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Dow Global Technologies Inc. Patents
Assignee:
Dow Global Technologies Inc.
Address:
Midland, MI
No. of patents:
495
Patents:


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Patent Number Title Of Patent Date Issued
6723241 Composite membrane and method for making the same April 20, 2004
A composite membrane and method for making the same, comprising a porous support and a crosslinked polyamide surface. The subject membrane provides improved flux and/or rejection rates. The subject membrane is further capable of operating at lower operating pressures. The subject method
6720363 Preparation of a macrocellular acoustic foam April 13, 2004
A process for making a macrocellular acoustic foam is disclosed in which a foamable gel made of a blowing agent and a polymeric resin composition is subjected to an extrusion process at a die pressure greater than the prefoaming critical die pressure but less than or equal to four times
6719381 Rugged enclosure with pass through energy management ribs April 13, 2004
A protective enclosure is disclosed that provides protection and energy management for a sensitive or fragile part or device that can be enclosed. The enclosure comprises one or more rigid structural components and one or more soft touch surface components from which one or more ribs ori
6713579 Amine organoborane complex polymerization initiators and polymerizable compositions March 30, 2004
A method of modifying the surface of a low surface energy polymer by contacting the surface with a composition comprising a) an organoborane/amine complex wherein the amine is selected from the group of amines having an amidine structural component; aliphatic heterocycles having at l
6713578 Amine organoborane complex polymerization initiators and polymerizable compositions March 30, 2004
A method of bonding two or more substrates together which comprises I. contacting the components of the composition comprising a) an organoborane/amine complex wherein the amine is selected from the group of amines having an amidine structural component; aliphatic heterocycles having a
6710145 Amine organoborane complex polymerization initiators and polymerizable compositions March 23, 2004
A method of coating a substrate which comprises coating a substrate with the composition comprising a) an organoborane/amine complex wherein the amine is selected from the group of amines having an amidine structural component; aliphatic heterocycles having at least one nitrogen in th
6710139 Epoxy or phenolic functional polyester or polyether March 23, 2004
An epoxy or phenolic functional polyester/polyether oligomer or polymer having a functionality of greater than 2 and comprising moieties derived from diglycidyl ethers or diglycidyl esters, anhydrides and dihydric phenols. The oligomer or polymer is prepared by (1) reacting a liquid
6709742 Crosslinked elastic fibers March 23, 2004
Elastic fibers are described that comprise (i) a polyolefin polymer, e.g., a homogeneously branched, preferably substantially linear, ethylene polymer, and (ii) a photoinitiator, e.g., an aromatic ketone, in an amount sufficient to effect at least a partial cross-linking of the polymer w
6709539 One-part moisture curable polyurethane adhesive March 23, 2004
The present invention is a polyurethane prepolymer comprising the reaction product of: A) a polyisocyanate; B) one or more compounds or polymers having isocyanate-reactive moieties. C) a dispersion triol containing from about 10 to about 60 percent by weight based on the dispersion
6706831 Amine organoborane complex polymerization initiators and polymerizable compositions March 16, 2004
The invention is a method of polymerization comprising contacting the components of the polymerizable composition of a) an organoborane/amine complex wherein the amine is selected from the group of amines having an amidine structural component; aliphatic heterocycles having at least o
6706814 Monovinylidene aromatic polymers based on highly linear high molecular weight polybutadiene rubb March 16, 2004
Disclosed are rubber-modified monovinylidene aromatic polymers with improved toughness and rigidity as well as a process for the preparation thereof. The polymer comprises a) a monovinylidene aromatic polymer matrix; and b) rubber particles dispersed therein, characterized in that the
6706380 Small cross-section composites of longitudinally oriented fibers and a thermoplastic resin as co March 16, 2004
Small cross-section composites are used as reinforcements for concrete. The composites include longitudinally oriented fibers embedded in a depolymerizable and repolymerizable thermoplastic matrix. The composites are mixed into the wet concrete and poured with the concrete to form a
6699916 Rigid hybrid polyurethane foams March 2, 2004
Rigid polyurethane foams that can be produced at component volumes ratios of less than 4:1 are prepared from an isocyanate component that contains certain polyfunctional (meth)acrylate compounds. These isocyanate components are mixed with a polyol component to produce rigid foams. The
