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


1 2 3 4 5 6 7 8 9 10


Patent Number Title Of Patent Date Issued
6613389 Coating process and composition for same September 2, 2003
There is disclosed a composition for forming a protective coating upon a substrate. The composition has been found particularly useful for forming a protective coating upon components of automotive vehicles, such as a bedliner for a pick-up truck. The composition may include, without
6613127 Quench apparatus and method for the reformation of organic materials September 2, 2003
Methods and apparatus for processing and cooling a hot gaseous stream exiting a gasification reactor vessel at temperatures in excess of 1300.degree. C. where the gas will come into contact with a corrosive aqueous liquid, including methods and apparatus for cooling the gaseous strea
6612085 Reinforcing bars for concrete structures September 2, 2003
Reinforcing bars for concrete structures, are made from a composite of a depolymerizable and repolymerizable thermoplastic resin and longitudinally oriented reinforcing fibers. These reinforcing bars provide excellent tensile reinforcement, and do not exhibit the corrosion problems of
6610239 Injection molding process using a coated mold August 26, 2003
The invention comprises a mold useful for the preparation of a polyurethane based article comprising a metal coated on the surfaces to come in contact with the polyurethane materials wherein the coating is a continuous matrix of cobalt or nickel having dispersed in such discontinuous mat
6609068 Personal computer breath analyzer for health-related behavior modification and method August 19, 2003
A medical breath component analyzer which maintains a data-base profile of a patient over time. The apparatus may be used chronically by a patient so that a baseline status for that patient may be determined. Acute variations from the baseline are identified as clinically significant. Th
6605373 Fluorene-containing polymers and electroluminescent devices therefrom August 12, 2003
A copolymer comprising 10-90 percent by weight of groups of Formula (I): ##STR1##and from 10-90 percent by weight of groups selected from Formulas (II), (III), and (IV): ##STR2##and mixtures thereof; wherein R.sup.1 is independently in each occurrence H, C.sub.1 -C.sub.20 hydrocarbyl
6602925 Open-celled polyurethane foams containing graphite which exhibit low thermal conductivity August 5, 2003
A process is disclosed for preparing an open-celled rigid polyurethane foam by reacting an organic polyisocyanate with a polyol in the presence of a blowing agent, a cell opening agent and exfoliating graphite, wherein the thermal conductivity of the foam is from 28 to 35 mw/mk. Such foa
6596665 Mullite bodies and methods of forming mullite bodies July 22, 2003
A mullite composition is comprised substantially of mullite grains that are essentially chemically bound wherein the composition has at least two adjoining regions that have substantially different microstructures. The composition may be produced by forming a mixture of one or more precu
6593450 2,7-aryl-9-substituted fluorenes and 9-substituted fluorene oligomers and polymers July 15, 2003
The invention relates to 2,7-substituted-9-substituted fluorenes and 9-substituted fluorene oligomers and polymers. The fluorenes, oligomers and polymers are substituted at the 9-position with two hydrocarbyl moieties which may optionally contain one or more of sulfur, nitrogen, oxyg
6593155 Method for determination of cure and oxidation of spin-on dielectric polymers July 15, 2003
This invention is a method comprising preparing a sample by coating a thin film of a precursor material, which is free of fluorescent probe molecules onto a substrate and subjecting the precursor material to conditions to attempt to cause cure of the precursor to an organic, aromatic, po
6593005 Composition and films thereof July 15, 2003
The present invention includes a coextruded film having at least two layers. The first layer contains a coupled propylene polymer and the second layer contains an in-reactor blend of a linear low density polyethylene fraction and a substantially linear polyethylene fraction. Alternat
6592962 Fiber-reinforced thermoplastic composite bonded to wood July 15, 2003
The present invention relates to wood that is reinforced with a fiber-reinforced thermoplastic composite that contains a plurality of substantially parallel continuous fibers impregnated with thermoplastic polymer having the following structural units: ##STR1##where Z is S or O, and
6592760 Spring air lance hose, and vertical basket centrifuge including such hose, and methods of making July 15, 2003
A vertical basket centrifuge utilizing a plow supplemented with a spring air lance hose having a ball and socket joint for affixing the hose to a nozzle, and passages to allow the gas to by pass the ball and socket joint.
