Aminopropyl Terminated Pdms
Aminopropyl Terminated Pdms - Related Videos
09:41
Stretching Micropatterned Cells on a PDMS Membrane
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Cited by 6 •
2014
This manuscript presents a technique to apply or release forces on adherent cells or tissues using unidirectional stretching.
14:48
PDMS Device Fabrication and Surface Modification
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Cited by 5 •
2007
01:44
Termination of Translation
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2020
The large ribosomal subunit has several important structures essential to translation. These include the peptidyl transferase center (PTC) - which is the site where the peptide bond is formed - and a large, internal, water-filled tube through which the nascent polypeptide moves. This latter structure is called the Peptide Exit Tunnel, and it begins at the PTC and spans the body of the large ribosomal subunit. During translation, as the nascent polypeptide chain is synthesized, it passes through...
11:52
Microbubble Fabrication of Concave-porosity PDMS Beads
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Cited by 2 •
2015
Procedures used to generate microstructured concave-porosity polydimethylsiloxane beads are presented. Effects of electrolyte concentration and identity within the aqueous phase are particularly emphasized.
04:45
Non-plasma Bonding of PDMS for Inexpensive Fabrication of Microfluidic Devices
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Cited by 19 •
2007
In this video we demonstrate how to use the neuron microfluidic device without plasma bonding.
FAQs
The terminal primary amines act as nucleophiles, meaning they can react with electron-deficient electrophilic compounds. Their location at the chain ends gives the polymer defined reactive sites for forming covalent linkages with compounds such as epoxides, carboxylic acid derivatives, and isocyanates. This end-group chemistry enables the silicone chains to participate in larger molecular structures or networks.
Relevant reaction partners include epoxides, carboxylic acid derivatives, and isocyanates. Each class provides an electrophilic site that can react with a terminal primary amine, allowing covalent attachment of the silicone polymer to another component. Selecting among these partner classes gives chemists a way to design modified polymer systems, networks, coatings, or interfaces around the same reactive silicone building block.
The PDMS chains contribute flexibility and low surface energy, while the aminopropyl termini provide chemical reactivity. This division of roles allows one material to combine silicone-like physical and interfacial characteristics with sites for covalent modification. As a result, researchers can alter connectivity or introduce the polymer into tailored systems without relying solely on the backbone to provide chemical functionality.
A typical conceptual workflow begins by selecting an electrophilic compound that is compatible with the desired polymer system, then bringing it into reaction with the terminal primary amines. The resulting covalent linkages can attach the silicone chains to other molecules or generate networks. The selected reaction partner therefore determines how the polymer is incorporated into the final material.
Its usefulness comes from combining a flexible, low-surface-energy silicone segment with reactive amine termini. The amines can create covalent connections to suitable electrophilic components, while the PDMS portion contributes silicone-derived material characteristics. This combination supports preparation of elastomers, coatings, and adhesives in which both bulk polymer behavior and chemical attachment are important.
The low surface energy of the PDMS portion influences how the material behaves at interfaces, while the terminal amines provide sites for chemical modification or covalent attachment. This combination allows researchers to tailor surfaces and interfaces rather than treating them as chemically inert. Such control is relevant to chemically modified surfaces and other materials research involving silicone-based systems.