3 edition of Vinyl and diene monomers. found in the catalog.
Vinyl and diene monomers.
Includes bibliographical references.
|Statement||Edited by Edward C. Leonard.|
|Series||High polymers,, v. 24|
|Contributions||Leonard, Edward C., 1927- ed.|
|LC Classifications||TP1180.V48 V5|
|The Physical Object|
|Pagination||3 v. (1703 p.)|
|Number of Pages||1703|
|LC Control Number||77094013|
What is claimed is: 1. A catalyst system which is particularly useful in the anionic polymerization of conjugated diene monomers into polydiene polymers having high vinyl contents which consists essentially of (a) an initiator which is selected from the group consisting of organolithium compounds, organosodium compounds, organopotassium compounds, and . Hydrocarbon monomers such as dienes and styrene, polar vinyl monomers such as vinyl pyridines, (meth)acrylates, vinyl ketones, acrylonitriles, and cyclic monomers containing oxirane, lactones, carbonates, and siloxanes have been polymerized using anionic initiators . The anionic polymerization of heterocyclic monomers is discussed in Chapter Size: 1MB.
R – rubbers with unsaturated hydrocarbon polymer chain (diene) T – rubbers containing sulfur in polymer chain U – rubbers containing carbon, oxygen and nitrogen in polymer chain Z – rubbers containing phosphor a nitrogen in polymer chain Other letters of the abbreviation characterize monomers, the rubber was produced Size: 1MB. I believe you’re asking about the source of monomers. These can be readily available (e.g. drying oils, which, via transesterification, can provide fatty acids and glycerol to alkyd / polyester synthesis) or chemically synthesized. A monomer such.
Vinyl monomers from soybean, sunflower, linseed, and olive oils were copolymerized with styrene (St), methyl methacrylate (MMA), and vinyl acetate (VAc) to determine the reactivity of biobased monomers in radical copolymerization, as well as their feasibility in emulsion processes for the synthesis of biobased latexes. Radical copolymerization of plant-oil-based monomers is Cited by: 9. A series of conjugated, symmetrical, and ferrocene-containing main-chain monomers was prepared following a gentle coupling reaction. Ferrocene-containing oligomers with all-trans-configured vinylene bonds could be synthesized via acyclic diene metathesis (ADMET) polymerization. These oligomers had a larger Stokes shift ( to cm−1) and both Cited by: 1.
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Additional Physical Format: Online version: Vinyl and diene monomers. New York, Wiley-Interscience  (OCoLC) Document Type: Book: All Authors / Contributors.
: Vinyl and diene monomers Part 1. (High polymers XXIV) (Volume 24) (): Edward C. Leonard: Books. Vinyl Acetate Emulsion Polymerization and Copolymerization with Acrylic Monomers provides a collection and logical organization of the published data - much of it formerly found fragmented throughout various journals and little of it referenced in general emulsion polymerization by: A process is disclosed for anionically polymerising dienes or for copolymerising dienes and vinyl aromatic monomers in a vinyl aromatic monomer or monomer mixture into homopolydienes or copolymers or mixed homopolydienes and copolymers in the presence of a metal alkyl or aryl of an at least bivalent element, without the admixture of Lewis by: Abstract.
While the inclusion copolymerization of diene systems is always ideal azeotropic independent of the type of matrix, the inclusion copolymerization of vinyl type monomers leads to the same copolymer composition as is found in the free : Christel Schneider, Wolfgang Kempf, Bodo Rehbold.
Tacticity. In addition to the type, number, and sequential arrangement of monomers along the chain, the spatial arrangement of substituent groups is also important in determining properties. The possible steric configurations of an asymmetric vinyl-polymer chain can be best represented by drawing the chain in its extended-chain or planar zigzag conformation, as.
BASF combines 90 years of experience in the development of high quality functional vinyl monomers, including vinyl ethers and N-vinyl compounds, with state-of-the-art know-how and technology. Our offer comprises additional technical support, ranging from analytical services to joint R&D activities, to help you become more successful with our products.
Polybutadiene [butadiene rubber BR] is a synthetic tadiene rubber is a polymer formed from the polymerization of the monomer 1,tadiene has a high resistance to wear and is used especially in the manufacture of tires, which consumes about 70% of the r 25% is used as an additive to improve the toughness (impact.
intermediates like vinyl monomers. Your leading provider for functional vinyl monomers Customers can rely on BASF for the broadest portfolio of functional vinyl monomers to meet their needs for speciﬁ c applications.
