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| Number | Title | Issue Date |
| 8008414 | Organic antimony compound, process for producing the same, living radical polymerization initiator, process for producing polymer using the same, and polymer An organoantimony compound represented by the formula (1), processes for producing polymers with use of the compound, and polymers wherein R1 and R2 are C1-C8 alkyl, aryl, substit... | 08/30/2011 |
| 7879961 | Resin composition for organic insulating layer, method of manufacturing resin composition, and display panel including resin composition Disclosed herein is a resin composition for an organic insulating layer, a method of manufacturing the same, and a display panel including an insulating layer formed using the resin composition. The resin composition for an organic insulating layer is produced by po... | 02/01/2011 |
| 7834113 | Photoresist compositions and processes for preparing the same The present invention relates to novel photoresist compositions and processes for preparing the same utilizing polymers having a low polydispersity via the use of certain chain transfer agents (CTA) with certain monomers to provide said polymers. The polymers incorp... | 11/16/2010 |
| 7816467 | Processes for hydrazine addition to acrylic macromonomers and products therefrom Processes for forming adducts of hydrazines with acrylic macromonomers are provided. Also provided are processes for using ring-closing reactions of the adducts to form aminolactams. The adducts are useful, for example, for making adhesives, surfactants, viscosity m... | 10/19/2010 |
| 7741421 | Methods for producing macromolecule-identifying polymers The methods for producing macromolecule identifying polymers according to the present invention comprise the steps of polymerizing a starting monomer in an aqueous solution in the presence of a macromolecule, a crosslinking agent, and a radical polymerization initia... | 06/22/2010 |
| 7741422 | Process for making vinyl fluoride interpolymers and dispersions Interpolymers of 1-99 mol % vinyl fluoride and 99-1 mol % of at least one highly fluorinated monomer such as tetrafluoroethylene are disclosed. The interpolymers are characterized by the presence of ionic end groups and are prepared by polymerizing VF and fluorinate... | 06/22/2010 |
| 7399813 | Flexible superabsorbent binder polymer composition A flexible superabsorbent binder polymer composition including a monoethylenically unsaturated polymer, such as carboxylic acid, sulphonic acid, or phosphoric acid, or salts thereof, and an acrylate or methacrylate ester that contains an alkoxysilane functionality, ... | 07/15/2008 |
| 7378475 | Process for making vinyl fluoride interpolymers and dispersions thereof Interpolymers of 1-99 mol % vinyl fluoride and 99-1 mol % of at least one highly fluorinated monomer such as tetrafluoroethylene are disclosed. The interpolymers are characterized by the presence of ionic end groups and are prepared by polymerizing VF and fluorinate... | 05/27/2008 |
| 7361697 | Prosthesis material Prosthesis material having improved stability during storage, reduced plaque affinity and improved polishing properties. ... | 04/22/2008 |
| 7358365 | Process for the controlled increase in the molecular weight of polyethylenes The invention relates to novel cyclic hydroxylamine esters and to the use of known hydroxylamine esters selected from the group consisting of HALS (sterically hindered amine) compounds and the novel hydroxylamine esters achieving a controlled increase in the molecul... | 04/15/2008 |
| 7335713 | Method for preparing a flexible superabsorbent binder polymer composition A process of making the flexible superabsorbent binder polymer composition includes preparing a preneutralized monomer solution having at least about 40 mol % degree of neutralization, preparing a monomer solution including monoethylenically unsaturated monomers, on... | 02/26/2008 |
| 7312286 | Flexible superabsorbent binder polymer composition A flexible superabsorbent binder polymer composition including a monoethylenically unsaturated polymer, such as carboxylic acid, sulphonic acid, or phosphoric acid, or salts thereof, and an acrylate or methacrylate ester that contains an alkoxysilane functionality, ... | 12/25/2007 |
| 7265159 | Monodisperse anion exchangers Process for preparing monodisperse weakly basic or optionally strongly basic anion exchangers of the poly(meth)acrylamide type, the ion exchangers themselves and their use. ... | 09/04/2007 |
