Amino-silane Surfactant
Amino-silane Surfactant - Related Videos
09:34
Extraction and Characterization of Surfactants from Atmospheric Aerosols
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Cited by 26 •
2017
Methods are presented for the targeted extraction of surfactants present in atmospheric aerosols and the determination of their absolute concentrations and surface tension curves in water, including their Critical Micelle Concentration (CMC).
04:04
Radiolabeled Amino Acid Uptake Assay to Quantify Cellular Uptake of Amino Acids
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2025
This video demonstrates an in vitro technique for estimating amino acid uptake by bone marrow-derived stromal cells. Na+-dependent amino acid transporters mediate the uptake of radiolabeled amino acids inside the cells, and the cellular uptake is estimated by measuring the radioactivity.
03:49
Amino acids
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2026
Amino acids are the monomers that comprise proteins. Each amino acid has the same fundamental structure, which consists of a central carbon atom, or the alpha (α) carbon, bonded to an amino group (NH2), a carboxyl group (COOH), and to a hydrogen atom. Every amino acid also has another atom or group of atoms bonded to the central atom known as the R group. There are 20 common amino acids present in proteins, each with a different R group. Variation in the amino acid sequence is responsible for...
07:20
Lavage-induced Surfactant Depletion in Pigs As a Model of the Acute Respiratory Distress Syndrome (ARDS)
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Cited by 21 •
2016
Repeated pulmonary lavages in anesthetized pigs induce lung injury resembling major aspects of human acute respiratory distress syndrome (ARDS). For this purpose the lungs are repeatedly lavaged with 0.9% saline at 37 °C. The goal of the protocol is a reproducible mitigation of gas exchange and hemodynamics for research in ARDS.
10:28
Experimental Measurement of Settling Velocity of Spherical Particles in Unconfined and Confined Surfactant-based Shear Thinning Viscoelastic Fluids
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Cited by 15 •
2014
This paper demonstrates the experimental procedure to measure terminal settling velocities of spherical particles in surfactant-based shear thinning viscoelastic fluids. Fluids over a wide range of rheological properties are prepared and settling velocities are measured for a range of particle sizes in unbounded fluids and fluids between parallel walls.
FAQs
In aqueous or humid conditions, silane groups first hydrolyze, producing silanols. These silanols can then condense with hydroxylated inorganic surfaces, creating an interfacial connection between the molecule and materials such as glass, metals, or ceramics. This sequence provides the chemical basis for surface modification and adhesion promotion rather than relying only on physical contact.
Amino groups provide a second control mechanism because their protonation or deprotonation changes interfacial charge and molecular interactions. Consequently, a modified interface can display different charge-related behavior in different chemical environments. In engineering systems, this tunability helps adjust how the treated surface interacts with particles, polymers, or adjacent inorganic materials.
Compatibility improves when the molecule links unlike phases through different functional regions. Silane chemistry can associate with hydroxylated inorganic materials, while the organic segment supports interaction with polymers. In a composite or bonded assembly, this arrangement helps reduce mismatch between organic and inorganic components, supporting improved interfacial adhesion and more effective control of surface properties.
Interfacial performance depends on how the molecule balances its organic and inorganic-facing functionality. The surface-active segment supports interaction at an interface, while amino and silane groups provide charge control and attachment to hydroxylated inorganic surfaces. This combination can improve particle dispersion and tailor wettability, making it useful where uniform contact between unlike phases is required.
A surface-treatment workflow begins by placing the amino-silane surfactant in an aqueous or humid environment, where silane hydrolysis forms silanols. The treated species can then contact a hydroxylated inorganic surface, allowing condensation at that interface. The resulting modified surface may be assessed through adhesion, wettability, particle-dispersion behavior, or compatibility with an adjoining polymer.
Coatings and composite materials benefit when an interface must connect an organic phase with metal, glass, or ceramic components. Amino-silane surfactants can provide surface modification and adhesion promotion in these systems, while their interfacial charge effects help tailor interactions. The engineering objective is improved bonding or controlled wetting and dispersion, rather than a bulk material function alone.
Corrosion-resistant treatments represent an application in which interfacial control is central. These molecules can modify a surface and support bonding of a treatment or coating to an inorganic substrate, while tailored wettability influences how the interface is contacted. Their engineering relevance lies in designing functional boundaries between materials, especially where durability depends on adhesion and compatibility.