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| Number | Title | Issue Date |
| 8372933 | Hyperbranched polymers based on cyclodextrins and poly (amidoamines) for the controlled release of insoluble drugs Hyperbranched, water-soluble polymers, obtainable by Michael polyaddition of α-, β-, or γ-cyclodextrins and amines to bisacrylamides. ... | 02/12/2013 |
| 8258250 | Compositions comprising superhydrophilic amphiphilic copolymers and methods of use thereof Provided are compositions comprising a superhydrophilic amphiphilic copolymer and a carrier and composition comprising a superhydrophilic amphiphilic copolymer, a micellar thickener and a carrier. ... | 09/04/2012 |
| 7910680 | Reactive (meth)acrylate monomer compositions and preparation and use thereof The present invention relates to new (meth)acrylate compositions, their preparation and their use in ultraviolet light curable applications such as coatings, inks and adhesives. ... | 03/22/2011 |
| 7888445 | Fibrous products and methods for producing the same The present disclosure is directed to fibrous products, such as fiberglass, and methods for producing the same. For example, the disclosure describes cured and uncured binders useful in the fabrication of products from loosely assembled fibers. The disclosure also d... | 02/15/2011 |
| 7807771 | Binder and fiber glass product from maillard reactants The present disclosure is directed to cured and uncured binders useful in the fabrication of products from loosely assembled fibers. For example, the disclosure describes cured and uncured binders useful in the fabrication of products from loosely assembled glass fi... | 10/05/2010 |
| 7786238 | Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers Cationic starch graft copolymer composed of the monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer, c) 0.005-1.5% by weigh... | 08/31/2010 |
| 7772347 | Binder and fiber glass product from maillard reactants The present disclosure is directed to cured and uncured binders useful in the fabrication of products from loosely assembled fibers. For example, the disclosure describes cured and uncured binders useful in the fabrication of products from loosely assembled glass fi... | 08/10/2010 |
| 7737240 | Hydrogel functionalized with a polymerizable moiety and their uses as biosensors or bioreactors The present invention relates to a new hydrogel functionalized with a polymerizable moiety, the polymerized hydrogels, films and gels comprising the same and their use for cells, proteins, DNA or other molecules encapsulation, including use as biosensors or bioreact... | 06/15/2010 |
| 7425595 | Superabsorbent polymer products including a beneficial additive and methods of making and application A superabsorbent polymer combined with a beneficial additive and method for administering the same in agricultural applications is disclosed. A method for delivering a beneficial additive in agricultural applications includes obtaining a beneficial additive combined... | 09/16/2008 |
| 7423090 | Methods of making and using a superabsorbent polymer product including a bioactive, growth-promoting additive A method of and a product formed by entrapping a bioactive, growth-promoting additive in a starch matrix to form a starch-based, superabsorbent polymer product for use in agricultural applications involves (1) graft polymerizing a monomer and a starch to form a star... | 09/09/2008 |
| 7423106 | Superabsorbent polymer product and use in agriculture A superabsorbent starch graft copolymer product having particle sizes useful in granule applicators for application to agricultural fields. Starch graft copolymers applied to field crops provide excellent anti-crusting properties, increased seed germination and stan... | 09/09/2008 |
| 7314906 | High molecular weight stereoregular head-tail poly(glucaramides) A method of producing high molecular weight stereoregular head, tail-poly(alkylene D-glucaramides) is described. Amidoamino acids are esterified in cold alcohol and then polymerized in a protic solvent to form steroregular prepolymers. The prepolymers are then furth... | 01/01/2008 |
| 7169739 | Methods of reducing sag in non-aqueous fluids Methods of reducing sag include combining a cystol ester compound with a non-aqueous fluid and particles to reduce sag in the resulting fluid composition without significantly increasing the viscosity of the fluid composition. The fluid composition CONTAINS the non-... | 01/30/2007 |
