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| Number | Title | Issue Date |
| 8153743 | Controlled exotherm of cyanoacrylate formulations An adhesive composition includes one or more polymerizable cyanoacrylate monomers, a polymerization initiator and a polymerization accelerator for the one or more polymerizable cyanoacrylate monomers. A system for treating living tissue includes a first reservoir co... | 04/10/2012 |
| 7951885 | Hydrophilic crosslinked polymer The present invention relates to a hydrophilic crosslinked polymer, preferably in the form of porous particles, and to the preparation and use thereof. The polymer according to the invention is produced by polymerisation from chain-forming hydrophilic vinyl ethers a... | 05/31/2011 |
| 7902312 | Michael addition adducts as additives for paper and papermaking Several Michael addition adducts of vinylamines with α,β. -unsaturated alkyl carbonyl compounds including amides, esters and acids, particularly acrylamide are presented. Additionally, a process for producing these Michael addition adducts is described. These addu... | 03/08/2011 |
| 7897709 | Single chain-end functionalized polyolefin A single-chain-end functionalized polyolefin and method of producing the same. The polyolefin is represented by the following general formula (I): P—X (I) wherein X is a group containing at least one element selected from oxygen, sulfur, n... | 03/01/2011 |
| 7858722 | Process for making an acrylic monomer having one or more quaternary ammonium groups and its polymers A method for making a monomer having an ethylenically unsaturated group and two or more quaternary ammonium groups per molecule, comprising: (a) reacting an excess of a monomeric reactant having at least one ethylenically unsaturated group and at least ... | 12/28/2010 |
| 7816475 | Aminoalkoxystyrene, process for preparation thereof, polymer thereof, process for producing the polymer and use thereof An aminoalkoxystyrene represented by the formula (1) wherein R1 and R2 are C1-4 alkyl and n is 3-6. The aminoalkoxystyrene is prepared by reacting an aminoalkoxyphenylmagnesium halide with v... | 10/19/2010 |
| 7718746 | Anion-binding polymers and uses thereof Anion-binding polymers are described. The anion-binding polymers in some cases are low swelling anion-binding polymers. In some cases, the anion-binding polymers have a pore volume distribution such that a fraction of the polymer is not available for non-interacting... | 05/18/2010 |
| 7608674 | Pharmaceutical compositions comprising cross-linked small molecule amine polymers Anion-binding polymers are described. The anion-binding polymers in some cases are low swelling anion-binding polymers. In some cases, the anion-binding polymers have a pore volume distribution such that a fraction of the polymer is not available for non-interacting... | 10/27/2009 |
| 7442754 | Molecular imprinting of small particles, and production of small particles from solid state reactants Small particles of polymeric material are produced by expansion of a mixture of monomers and a propellant. The size and shape of the particles can be precisely tailored by materials selection and expansion conditions. Particles of 10 nanometers to 100 microns can be... | 10/28/2008 |
| 7423074 | Polysiloxane prepolymers for biomedical devices A polysiloxane copolymer that is useful for forming biomedical devices comprises blocks (I) and (II) and is terminated at each end with an ethylenically unsaturated radical: (*Dii*Diol*Dii*PS)x (I) (*Dii*PS)y (II... | 09/09/2008 |
| 7416559 | Micromantled drug-eluting stent Pharmacologically active, easy-to-deploy, biomechanically compatible, inflatable endovascular, drug-eluting stent are formed of a primary expandable polymeric or metallic construct, intimately mantled with a biomechanically compatible, polymeric microporous, microfi... | 08/26/2008 |
| 7399810 | Polymerization of monomers with differing reactivities There is provided a process for producing a polymer comprising the steps of (a) adding at least one low-reactivity monomer to a reaction vessel with a decreasing rate of addition, (b) adding at least one high-react... | 07/15/2008 |
| 7396874 | Cationic or amphoteric copolymers prepared in an inverse emulsion matrix and their use in preparing cellulosic fiber compositions A papermaking method and a composition which utilize, as a drainage aid, a water-soluble cationic or amphoteric copolymer prepared via a water-in-oil polymerization technique that, absent a cross-linking agent, is characterized by a Huggins' constant (k′) determin... | 07/08/2008 |