| 7238744 | Ultrahigh molecular weight polyethylene articles and method of manufacture An article of manufacture comprises an ultrahigh molecular weight polyethylene (UHMWPE) mixed with a processing oil and a lubricant selected from the group consisting of fatty acid esters, ethoxylated fatty acid esters, glycol esters, PEG esters, glycerol esters, et... | 07/03/2007 |
| 7214451 | Rewriteable optical recording material having good solubility Polymeric material suitable for the preparation of optical recording media for volume data storage is disclosed. The molecular structure of the material contains a main chain derived from any of poly(meth)acrylate, poly(meth)acrylamide, polysiloxane, polyurea, polyu... | 05/08/2007 |
| 7196150 | Method for radical polymerisation in the presence of a chain transfer agent Process for free-radical polymerization in the presence of a regulator which, following free-radical H-abstraction to form an aromatic system, eliminates a free-radical leaving group which starts a new free-radical chain. ... | 03/27/2007 |
| 7125938 | Atom or group transfer radical polymerization A polymerization process comprising initiating a first polymerization of monomers using an initiator functionalized with an ATRP initiating site, wherein the first polymerization is selected from the group of cationic polymerization, anionic polymerization, conventi... | 10/24/2006 |
| 7112639 | Polymers A copolymer containing repeat units formed from the monomers (I) and (II), wherein each R1, if present, is independently hydrogen or hydrocarbyl; r is 0, 1 or 2; s is either 2 or 3; R2–R4 are each independently hydrogen or hydrocar... | 09/26/2006 |
| 7098280 | Controlled polymerization The present invention discloses an emulsion polymerization process that comprises: (1) preparing an aqueous polymerization medium which is comprised of (a) at least one monomer, (b) a polymerization control agent, and an emulsifier, wherein the emulsifier is prepare... | 08/29/2006 |
| 7077964 | Process for preparing monodisperse ion exchangers having chelating functional The present invention relates to a process for preparing novel, monodisperse ion exchangers having chelating functional groups, and their use for adsorbing metal compounds, in particular, heavy metal compounds and noble metal compounds, and also for extracting alkal... | 07/18/2006 |
| 7030196 | Process for reducing the molecular weight of polypropylene The invention relates to the use of known hydroxylamine esters selected from the group consisting of HALS (sterically hindered amine) compounds and novel hydroxylamine esters for the controlled degradation of polypropylene. ... | 04/18/2006 |
| 7018684 | Block copolymers for optical data storage Block polymers suitable for the preparation of data storage media are disclosed. The media produced of the inventive of the polymers has thickness in the range of a few millimeters. In contrast with currently available materials that feature high optical density the... | 03/28/2006 |
| 7012119 | Cleaving and replacing thio control agent moieties from polymers made by living-type free radical polymerization A method of free radical polymerization and for cleaving a thio group from the resulting polymer is provided. The method comprises forming a mixture of one or more monomers, at least one free radical source and a control agent, wherein the control agent comprises a ... | 03/14/2006 |
| 7011925 | Three-dimensional optical memory The present invention is directed to a three-dimensional memory apparatus for storing information in a volume comprising of an active medium. The active medium is capable of changing from a first to a second isomeric form as a response to radiation of a light beam h... | 03/14/2006 |
| 6992156 | Controlled polymerization The present invention discloses an emulsion polymerization process that comprises: (1) preparing an aqueous polymerization medium which is comprised of (a) at least one monomer, (b) a polymerization control agent, and an emulsifier, wherein the emulsifier is prepare... | 01/31/2006 |
| 6958368 | Cure accelerators for anaerobic curable compositions The present invention relates to new cure accelerators for anaerobic curable compositions. These anaerobic cure accelerators are generally sulfinimides and oxygen and sulfur derivatives thereof, sulfonimides and oxygen and sulfur derivatives thereof, sulfonamides an... | 10/25/2005 |