| 7125469 | Temporary wet strength resins Temporary wet strength resins, more particularly, temporary wet strength resins comprising a polymer backbone, wherein the polymer backbone comprises a co-crosslinking monomeric unit, preferably a reversible co-crosslinking monomeric unit, especially in the presence... | 10/24/2006 |
| 7033976 | Fluid system additive A new fluid system additive is provided that serves to disperse and maintain fluid system solids in a stabilized condition and also “toughen” the filter cake. Fluid systems containing this additive also tolerate calcium contamination better than existing additiv... | 04/25/2006 |
| 7026277 | Fabric care composition The present invention is directed to a process for the preparation of polysaccharide grafted latex particles wherein the polysaccharide has β-1,4 linkages, wherein the process comprises core/shell emulsion polymerisation. Preferably, the process comprises a single ... | 04/11/2006 |
| 6997960 | Textile treatments and fibers and textile goods treated therewith A first fiber treatment comprising a functional protein prepared by treating proteins such as collagen with a cross-linking agent and a solvent-base resin; a second one comprising the above functional protein and a water-base resin; a third one comprising a water-so... | 02/14/2006 |
| 6977285 | Oligomers containing N-acetyl glucosamine (NAG) Functional polyvalent oligomer for applications in medicine and biotechnology are disclosed. These oligomers have the formula (1) wherein R is H, CH3, C2H5, R1, is H, NH2, OH, COOH, X is... | 12/20/2005 |
| 6939536 | Cosmetic compositions containing water-soluble polymer complexes A composition for treating a keratin based substrate that includes a cosmetically acceptable medium containing a water-soluble interjacent complex. The water-soluble interjacent complex includes a first water-soluble polymer and a second water-soluble polymer formed... | 09/06/2005 |
| 6908976 | Polymer-grafted stretchable cotton A solution for forming a graft substrate containing a graft initiator, a catalyst for activating the graft initiator, a polymerizable silicon softener, and at least one additional prepolymer, each of the softener and the prepolymer which includes a functional group ... | 06/21/2005 |
| 6894135 | Method for preparing high molecular weight random polyhydroxypolyamides High molecular weight random polyhydroxypolyamides (PHPAs) are produced by creating prepolymers which are further polymerized. Random prepolymers are formed from a stoichiometrically molar balance (1:1) starting material. The starting material is a 1:1 stoichiometri... | 05/17/2005 |
| 6800712 | Starch graft copolymers and method of making and using starch graft copolymers for agriculture Methods of making and using starch graft copolymers produce particle sizes useful in granule applicators for applying to agricultural fields. Starch graft copolymers on field crops provide excellent anti-crusting properties, increased seed germination and stand, inc... | 10/05/2004 |
| 6706778 | Process for the production of molded particles for microbial cell-immobilization This invention provides a process for the production of molded particles for microbial cell-immobilization which is characterized in that: an aqueous liquid composition which comprises: (a) an ethylenically unsaturated group-containing urethane resin w... | 03/16/2004 |
| 6517933 | Hybrid polymer materials The invention is directed to a hybrid polymer material or system that combines naturally occurring building blocks with synthetic building blocks. The sets of naturally occurring and synthetic building blocks are mixed and joined on a molecular or nanosco... | 02/11/2003 |
| 6486285 | Water-swellable polymer gel and process for preparing the same A water-swellable polymer gel prepared by reacting an ester of a carboxyl group-containing polysaccharide with a compound having at least two -amino groups, which is derived from a natural amino acid, and a foamed article thereof. The water-swellab... | 11/26/2002 |
| 6455661 | Papermaking additives and mechanical pulp with primary amino groups A graft polymer comprises a carbohydrate polymer having pendant 3-amino-2-hydroxy propyl groups grafted thereon and may be employed as a retention aid and strengthening additive in paper manufacture. When the carbohydrate polymer is a component of wood pu... | 09/24/2002 |
| 6441057 | Optical sensor membranes having improved barrier properties The present invention discloses novel polymer compositions comprising cellulose acrylamide, acrylamide and/or a fluorescent indicator species, and membranes made with these compositions. Optical pH sensors for monitoring the pH in a fluid sample, and meth... | 08/27/2002 |
