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Śro 23:42, 29 Gru 2010 |
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Autor |
Wiadomość |
e054831577
95%
Dołączył: 17 Gru 2010
Posty: 604
Przeczytał: 0 tematów
Ostrzeżeń: 0/5 Skąd: England
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Temat postu: N-hexadecyl ethylenediamine triacetate _3092 Synth |
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N-hexadecyl ethylenediamine triacetate Synthesis and Properties of Sodium
Bubble volume. Experiments show that, N and sixteen, lower alkyl ED3A3Na foam, lower than the sodium lauryl sulfate,[link widoczny dla zalogowanych], sodium dodecyl benzene sulfonate, AES, and cetyl trimethyl ammonium chloride, but higher than peregal a O. Reference to the literature [4,5], adding people in the 1Ocm3 5.0cm3 cylinder 0.5% mass fraction of surfactant solution and 5.0cm3 liquid paraffin or dibutyl phthalate,[link widoczny dla zalogowanych], flip up and down 100 times, fully emulsified After standing, once every 10min record volume of water phase,[link widoczny dla zalogowanych], the same data before and after the two-phase stability of the water volume of the water separation rate: watershed stability of aqueous phase volume ratio = / 5. Diversion rate is smaller, the greater emulsifying power. The results show that, N and sixteen alkyl ED3A3Na emulsifying power of liquid paraffin is relatively good, dibutyl phthalate relatively poor emulsifying power. 3 Conclusion N-hexadecyl ethylenediamine triacetate sodium performance study shows that the stability in hard water level 4 is better than sodium lauryl sulfate and sodium dodecyl benzene sulfonate; cme 2 .13 mmol-dm ~, y for the 34.7mN �� m ~; wetting force and peregal an O,[link widoczny dla zalogowanych], cetyl trimethyl ammonium chloride is basically the same; dispersion force and sodium lauryl sulfate, sodium dodecyl Sodium,[link widoczny dla zalogowanych], AKS, peregal a similar O; of liquid paraffin emulsion strength is better, dibutyl phthalate poor emulsifying power; foaming power is low.
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