They are mainly of theoretical or academic interest. Molecularly, polysilazanes are isoelectronic with and close relatives to Polysiloxanes (silicones). While metals are not typically associated with polymeric structures, the inclusion of metal atoms either throughout the backbone of, or as pendant structures on a polymer can provide unique smart properties, especially in relation to their redox and electronic properties. Ray, N. H. 1978, Inorganic polymers / N. H. Ray Academic Press London ; New York. All contain tetrahedral silicon and terminal hydrides. A new class of high refractive index polymers was developed through the thiol–ene coupling reaction of trivinylphosphine chalcogenides, [(CH2═CH−)3P═X (X = S, Se)], with 1,2-ethane dithiol and 1,3-benzene dithiol. The development of this technology and the underlying concepts were recognized by the Nobel Prize in Chemistry to Herbert C. Brown. ... (HDPE), which to date is the most widely used polymer in the world. Common backbones utilized in SIPs include polysiloxanes, polyphosphates, and polyphosphazenes, to name a few. Phosphorus–oxygen and boron-oxide polymers include the polyphosphates and polyborates. Inorganic chemistry studies the elements (including carbon), and all compounds other than carbon compounds. Polymer chemistry is a sub-discipline of chemistry that focuses on the chemical synthesis, structure, and chemical and physical properties of polymers and macromolecules. A special class of inorganic polymers are geopolymers, which may be anthropogenic or naturally occurring. Inorganic polymers offer some properties not found in organic materials including low-temperature flexibility, electrical conductivity, and nonflammability. Media in category "Inorganic polymers" The following 21 files are in this category, out of 21 total.  One such example is a thin film of a polystyrene-polyferrocenylsilane inorganic-organic hybrid copolymer that was found to be able to adsorb and release ferritin with the application of an electrical potential. Polyphosphazene is an inorganic polymer with a backbone consisting of phosphorus and nitrogen, which can also form inorganic-organic hybrid polymers with the addition of organic substituents. See also . < Advanced Inorganic Chemistry Jump to navigation Jump to search Olefin Metathesis is an organic chemical reaction that uses a metal catalyst for the transfer of substituents between olefins, or alkenes by a 4-membered ring intermediate, also known as a Chauvin Mechanism. The polymers were obtained through a thermal initiation and polymerization process which yielded robust monolithic materials. Most polymers (a category that includes all plastics and rubbers) are organic, synthetic, or semi-synthetic compounds. (the "Gold Book") (1997). It is superconducting below 0.26 K. . However, most of these polymers are hybrid polymers because there are some organic regions as well.  Polymers containing inorganic and organic components are sometimes called hybrid polymers,  and most so-called inorganic polymers are hybrid polymers. * biopolymer * inorganic polymer * oligopolymer * polymeric * polymerize See also * dimer * monomer * oligomer * trimer * superpolymer ---- polyethylene . In this cyclic compound, the three BH units and three NH units alternate. Polymers : Polymers are very large molecules made when hundreds of monomers join together to form long chains. Carbon fibres, graphite and diamond are, however, considered to be inorganic polymers. A chain reaction is an example of a complex mechanism, in which the propagation steps form a closed cycle.. Other experimental methods to determine mechanism. Inorganic polymers can also be named in accordance with inorganic nomenclature, but the seniority of the elements is different from that in organic nomenclature. Both are composed of carbon.In diamond, carbon atoms are linked in a three-dimensional network that gives the material its hardness. Polyphosphate (PolyP) is an inorganic polymer made from phosphate subunits. In chemistry, catenation is the bonding of atoms of the same element into a series, called a chain. Silsesquioxanes are members of polyoctahedral silsesquioxanes ("POSS"), which have attracted attention as preceramic polymer precursors to ceramic materials and nanocomposites. The majority of its content deals with metal complexes of organic ligands. Inorganic polymers with tunable or responsive properties are sometimes called smart inorganic polymers. Inorganic polymers offer … In a tetrahedral molecular geometry, a central atom is located at the center with four substituents that are located at the corners of a tetrahedron. Inorganic polymers also include materials with transition metals in the backbone. Inorganic Materials. Polymers containing inorganic and organic components are sometimes called hybrid polymers, and most so-called inorganic polymers are hybrid polymers. Inorganic polymers, like organic polymers, are classified according to spatial structure as linear, branched, ladder, and crosslinked (two- and three-dimensional). Trihydridoboron, also known as borane or borine, is an unstable and highly reactive molecule with the chemical formula BH3. The natural polymers are generally found in three types as polyamides, polysaccharides, and polynucleotides. Advanced Inorganic Chemistry/Ziegler-Natta polymerization (4.10) From Wikibooks, open books for an open world < Advanced Inorganic Chemistry.  One of the best known examples is polydimethylsiloxane, otherwise known commonly as silicone rubber.  