| 6410622 | Method of preventing fouling organisms in marine environments and polymer-bound nitric oxide/nitric oxide-releasing compositions usable therefor A method of preventing fouling organisms in marine environments comprises the step of introducing into the marine environment in a predetermined form and in a sufficient amount an antifouling composition having as its effective ingredient a nitric oxide-r... | 06/25/2002 |
| 6361827 | Method of imparting water resistance to molded polysaccharide A method of imparting water resistance to a molded polysaccharide having poor water resistance because of its high hydrophilicity, which comprises bonding a prolamin such as zein to the surface of the molded polysaccharide.... | 03/26/2002 |
| 6316160 | Fast-etching, thermosetting anti-reflective coatings derived from cellulosic binders Anti-reflective compositions are prepared from cellulosic binders with improved etch rates.... | 11/13/2001 |
| 6255427 | Amphoteric polymer dispersion An amphoteric polymer dispersion obtained in the presence of at least one of starch or a starch derivative by a two-stage polymerization using anionic and cationic monomers is useful as a sizing agent for paper products, as a coating for various substrate... | 07/03/2001 |
| 6194157 | Method for separating biological substances by using photoresist After a photoresist (2) is used to fix a biological sample, in order to obtain a particular biological substance, for example, a certain cell or biopolymer, from the biological sample embedded in the photoresist (2), properties of the photoresist are chan... | 02/27/2001 |
| 5993890 | Nonthrombogenic implant surfaces Triblock polymers comprised of polysaccharide, such as heparin or dextran, and a hydrocarbon chain, have been prepared. The triblock polymer adsorbs strongly on the surface of hydrophobic polymer substrates such as polyethylene, through hydrophobic intera... | 11/30/1999 |
| 5990216 | Method for manufacturing grafted polyacrylamide flocculant of cationic/ampholytic ions The present invention discloses a process for manufacturing a grafted polyacrylamide flocculant of cationic/ampholytic ions, which is characterized by graft-copolymerizing starch or micro-crystalline cellulose as backbone with acrylamide, while using pota... | 11/23/1999 |
| 5925722 | Amphoteric and anionic polymer dispersions, process for their preparation and use thereof A process for producing an amphoteric aqueous polymer dispersion by two-step radical copolymerization includes (a) decomposing a starch by treatment with an enzyme or acid hydrolysis to provide a starch solution composed of decomposed starch and/or deriva... | 07/20/1999 |
| 5886124 | Liquid-absorbent polymer and gelatinoid product Disclosed are a liquid-absorbent polymer and a substantially clear gelatinoid product. The liquid absorbent polymer comprises a saponified graft copolymer of starch and a polynitrile species, such as polyacrylonitrile. In accordance with the disclosed inv... | 03/23/1999 |
| 5855987 | Bioactive conjugates of cellulose with amino compounds Polymers containing a plurality of free hydroxy groups, such as cellulose, agarose or polyvinyl alcohol, are contacted in absence of reactants for hydroxy groups, with at least one N-heterocyclic compound, e.g. pyridine, pyrrole, pyridazine, their partial... | 01/05/1999 |
| 5852066 | Regenerated cellulose based materials with improved resistance to bleach, and a process for their preparation A first object of the present invention is constituted by regenerated cellulose based materials, in particular those selected from cellular cellulose materials, fibers, filaments, sheets, textiles and non-woven materials. They contain an effective quantit... | 12/22/1998 |
| 5840881 | Composition containing a water-insoluble or slightly water-soluble compound with enhanced water-solubility A composition is disclosed comprising a water-insoluble or slightly water-soluble compound and a branched cyclodextrin-carboxylic acid. The branched cyclodextrin-carboxylic acid significantly increases the water-solubility of the compound. Also disclosed ... | 11/24/1998 |
| 5834556 | Graft copolymer of polycationic species and water-soluble polymers, and uses therefor In accordance with the present invention, there are provided methods to render cells non-adhesive and/or non-immunogenic with respect to macromolecules typically encountered in culture media or in physiological media.... | 11/10/1998 |
