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Polyisobutene - Cov khoom muaj txuj ci ntau yam hauv kev lag luam niaj hnub no
Polyisobutene, los yog PIB luv luv, yog ntau yam khoom siv nyob rau hauv ntau hom kev lag luam.Nws yog dav siv nyob rau hauv lubricating roj additives, polymer khoom ua, tshuaj thiab tshuaj pleev ib ce, zaub mov additives, thiab ntau dua.PIB yog ib qho tsis muaj xim, tsis muaj ntxhiab, tsis muaj tshuaj lom isobutene homopolymer uas muaj cov tshuaj zoo heev.Hauv tsab xov xwm no, peb yuav tshawb txog cov yam ntxwv, cov txiaj ntsig, thiab kev siv ntawm Polyisobutene.
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Chaw tsim tshuaj paus Zoo Nqe PERCHLORETHYLENE CAS: 127-18-4
PERCHLOROETHYLENE: tseem hu ua chloride tag nrho.Hais txog cov qauv molecular, cov tebchaw tsim los ntawm tag nrho cov hydrogen atoms hauv ethylene tau hloov los ntawm chlorine.Xyoo 1821, thawj zaug nws tau tsim los ntawm FaraDay thermal decomposition.Colorless pob tshab kua.Muaj ether-zoo li ntxhiab tsw.Nonflammable.
CAS: 127-18-4 Nr
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Tuam Tshoj Tus Nqi Zoo Pentamethyldipropylenetriamine (PMDPTA) CAS: 3855-32-1
PMDPTA yog ib qho tsis tshua muaj ntxhiab npuas / gel tshuav nyiaj li cas, uas tuaj yeem siv rau hauv polyether-type polyurethane soft foam, polyurethane tawv npuas thiab txheej nplaum.PMDPTA tshwj xeeb tshaj yog siv rau hauv pwm txias HR ua npuas ncauj.PMDPTA yog hu ua tsib-base di-propyleneramine, uas muaj ntau yam kev siv hauv ntau yam mos thiab tawv foams.PMDPTA tuaj yeem muab cov lus teb pib sib npaug thiab cov lus teb gel, thiab txuas ntxiv cov tshuaj tiv thaiv ua npuas ncauj thiab lub sijhawm gel teb.Cov catalyst no tuaj yeem tsis tsuas yog siv ib leeg xwb, tab sis kuj koom nrog lwm cov catalysts thiab cov neeg sawv cev pabcuam.PMDPTA tuaj yeem yaj hauv polyether polyol.
Nws yog yooj yim yaj nyob rau hauv feem ntau cov kuab tshuaj.Ua npuas ncauj thiab gel tshuaj tiv thaiv sib npaug.Qhov zoo yog siv hauv cov mos mos ua npuas ncauj, uas tuaj yeem zam qhov tawg thiab pinhole ntawm npuas, uas muaj kev ua haujlwm zoo heev.Txhim kho cov txheej txheem, kam rau ua thiab qhov chaw kho qhov ua tau zoo ntawm cov npuas tawv tawv.Txhim kho qhov siab dua ntawm cov yas ua npuas ncauj.
Property zog: boiling point: 102 ° C / 1mmHg, ceev: 0.83 g / cm3, refractive index: 1.4450 txog 1.4480, flash point: 92 ° C, acidity coefficient (PKA): 9.88 ± 0.28 (Predict).Nws yog tsuas yog siv rau alkaline melting phenols, thiab tseem siv rau inter-phenylphenols, thiab lwm yam, thiab feem ntau yog siv los ua catalysts hauv esterization thiab lub cev qhuav dej;dye nruab nrab
CAS: 385-32-1 Nr
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Chaw tsim tshuaj paus Zoo Nqe EPOXY RESIN CURING AGENT PACM CAS # 1761-71-3
EPOXY RESIN CURING AGENT PACM (PACM luv luv) muaj nyob rau hauv peb lub stereoisomers nrog cov khoom sib txawv thermodynamic: trans-trans, cis-trans, thiab cis-cis.EPOXY RESIN CURING AGENT PACM yog ib qho tseem ceeb alicyclic diamine, thiab EPOXY RESIN CURING AGENT PACM yog siv los npaj alicyclic dicyclohexylmethane diisocyanate (H12MDI) los yog siv ncaj qha los ua epoxy resin curing agent.
