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| Number | Title | Issue Date |
| 7361713 | Blush resistant adhesives used in bottle labeling This invention is directed to an improvement in acrylic based adhesives that are particularly suited for use in the application of paper and plastic labels onto glass surfaces, such as in bottle labeling. The base adhesive is comprised of an emulsion polymerized acr... | 04/22/2008 |
| 7348048 | Vinyl acetate-ethylene carpet backings having spill resistance This invention relates to an improvement in spill resistant carpets wherein a spill resistant coating is applied to the underside of the carpet. The improvement for enhancing the spill resistance of the carpet comprises use of the following polymer as the spill resi... | 03/25/2008 |
| 7332450 | Waterborne hydrophobic barrier coatings derived from copolymers of higher vinyl esters A blend comprising a paraffin wax emulsion and a polymer emulsion, wherein the polymer contains polymerized units of one or more C1-12 ester of acrylic or methacrylic acid and a vinyl ester of a C8-13 neo-acid. When the blend is applied as a co... | 02/19/2008 |
| 7297644 | Nonwoven binders with high wet/dry tensile strength ratio This invention is directed to an improved nonwoven product comprising a nonwoven web of fibers bonded together with a sufficient amount of binder comprised of a polymer comprised of vinyl acetate, ethylene, and a crosslinking monomer to form a self-sustaining web. T... | 11/20/2007 |
| 7285504 | Wet tensile strength of nonwoven webs The present invention is directed to an improvement in the wet tensile of a nonwoven web, whether the web is for a pre-moistened nonwoven wet wipe that is both safe to use and also flushes, disperses and finally biodegrades in appropriate environments or for a nonwo... | 10/23/2007 |
| 7247586 | Vinyl acetate/ethylene and vinyl chloride polymer blends as binders for nonwoven products This invention is directed to an improvement in binders particularly suited for use in preparing nonwoven products and to the nonwoven products. The improved binders comprise a blend of a vinyl chloride (VCl) polymer emulsion and a self crosslinkable vinyl acetate-e... | 07/24/2007 |
| 7238149 | Process for the manufacture of paperboard cartons This invention relates to an improvement in a process for forming a carton from paperboard stock comprising the steps: applying an aqueous based adhesive to select parts of a paperboard carton blank obtained from a paperboard feeds... | 07/03/2007 |
| 7189461 | Semi-crystalline ethylene vinyl acetate emulsion polymers for heat seal applications This invention is directed to aqueous-based ethylene-vinyl acetate (EVA) polymer emulsions suited for use in heat seal applications. The EVA polymers of this invention are produced by a relatively low-pressure process, i.e., less than 2000 psig, preferably from abou... | 03/13/2007 |
| 7153791 | Vinyl acetate/ethylene and ethylene/vinyl chloride blends as binders for nonwoven products This invention is directed to an improvement in binders particularly suited for use in preparing nonwoven products and to the nonwoven products. The improved binders comprise a blend of emulsion polymerized ethylene-vinyl chloride (EVCl) polymer and an emulsion poly... | 12/26/2006 |
| 7109378 | Monolith catalytic reactor coupled to static mixer The invention pertains to an improved apparatus comprised of a monolith catalytic reactor having an inlet and an outlet and a static mixer having an inlet and an outlet thereto with the outlet of said static mixer in communication with the inlet of said monolith cat... | 09/19/2006 |
| 7064091 | Incorporation of a self-crosslinking polymer into a nonwoven binder for use in improving the wet strength of pre-moistened wipes This invention is directed to an aqueous polymeric binder composition that is useful in improving the wet strength of pre-moistened wipes. The binder composition comprises a blend or mixture of two components. One component is a water dispersible polymer capable of ... | 06/20/2006 |
| 7041857 | Hydrogenation of acetone This invention relates to an improvement in a liquid phase process for producing isopropanol by the hydrogenation of acetone in the presence of a hydrogenation catalyst; the improvement comprising; contacting acetone with hydrogen ... | 05/09/2006 |
| 7029725 | Process for providing barrier properties to porous substrates The invention relates to an improvement in a process for imparting barrier properties to porous substrates, such as, concrete, masonry products, and wood products. The process comprises the steps of: applying an aqueous based sealing composition comprising a polymer... | 04/18/2006 |
