Description: Further DetailsTitle: NanodispersionsCondition: NewISBN-10: 3110290332EAN: 9783110290332ISBN: 9783110290332Publisher: De GruyterFormat: PaperbackRelease Date: 11/27/2015Description: General introduction - Definition of nanodispersions (nanosuspensions, nanoemulsions, swollen micelles or microemulsions, liposomes and vesicles) and their size range. General description of their colloid stability. Main advantages of nanodispersions and their industrial applications.Preparation of nanosuspensions by top-up process - Nucleation and growth and control of particle size distribution. Factors determining the formation of narrow particle size distribution. Role of surfactants and polymers. Preparation of nano-polymer colloids (lattices) by emulsion and dispersion polymerization. Factors affects the stability of nanosuspensions.Preparation of nanosuspensions by bottom down process - Dispersion of preformed particles in liquids and the need of a wetting agent. Break-up of aggregates and agglomerates by application of high speed stirrers. Reduction of particle size by application of intense energy (microfluidization or bead milling). Maintenance of the colloid stability of the resulting particles. Reduction of Ostwald ripening.Industrial applications of nanosuspensions - Application in pharmacy to enhance bioavailability, Application in sunscreens for UV protection. Application in paints and coatings.Preparation of nanoemulsions by the use of high pressure homogenisers - Principles of emulsion formation and the role of the emulsifier. Selection of emulsifiers. Methods of emulsification and prevention of coalescence during emulsification. Origin of colloid stability of nanoemulsions. Prevention of Ostwald ripeningLow energy methods for nanoemulsion preparation - The phase inversion composition method and the role of mixing the surfactant with oil and water. The phase inversion temperature method for preparation of nanoemulsions. Preparation of nanoemulsions by dilution of microemulsions.Practical examples of nanoemulsions and their industrial application - Nanoemulsions based on non-ionic surfactants and the role of the hydrophilic-lipophilic balance. Effect of oil solubility on the stabilityof nanoemulsions. Nanoemulsions based on polymeric surfactants. Applications in pharmacy and cosmetics.Swollen micelles or microemulsionsDefinition of microemulsions and their size range. Thermodynamic definition of microemulstions. Theories of microemulsion formation and stability. Characterisation of microemulsions using scattering, conductivity and NMR rechniques.Formulation of microemulsions and their industrial applications - Distinction between microemulsions and macroemulsions. Formulation of oil/water and water/oil microemulsions. Selection of emulsifiers for microemulsions. Application of microemulsions in tertiary oil recovery.Liposomes and vesicles - Formation of multilamellar lipid layers (liposomes) by dispersion of lipids in water. Formation of unilamellar vesicles by sonication of the liposomes. Factors responsible for stabilisation of liposomes and vesicles. Use of block copolymers to enhance the stability of vesicles. Applications of liposomes and vesicles in pharmacy and cosmetics. Language: EnglishCountry/Region of Manufacture: DEItem Height: 240mmItem Length: 170mmItem Weight: 504gAuthor: Tharwat F. TadrosGenre: Science Nature & MathTopic: Technology & EngineeringBook Series: De Gruyter TextbookRelease Year: 2015 Missing Information?Please contact us if any details are missing and where possible we will add the information to our listing.
Price: 84.27 USD
Location: 60502
End Time: 2025-01-29T15:19:27.000Z
Shipping Cost: 0 USD
Product Images
Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Book Title: Nanodispersions
Title: Nanodispersions
ISBN-10: 3110290332
EAN: 9783110290332
ISBN: 9783110290332
Release Date: 11/27/2015
Release Year: 2015
Country/Region of Manufacture: DE
Item Height: 240mm
Genre: Science Nature & Math
Topic: Technology & Engineering
Number of Pages: 312 Pages
Publication Name: Nanodispersions
Language: English
Publisher: DE Gruyter Gmbh, Walter
Subject: Physics / Optics & Light, Life Sciences / Biochemistry, Chemistry / Physical & Theoretical, Nanotechnology & Mems, Chemistry / Industrial & Technical, Chemistry / General
Publication Year: 2015
Type: Textbook
Item Weight: 17.8 Oz
Author: Tharwat F. Tadros
Item Length: 9.4 in
Subject Area: Technology & Engineering, Science
Series: De Gruyter Textbook Ser.
Item Width: 6.7 in
Format: Trade Paperback