| 6936670 | Multifunctional alkoxyamines based on polyalkylpiperidines, polyalkylpiperazinones and polyalkylmorpholinones and their use as polymerization regulators/initiators The instant invention relates to multifunctional alkoxyamines based on polyalkylpiperidines, polyalkylpiperazinones and polyalkylmorpholinones and their use as polymerization regulatros/initiators. Further subjects of the invention are a polymerizable composition co... | 08/30/2005 |
| 6924317 | Process for producing coarse-particle anion-exchanger gels The present invention relates to a process for producing monodisperse anion-exchanger gels with high stability, purity and coarse particle size greater than 800 μm starting from a monodisperse bead polymer with a swelling index of from 2.5 to 7.5 and more than one ... | 08/02/2005 |
| 6919415 | Polymers for use in optical devices Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent... | 07/19/2005 |
| 6919409 | Removal of the thiocarbonylthio or thiophosphorylthio end group of polymers and further functionalization thereof A method of free radical polymerization and for cleaving a thio group from the resulting polymer is provided. The method comprises forming a mixture of one or more monomers, at least one free radical source and a chain transfer agent, wherein the chain transfer agen... | 07/19/2005 |
| 6914105 | Continuous process for making polymers in carbon dioxide A method for carrying out the continuous polymerization of a monomer in a carbon dioxide reaction medium comprises the steps of: (a) providing an apparatus including a continuous reaction vessel and a separator; (b) carrying out a polymerization reaction in the reac... | 07/05/2005 |
| 6852812 | Latex having a high solids content and a low viscosity and exhibiting a bimodal distribution A process is presented for the preparation of a latex by the emulsion polymerization at a temperature of between 30 and 90 C. of at least one ethylenically unsaturated monomer in the presence of at least one surfactant and of a seed of polymer particles with a diame... | 02/08/2005 |
| 6844406 | High functionality number, low molecular weight polymers and methods of making same The present invention provides novel low molecular weight, high functionality number, polymers. The polymers may be made, for example, by heating (preferably, to a temperature of between about 130° C. and 180° C.) one or more ethylenically unsaturated monomers in ... | 01/18/2005 |
| 6835762 | Cure accelerators for anaerobic curable compositions The present invention provides a new class of materials effective as cure accelerators for anaerobic curable compositions. The addition of these materials into anaerobic adhesives as a replacement for conventional curatives, such as acetyl phenyl hydrazine and malei... | 12/28/2004 |
| 6762248 | Suspension polymerizing epoxy group-containing acrylic resin An epoxy group-containing acrylic resin for a powder coating is prepared by suspension polymerization at a temperature of at least 80° C. and a pressure of at least 2 kg/cm2 with a vinyl monomer mixture comprising from 10-60% by weight of epoxy group-con... | 07/13/2004 |
| 6759488 | Molecularly imprinted polymers grafted on solid supports The invention refers to a molecularly imprinted polymer, a method of preparing a molecularly imprinted polymer material, and the use thereof. According to the invention a support comprising at least one monomer, and a template, in a polymerization medium is polymeri... | 07/06/2004 |
| 6723811 | Polymers for use in optical device Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent... | 04/20/2004 |
| 6713538 | Post-treatment of a polymeric composition A post-treatment process for making a water-resistant polymeric coating composition or a strongly-swellable polymeric gel includes providing a stable, aqueous two-phase polymeric composition by the steps of forming a reaction mixture in a reaction vessel which inclu... | 03/30/2004 |
| 6710146 | Composition and process for controlled radical polymerization using multifunctional initiator/regulator compounds The present invention relates to a polymerizable composition comprising a) at least one ethylenically unsaturated monomer and b1) at least one multifunctional triazinyl based 2,2,6,6 tetramethylpiperidine-1-oxyl and a free radical initiator or b2) at least one multi... | 03/23/2004 |
| 6653423 | Random copolymers, process for the production thereof and medical material A random copolymer obtained by polymerizing a monomer composition comprising allylamine or a salt thereof and a monomer bearing a phosphorylcholine-like group, comprising 0.01 to 9 mole % of constituent units (A1) derived from allylamine or a salt thereof... | 11/25/2003 |
