degree of polymerization of a molecule of a polymer

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• Degree of polymerization — The degree of polymerization, or DP, is usually defined as the number of monomeric units in a macromolecule or polymer or oligomer molecule.[1][2][3] For a homopolymer, there is only one type of monomeric unit and the number average degree of… …   Wikipedia

• degree of polymerization — the average number of mer units per polymer chain molecule …   Mechanics glossary

• Polymer — Appearance of real linear polymer chains as recorded using an atomic force microscope on surface under liquid medium. Chain contour length for this polymer is 204 nm; thickness is 0.4 nm.[1] A polymer is a large molecule (macromolecule …   Wikipedia

• polymer, inorganic — Introduction  any of a class of large molecules that lack carbon and are polymers that is, made up of many small repeating units called monomers (monomer). The word polymer is derived from the Greek term poly, meaning many, and meros, which means …   Universalium

• Polymer chemistry — or macromolecular chemistry is a multidisciplinary science that deals with the chemical synthesis and chemical properties of polymers or macromolecules. According to IUPAC recommendations [IUPAC definition… …   Wikipedia

• 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

• 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

• Superabsorbent polymer — Superabsorbent polymers (SAP) (also called slush powder) are polymers that can absorb and retain extremely large amounts of a liquid relative to its own mass. [Definitions of terms relating to reactions of polymers and to functional polymeric… …   Wikipedia

• Radical polymerization — is a type of polymerization in which the reactive center of a polymer chain consists of a radical.The polymerization reaction is initiated by three classes of free radical initiators: * certain compounds that can be broken down in two radicals at …   Wikipedia

• industrial polymers, chemistry of — Introduction       structure and composition of chemical compounds made up of long, chainlike molecules (molecule).       What distinguishes polymers from other types of compounds is the extremely large size of the molecules. The size of a… …   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