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Interfacial properties alkyl polyglycoside derivatives.

Kuratidzira maitiro emukati ealkyl polyglycoside derivatives, tension yepasi / concentration curves yakanyorwa uye iyo yakakosha micelle concentrations(cmc) uye iyo plateau surface tension values ​​pamusoro pecmc yakatemwa kubva kwavari.Iko kukakavara kwemeso kunopesana nemhando mbiri yezvinhu: octyl dodecanol uye decane-yakaongororwa semamwe maparamita.Ma cmc anowanikwa kubva kune aya ma curves anoratidzwa muMufananidzo 8. data inoenderana neC12 alkyl monoglycoside uye aC 12/14alkyl polyglycoside inosanganisirwa kuenzanisa.Zvinogona kuonekwa kuti alkyl polyglycoside glycerol ethers nema carbonates ane high cmc values ​​pane alkyl polyglycosides echeni inofananidzwa kureba ukuwo macmc values ​​emonobutyl ethers akati dererei pane ayo ealkyl polyglycosides.

Mufananidzo8, cmc kukosha kwepolyglycoside derivatives

Iyo yepakati tension kuyerwa kwakaitwa neKri.iss spinning inodonha tensiometer.Kutevedzera maitiro anoshanda, zviyero zvakaitwa mumvura yakaoma (270 ppm Ca: Mg = 5: ll pa surfactant concentration ye 0.15 g / l uye paSO Mufananidzo 9 inoratidza kuenzanisa kwehutano hweC.12alkyl polyglycoside derivatives kurwisa octyl dodecanol.Iye C12mono[1]butyl ether ine yakanyanya kupindirana tension uye nekudaro ndiyo yakadzikira yekubata kumeso nepo C.12monoglycerol ether iri padanho reC12polybutyl ether.Iye C12alkyl polyglycoside inosanganisirwa pakuenzanisa nhema padanho rekupedzisira maviri alkyl polyglycoside derivatives akataurwa.Pakazere, iyo interfacial tension values ​​inopesana neoctyl dodecanol yakakwira.Izvi zvinoreva kuti, pamashandisirwo anoshanda, zvakakosha kuve nechokwadi chekuti surfactant misanganiswa inoshandiswa ine synergism kune polar oiri.

Mufananidzo 9, Kuderedzwa kwekunetsana kwemukati kurwisa octyl dodecanol

Mhedzisiro yemubvunzo wefuro seMufananidzo 10. Maitiro ekupupa kweakasiyana alkyl polyglycoside monoglycerol ethers uye monocarbonates akayerwa nekuenzanisa neC.12alkyl polyglycoside yemhando mbiri dzekuoma kwemvura mukushaikwa kwevhu rakakora.Zviyero zvakaitwa zvinoenderana neDIN 53 902. Iyo C10uye C12alkyl polyglycoside monoglycerol ethers yakagadzira furo guru kupfuura C12alkyl polyglycoside.Foam kugadzikana kwakakura zvakanyanya mune yeC12monoglycerol ether kupfuura munyaya yeC10 kubva pa16°dH.Iye C14alkyl polyglycoside monoglycerol ether haienzaniswi neC10uye C12 zvinobva musimba rayo rinopupuma uye, zvakazara, mitengo yakashata kupfuura C12alkyl polyglycoside.Mamono-carbonates ane alkyl cheni kureba n ye8 ne12 anosiyaniswa neakanyanya kuderera furo mavhoriyamu, sezvingatarisirwa kubva kune hydrophobic alkyl polyglycoside derivative.

Mufananidzo 10, Foam kukosha kwealkyl polyglycoside derivatives


Nguva yekutumira: Kubvumbi-26-2021