfiberboard.
Production Process Of TBPB
Acid Kev npaj:71.4% los ntawm qhov hnyav ntawm 98% concentrated sulfuric acid; dej yog 28.6%
Ua ntej, muab 98% concentrated sulfuric acid rau hauv cov tshuaj tiv thaiv kettle, tom qab ntawd ntxiv dej hauv qhov txias txias kom paub meej tias qhov kub tsis siab tshaj 80 degree, thiab dripping rau 60 feeb, qhov ceev yog thawj zaug siab thiab tom qab ntawd qis, thiab cov dej ntws. ceev yog txiav txim raws li qhov kub thiab txias. Tom qab lub dropwise ntxiv, qhov sib tov yog txias rau chav tsev kub. 70 feem pua dilute sulfuric acid yog tau rau standby.
Esterification:30.6-35 wt% ntawm tert-butyl cawv; 70% dilute sulfuric acid 65-69.4 wt%.
Muab tert-butyl cawv rau hauv lub hwj tshuaj tiv thaiv, dripping 70% dilute sulfuric acid rau hauv cov tshuaj tiv thaiv kettle, tso cov brine khov rau hauv ib qho interlayer ntawm cov tshuaj tiv thaiv kettle rau circulating ncig ntawm lub circulating twj tso kua mis, thiab tswj qhov kub ntawm cov brine khov rau. nyob nruab nrab ntawm 30 thiab 34 degree. Thiab (4) tau txais cov kua esterified rau kev siv tom qab siv tas lawm.
Synthesizing:31.4 txog 37.8 qhov hnyav feem pua ntawm 27.5 feem pua ntawm hydrogen peroxide; 62.2 txog 68.6 qhov hnyav feem pua ntawm cov kua esterification.
Ntxiv 27.5% hydrogen peroxide rau hauv cov tshuaj tiv thaiv kettle, ntxiv cov tshuaj esterification dropwise, thiab tswj qhov kub thiab txias kom yog 34-38 deg.C nrog cov dej qab ntsev khov. stirring rau 30 feeb tom qab lub dropwise ntxiv lawm, sawv ntsug rau 10 teev, thiab ces tshem tawm cov qis txheej diluted acid kom tau crude tert-butyl, uas yog crude tert-butyl hydroperoxide rau tom qab siv. Esterification kua hydrogen peroxide crude tert-butyl hydroperoxide di-tert-butyl hydroperoxide dej
Npaj Sodium ntsev:25.8-26.8 wt% ntawm 30% kua alkali; ntxhib tertiary 20.7-23.7 wt%; 50.5-52.5 wt% dej.
Ua ntej, 30 feem pua ntawm cov kua caustic soda yog muab tso rau hauv cov tshuaj tiv thaiv kettle uas muaj dej, qhov kub ntawm cov tshuaj tiv thaiv kettle yog tswj los ntawm kev siv cov dej khov khov, tag nrho cov crude caustic soda yog dripped rau hauv cov tshuaj tiv thaiv kettle, thiab qhov kub thiab txias yog tswj ntawm 15 degree thiab 20 degree. stirring rau 30 feeb tom qab lub dripping tiav, sawv rau 1 teev, nyob rau hauv lub qis txheej yog sodium ntsev, thiab lub sab sauv txheej yog ib tug byproduct, uas yog dej.
Crude tertiary kua alkali sodium ntsev dej
Condensation:77.2-80 wt% ntawm sodium ntsev; 20-22.8 wt% ntawm benzoyl chloride.
Ntxiv benzoyl chloride rau hauv cov tshuaj tiv thaiv kab mob, ua kom txias los ntawm kev siv cov ntsev khov khov, ntxiv sodium ntsev dropwise ntawm qhov kub hauv qab 20 degree, ua kom qhov kub thiab txias rau 1 teev ntawm qhov kub ntawm 15 thiab 20 degree tom qab dropwise ntxiv, sawv rau 1 teev, thiab tom qab ntawd txheej txheej, qhov txheej txheej sab saud yog cov khoom siv raw, thiab cov txheej txheem qis yog cov kua khib nyiab.