PACM yog xim tsis muaj xim lossis xim daj me ntsis lossis xim dawb waxy khoom, nrog tus txheeb ze ntom ntom ntawm 0.9608.Lub melting point yog 35 ~ 45 ℃.Boiling point 159 ~ 164 ℃ (0.67kpa).Lub refractive index yog 1.5030.Yooj yim rau yaj hauv toluene, roj av ether, ethanol, tetrahydrofuu, thiab lwm yam.
CAS: 1761-71-3 Nr
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Chaw tsim tshuaj paus Zoo Nqe OP200 Epoxy Silane Oligomer CAS: 102782-97-8
Cov tsos ntawm OP200 Epoxy Silane Oligomer yog xim tsis muaj xim rau daj ntseg daj pob tshab kua, uas belongs rau epoxy hloov polysiloxane.Piv nrog cov pa epoxyxane, nws tswj tau qhov zoo ntawm cov tshuaj tiv thaiv epoxy thiab cov nyhuv coupling.Kev ruaj khov ruaj khov yog siv dav hauv kev hloov kho plastics, coatings thiab lwm qhov chaw.
CAS: 102782-97-8
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Chaw tsim tshuaj paus Zoo Nqe N-ETHYL PYRROLIDONE (NEP) CAS: 2687-91-4
NEP yog cov kua tsis muaj xim thiab pob tshab nrog cov polarity siab, tshuaj lom neeg ruaj khov thiab siab thermal stability.NEP yog boiling point yog 82-83 ° C (-101.3Kpa), lub refractive index yog 1.4665 Chemicalbook, thiab qhov ceev yog 0.994.NEP muaj cov yam ntxwv ntawm siab solubility, tsis tshua muaj vapor siab thiab tsis tshua muaj dielectric tas li.Kev lag luam, NEP tuaj yeem siv los ua cov kuab tshuaj muaj txiaj ntsig zoo, catalyst thiab cationic surfactant.
N-ETHYL PYRROLIDON muaj qaug zog alkali;NEP yog ib tug muaj zog polar organic solvent uas yuav yaj nrog ib tug proportional proportions nrog dej thiab cov organic solvents.NEP yog ib tug divestitist ntawm lithium roj teeb, qhuav kua nplaum txawj, thiab kho qhov muag resistant corrosion agent, txheej unfolding tus neeg saib xyuas, thiab epoxy resin kua nplaum ntug .
CAS: 2687-91-4 Nr
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Chaw tsim tshuaj paus Good Price ALTERNATIVE OF CAPTURE 3800 CAS: 72244-98-5
ALTERNATIVE OF CAPTURE 3800 yog sulfhydryl terminated kua epoxy curing tus neeg sawv cev nrog cov yam ntxwv ntawm cov xim tsis muaj xim, pob tshab thiab tsis muaj ntxhiab tsw.Nyob rau hauv lub xub ntiag ntawm tertiary amine promoters, thiab Epoxy resin tuaj yeem kho tau sai ntawm qhov kub thiab txias thiab zaj duab xis.Lub sij hawm gel tuaj yeem raug txo los ntawm kev xaiv qhov tsim nyog tertiary amine accelerator txo rau 4 feeb.ALTERNATIVE OF CAPTURE 3800 muaj qhov adhesion zoo heev thiab tuaj yeem siv los ua tus txhawb nqa los txhim kho kev kho ceev ntawm cov resin thiab lwm yam amine curing agents degrees.