6699573 Liner compositions March 2, 2004
The subject invention provides a flexible, protective, integral liner comprising at least one first polymer which is a homogeneous linear or substantially linear ethylene/.alpha.-olefin interpolymer having a density of from 0.850 g/cm.sup.3 to 0.920 g/cm.sup.3, and at least one second
6689851 Rheology-modified polyolefins February 10, 2004
The subject invention is directed to a rheology-modified ethylene polymer having less than 0.5 weight percent gel, a composition distribution breadth index (CDBI) greater than 50 percent, and a molecular weight distribution (M.sub.w /M.sub.n) of less than 4.0, which is characterized
6688700 Seating system and method for making the same February 10, 2004
An improved seating system that includes a seat back assembly (10) that is fabricated to include a seat back (12) with first and second wall portions (14,16), and which may include an integrated reinforcement structure (18). The seating system is capable of either or both of withstanding
6685872 Method for preparing multilayer films February 3, 2004
A method for coextruding a multilayer tubular film having a barrier material comprises (a) extruding a core extrudate of barrier material with a core extruder; (b) providing a preencapsulation die adjacent the outlet of the core extruder, the prencapsulation die capable of producing a
6683149 Narrow MWD, compositionally optimized ethylene interpolymer composition, process for making the January 27, 2004
The present invention pertains to an ethylene interpolymer composition characterized as having a narrow molecular weight distribution (MWD) and optimized compositional uniformity, a process for making such a composition and a fabricated article made from such composition. The novel c
6680415 Oxyhalogenation process using catalyst having porous rare earth halide support January 20, 2004
An oxidative halogenation process involving contacting a hydrocarbon, for example, ethylene, or a halogenated hydrocarbon with a source of halogen, such as hydrogen chloride, and a source of oxygen in the presence of a catalyst so as to form a halocarbon, preferably a chlorocarbon, havin
6673735 Preparation of catalyst compositions January 6, 2004
A process for forming a composition useful as a catalyst for the polymerization of addition polymerizable monomers, the steps of the process comprising: a) contacting under exchange reaction conditions a tri(hydrocarbyl)aluminum compound with a tri(fluoroaryl)boron compound; and b)
6670491 Process for the direct oxidation of olefins to olefin oxides December 30, 2003
A process and catalysts for the direct oxidation of an olefin having three or more carbon atoms, such as propylene, by oxygen to an olefin oxide, such as propylene oxide. The process involves contacting the olefin under reaction conditions with oxygen in the presence of hydrogen and a
6670456 Actinium-225 complexes and conjugates for targeted radiotherapy December 30, 2003
Actinium-225 complexes comprising functionalized polyazamacrocyclic chelant compounds are disclosed. Such complexes show improved stability and can be conjugated to a biological carrier.
6670101 Toughened benzocyclobutene based polymers and their use in building-up printed wiring boards December 30, 2003
The invention is a process for building-up printed wiring boards using metal foil coated with toughened benzocyclobutene-based dielectric polymers. The invention is also a toughened dielectric polymer comprising benzocyclobutene-based monomers or oligomers, ethylenically unsaturated
6667351 Articles having elevated temperature elasticity made from irradiated and crosslinked ethylene po December 23, 2003
The present invention relates to elastic articles comprising a crosslinked or crosslinkable ethylene polymer and a method for making the same. In particular, the invention relates to a shaped article (e.g. film or fiber) characterized by improved elasticity at elevated temperatures and
6653358 Composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prep November 25, 2003
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a T.sub.g of greater than 300.degree. C. The porous matrix material has a lower dielectric constant than the corresponding non-porous matrix material, making the porous
6649671 Concrete and process to make same November 18, 2003
A concrete article is prepared by mixing concrete, water and a reinforcing polymer comprised of a substantially random interpolymer of at least one .alpha.-olefin, with at least one vinyl or vinylidene aromatic monomer and curing said concrete mixture to form a concrete article having th
6649666 Propylene polymer coupling and foams November 18, 2003
The invention includes a process for providing a coupled propylene polymer foam. The invention also includes any composition comprising a product formed by the process of the invention and any article formed from such a composition.