Sodium ntsev benzoyl chloride crude sodium chloride
Ntxuav thiab ziab:14.6-15% los ntawm qhov hnyav ntawm 30% kua alkali; 7880 wt.% dej; 5-7.3 wt% ntawm anhydrous sodium sulfate.
Raws li ntxiv 30% kua caustic soda thiab dej rau hauv cov tshuaj tiv thaiv kettle, ntxiv tag nrho cov khoom siv crude, nplawm rau 20 feeb, thiab sawv ntsug li 1 teev kom tshem tawm cov dej khib nyiab qis. Ntxuav nrog dej rau 2-3 zaug los ntawm tib txoj kev, tshem tawm cov dej khib nyiab sab saud, ntxiv ib qho nyiaj ntawm cov tshuaj sodium sulfate, nplawm rau 30 feeb, thiab lub tshuab nqus tsev lim kom tau txais cov khoom kawg.
Kev khaws cia thiab kev thauj mus los
Tert-butyl peroxybenzoate yog ib qho tseem ceeb tshuaj raw khoom, uas yog dav siv nyob rau hauv lub manufacturing txheej txheem ntawm polymer, yas, roj hmab thiab lwm yam ntaub ntawv. Txawm li cas los xij, vim nws cov nplaim taws, tawg, muaj kuab lom thiab lwm yam ntxwv, nws yog ib qho tsim nyog yuav tsum ua raws li cov cai tswj kev nyab xeeb thaum lub sijhawm khaws cia thiab kev thauj mus los kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm thiab ib puag ncig.
Kev nyab xeeb cia Specification ntawm Tert-Butyl Peroxybenzoate
Qhov chaw cia yuav tsum qhuav, qhov cua, txias, thiab kom deb ntawm cov nplaim taws, qhov cua sov thiab lwm qhov chaw txaus ntshai.
Cov thawv ntim khoom yuav tsum ua raws li cov qauv tsim nyog thiab muaj lub zog txaus thiab sealing kev ua tau zoo los tiv thaiv kev xau thiab volatilization.
Lub chaw cia khoom yuav tsum muaj cov cim kev nyab xeeb thiab cov cim ceeb toom, thiab kev haus luam yeeb thiab qhib hluav taws yuav tsum raug txwv.
Thaum lub sijhawm khaws cia, kev tshuaj xyuas thiab kev saib xyuas kev nyab xeeb tsis tu ncua yuav tsum tau ua kom pom thiab cuam tshuam txog kev nyab xeeb ntawm lub sijhawm.
Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb Rau Tert-Butyl Peroxybenzoate
Cov tsheb thauj mus los yuav tsum ua tau raws li cov qauv tsim nyog, muaj lub zog txaus thiab kev sib khi ua haujlwm, thiab tiv thaiv kom tsis txhob yaig thiab volatilization.
Thaum lub sij hawm kev thauj mus los, nws yuav tsum ua kom ruaj khov kom tsis txhob muaj kev vibration hnyav, kev sib tsoo, kev sib txhuam thiab lwm yam uas yuav ua rau muaj kev puas tsuaj rau lub thawv.
Cov neeg ua haujlwm tshwj xeeb yuav tsum raug xaiv los saib xyuas kev thauj mus los thaum lub sijhawm thauj mus los los saib xyuas kev nyab xeeb kev thauj mus los thiab daws cov xwm txheej kub ntxhov.
Thaum lub sij hawm kev thauj mus los, cov cai tswj kev nyab xeeb ntawm txoj kev tsheb yuav tsum tau ua kom muaj kev nyab xeeb thiab kev tsav tsheb.
Hauv kev xaus, tert-butyl peroxybenzoate yog ib qho tseem ceeb raw khoom rau kev tsim tshuaj lom neeg, thiab nws qhov chaw ruaj ntseg thiab kev thauj mus los yog qhov tseem ceeb heev. Cov koom haum cuam tshuam thiab cov tib neeg yuav tsum ua raws li cov cai tswj hwm kev nyab xeeb thiab ua kom muaj txiaj ntsig zoo los xyuas kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm thiab ib puag ncig.
