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- Emulsion_polymerization abstract "Emulsion polymerization is a type of radical polymerization that usually starts with an emulsion incorporating water, monomer, and surfactant. The most common type of emulsion polymerization is an oil-in-water emulsion, in which droplets of monomer (the oil) are emulsified (with surfactants) in a continuous phase of water. Water-soluble polymers, such as certain polyvinyl alcohols or hydroxyethyl celluloses, can also be used to act as emulsifiers/stabilizers. The name \"emulsion polymerization\" is a misnomer that arises from a historical misconception. Rather than occurring in emulsion droplets, polymerization takes place in the latex particles that form spontaneously in the first few minutes of the process. These latex particles are typically 100 nm in size, and are made of many individual polymer chains. The particles are stopped from coagulating with each other because each particle is surrounded by the surfactant ('soap'); the charge on the surfactant repels other particles electrostatically. When water-soluble polymers are used as stabilizers instead of soap, the repulsion between particles arises because these water-soluble polymers form a 'hairy layer' around a particle that repels other particles, because pushing particles together would involve compressing these chains.Emulsion polymerization is used to manufacture several commercially important polymers. Many of these polymers are used as solid materials and must be isolated from the aqueous dispersion after polymerization. In other cases the dispersion itself is the end product. A dispersion resulting from emulsion polymerization is often called a latex (especially if derived from a synthetic rubber) or an emulsion (even though \"emulsion\" strictly speaking refers to a dispersion of an immiscible liquid in water). These emulsions find applications in adhesives, paints, paper coating and textile coatings. They are often preferred over solvent-based products in these applications due to the absence of VOCs (Volatile Organic Compounds) in them.Advantages of emulsion polymerization include:High molecular weight polymers can be made at fast polymerization rates. By contrast, in bulk and solution free radical polymerization, there is a tradeoff between molecular weight and polymerization rate.The continuous water phase is an excellent conductor of heat, enabling fast polymerization rates without loss of temperature control.Since polymer molecules are contained within the particles, the viscosity of the reaction medium remains close to that of water and is not dependent on molecular weight.The final product can be used as is and does not generally need to be altered or processed.Disadvantages of emulsion polymerization include:Surfactants and other polymerization adjuvants remain in the polymer or are difficult to removeFor dry (isolated) polymers, water removal is an energy-intensive processEmulsion polymerizations are usually designed to operate at high conversion of monomer to polymer. This can result in significant chain transfer to polymer.Can not be used for condensation, ionic or Ziegler-Natta polymerization, although some exceptions are known.↑ ↑ ↑".
- Emulsion_polymerization thumbnail Emulsion_Polymerization_Cartoon_3.svg?width=300.
- Emulsion_polymerization wikiPageID "316993".
- Emulsion_polymerization wikiPageLength "19711".
- Emulsion_polymerization wikiPageOutDegree "136".
- Emulsion_polymerization wikiPageRevisionID "685958259".
- Emulsion_polymerization wikiPageWikiLink Acrylic_acid.
- Emulsion_polymerization wikiPageWikiLink Acrylic_paint.
- Emulsion_polymerization wikiPageWikiLink Acrylic_rubber.
- Emulsion_polymerization wikiPageWikiLink Adhesive.
- Emulsion_polymerization wikiPageWikiLink Adjuvant.
- Emulsion_polymerization wikiPageWikiLink Alkene.
- Emulsion_polymerization wikiPageWikiLink Aqueous_solution.
- Emulsion_polymerization wikiPageWikiLink Backbone_chain.
- Emulsion_polymerization wikiPageWikiLink Batch_production.
- Emulsion_polymerization wikiPageWikiLink Bayer.
- Emulsion_polymerization wikiPageWikiLink Buffering_agent.
- Emulsion_polymerization wikiPageWikiLink Carboxylic_acid.
- Emulsion_polymerization wikiPageWikiLink Category:Chemical_processes.
- Emulsion_polymerization wikiPageWikiLink Category:Polymerization_reactions.
- Emulsion_polymerization wikiPageWikiLink Cellulose.
- Emulsion_polymerization wikiPageWikiLink Chain_termination.
- Emulsion_polymerization wikiPageWikiLink Chain_transfer.
- Emulsion_polymerization wikiPageWikiLink Chemical_kinetics.
- Emulsion_polymerization wikiPageWikiLink Coagulum.
- Emulsion_polymerization wikiPageWikiLink Colloid.
- Emulsion_polymerization wikiPageWikiLink Computer_simulation.
- Emulsion_polymerization wikiPageWikiLink Continuous_production.
- Emulsion_polymerization wikiPageWikiLink Copolymer.
- Emulsion_polymerization wikiPageWikiLink Critical_micelle_concentration.
- Emulsion_polymerization wikiPageWikiLink Diffusion.
- Emulsion_polymerization wikiPageWikiLink Dispersion_(materials_science).
- Emulsion_polymerization wikiPageWikiLink Dispersion_polymerization.
- Emulsion_polymerization wikiPageWikiLink Emulsion.