6649016 Silane functional adhesive composition and method of bonding a window to a substrate without a p November 18, 2003
This invention relates to silane functional adhesive composition and to a method of bonding a window to a painted substrate using the adhesive without the need for a primer for the painted substrate. In one embodiment, the invention is a method of bonding glass to a painted substrate
6647301 Process control system with integrated safety control system November 11, 2003
A process control system receiving input signals from a controlled apparatus and using the input signals in determining at least one output signal modifying the characteristics of at least one respective control device in the controlled apparatus where the source code for the general
6646142 Process for the direct oxidation of olefins to olefin oxides November 11, 2003
A process and catalysts for the direct oxidation of an olefin having three or more carbon atoms, such as propylene, by oxygen to an olefin oxide, such as prbpylene oxide. The process involves contacting the olefin under reaction conditions with oxygen in the presence of hydrogen and a
6646102 Process for manufacturing an alpha-dihydroxy derivative and epoxy resins prepared therefrom November 11, 2003
A process for manufacturing an .alpha.-dihydroxy derivative from an aryl allyl ether wherein such .alpha.-dihydroxy derivative can be used to prepare an .alpha.-halohydrin intermediate and an epoxy resin prepared therefrom including epoxidizing an .alpha.-halohydrin intermediate prod
6646081 Polyarylene compositions with enhanced modulus profiles November 11, 2003
This invention is a polyarylene composition in which resin does not undergo a significant drop in modulus at temperatures above 300.degree. C. during cure. This feature enables one to form porous films by avoiding pore collapse and/or using a wider variety of poragen materials.
6645631 Flame retardant phosphorus element-containing epoxy resin compositions November 11, 2003
A flame retardant phosphorus element-containing epoxy resin composition substantially free of halogen, including: (I) a non-halogenated epoxy resin material selected from: (A) a non-halogenated phosphorus element-containing epoxy resin; (B) a mixture of: (1) a non-halogenated, non-ph
6642423 Polymerization of ethylene oxide using metal cyanide catalysts November 4, 2003
Ethoxylations of various initiator compounds are performed in the presence of metal cyanide catalysts. The catalysts surprisingly form a wide variety of polyether products that in most cases contain only small amounts of high molecular weight poly(ethylene oxide).
6639709 Matrix addressable electrochromic display device October 28, 2003
The invention is a matrix addressable electrochromic display device comprising a top electrode structure comprising at least one transparent or semi-transparent and substantially ionically isolative, electrically conductive electrode, a bottom electrode structure comprising at least one
6632890 Hydrogenated block copolymer compositions October 14, 2003
The present invention relates to hydrogenated block copolymers of vinyl aromatic polymer blocks and conjugated diene polymer blocks having specific total Mn and specific block Mn's such that advantageous properties are attained. The present invention also relates to hydrogenated pent
6632356 Separation membrane end cap October 14, 2003
A separation end cap adapted for connecting adjacent separation elements is provided. The end cap may be located at the distal ends of a separation element and is adapted for connection with a permeate tube located within the separation element. In one embodiment the end cap includes an
6630520 Composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prep October 7, 2003
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a T.sub.g of greater than 300.degree. C. The porous matrix material has a lower dielectric constant than the corresponding non-porous matrix material, making the porous
6630247 Ceramic-metal composite and method to form said composite October 7, 2003
A ceramic-metal composite that is tough and stiff has been prepared and is comprised of an inert ceramic (e.g., alumina) embedded and dispersed in a matrix comprised of a metal (e.g., aluminum), a reactive ceramic (e.g., boron carbide) and a reactive ceramic-metal reaction product (e.g.,
6627711 Transition metal donor complexes and olefin polymerization process September 30, 2003
A process for polymerization of addition polymerizable monomers with a catalyst composition comprising a Group 4 or 5 metal bis(silane)amido complex corresponding to the formula: ##STR1## where the various substituents are as defined in claim 1.