Kev Kho Mob Kub Ceev
Nyob rau hauv cov ntaub ntawv ntawm kev huam yuaj, yuav tsum tam sim ntawd txiav tawm qhov to, thiab siv tsis-combustible dispersant scrub, tom qab dilution rau hauv dej khib nyiab system.
Thaum muaj xwm txheej kub ntxhov, cov tshuaj tua hluav taws xws li cov hmoov qhuav, ua npuas dej thiab cov pa roj carbon dioxide yuav tsum tau siv tam sim ntawd los tua hluav taws, thiab hu rau tub ceev xwm nyob rau lub sij hawm mus nrhiav kev tua hluav taws.
Yog tias cov neeg ua haujlwm tau ntsib nrog cov khoom sib txuas, lawv yuav tsum tshem tawm cov khaub ncaws tsis huv tam sim ntawd, yaug qhov chaw sib cuag nrog dej ntws, thiab nrhiav kev kho mob raws sijhawm.
Kev siv ntawm Tert-Butyl Peroxybenzoate
Hauv Polymer Chemistry
Feem ntau, TBPB yog siv los ua ib qho kev pib radical, xws li polymerization ntawm ethylene (rau LDPE), vinyl chloride, styrene lossis acrylic esters los yog hu ua unsaturated polyester resins (UP resins). Tus nqi siv rau kev kho ntawm UP resins yog li ntawm 1-2%. Ib qho tsis zoo, tshwj xeeb tshaj yog nyob rau hauv kev tsim cov polymers rau kev siv hauv cov khoom noj lossis tshuaj pleev ib ce, yog qhov tsim tau ntawm benzene ua cov khoom tawg uas tuaj yeem tawg tawm ntawm cov polymer (piv txwv li, LDPE ntim zaj duab xis).
Hauv Organic Chemistry
Cov pab pawg tiv thaiv 2-trimethylsilylethanesulfonyl chloride (SES-Cl) rau thawj thiab theem nrab cov amino pawg yog nkag tau los ntawm cov tshuaj tiv thaiv ntawm vinyltrimethylsilane nrog sodium hydrogensulfite thiab TBPB rau sodium ntsev ntawm trimethylsilylethanesulfonic acid thiab cov tshuaj tiv thaiv tom qab nrog thionylcorresponding rau lub sulfonyl chloride.
Synthethis Ntawm Pawg Tiv Thaiv SES-CL
TBPB tuaj yeem siv los qhia txog pawg benzoyloxy nyob rau hauv txoj haujlwm allyl ntawm unsaturated hydrocarbons.
Synthesis Ntawm 3-benzoyloxycyclohexene
Los ntawm cyclohexene, 3-benzoyloxycyclohexene yog tsim nrog TBPB nyob rau hauv lub xub ntiag ntawm catalytic nqi ntawm tooj liab (I) bromide nyob rau hauv 71 mus rau 80% tawm los. Qhov no allylic oxidation ntawm alkenes, tseem hu ua Kharasch-Sosnovsky oxidation, generates racemic allylic benzoates nyob rau hauv lub xub ntiag ntawm catalytic nqi ntawm tooj liab (I) bromide.
Kharasch-sosnovsky Reaction
Ib qho kev hloov kho ntawm cov tshuaj tiv thaiv siv tooj liab (II) trifluoromethanesulfonate ua cov catalyst thiab DBN lossis DBU ua cov hauv paus kom ua tiav cov txiaj ntsig txog 80% hauv cov tshuaj tiv thaiv ntawm acyclic olefins nrog TBPB rau allylic benzoates. Hloov oxazolines thiab thiazolines tuaj yeem oxidized rau cov oxazoles thiab thiazoles nyob rau hauv kev hloov kho Kharash-Sosnovsky oxidation nrog TBPB thiab sib tov ntawm Cu(I) thiab Cu(II) ntsev nyob rau hauv haum yields.
FAQ
Cim npe nrov: Tuam Tshoj tert-butyl peroxybenzoate manufacturers, lwm tus neeg, Hoobkas
