cationic polymerization

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• cationic polymerization — katijoninė polimerizacija statusas T sritis chemija apibrėžtis Polimerizacija, kurioje augančiosios grandinės aktyvusis centras turi teigiamą krūvį. atitikmenys: angl. cationic polymerization rus. катионная полимеризация …   Chemijos terminų aiškinamasis žodynas

• 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

• 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

• Ring-opening polymerization — In polymer chemistry, ring opening polymerization is a form of addition polymerization, in which the terminal end of a polymer acts as a reactive center, where further cyclic monomers join to form a larger polymer chain through ionic propagation …   Wikipedia

• 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

• Addition polymerization — nM (monomer) ightarrow ( M ) n (polymer)where n is the degree of polymerization.CharacteristicsThe main characteristics are:* polymerisation process takes place in three distinct steps: # chain initiation, usually by means of an initiator which… …   Wikipedia

• Coordination polymerization — is a form of addition polymerization in which monomer adds to a growing macromolecule through an organometallic active center [1] [2]. The development of this polymerization technique started in the 1950s with heterogeneous Ziegler Natta… …   Wikipedia

• Otto Vogl — Otto Vogl, circa 2000 Born November 6, 1927(1927 11 06 …   Wikipedia

• Chain growth polymerisation — Chain growth polymerization is a polymerization technique where unsaturated monomer molecules add on to a growing polymer chain one at a time [1]. It can be represented with the chemical equation: where n is the …   Wikipedia

• Ethylene oxide — Oxirane redirects here. For oxiranes as a class of molecules, see epoxide. Ethylene oxide …   Wikipedia

• Gradient copolymers — Copolymers are polymers that are synthesized with more than one kind of repeat unit (or monomer). A gradient copolymer has gradient in repeat units arranged from mostly monomer A to mostly monomer B along much or all of the copolymer… …   Wikipedia