CAS: 72244-98-5 Nr
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Chaw tsim tshuaj paus Zoo Nqe N, N-Dimethylcyclohexylamine (DMCHA) CAS: 98-94-2
N, N-Dimethylcyclohexylamine yog cov organic compound nrog cov tshuaj formula C8H17N.N, N-Dimethylcyclohexylamine yog cov kua tsis muaj xim thiab pob tshab, insoluble hauv dej, soluble nyob rau hauv feem ntau cov organic solvents xws li ethanol thiab ether.N, N-Dimethylcyclohexylamine feem ntau yog siv los ua cov catalyst thiab roj hmab accelerator.Nruab nrab, kuj tuaj yeem siv rau kev kho ntaub.
Chemical zog: melting point: -60 ° C, boiling point: 158-159 ° C (LIT.) ceev: 0.849g/mlat25 ° C (LIT.) Vapor siab: 3.6mmhgchemicalbook (20 ° C) refractive index: n20/ d 1 qib.454 (LIT.) Flash point: 108 ° F Cia tej yam kev mob: Storebelow + 30 ° C.
CAS: 98-94-2 Nr
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Tuam Tshoj Tus Nqi Zoo Dibutyltin Dilacetate (DBTDA) CAS: 1067-33-0
Dibutyltin diacetate yog cov kua ntshiab daj.Yooj yim rau txheej txheem thiab tuaj yeem siv txog li 250 ° C.Dibutyltin diacetate yog insoluble hauv dej thiab soluble nyob rau hauv feem ntau cov organic solvents.Siv nyob rau hauv silanol condensation cov tshuaj tiv thaiv rau caulk thiab sealant daim ntaub ntawv.
EineCS naj npawb: 213-928-8, molecular mis: C12H24SN, molecular hnyav: 351.03, melting point: 7-10 ℃, Dej tov: Insoluble SN ntsiab lus: 32.5 ± 0.5%, ntom: 1.32 ± 0.005 Bo (2 ℃) taw tes: 140 ~ 144 ℃ / 10mmhg, lub cev qauv qauv: Lub teeb daj lossis tsis muaj xim thiab pob tshab kua nrog acetic acid tsw.Nws yog khoom lossis semi-solid hauv qab 10 ° C. Coisturizing point: 8-10 ℃.
CAS: 1067-33-0 Nr
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Chaw tsim tshuaj paus Zoo Nqe D2000 CAS: 9046-10-0
Amine-TerminatedPolyether (D2000) yog ib chav kawm ntawm polyolefin tebchaw nrog cov pob txha mos polyether, capped los ntawm thawj lossis theem nrab amine pawg.Vim hais tias cov saw tseem ceeb ntawm cov molecule yog ib qho muag muag polyether saw, thiab cov hydrogen ntawm lub davhlau ya nyob twg ntawm polyether amine yog active dua li cov hydrogen ntawm lub davhlau ya nyob twg hydroxyl pawg ntawm polyether, yog li ntawd, polyether amine tuaj yeem hloov tau zoo rau polyether hauv qee yam khoom siv. cov txheej txheem, thiab tuaj yeem txhim kho daim ntawv thov kev ua haujlwm ntawm cov ntaub ntawv tshiab.D2000 yog siv dav hauv polyurethane reactive txhaj tshuaj molding cov ntaub ntawv, polyurea txau, epoxy resin curing agents thiab roj av scavengers.
Chemical Properties: Poly (propylene glycol) bis (2-aminopropyl ether) yog lub teeb daj lossis xim tsis muaj xim pob tshab ntawm chav sov, nrog qhov zoo ntawm cov viscosity tsawg, tsis tshua muaj vapor siab thiab siab cov ntsiab lus amine, thiab yog soluble hauv cov kuab tshuaj xws li ethanol, aliphatic hydrocarbons, aromatic hydrocarbons, esters, glycol ethers, ketones thiab dej.
CAS: 9046-10-0 Nr
