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    Search term:"radical_polymerization"

    52 matches found for radical_polymerization

    Functional RAFT Polymers for Biomedical Applications

    M. Shahinur Rahman,* Sebastian Grajales Aldrich Materials Science, Sigma-Aldrich Co. LLC *Email: Shahinur.Rahman@sial.com Reversible addition–fragmentation chain transfer (RAFT) polymerization is rapidly moving to the forefront in construction of drug and gene delivery vehicles. The RAFT technique a...

    Materials Science Webinar Library

    View the latest Aldrich Materials Science sponsored webinars on graphene, nanomaterials and polymerization. Nano- and Microfabricated Hydrogels for Regenerative Engineering Recent Developments in RAFT Agents 3D-Printable Hydrogel-Based & Particle-Based Ink Platforms Biomedical Applications of Magnet...

    Garret Miyake Group - Professor Product Portal

    Professor Product Portal Index Professor Garret Miyake Research in the Miyake laboratory focuses on catalysis, polymer chemistry, and materials science. One interest of the Miyake group is the development of strongly reducing visible light organic photoredox catalysts for use in organocatalyzed atom...

    Materials Synthesis

    Explore our portfolio of well characterized, competitively priced products for your materials synthesis needs. This includes salts, deposition precursors, metals, alloys, ceramics and oxides, monomers, polymer additives as well as electronic chemicals and synthetic tools and reagents. Innovative mat...

    N-Hydroxyethyl acrylamide — Tool for Lab-On-A-Chip Research - Material Matters Volume 3 Issue

    Joe Porwoll, President Aldrich Chemical Co., Inc. Do you have a compound that you wish Sigma-Aldrich® could list to help materials research? If it is needed to accelerate your research, it matters—please send your suggestion to matsci@sial.com and we will be happy to give it careful consideration. P...

    Reversible Addition Fragmentation Chain Transfer (RAFT) Polymerization

    CSIRO Molecular and Health Technologies Bayview Ave., Clayton, Victoria 3168, Australia *Email: graeme.moad@csiro.au RAFT (Reversible Addition Fragmentation chain Transfer) polymerization is a reversible deactivation radical polymerization (RDRP) and one of the more versatile methods for providing l...

    Polymerization Webinar

    Living radical polymerization (LRP) can be used to create polymers with precise molecular weights and tailored architectures. The three most commonly used LRP techniques are nitroxide-mediated polymerization (NMP), atom transfer radical polymerization (ATRP), and reversible addition/fragmentation ch...

    Etch-Resistant Block Copolymers

    Material Matters 2006, 1.1, 6. Prof. Padma Gopalan Department of Materials Science and Engineering, University of Wisconsin, Madison, WI Prof. Shu Yang Department of Materials Science and Engineering University of Pennsylvania, Philadelphia, PA Block copolymers offer a means of combining the desirab...

    RAFT Polymerization Lecture Video - Materials Science

    Dr. Ezio Rizzardo, Chief Scientist at the Commonwealth Scientific and Industrial Research Organization (CSIRO), presents an overview of Reversible Addition Fragmentation Chain Transfer (RAFT) Polymerization and highlighting recent advances, such as switchable RAFT agents. In the lecture, Dr. Rizzard...

    RAFT Polymerization Procedure

    RAFT (Reversible Addition-Fragmentation chain Transfer) is a form of living radical polymerization involving conventional free radical polymerization of a substituted monomer in the presence of a suitable chain transfer (RAFT) reagent. Use of the appropriate RAFT agent and polymerization conditions ...

    Rasta Resins

    Rasta Resins are produced by a unique living free radical polymerization process (Structure 1).1 The unique polymer structure of the Rasta Resin consists of a polystyrene core with long, linear polymer chains that contain the desired reagent, catalyst, or scavenger (Structure 2). Rasta Resins have h...

    Raft Polymerization

    • The RAFT Process • Classes of RAFT Agents • RAFT Agent to Monomer Compatibility Table RAFT or Reversible Addition–Fragmentation chain Transfer is a form of living radical polymerization. RAFT polymerization was discovered at CSIRO in 1998.1 It soon became the focus of intensive research, since the...

    Polymer Science

    Aldrich Materials Science is committed to offering innovative products for researchers. Our Polymer R&D center enables us to provide a diverse range of specialty monomers, reagents for controlled radical polymerization, and well-defined specialty polymers for biomedical, electronic and energy applic...

    Materials Synthesis Technical Resources

    • Material Matters Issues • Technology Spotlights • Webinars / Videos • Tutorials and other e-tools • Advances in Magnetic Materials (PDF) • Magnetic Materials (PDF) • Functional Inorganic Materials: From Precursor to Applications (PDF) • Polymers for Advanced Architectures (PDF) • Rare Earths: Cruc...

    Poly(N-isopropylacrylamide)-based Smart Surfaces for Cell Sheet Tissue Engineering

    • • Download PDF • Masamichi Nakayama,1 Teruo Okano,1* and Françoise M. Winnik2** 1 Institute of Advanced Biomedical Engineering and Science, Tokyo Women's Medical University (TWIns), Kawada-cho 8-1, Shinjuku, Tokyo 162-8666, Japan 2 Department of Chemistry and Faculty of Pharmacy, University of Mon...

    Technology Spotlights Library

    3D Printing • 3D Printing of Carbon Fiber-Reinforced Composites • Preparation & Staining of 3D Printed Tissues & Scaffolds Material Matters Basics • Fundamentals of Organic Thin Film Solar Cells (PDF) • Fundamentals of Conductive Polymers (PDF) Bioelectronics and Bioimaging • TokeOni: Properties and...