While organic polymers are often petrol-based, the backbones of SIPs are made from elements other than carbon which can lessen the burden on scarce non-renewable resources and provide more sustainable alternatives. A related family of well studied inorganic polymers are the polyphosphazenes. Consequently it is highly reactive and can only be observed directly as a continuously produced, transitory, product in a flow system or from the reaction of laser ablated atomic boron with hydrogen. Synthetic polymers are generally categorized as inorganic polymers or organic polymers. Many inorganic polymers also are found in nature, including diamond and graphite. Traditional Names An inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds, that is, a compound that is not an organic compound.However, the distinction is not clearly defined and agreed upon, and authorities have differing views on the subject. Poly(dimethylsilane) is prepared by reduction of dimethyldichlorosilane. They are typically colorless, oils or rubber-like substances. They are more fragile than the organic analogues and, because of the longer Si–Si bonds, carry larger substituents. Similar hybrid textile coatings made of amino-functionalized polysiloxane with TiO2 and silver nanoparticles have been reported to have smart stain-repellent yet hydrophilic properties, making them unique in comparison to typical hydrophobic stain-repellant coatings. Synthesis of smart stimuli responsive polysiloxanes through the addition of a polysiloxane amine to an α,β-unsaturated carbonyl via aza-Michael addition to create a polysiloxane with N-isopropyl amide side-chains has been reported. Thompson, in Polymer Science: A Comprehensive Reference, 2012. Trichlorosilane is produced on the largest scale. However, certain inorganic and inorganic-organic polymers, for example those containing metallocene derivatives, are at present best named using organic nomenclature, e.g., the polymer shown can be named poly[(dimethylsilanediyl)ferrocene-1,1'-diyl]. Inorganic polymer - Wikipedia This science is subdivided into the study of organic polymers, which consist of a carbon backbone, and inorganic polymers which have backbones containing only main group elements. Silicone rubber is generally non-reactive, stable, and resistant to extreme environments and temperatures from −55 to 300 °C while still maintaining its useful properties. While organic polymers are often petrol-based, the backbones of SIPs are made from elements other than carbon which can lessen the burden on scarce non-renewable resources and provide more sustainable alternatives. Siloxanes are manmade and have many commercial and industrial applications because of the compounds’ hydrophobicity, low thermal conductivity, and high flexibility. Wikipedia - Inorganic compound (en) Wikipedia - Inorganic polymer (en) Wikipedia - Neorganski polimer (sr) Wikipedia - Polimery (pl) Wikipedia - Polymère inorganique (fr) Wikipedia - Polímero de coordenação (pt) Wikipedia - Անօրգանական նյութեր (hy) Wikipedia - 无机化合物 (zh) Silicone rubbers are often one- or two-part polymers, and may contain fillers to improve properties or reduce cost.  They biodegrade into a near-neutral pH mixture of phosphates and ammonia that has been shown to be non-toxic, and the rate of their biodegradation can be tuned with the addition of different substituents from full decomposition within days with glyceryl derivatives, to biostable with fluoroalkoxy substituents. Inorganic chemistry is the branch of chemistry which studies the elements, and inorganic compounds.. Inorganic chemistry can be defined simply as all chemistry which is not organic chemistry.Organic chemistry is basically the study of carbon compounds. In graphite, used as a lubricant and in pencil “leads,” the carbon atoms link in planes that can slide across one another. Français : Les polymères inorganiques sont surtout représentés par les silicones , qui …  This particular phenomena is promising in the field of monument preservation. , Boron–nitrogen polymers feature −B−N−B−N− backbones.  One member is polymeric sulfur, which forms reversibly upon melting any of the cyclic allotropes, such as S8. Polysiloxane, commonly known as silicone, is the most commonly commercially available inorganic polymer. Silicone rubber is an elastomer composed of silicone—itself a polymer—containing silicon together with carbon, hydrogen, and oxygen. Inorganic polymers also include materials with transition metals in the backbone. He shared the Nobel prize in chemistry with Georg Wittig in 1979 for his pioneering research on organoboranes as important synthetic intermediates. Common backbones utilized in SIPs include polysiloxanes, polyphosphates, and polyphosphazenes, to name a few. See also . Inorganic polymers are polymers with a skeletal structure that does not include carbon atoms in the backbone. The parent chlorosilane is Silicon tetrachloride. As they are formed by using numerous chemical reactions, so, they are further categorized into the type of chemical reaction that was used to form them.  This polysiloxane was shown to be able to load ibuprofen (a hydrophobic NSAID) and then release it in response to changes in temperature, showing it to be a promising candidate for smart drug delivery of hydrophobic drugs. (Definitions of terms relating to the structure and processing of sols, gels, networks, and inorganic-organic hybrid materials (IUPAC Recommendations 2007)) on page 1812 . 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