Yuav ua li cas kom Silicone roj dej - soluble?

Silicone roj (polydimethylsiloxane, PDMS) tau siv dav hauv cov tshuaj pleev ib ce, cov ntaub ntawv, textiles, thermal stability, thiab cov khoom ruaj khov. Txawm li cas los xij, nws txoj kev tau txais hydrophobicity txwv nws cov ntawv thov hauv dej -} raws cov tshuab. Cov kab lus no qhia txog ntau txoj hauv kev thiab kev ua haujlwm rau ua kom cov roj silicone {}} soluble.

Silicone roj lwg muaj cov si -} {si caj qaum thiab metryl sabinsins, ua rau lawv tsis tshua muaj hydrophobic. Ua kom cov roj silicone roj - Soluble, nws cov npoo yuav tsum tau hloov kho los ntawm kev siv tshuaj lossis lub cev:

Molecular qauv hloov kho: qhia hydrophilic pawg los hloov cov molecular polarity

Interfacial cov cuab yeej hloov kho: txo cov kev cuam tshuam interfac ntawm cov roj silicone thiab dej

Kev Siv Khoom Siv Siv Kev Siv Cuam Tshu Kev Siv: Tsim cov dispable ruaj khov los ntawm emulsification

Ib tug. Grafting hydrophilic pawg
Qhia HYNKOPHILIC FUNCTIONAL GROUNDING RAU HAUV SILICONONE ROJ Molecular Chain los ntawm cov tshuaj lom neeg:

Kev Hloov Kho Polyether: Feem Ntau Tshaj Tawm nrog Ethylene Oxide (EO) / Propylene Oxide (PO) copolymers

Cov kev hloov pauv: hydrosilylation ntawm hydrogenated silicone roj nrog allyl polyether

Product Characteristics: Water solubility is determined by EO content (typically >65%)

Piv Txwv Cov Qauv: Si {{{{{}} {1} {{{{{{{{{{{{{{5} {

Carboxyl hloov kho:

Taw qhia ntawm Carboxylic Acid pawg xws li Acrylic Acid

Tuaj yeem tsim cov dej -} soluble ntsev los ntawm neutralization

Sulfonic hloov kho:

Taw qhia ntawm - cov pab pawg, ua rau cov dej ua haujlwm zoo tom qab nruab nrab

Feem ntau siv nyob rau hauv cov ntawv thov yuav tsum tau muaj siab - kub ruaj khov

Amino hloov kho:

Taw qhia ntawm - nh₂ lossis -} me} cov pawg nr₂

Tuaj yeem tsim cov dej - soluble ammonium ntsev los ntawm kev ua yeeb yam

Ob. Kawg Pab Pawg Kev Hloov Kho
Qhia Hydrophilic pawg ntawm qhov xaus ntawm cov roj silicone roj molecular chains:

Cov tshuaj tiv thaiv ntawm hydroxyl -} terminated silicone roj nrog polyethylene glycol (peg)

Cov tshuaj tiv thaiv ntawm isocyanate -} terminated silicone roj nrog hydroxyl -} muaj cov tebchaw hydrophilic

Ib tug. Emulsification Technology
Siv surfactants los tsim roj - hauv - dej (O / w) emulsions:

Surfactant Xaiv:

Nonionic Surfactants nrog tus nqi HLB ntawm 10-18 (xws li lub kaum plaub series)

Anionic / noionic ua ke tuaj yeem txhim kho kev ruaj khov

Emulsification cov txheej txheem tsis sib xws:

Shear Rate: Typically >5000 RPM yuav tsum tau

Tswj kub: 60-80℃tau txais txiaj ntsig zoo rau emulsification

Phase piv: Roj theem feem ntau tsis tshaj 30%

Microemulsification Technology:

Kev npaj ntawm microemulsions nrog rau qhov ntau thiab tsawg<100 nm

Yuav tsum muaj qhov co - surfactant (xws li luv- saw co zom zaws)

Ob. Polymer Composite
Co - yaj nrog polyvinylprolidone (PvP)

Synergistically dispersed nrog polyacrylic acid thickener

Ib tug. Khouber Hloov Kho
Tsim ib lub plhaub hydrophilic ntawm cov roj silicone siv cov qauv dendrimer:

Grafting high -} tiam raws li cov tibam dendcrimers

Kev Tsim Nanoscale aqueous dispersions

Ob. Amphiphilic Thaiv Copolymers
Tsim thiab synthesis ntawm Silicone roj - hydrophilic polymer thaiv copolers:

Pdms - b} b}}}} pum peo amphiphilic copolymers

Self - Kev Ua Ke Los Ua Daim Ntawv MICellAR

Peb. Nyem Kev Hloov Kho Kev Hloov Kho
Qhia txog cov pab pawg hydrophilic siv nyem anchistry:

Thiol - pa nyem kev tawm tsam

Topper -} catalalyzed azide ıide- alkyne cyclote cyclok

Ntev - lub sij hawm ruaj ntseg teeb meem:

Kev daws: ua ke antioxidant (piv txwv li, bHT) + P Tsis Siv Hluav Taws Xob

Kev siab txom nyem siab - kub stability:

Kev daws: qhia cov khoom noj sulfonic kua qaub lossis tau txais tus ntoo khaub lig -}} txuas cov qauv

Ua npuas ncauj tswj:

Kev daws: compound defoaming tus neeg sawv cev (piv txwv li, polyet - hloov cov roj silicone)

Viscosity tswj:

Kev daws: kho lub Eo / Po piv thiab cov lus faib siv hluav taws kub molecular

Cov txheej txheem ua haujlwm ntsuab: Tsim cov txheej txheem zoo ib puag ncig xws li enzyme -} catalalyzed hloov kho

Cov Lus Qhia Smart: Dej {{{{{}} soluble silicone roj nrog ob zaug nrog cov lus teb kub

Biodegradable: qhia cov roj silicone derivatives nrog hydrolyzable Ester Bonds

Nanocompite Technology: Dej - soluble Silicone Roj / Nanocellulose Complicate

Ib qho kev sib raug zoo ntawm cov kev pom zoo tau tsim rau dej - sub cov txheej txheem tshuaj lom neeg thiab cov txheej txheem emulsification los ntawm cov txheej txheem kev hloov kho cov txheej txheem xws li Dendrimer hloov kho thiab Nyem Chemistry. Xaiv cov dej tsim nyog-} sude} sudly solubilization txoj kev yuav tsum muaj kev ua kom muaj kev tso cai ntawm daim ntawv thov kev ua yeeb yam, thiab kev ua tau zoo, thiab tus nqi. Kev nce qib hauv cov cuab yeej tshawb fawb yuav ua rau muaj kev rov tshwm sim ntau- solifle silicone kua, txuas ntxiv rau lawv thaj chaw thov ntxiv.