Taw qhia
Perfluorooctyl Triethoxysilaneyog lub siab -kev ua tau zoo organofluorosilane compound uas ua haujlwm ua tus neeg saib xyuas kev hloov kho saum npoo av. Cov kua tsis muaj xim no yog tsim los ua kom muaj zog, ruaj khov hydrophobic (dej-repellent) thiab lipophobic (roj-repellent)) cov khoom rau ntau yam substrates[1]. Los ntawm kev tsim cov ntawv cog lus ruaj khov nrog rau qhov chaw, nws tsim cov txheej txheem tiv thaiv molecular uas yog ib qho tseem ceeb rau cov txheej txheem siab hauv cov tshuaj pleev ib ce, txheej txheej, thiab kev tiv thaiv kev kho mob.
Biochemical & Physical Parameters
| Parameter | Specification |
|---|---|
| CAS Nr. | 51851-37-7 |
| INCIN npe | Perfluorooctyl Triethoxysilane |
| Qhov tshwm sim | Tsis muaj xim, pob tshab kua |
| Kev ntsuam xyuas (GC) | Ntau dua lossis sib npaug li 97.0% |
| Molecular Formula | C14H19F13O3Si |
| Molecular Luj | 510,364 g / mol |
| Boiling Point | 272.4 ± 40.0℃ntawm 760 mmHg |
| Ceev (ntawm 25 degree) | 1.3 ± 0.1g / cm3 |
| Refractive Index | 1.349 |
Mechanism ntawm Action
Lub cim functionality ntawmPerfluorooctyl Triethoxysilanetshwm sim los ntawm nws cov qauv hybrid molecular, uas ua rau muaj ob - kauj ruam kev hloov kho qhov chaw:
1. Silane Anchoring (Hydrolysis & Condensation):Cov triethoxysilane (-Si(OCH₂CH₃)₃) pab pawg yog "tsheb thauj mus los." Nyob rau hauv lub xub ntiag ntawm noo noo, cov ethoxy pawg hydrolyze los ua reactive silanol (-Si-OH) pawg. Cov silanols ces condense nrog hydroxyl (-OH) pawg tam sim no nyob rau hauv substrate nto (xws li, iav, hlau oxides, minerals, textiles), tsim ruaj khov, covalent Si-O-Si los yog Si-O-M (M{12}}substrate) bond[2]. Qhov no tsim kom muaj kev ruaj khov thiab ruaj khov rau saum npoo.
2. Fluorocarbon Chain Performance:Lub perfluorooctyl (C₈F₁₇) saw yog qhov "kev ua tau zoo" kawg. Qhov ntev, perfluorinated saw muaj lub zog qis heev thiab yog ob qho tib si oleophobic thiab hydrophobic. Thaum cov molecule yog anched rau saum npoo, cov fluorocarbon chain orientates nws tus kheej sab nraud, tsim kom muaj ib tug ntom, inert, thiab repellent monolayer uas zoo resists dej, roj, thiab av.
Cov txiaj ntsig tseem ceeb & Cov khoom siv ua haujlwm
- Dej thiab roj Repellency:Muab qhov zoo tshaj plaws thiab ntev ntev - tiv taus dej thiab ntau yam roj thiab roj.
- Enhanced Stain Resistance:Cov chaw kho mob ua rau cov staining los ntawm cov kua thiab av, ua kom yooj yim tu thiab tu.
- Txhim kho Powder Flow & Compatibility (Cov tshuaj pleev ib ce):Thaum siv los kho cov tshuaj pleev ib ce zoo li mica, silica, lossis pigments, nws ua rau lawv hydrophobic thiab lipophobic. Qhov no txhim kho hmoov flowability, txo clumping, thiab txhim khu kev sib raug zoo nrog roj-raws li formulations nyob rau hauv foundations, eyeshadows, thiab primers[3].
- Kev tiv thaiv nto:Tiv thaiv substrate los ntawm ib puag ncig yam xws li ya raws, corrosion, thiab av nkos.
- Stable Covalent Bonding:Muab kev ua haujlwm ruaj khov dua li cov txheej txheem lub cev lossis cov khoom siv adsorbing.
Cov ntawv thov hauv Kev Lag Luam
Perfluorooctyl Triethoxysilane kuayog ib tug ntau yam kev kho deg tus neeg saib xyuas:
1. Tshuaj pleev ib ce & Kev Kho Tus Kheej:
- Kev pleev xim:Siv raws li kev kho deg rau pigments thiab hmoov (xws li, mica) nyob rau hauv lub hauv paus, eyeshadows, thiab blushes muab ntev - hnav, hloov tsis kam, thiab ib tug du, tsis yog - greasy xav.