With state-of-the-art know-how and technology, and our comprehensive experience as a global chemicals sup. intermediates like vinyl monomers. Your leading provider for functional vinyl monomers Customers can rely on BASF for the broadest portfolio of functional vinyl monomers to meet their needs for speciﬁ c applications.
With state-of-the-art know-how and technology, and our comprehensive experience as a global chemicals sup-File Size: KB. Copolymers of olefins with conjugated dienes are very attractive materials and are based on readily available monomers.
The use of conjugated dienes instead of classical diene monomers used in ethylene propylene diene monomer (EPDM) such as ethylidene norbornene (ENB), vinyl norbornene (VNB), or dicyclopentadiene (DCPD) improves the covulcanization of Author: Islem Belaid, Vincent Monteil, Christophe Boisson.
According to the Gold Book definition, a "diene" could include one or more heteroatoms which replace unsaturated carbon atoms, giving structures that could more specifically be called heterodienes. Compounds that contain more than two double bonds are called es and dienes share many properties.
Synthesis of dienes. On an industrial. Examples of monomers include vinyl chloride (which polymerizes into polyvinyl chloride or PVC), glucose (which polymerizes into starch, cellulose, laminarin, and glucans), and amino acids (which polymerize into peptides, polypeptides.
Pitsikalis, in Reference Module in Chemistry, Molecular Sciences and Chemical Engineering, Monomers. Monomers bearing electron-releasing groups are susceptible to cationic polymerization.
78, 79 These monomers can be classified in two main categories: (1) vinyl monomers, for which the reactive end group is a carbocation, and (2) heterocyclic monomers. Living polymerization is most frequently employed for the synthesis of block copolymers where two or more monomers are polymerized sequentially, and this is not exceptional for the HI/I 2 initiated living polymerization of vinyl ethers.
8, d The reported examples include: alkyl vinyl ether–alkyl vinyl ether (e.g. methyl vinyl ether–hexadecyl vinyl ether; 50); alkyl vinyl ether. It has been demonstrated that the introduction of a naphthylmethylammonium moiety efficiently induces the topochemical polymerization of not only (Z,Z)-diene but also (E,E)-diene derivatives.
The stereochemical structure of the polymers is discussed in relation to the configuration of the monomers and molecular packing in the crystals.
Vinyl esters undergo homopolymerization via a radical mechanism. The most widely used member of the category is vinyl acetate. Vinyl acetate is not as hydrolytically stable in polymers as are the structurally similar acrylic esters.
Vinyl-alcohol containing polymers are prepared by hydrolysis of the corresponding vinyl acetate polymers. Vinyl ethers undergo homopolymerization via a cationic mechanism. They are increasingly used in radiation curing systems because of a lower toxicity profile than the commonly used acrylic monomers.
Vinyl ethers undergo radical initiated copolymerization in the presence of specific monomers such as maleates, fumarates, and acrylics. Thus, in an example of the gradient copolymerization including two distinct monomers (i.e., a diene monomer and a monoene monomer), the polymerizing step of the present method of controlled atom or group transfer polymerization may comprise polymerizing first and second radically polymerizable monomers present in amounts providing a molar ratio Cited by: 1.
Diene monomers with an exomethylene moiety and a fixed s-trans diene structure, such as 3-methylenecyclopentene and 4-isopropylmethylmethylenecyclohexene, exhibit high copolymerization Author: Kotaro Satoh. Stereochemistry in Radical Polymerization of Vinyl Esters 5.
EPR Study of Conventional and Controlled Radical Polymerization 6. Models for Free Radical Copolymerization Kinetics 7. Topochemical Polymerization of 1-Naphthylmethylammonium Muconate and Sorate as the (E,E)-Diene Monomers in the Crystalline State NITROXIDE MEDIATED POLYMERIZATION 8.
Coordination polymerization is a manner of chain-growth polymerization promoted by coordinatively unsaturated transition metal catalysts.
During the propagation step, the monomer activated by coordination to the catalyst metal center bearing the growing polymer chain causes migratory insertion into the metal-polymer bond.Block copolymers of formaldehyde with vinyl or diene monomers Article in Die Makromolekulare Chemie 83(1) - 55 March with 10 Reads How we measure 'reads'.