| 7385012 | Polyamine polymers The present invention provides polymeric and pharmaceutical compositions comprising a polymer that contains vicinal amine moieties, referred to as polyvicinalamine polymers. The polyvicinalamines can be copolymers or homopolymers. Methods of use of the polymeric and... | 06/10/2008 |
| 7347330 | Method for sizing of water-absorbent resin A method for sizing a surface cross-linked water-absorbent resin removed coarse particles and fine powder is provided. Sized resin particles are obtained by classifying water-absorbent resin particles to remove an aggregates and fine powder in the particles, disinte... | 03/25/2008 |
| 7342083 | Polyamine polymers The present invention provides polymeric and pharmaceutical compositions comprising a polymer that contains vicinal amine moieties, referred to as polyvicinalamine polymers. The polyvicinalamines can be copolymers or homopolymers. Methods of use of the polymeric and... | 03/11/2008 |
| 7332553 | Functional monomers for molecular recognition and catalysis The present invention refers to new classes of polymerisable monomers, to molecularly imprinted polymers obtainable by polymerisation of at least one of the monomers and a crosslinking monomer in the presence of a template molecule. The obtained polymers may be used... | 02/19/2008 |
| 7329705 | Salt-sensitive binder compositions with N-alkyl acrylamide and fibrous articles incorporating same A salt sensitive polymeric binder for use in fibrous webs, where the binder contains a copolymer of carboxylic acid monomer units, acrylate monomer units, and N-alkyl acrylamide units. The copolymer is neutralized at least to the point where it is water soluble. The... | 02/12/2008 |
| 7320831 | Salt-sensitive vinyl acetate binder compositions and fibrous article incorporating same A salt sensitive polymeric binder for use in fibrous webs, where the binder contains a copolymer incorporating the residue of vinyl acetate, a carboxylic acid, and a vinyl ester of a saturated aliphatic monocarboxylic acid having between 6 and 18 carbon atoms in the... | 01/22/2008 |
| 7309757 | Polymers for the delivery of bioactive agents and methods of their preparation Provided is a poly(amino ester) having a polymer backbone comprising at least one secondary amine linkage and at least one tertiary amine linkage in the polymer backbone. Poly(amino ester)s are prepared via the Michael addition of a bis(acrylate ester)monomer to a d... | 12/18/2007 |
| 7304117 | Reactive yellow dyes useful for ocular devices Novel azo-based reactive yellow dyes and a process for manufacturing and using ocular devices having blue light absorption properties. Intraocular lenses so produced block blue light from reaching the retina of an eye implanted with the IOL. By blocking blue light f... | 12/04/2007 |
| 7300990 | Zwitterionic polymers Polymers may be made from zwitterionic monomers having controlled architectures and molecular weights, using living polymerisations such as group or atom transfer radical polymerisation. For instance polymers may be formed by atom transfer radical polymerisation usi... | 11/27/2007 |
| 7297463 | Photosensitive polymer and chemically amplified photoresist composition including the same A photosensitive polymer for forming high-resolution fine circuit patterns with an exposure light source of a short wavelength, and a chemically amplified photoresist composition including the polymer, are disclosed. The photosensitive polymer is represented by the ... | 11/20/2007 |
| 7288610 | Method of polymerization and nozzle employed in same A polymerization method in which a first liquid and a second liquid are mixed in a gas phase and polymerized in the form of droplets is disclosed, wherein a polymerizable monomer and a polymerization initiator are each contained in at least one of the first liquid a... | 10/30/2007 |
| 7288264 | Contact-killing antimicrobial devices Contact killing antimicrobial articles, devices and formulations are described which kill microorganisms on contact. The articles, devices or formulations contain a non-leaching antimicrobial material which is a unique combination of an organic matrix having biocida... | 10/30/2007 |
| 7288613 | N-alkoxy-4,4-dioxy-polyalkyl-piperidine compounds, their corresponding N-oxides and controlled radical polymerization therewith The present invention relates to selected 1-alkoxy-2,2,6,6 tetramethyl piperidine, 1-alkoxy-2,2 diethyl-6,6 dimethyl piperidine and 1-alkoxy-2,6 diethyl-2,3,6 dimethyl piperidine derivatives which are substituted in the 4 position by two oxygen atoms forming an open... | 10/30/2007 |
| 7285368 | Polymerizable ester having sulfonamide structure, polymer, resist composition and patterning process Novel ester compounds having a sulfonamide structure are polymerizable into polymers having improved transparency at wavelength of up to 300 nm, especially ArF excimer laser light, and dry etching resistance. Resist compositions comprising the polymers are sensitive... | 10/23/2007 |
