Processes of polymerization

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• Polymerization — An example of alkene polymerization, in which each Styrene monomer unit s double bond reforms as a single bond with another styrene monomer and forms polystyrene. In polymer chemistry, polymerization is a process of reacting monomer molecules… …   Wikipedia

• polymerization — /peuh lim euhr euh zay sheuhn, pol euh meuhr /, n. Chem. 1. the act or process of forming a polymer or polymeric compound. 2. the combination of many like or unlike molecules to form a more complex product of higher molecular weight, with… …   Universalium

• 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… …   Wikipedia

• Living polymerization — In polymer chemistry, living polymerization is a form of addition polymerization where the ability of a growing polymer chain to terminate has been removed Ref|1. This can be accomplished in a variety of ways. Chain termination and chain transfer …   Wikipedia

• Living free radical polymerization — is a type of living polymerization where the active polymer chain end is a free radical. Several methods exist. IUPAC recommends[1] to use the term reversible deactivation radical polymerization instead of living free radical polymerization .… …   Wikipedia

• petroleum refining — Introduction  conversion of crude oil into useful products. History Distillation of kerosene and naphtha       The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …   Universalium

• Concurrent tandem catalysis — (CTC) is a technique in chemistry which uses multiple catalysts on a single molecule in a one pot vessel to produce a product otherwise not accessible by a single catalyst. (see one pot synthesis) The scheme below illustrates this process.… …   Wikipedia

• Robert Gilbert (chemist) — Robert G. Gilbert (born 1946) is one of the world s foremost polymer chemists, particularly in the field of emulsion polymerisation. In 1970, he gained his PhD from the Australian National University, and worked at the University of Sydney from… …   Wikipedia

• catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …   Universalium

• industrial polymers, major — Introduction       chemical compounds used in the manufacture of synthetic industrial materials.       In the commercial production of plastics, elastomers, man made fibres, adhesives, and surface coatings, a tremendous variety of polymers are… …   Universalium

• Radical (chemistry) — Free radical redirects here. For other uses, see Free radical (disambiguation). Moses Gomberg (1866 1947), the founder of radical chemistry Radicals (often referred to as free radicals) are atoms, molecules, or ions with unpaired electrons on an… …   Wikipedia