    Polymer Science Learning Center Library

    • Technology Spotlights: ○ New Select RAFT Agents for Making Well-Defined Functionalized Polymers ○ Degradex® Microspheres and Nanoparticles for Drug Delivery Research and Formulation Development ○ Dendritic Polyester Scaffolds for Drug Delivery Applications ○ Thermogelation of PLGA-block-PEG-block-...

    Initiator/Stabilizer FAQs

    • • Download PDF • Dr. S. S. Newaz Polyorganix Inc. Houston, TX Q. How does one choose an appropriate initiator? In a free-radical addition polymerization, the choice of polymerization initiator depends mainly on two factors: a) its solubility and b) its decomposition temperature. If the polymerizat...

    ATRP for Everyone: Ligands and Initiators for the Clean Synthesis of Functional Polymers

    • • Download PDF • Wojciech Jakubowski, Nicolay V. Tsarevsky, Patrick McCarthy*, Krzysztof Matyjaszewski ATRP Solutions, Inc. 166N. Dithridge Street, Suite G4, Pittsburgh, PA 15213 *Email: pmccarthy@atrpsolutions.com Atom transfer radical polymerization (ATRP)1-4 has emerged as one of the most succe...

    Polymersomes for Drug Delivery

    Department of Chemical Engineering, Melbourne School of Engineering The University of Melbourne, Parkville 3010 Victoria, Australia *Email: luke.connal@unimelb.edu.au The development of drugs that target specific locations within the human body remains one of the greatest challenges in biomedicine t...

    Atom Transfer Radical Polymerization Tools & Techniques

    Controlled radical polymerization (CRP) techniques have been reviewed in a number of articles1,2 and books,3 and include nitroxide-mediated polymerization (NMP),4-7 reversible addition fragmentation chain transfer (RAFT),8-10 and atom transfer radical polymerization (ATRP).11 All of these CRP techni...

    Webinar: Recent Developments in RAFT Agents

    This webinar will provide an overview of recent advances in RAFT agents (900150, 900157 and 900158). New dithiocarbamate RAFT agents are extremely versatile RAFT agents with wide-spread monomer applicability. The RAFT agents have the distinct advantage of low odor and the derived polymers do not dev...

    Typical Procedures for Polymerizing via RAFT

    Related Articles • Tools for Performing ATRP • Copper(I)-mediated Living Radical Polymerization in the Presence of Pyridylmethanimine Ligands • Typical Procedures for Polymerizing via ATRP • Applying ARGET ATRP to the Growth of Polymer Brush Thin Films by Surface-initiated Polymerization • ARGET ATR...

    Copper(I)-mediated Living Radical Polymerization in the Presence of Pyridylmethanimine Ligands

    Dave Haddleton University of Warwick Department of Chemistry Emergence of living radical polymerization mediated by transition metal catalysts in 1995 was a seminal piece of work in the field of synthetic polymer chemistry.1-3 Since this date, many transition metal complexes have been shown to be ef...

    Universal Platform for Surface Modification Employing Grafted Polymer Layers

    • • Download PDF • Bogdan Zdyrko,1 Viktor Klep1 and Igor Luzinov*1,2 1School of Materials Science and Engineering, and 2Center for Optical Materials Science and Engineering Technologies, Clemson University, Clemson, SC 29634 E-mail: luzinov@clemson.edu Ultrathin (end-) grafted polymer layers are wel...

    Block Copolymer Synthesis Using a Commercially Available Nitroxide-Mediated Radical Polymerization (NMP) Initiator

    • • Download PDF • Departments of Chemistry and Chemical Engineering Texas A&M University P.O. Box 30012, 3255 TAMU, College Station, TX 77842-3012 *Email: wooley@chem.tamu.edu Controlled radical polymerization, which provides exquisite tuning of macromolecular size, structure, composition and archi...

    Polydiacetylene Nanotubes (PDNTs)

    Polydiacetylene nanotubes (PDNTs) are self-assembled diacetylene nanotubes comprised of cross-linking of conjugated double and triple bonds. These PDNTs have remarkable properties which include uniform dimensional structures and responsive chromic characteristics that can be utilized as is, within a...

    Ferrocenylmethyl Methacrylate for Functional Polymers

    Material Matters 2009, 4.2, 31. Joe Porwoll, President Aldrich Chemical Co., Inc. Prof. Padma Gopalan of the University of Wisconsin, Madison, kindly suggested that we offer ferrocenylmethyl methacrylate (Aldrich Prod. No. 700479). The incorporation of metal containing moieties in block copolymer ar...

    Functional Biomaterials Synthesized by Double-Head Polymerization Agents

    Hua Wei1 and Suzie H. Pun2* 1Department of Chemistry, Lanzhou University, Lanzhou 730000 China 2Department of Bioengineering and Molecular Engineering and Sciences Institute University of Washington, Seattle, Washington 98195 USA *Email: spun@u.washington.edu Over the past two decades, the rapid adv...

    Tools for Performing ATRP (Atom Transfer Radical Polymerization)

    Related Articles • Tools for Performing ATRP • Copper(I)-mediated Living Radical Polymerization in the Presence of Pyridylmethanimine Ligands • Typical Procedures for Polymerizing via ATRP • Applying ARGET ATRP to the Growth of Polymer Brush Thin Films by Surface-initiated Polymerization • ARGET ATR...