| 7282552 | Styrene copolymers with a bimodal molecular weight distribution A styrene copolymer composition comprising at least one alkyl acrylate and/or at least one alkyl methacrylate wherein the styrene copolymer composition has a bimodal molecular weight distribution. A method of producing a styrene copolymer comprising reacting styrene... | 10/16/2007 |
| 7279505 | Radiation-curable prepolymers The present invention provides a radiation-curable prepolymer. The radiation-curable prepolymer of the invention is prepared by reacting an isocyanate-capped polyurethane with an ethylenically unsaturated amine or an ethylenically unsaturated monohydroxy compound or... | 10/09/2007 |
| 7279540 | Ion-polymer gel electrolyte and its precursor composition A precursor composition capable to form a solid-state electrolyte having good ion conductivity and high heat-resistance, by simple curing procedure, comprising; (A) a polymerizable ion pair compound represented by formula I, (B) a cross-linker having two or more uns... | 10/09/2007 |
| 7270727 | Paper sized with a sizing agent and a selected sizing promoter Sized paper containing an amphoteric promoter resin that is a polymerization reaction product of a quaternary diallylammonium monomer, optionally a diallylammonium monomer, and an unsaturated organic acid is described. The method of sizing paper with such amphoteric... | 09/18/2007 |
| 7267924 | Top anti-reflective coating polymer, its preparation method and top anti-reflective coating composition comprising the same Disclosed herein are a top anti-reflective coating polymer used in a photolithography process, which is one of the fabrication processes for a semiconductor device, a method for preparing the anti-reflective coating polymer, and an anti-reflective coating compositio... | 09/11/2007 |
| 7265164 | Ink composition containing cationic water-soluble polymer An ink composition for ink jet recording is provided which can realize both good waterfastness of prints and high-quality recorded images on specialty recording media. The ink composition comprises a water-soluble colorant, such as an acid dye, a cationic water-solu... | 09/04/2007 |
| 7264866 | Laminate film The object of the present invention is to provide a laminated film excellent in light resistance, scratch resistance, transparency, dimensional stability and adhesion to a hard coating layer. The present invention is a laminated film comprising a base material layer... | 09/04/2007 |
| 7258932 | Polymeric fluorescent substrate and polymer light-emitting device using the same A polymeric fluorescent substance exhibiting visible fluorescence in the solid state, having polystyrene reduced number average molecular weight of 1×103 to 1×108, and comprising one or more repeating units of following formula (1), | 08/21/2007 |
| 7259218 | Processes for making temporary wet strength additives Processes for making temporary wet strength additives, more particularly, processes for oxidizing a homo-crosslinking monomeric unit present in a polymer comprising the homo-crosslinking monomeric unit and a cationic monomeric unit to produce a temporary wet strengt... | 08/21/2007 |
| 7256245 | Polymeric fluorescent substance and polymer light-emitting device Provided is a polymeric fluorescent substance showing fluorescence in solid state, which has a specific carrier drift mobility, a specific repeating unit, and specific number-average molecular weight. The polymeric fluorescent substance is excellent in solubility to... | 08/14/2007 |
| 7238648 | Viscoelastic surfactant fluids and related methods of use Viscoelastic surfactant based aqueous fluid systems useful as thickening agents in various applications, e.g. to suspend particles produced during the excavation of geologic formations. The surfactants are zwitterionic/amphoteric surfactants such as dihydroxyl alkyl... | 07/03/2007 |
| 7217776 | pH-sensitive methacrylic copolymer gels and the production thereof The present invention provides novel gel forming methacrylic blocking copolymers that exhibit cationic pH-sensitive behavior as well as good water solubility. The copolymers are constructed by polymerization of a tertiary amine methacrylate with either a (poly(ethyl... | 05/15/2007 |
| 7183369 | Injectible bodily prosthetics employing methacrylic copolymer gels The present invention provides novel block copolymers as structural supplements for injectible bodily prosthetics employed in medical or cosmetic procedures. The invention also includes the use of such block copolymers as nucleus pulposus replacement materials for t... | 02/27/2007 |
