Los ntawm polyfunctionality ntawm carbohydrates, acid catalyzed Fischer cov tshuaj tiv thaiv yog conditioned los tsim ib tug oligomer sib tov nyob rau hauv uas nyob rau hauv nruab nrab ntau tshaj ib tug glycation unit yog txuas mus rau ib tug cawv microsphere. Qhov nruab nrab ntawm cov glycose units txuas nrog ib pawg cawv yog piav raws li qhov nruab nrab (nruab nrab) degree ntawm polymerization (DPI. Daim duab 2 qhia txog kev faib rau alkyl polyglycoside nrog DP = 1.3. Hauv qhov sib xyaw no, qhov concentration ntawm tus neeg oligomers (mono-, di-, tri-,-, glycoside) feem ntau nyob ntawm qhov sib xyaw ntawm cov piam thaj. polymerization (DP) yog ib qho tseem ceeb yam ntxwv hais txog lub cev chemistry thiab daim ntawv thov ntawm alkyl polyglycosides nyob rau hauv ib tug sib npaug zos faib, lub DP- rau ib tug muab alkyl saw ntev-correlates zoo nrog cov khoom siv yooj yim, xws li polarity, solubility, thiab lwm yam. Nyob rau hauv lub hauv paus ntsiab lus, no oligomer tis muaj peev xwm piav qhia los ntawm PJFlorunification ntawm cov khoom siv polyfloryfloring. monomers kuj tuaj yeem siv rau alkyl polyglucosides Qhov kev hloov kho no ntawm Flory faib piav qhia txog alkyl polyglycosides raws li kev sib xyaw ntawm statistically faib oligomers.
Cov ntsiab lus ntawm ib tug neeg nyob rau hauv oligomer sib tov txo nrog nce qib ntawm polymerization. Lub oligomer faib tau los ntawm tus qauv lej no ua tau zoo nrog cov txiaj ntsig kev ntsuas (saib Tshooj 3). Hauv cov ntsiab lus yooj yim, qhov nruab nrab qib ntawm polymerization (DP) ntawm alkyl polyglycoside sib tov tuaj yeem xam los ntawm mole feem pua pi ntawm cov hom oligomeric "i" hauv cov sib xyaw glycoside (Daim duab 2)
Post lub sij hawm: Sep-28-2020