| 7009081 | N-methylated amines from selective vapor phase amination of amino ether alcohols A method for converting amino ether alcohols to amino ether amines by amination in the vapor phase with a catalyst comprising copper and zinc. The catalyst may also comprise an alkali, alkaline earth, or lanthanide element as a promoter. ... | 03/07/2006 |
| 6974520 | Alkylphenol ethoxylate-free surfactant package for polymer emulsions This invention is directed to formation of a creped nonwoven web. The creped web is formed in a creping process using a polymer emulsion binder formed in an alkylphenol ethoxylate-free surfactant system. The surfactant system comprises a combination of a specific ac... | 12/13/2005 |
| 6962964 | Hydrogenation of methylenedianiline homologs and epoxy resins cured with same This invention relates to improved polyepoxide resins cured with a mixture of methylene bridged poly(cycloaliphatic-aromatic)amines and a process for preparing such polyepoxide resins as well as to the methylene bridged poly(cycloaliphatic-aromatic)amine composition... | 11/08/2005 |
| 6918305 | Test for measuring adhesion of polymer binders to a heated metal surface The following method is used to measure the adhesion of a polymer binder to a heated metal surface: A metal plate is attached to a heated (350° F.; 177° C.) platform and allowed to equilibrate to the temperature of the platform. A polymer emulsion binder is... | 07/19/2005 |
| 6908524 | Alkylphenol ethoxylate-free surfactant package for polymer emulsions This invention is directed to formation of a creped nonwoven web. The creped web is formed in a creping process using a polymer emulsion binder formed in an alkylphenol ethoxylate-free surfactant system. The surfactant system comprises a combination of a specific ac... | 06/21/2005 |
| 6902679 | Treatment of water containing organic wastes with aromatic amine nitrate salts A process for wet oxidation of a waste stream containing organic carbon and organic or inorganic nitrogen-containing pollutants which comprises initially removing organic or inorganic nitrogen-containing pollutants using a nitrate salt of an aliphatic or aromatic am... | 06/07/2005 |
| 6890969 | Polymer emulsion preservation using cationic compounds This invention is directed to a method of preserving colloid-stabilized polymer emulsions against microbial attack and spoilage using selected cationic compounds. It is also directed to compositions containing colloid-stabilized polymer emulsions and cationic compou... | 05/10/2005 |
| 6884830 | Flexible setting joint compound and method for making flexible joints A flexible setting type hydraulic joint compound and a method of forming flexible joints. The flexible joint compound of this invention primarily contains 2 to 20 parts by weight of an emulsion polymer having a Tg that is less than about −40° C., and 2... | 04/26/2005 |
| 6824635 | Polymeric binders having specific peel and cure properties and useful in making creped webs This invention is directed to APE-free polymer binders formed by emulsion polymerization and having specific peel and cure properties. The APE-free polymeric binders have a peel value, when adhered to a heated metal surface, of 35% to 200% of the peel value shown by... | 11/30/2004 |
| 6794466 | Shear thinning vinyl acetate based polymer latex composition, especially for adhesives The present invention elates to a vinyl acetate based polymer latex composition obtained by emulsion polymerization of: (a) polyvinyl alcohol, (c) a monomer mixture comprising vinyl acetate, and (d) optionally one or more additional co-monomer(s), ... | 09/21/2004 |
| 6787594 | Reduced formaldehyde nonwoven binders which contain polymerized units of N-methylolacrylamide The invention is the use of a glycolic acid adduct of sodium sulfite as the reducing agent in the redox couple for polymerization of vinyl acetate polymer based emulsions for nonwoven binders which contain formaldehyde, primarily from the self-crosslinking co-monome... | 09/07/2004 |
| 6774264 | Catalyst to improve the color stability of N,N-dialkylalkanolamines This invention relates to an improvement in a process for effecting decolorization of an alkanolamine by subjecting the alkanolamine to hydrogenation in the presence of a hydrogenation catalyst. The improvement for removing color, by-products, or both from a dialkyl... | 08/10/2004 |
| 6756438 | Water based emulsion copolymers incorporating vinyl ethylene carbonate Aqueous based emulsion copolymers containing vinyl ethylene carbonate, vinyl acetate, and one or more other ethylenically unsaturated monomers, and aqueous based poly(vinyl alcohol)-containing emulsion copolymers formed by emulsion copolymerization of vinyl ethylene... | 06/29/2004 |
