linear polymerization

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• Linear low-density polyethylene — (LLDPE) is a substantially linear polymer (polyethylene), with significant numbers of short branches, commonly made by copolymerization of ethylene with longer chain olefins. Linear low density polyethylene differs structurally from conventional… …   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

• 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

• 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

• Step-growth polymerization — is a polymerization process that involves a chemical reaction between multifunctional monomer molecules. In a step growth reaction, the growing chains may react with each other to form even longer chains. This applies to chains of all lengths.… …   Wikipedia

• Short linear motif — The Human papilloma virus E7 oncoprotein mimic of the LxCxE motif (red) bound to the host Retinoblastoma protein (dark grey)(PDB 1gux) In molecular biology Short Linear Motifs (also known as SLiMs, Linear Motifs or minimotifs) are short stretches …   Wikipedia

• Carothers, W(allace) H(ume) — born April 27, 1896, Burlington, Iowa, U.S. died April 29, 1937, Philadelphia, Pa. U.S. chemist. He became director of organic chemical research at DuPont in 1928. There he first worked on polymerization of acetylene and derivatives, leading to… …   Universalium

• 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

• hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… …   Universalium

• 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