- Emulsion_polymerization wikiPageWikiLink Ethylene.
- Emulsion_polymerization wikiPageWikiLink Evaporation.
- Emulsion_polymerization wikiPageWikiLink FKM.
- Emulsion_polymerization wikiPageWikiLink Fatty_acid.
- Emulsion_polymerization wikiPageWikiLink Fluoroelastomer.
- Emulsion_polymerization wikiPageWikiLink Fouling.
- Emulsion_polymerization wikiPageWikiLink Gelatin.
- Emulsion_polymerization wikiPageWikiLink Gloss_(optics).
- Emulsion_polymerization wikiPageWikiLink Homogeneous_nucleation.
- Emulsion_polymerization wikiPageWikiLink Initiation_(chemistry).
- Emulsion_polymerization wikiPageWikiLink International_Union_of_Pure_and_Applied_Chemistry.
- Emulsion_polymerization wikiPageWikiLink Ion.
- Emulsion_polymerization wikiPageWikiLink Ionization.
- Emulsion_polymerization wikiPageWikiLink Isoprene.
- Emulsion_polymerization wikiPageWikiLink Latex.
- Emulsion_polymerization wikiPageWikiLink Linear_alpha_olefin.
- Emulsion_polymerization wikiPageWikiLink Liquid–liquid_extraction.
- Emulsion_polymerization wikiPageWikiLink Living_polymerization.
- Emulsion_polymerization wikiPageWikiLink Methyl_methacrylate.
- Emulsion_polymerization wikiPageWikiLink Micelle.
- Emulsion_polymerization wikiPageWikiLink Molecular_mass.
- Emulsion_polymerization wikiPageWikiLink Molecule.
- Emulsion_polymerization wikiPageWikiLink Monomer.
- Emulsion_polymerization wikiPageWikiLink Neoprene.
- Emulsion_polymerization wikiPageWikiLink Nitrile_rubber.
- Emulsion_polymerization wikiPageWikiLink Organic_peroxide.
- Emulsion_polymerization wikiPageWikiLink Organometallic_chemistry.
- Emulsion_polymerization wikiPageWikiLink Ovalbumin.
- Emulsion_polymerization wikiPageWikiLink Oxidizing_agent.
- Emulsion_polymerization wikiPageWikiLink Paint.
- Emulsion_polymerization wikiPageWikiLink Peroxide.
- Emulsion_polymerization wikiPageWikiLink Persulfate.
- Emulsion_polymerization wikiPageWikiLink Plastic.
- Emulsion_polymerization wikiPageWikiLink Poly(methyl_methacrylate).
- Emulsion_polymerization wikiPageWikiLink Polybutadiene.
- Emulsion_polymerization wikiPageWikiLink Polymer.
- Emulsion_polymerization wikiPageWikiLink Polymerization.
- Emulsion_polymerization wikiPageWikiLink Polystyrene.
- Emulsion_polymerization wikiPageWikiLink Polytetrafluoroethylene.
- Emulsion_polymerization wikiPageWikiLink Polyvinyl_acetate.
- Emulsion_polymerization wikiPageWikiLink Polyvinyl_alcohol.
- Emulsion_polymerization wikiPageWikiLink Polyvinyl_chloride.
- Emulsion_polymerization wikiPageWikiLink Polyvinyl_fluoride.
- Emulsion_polymerization wikiPageWikiLink Polyvinylidene_fluoride.
- Emulsion_polymerization wikiPageWikiLink Preservative.
- Emulsion_polymerization wikiPageWikiLink Process_control.
- Emulsion_polymerization wikiPageWikiLink Radical_polymerization.
- Emulsion_polymerization wikiPageWikiLink Redox.
- Emulsion_polymerization wikiPageWikiLink Reducing_agent.
- Emulsion_polymerization wikiPageWikiLink Reversible_addition−fragmentation_chain-transfer_polymerization.
- Emulsion_polymerization wikiPageWikiLink Robert_Gilbert_(chemist).
- Emulsion_polymerization wikiPageWikiLink Rongalite.
- Emulsion_polymerization wikiPageWikiLink Salt_(chemistry).
- Emulsion_polymerization wikiPageWikiLink Shearing_(physics).
- Emulsion_polymerization wikiPageWikiLink Sodium_dodecyl_sulfate.
- Emulsion_polymerization wikiPageWikiLink Solubility.
- Emulsion_polymerization wikiPageWikiLink Solvent.
- Emulsion_polymerization wikiPageWikiLink Starch.
- Emulsion_polymerization wikiPageWikiLink Starve-fed.
- Emulsion_polymerization wikiPageWikiLink Stripping_(chemistry).
- Emulsion_polymerization wikiPageWikiLink Styrene-butadiene.
- Emulsion_polymerization wikiPageWikiLink Sulfite.
- Emulsion_polymerization wikiPageWikiLink Surface_tension.
- Emulsion_polymerization wikiPageWikiLink Surfactant.
- Emulsion_polymerization wikiPageWikiLink Suspension_polymerization.
- Emulsion_polymerization wikiPageWikiLink Synthetic_rubber.