6627679 Extrudable barrier polymer compositions, process for preparing the compositions and monolayer or September 30, 2003
A process for preparing barrier polymer compositions comprises adding an additive, in the form of a latex, to an aqueous dispersion of barrier polymer particles, coagulating the latex additive on the surface of the polymer particles to coat the polymer particles and then drying the l
6627670 Durable, absorbent latex foam composition having high vertical wicking September 30, 2003
A durable, conformable, absorbent, hydrophilic, polymeric latex foam composition having a free absorbent capacity of at least 5 grams of a 0.9 weight percent aqueous saline solution per gram of foam and capable of vertically wicking said aqueous saline solution to a height of greater
6624116 On-line synthesis and regeneration of a catalyst used in autothermal oxidation September 23, 2003
An on-line method of synthesizing or regenerating catalysts for autothermal oxidation processes, specifically, the oxidation of paraffinic hydrocarbons, for example, ethane, propane, and naphtha, to olefins, for example, ethylene and propylene. The catalyst comprises a Group 8B metal,
6620474 Multilayer films with quiet film layer having noise dampening properties September 16, 2003
Multilayer films comprising a quiet film layer having noise dampening properties and at least one second layer which are particularly useful for, ostomy bags (colostomy, ileostomy), trans-dermal delivery systems (TDDS), cosmetic patches, incontinence bags, medical collection bags, pa
6617019 Composite protective coating for metal surfaces September 9, 2003
Prepare a composite protective coating for metal substrates such as steel used in fabricating metal pipe or conduit. The coating, when applied to a flat metal surface, retains its bond to the metal through cold forming processes such as those used in making ribbed steel pipe. The coating
6613921 Polycyclic, fused ring compounds, metal complexes and polymerization process September 2, 2003
Compounds and metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof having up to 60 atoms other than hydrogen, said ligand comprising at least: (1) a cyclopentadienyl ring, (2) a 6, 7, or 8 membered ring other than a 6-carbon aromatic ring,
6613867 Thermoplastic polyurethane containing structural units of ethylene oxide polyol or ethylene oxid September 2, 2003
The present invention is a thermoplastic polyurethane (TPU) or thermoplastic polyurethane/urea (TPUU) comprising structural units of: a) a diisocyanate; b) ethylene glycol, diethylene glycol, or 1,3-propanediol; c) a diol, a diamine, or an amino alcohol different from the one selected
6613864 High temperature resistant polyurethane polymers September 2, 2003
A polyurethane composition useful for the manufacture of an elastomeric part is provided. The polyurethane composition comprises a polyisocyanate prepolymer and an active hydrogen containing compound, wherein from about 10 to about 60 percent by weight of the composition is a butylene ox
6613827 Dispersion of a preformed polymer in a polyol September 2, 2003
The present invention provides a process for preparing a stable dispersion of a preformed polymer in a polyol in a single mixer. A preformed polymer is mixed under sufficient heat and shear to reduce its particle size to a desired size in the presence of a polyol. The present invention a
6613462 Method to form dense complex shaped articles September 2, 2003
A consolidated complex shaped article having a density of at least about 95 percent of theoretical density is prepared by placing a plurality of separate bodies in an arrangement, such that each separate body is in contact with at least one other separate body to form an aggregate body
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