Iipropati ezihlangeneyo ze-alkyl polyglycoside derivatives.
Ukubonakalisa iimpawu ze-alkyl polyglycoside derivatives, ukunyanzeliswa komphezulu / i-concentration curves zarekhodwa kwaye i-micelle concentrations (cmc) kunye ne-plateau surface tension values ngaphezulu kwe-cmc zamiselwa kuzo.Uxinzelelo oluphakathi kobuso ngokuchasene nemodeli yezinto ezimbini: i-octyl dodecanol kunye ne-decane-ziphandwe njengezinye iiparamitha.Amanani e-cmc afunyenwe kula magophe aboniswe kuMfanekiso 8. idatha ehambelanayo ye-C12 alkyl monoglycoside kunye aC 12/14i-alkyl polyglycoside ifakiwe ukuthelekisa.Inokubonwa ukuba ii-alkyl polyglycoside glycerol ethers kunye ne-carbonates zinexabiso eliphezulu le-cmc kune-alkyl polyglycosides zobude bekhonkco elithelekisekayo ngelixa ixabiso le-cmc leethers ze-monobutyl lingaphantsi kancinci kune-alkyl polyglycosides.
Imilinganiselo yoxinzelelo lwangaphakathi lwenziwe nge-Kri.iss spinning drop tensiometer.Ukulinganisa iimeko eziphathekayo, imilinganiselo yenziwa kumanzi anzima (270 ppm Ca: Mg = 5: ll kwi-surfactant concentration ye-0.15 g / l kunye ne-SO Figure 9 ibonisa ukuthelekiswa koxinzelelo lwe-interfacial C.12I-alkyl polyglycoside derivatives ngokuchasene ne-octyl dodecanol.UC12imono[1]butyl ether inelona xinzelelo luphezulu lobuso kwaye kungoko owona msebenzi usezantsi wokuhlangana ngelixa iC12Imonoglycerol ether ikwinqanaba eliphezulu leC12polybutyl ether.UC12I-alkyl polyglycoside ibandakanywe ukuthelekisa ilele kwinqanaba lezinto ezimbini zokugqibela ze-alkyl polyglycoside derivatives ezikhankanywe.Lilonke, amaxabiso oxinzelelo oluphakathi kobuso ngokuchasene ne-octyl dodecanol aphezulu kakhulu.Oku kuthetha ukuba, kwizicelo ezibonakalayo, kubalulekile ukuqinisekisa ukuba imixube ye-surfactant esetyenzisiweyo ine-synergism ngokubhekiselele kwi-oyile ye-polar.
Iziphumo zovavanyo logwebu njengoMzobo 10.Ukuziphatha okugwetyiweyo kweendlela ezahlukeneyo zealkyl polyglycoside monoglycerol ethers kunye nemonocarbonates zalinganiswa ngokuthelekisa neC.12ialkyl polyglycoside yamaxabiso amabini obulukhuni bamanzi ngokungabikho komhlaba otyebileyo.Imilinganiselo yenziwe ngokuhambelana neDIN 53 902. I-C10kunye noC12I-alkyl polyglycoside monoglycerol ethers ivelise umthamo omkhulu wogwebu kune-C12i-alkyl polyglycoside.Uzinzo lwegwebu lukhulu kakhulu kwimeko yeC12i-monoglycerol ether kunemeko yeC10 iphuma kwi-16°dH.UC14ialkyl polyglycoside monoglycerol ether ayithelekisswa neC10kunye noC12 izinto eziphuma kumandla alo agwebu amagwebu kwaye, lilonke, amaxabiso amabi kuneC12i-alkyl polyglycoside.I-mono-carbonates ezinobude be-alkyl chain n ye-8 kunye ne-12 zahlulwa ngemithamo ye-foam ephantsi kakhulu, njengoko kuya kulindeleka kwi-hydrophobic alkyl polyglycoside derivative.
Ixesha lokuposa: Apr-26-2021