| 6747084 | Process to prepare pressure-sensitive hybrid composite latex adhesives The invention is directed to an improvement in a process for preparing an aqueous emulsion of pressure-sensitive adhesive based upon acrylic esters having a good balance of adhesive and cohesive properties and to the resulting emulsion. In the basic process, a press... | 06/08/2004 |
| 6723877 | Dimethylformamide synthesis via reactive distillation of methyl formate and dimethylamine A continuous process for the production of dimethylformamide comprising the steps: (a) reacting methyl formate and dimethylamine in a reactive distillation column under conditions to form dimethylformamide and by-product methanol; (b) vaporizing the by... | 04/20/2004 |
| 6706933 | Synthesis of vicinal difluoro aromatics and intermediates thereof A method of preparing vicinal difluoro aromatic compounds in high yield from hydroxy aromatic compounds and a method of preparing intermediates thereof. The hydroxy aromatic compound can be a mono-, bi- or tricyclic aromatic in which the rings are separate or fused.... | 03/16/2004 |
| 6656998 | Glossy paints containing emulsion polymers of vinyl acetate Water-borne paints having an ASTM 60° gloss value of at least 10 are formulated with a latex of a copolymer of vinyl acetate and ethylene or alkyl acrylate having a dry glass transition temperature (Tg) below 20° C. and a latex of a polymer o... | 12/02/2003 |
| 6649691 | Wet adhesion monomer and derived copolymers for latex paints The reaction of unsaturated carbonates such as vinyl ethylene carbonate with N-aminoethylimidazolidone (TAM) under mild conditions generates a mixture of two vinyl and hydroxy functional imidazolidone carbamates which polymerize readily into acrylate or v... | 11/18/2003 |
| 6593412 | Water based emulsion copolymers incorporating vinyl ethylene carbonate Aqueous based emulsion copolymers containing vinyl ethylene carbonate, vinyl acetate, and one or more other ethylenically unsaturated monomers, and aqueous based poly(vinyl alcohol)-containing emulsion copolymers formed by emulsion copolymerization of vin... | 07/15/2003 |
| 6583048 | Organosilicon precursors for interlayer dielectric films with low dielectric constants A method of forming a low dielectric constant interlayer dielectric film on a substrate by reacting, under chemical vapor deposition conditions sufficient to deposit the film on the substrate, an organosilicon precursor comprising a silyl ether, a silyl e... | 06/24/2003 |
| 6527980 | Reforming with intermediate reactant injection According to the present invention, hydrogen/carbon monoxide synthesis gas (also called syngas) is produced by injection of a second reactant stream into a hydrocarbon reformer at a location between the entry and discharge ends of the reformer. The second... | 03/04/2003 |
| 6524990 | Active fluoride catalysts for fluorination reactions Active fluoride catalysts that are useful in producing electrophilic fluorination agents; especially useful in producing BDM from the reaction of fluorine with carbon dioxide and FTM from the reaction of fluorine with carbonyl fluoride. The fluoride catal... | 02/25/2003 |
| 6525107 | Acid-blocked amine catalysts for the production of polyurethanes Novel acid-blocked amine catalysts and their use in the preparation of polyurethanes. The acid-blocked amine catalysts have the general structure shown below: ##STR1## wherein A is the residue of an organic acid anhydride; R1 is H or C | 02/25/2003 |
| 6521791 | Process for regenerating a monolith hydrogenation catalytic reactor The invention is a process to regenerate monolith catalytic reactors employed in the liquid phase hydrogenation reactions, particularly those kinds of reactions involving nitroaromatic compounds. The catalytic metals in the monolith catalytic reactor are ... | 02/18/2003 |
| 6515191 | Synthesis of vicinal difluoro aromatics and intermediates thereof A method of preparing vicinal difluoro aromatic compounds in high yield from hydroxy aromatic compounds and a method of preparing intermediates thereof. The hydroxy aromatic compound can be a mono-, bi- or tricyclic aromatic in which the rings are separat... | 02/04/2003 |
| 6506948 | Toluene extraction of dinitrotoluene wash water This invention relates to an improvement in a process for the production of dinitrotoluene and particularly to the recovery of dinitrotoluene and organic by-products from the wastewater and wash waters generated in the process. Wastewater and wash water s... | 01/14/2003 |
| 6506696 | High performance synthetic nonwovens using polymers having dual crosslinkable functionality A process for forming a synthetic based nonwoven web bonded with a crosslinkable polymer wherein an aqueous polymeric emulsion containing a crosslinkable polymer is applied to the synthetic based nonwoven web, the water removed, and the crosslinkable poly... | 01/14/2003 |
