By Milton J. Rosen(auth.)
This booklet is the greatest textual content at the homes and functions of surfactants. The 3rd version is totally up-to-date and revised, together with new info on gemini surfactants (a new form of robust surfactant), superspreading (or superwetting) by way of aqueous surfactant suggestions of hugely hydrophobic surfaces (important in agricultural applications), and dynamic floor pressure (an vital interfacial estate now not coated within the first editions).
* in actual fact explains the mechanisms during which surfactants function in interfacial processes
* makes use of no less than arithmetic in clarification of subject matters, making it easy-to-understand and extremely user-friendly
* difficulties are incorporated on the finish of every chapter
* contains many tables of knowledge as reference that aren't compiled elsewhere
* Milton J Rosen is a professional within the box of Surfactant learn
Chapter 1 attribute beneficial properties of Surfactants (pages 1–33):
Chapter 2 Adsorption of Surface?Active brokers at Interfaces: Double Layer (pages 34–104):
Chapter three Micelle Formation through Surfactants (pages 105–177):
Chapter four Solubilization by way of ideas of Surfactants: Micellar Catalysis (pages 178–207):
Chapter five aid of floor and Interfacial pressure via Surfactants (pages 208–242):
Chapter 6 Wetting and Its amendment through Surfactants (pages 243–276):
Chapter 7 Foaming and Antifoaming by way of Aqueous options of Surfactants (pages 277–302):
Chapter eight Emulsification by way of Surfactants (pages 303–331):
Chapter nine Dispersion and Aggregation of Solids in Liquid Media by way of Surfactants (pages 332–352):
Chapter 10 Detergency and Its amendment by means of Surfactants (pages 353–378):
Chapter eleven Molecular Interactions and Synergism in combos of 2 Surfactants (pages 379–414):
Chapter 12 Gemini Surfactants (pages 415–427):
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Additional info for Surfactants and Interfacial Phenomena, Third Edition
The N-lauroyl (or cocoyl) derivatives generally show optimal properties. ÀHþ 3. N-Acyl L-Glutamates (AG), RCONHCH(COOÀ Mþ )CH2CH2COOÀ Mþ ; M À or Cation Produced by N-acylation of L-glutamic acid with fatty acid chloride in a mixed solvent of water and water-miscible organic solvent. RCO is usually from coconut and tallow acids. AG is a dibasic acid, so both mono- and dineutralized materials are possible. The carboxyl group at the a-position is neutralized prior to that at the g-position. , triethanolamine or diethanolamine, or Kþ are used as counter-ions.
They wet cotton more efficiently, show higher initial foam heights (but lower foam stability), reduce interfacial tension against mineral oil more efficiently and effectively than the corresponding conventional types. When sulfated to produce AES, the product has less non-POE alkyl sulfate and, consequently, less skin irritation and a greater tendency to thicken upon salt addition. USES. AEs are excellent detergents for removal of oily soil and are often used in laundry products, especially liquids.
J. rosen, J. Am. Oil Chem. Soc. 52, 431 (1975). * It should be clearly understood that the rigid arrangement of the hydrophobic groups depicted in Figures 2-5–2-10 is only for convenience in illustrating the mechanisms of adsorption. In reality, the hydrophobic groups may assume all conformations, including the interweaving of hydrophobic chains of adjacent molecules, consistent with their surface areas per molecule and the relative orientation of their hydrophobic and hydrophilic groups with respect to the interface.