- Sunscreens & Skincare:Nws tuaj yeem siv los faib cov dej tsis haum rau cov formulations.
2. Textiles & Apparel:Rau kev tsim kom muaj siab - dej ua tau zoo- thiab stain - cov ntaub nplaum rau sab nraum zoov iav thiab khaub ncaws.
3. Electronics:Siv los ua cov dej noo- pov thawj thiab tiv thaiv- ntiv tes txheej rau cov khoom siv hluav taws xob thiab cov khoom siv rhiab.
4. Muaj txheej txheej:Siv rau pob zeb, pob zeb, hlau, thiab iav los muab kev tiv thaiv, yooj yim - rau - huv si.
Cov lus nug nquag nug (FAQ)
Q: Puas yog Perfluorooctyl Triethoxysilane muaj kev nyab xeeb hauv cov tshuaj pleev ib ce?
A: Thaum siv los ua tus neeg saib xyuas saum npoo ntawm cov hmoov thiab yaug kom tsim nyog thaum lub sijhawm tsim khoom, cov khoom seem ntawm cov silane dawb nyob hauv cov khoom siv tshuaj pleev ib ce zaum kawg yog tsawg heev. Nws tau teev tseg rau kev siv tshuaj pleev ib ce, tab sis nws txoj kev nyab xeeb raug ntsuas raws li ib feem ntawm kev tsim cov khoom kawg raws li cov txheej txheem tswj hwm zoo li EU thiab US FDA (rau cov khoom noj tsis ncaj). Nco ntsoov sab laj cov lus qhia txog kev cai tam sim no.
Q: Qhov no puas yog PFAS?
A: Yog lawm, nws muaj ib pawg perfluorooctyl (C8), uas faib nws raws li ib qho - lossis polyfluoroalkyl tshuaj (PFAS). Kev tswj xyuas ntawm qee qhov ntev -chain PFAS tau nce thoob ntiaj teb. Nws yog ib qho tseem ceeb los xyuas kom meej qhov ua raws li txoj cai ntawm qhov kev sib txuas tshwj xeeb rau koj lub lag luam thiab daim ntawv thov, raws li cov cai tau hloov mus tas li.
Q: Yuav siv li cas los kho cov tshuaj pleev ib ce zoo li mica?
A: Cov kua silane feem ntau yog diluted hauv cov kuab tshuaj thiab tom qab ntawd tov nrog cov hmoov (xws li, mica) nyob rau hauv kev tswj xyuas nrog kub thiab agitation. Cov silane molecules coated cov hmoov hmoov, daim ntawv cog lus rau lawv nto, thiab ua rau lawv hydrophobic / lipophobic. Cov hmoov kho yog ces feem ntau ntxuav thiab qhuav.
Q: Lub npe INCI yog dab tsi?
A: Lub npe International Nomenclature of Cosmetic Ingredient (INCI) lub npe yog Perfluorooctyl Triethoxysilane.
Tiv tauj peb
Txhim kho koj cov khoom ua tau zoo nrog rau qhov chaw siab tshaj - hloov kho lub peev xwm ntawmPerfluorooctyl Triethoxysilane Liquid (CAS 51851-37-7). Qhov zoo tshaj plaws rau kev tsim kom ntev - kav ntev, dej- thiab roj- cov ntaub ntawv pov thawj hauv cov tshuaj pleev ib ce thiab kev lag luam. Tiv tauj peb hnub no rau cov ntaub ntawv qhia kev, kev taw qhia kev tsim, thiab sib tham txog koj cov kev xav tau tshwj xeeb.
E-mail:ella.zhang@huilinbio-tech.com.
Cov ntaub ntawv
- Mittal, KL, & Pizzi, A. (Eds.). (2009).Silanes thiab lwm yam Coupling Agents(Vol. 5). CRC Xovxwm.
- Van Ooij, WJ, et al. (2005). "Corrosion tiv thaiv cov khoom ntawm organofunctional silanes-Kev saib xyuas."Tsinghua Science & Technology, 10(6), 639-664.
- Faulkner, E. (2021). Nto kho Pigments. HauvColoring the Cosmetic World(pp. 137-150). John Wiley & Sons Co., Ltd.
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