6590034 Peelable seal and method of making and using same July 8, 2003
A peelable seal comprises a mixture of at least two immiscible polymers. The first polymer forms a continuous phase in the peelable seal, whereas the second polymer is dispersed in the continuous phase. For example, a peelable seal can also be made from a mixture of an ethylene polymer w
6590006 Macrocellular polyolefin foam having a high service temperature for acoustical applications July 8, 2003
Macrocellular polyolefin foams that can withstand temperatures above 110.degree. C. are described for use in sound absorption and insulation applications, especially in elevated temperature and/or moist environments. These foams have a large cell size (.gtoreq.1.5 mm), are open or cl
6589621 Thermally stable polyetheramines July 8, 2003
Compositions comprising a blend of an inorganic base, an organic base, a monofunctional organic nucleophile or a multifunctional organic nucleophile and a thermoplastic hydroxy-functionalized polyetheramine can be formed into films and laminate structures by using conventional extrus
6586502 Inorganic/organic compositions July 1, 2003
Compositions comprising inorganic particles or inorganic-organic particles, a non-hydrogen Lewis Acid, and an epoxy group-containing silicon compound, articles coated with the cured composition to provide scratch and abrasion resistance.
6586089 Epoxy based reinforcing patches with improved adhesion to oily metal surfaces July 1, 2003
Reinforcing sheets that exhibit improved adhesion to cold and/or oily substrates have an adhesive layer that contains an epoxy-terminated adduct of an epoxy resin and a rubber that contains a low amount of a nitrile monomer.
6583193 Polyolefin foam useful for sound and thermal insulation June 24, 2003
An extruded, coalesced foam strand propylene polymer material that is either open-celled and useful for sound insulation applications or close celled and useful for thermal insulation applications.An apparatus suitable for preparing such foams with an expanded cross-section.
6579946 Low-gloss biaxially oriented films comprising vinyl aromatic polymers and substantially non-sphe June 17, 2003
A low-gloss biaxially oriented polymer film containing a vinyl aromatic polymer and substantially non-spherical rubber particles is useful for window film applications. The rubber particles, when unconstrained, are essentially spherical and have a rubber particle size of 2.5 micrometers
6579607 Permeable packaging film June 17, 2003
Controlled permeability films are provided wherein spherical and/or nonporous filler particles having a size greater than the intrinsic thickness of the film are incorporated in a film forming polymer and the film is treated to reduce the carbon dioxide to oxygen permeability ratio o
6573349 High molecular weight monovinylidene aromatic polymers with good processability June 3, 2003
The present invention relates to a polymer produced by polymerizing a vinyl aromatic monomer in the presence of a small amount of furfuryl (alkyl)acrylate.
6566573 Autothermal process for the production of olefins May 20, 2003
A process and catalyst for the partial oxidation of paraffinic hydrocarbons, such as ethane, propane, naphtha, and natural gas condensates, to olefins, such as ethylene and propylene. The process involves contacting a paraffinic hydrocarbon with oxygen in the presence of hydrogen and
6566446 Ethylene interpolymer polymerizations May 20, 2003
A new process of interpolymerizing ethylene interpolymer products having improved properties, such as increased onset of crystallization temperature, is disclosed. Preferably, the process comprises interpolymerizing a first homogeneous ethylene/alpha-olefin interpolymer and at least
6562986 Process for the direct oxidation of olefins to olefin oxides May 13, 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
6562266 Composite membrane and method for making the same May 13, 2003
A composite membrane and method for making the same, comprising a porous support and a 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 includes
6562247 Process for conducting liquid/liquid multiphase reactions in a tubular reactor having static mix May 13, 2003
A tubular reactor characterized by having short static mixing elements separated by coalescing zones is used to conduct multiphase liquid/liquid reactions. Small droplets of one of the phases are dispersed into the other phase by the static mixing elements. These droplets coalesce and at
6559215 Spin-on-dielectric compositions with coating enhancer May 6, 2003
This invention is a composition comprising (a) an oligomer or polymer dispersible in an organic solvent, having a low dielectric constant, or being curable to form a material having a low dielectric constant, (b) at least one organic solvent and (c) less than 1000 parts by weight of a
6559208 Method of making washable, dryable elastic articles May 6, 2003
The present invention relates to a method of making improved polyolefinic elastic articles from cured, irradiated or crosslinked amorphous ethylene interpolymers. In particular, the invention relates to a method of making a shaped article (e.g. film or fiber) characterized by improved el
6555628 Epoxy resins and process for making the same April 29, 2003
A controlled conversion resin having an epoxy functionality of greater than 2 and comprising moieties derived from epoxy resin, dihydric phenol, acid anhydride, or amine. The resin is prepared by reacting an epoxy resin with a dihydric phenol, an acid anhydride, or amine or other branchi
6552129 Process of rheology modification of polymers April 22, 2003
The invention includes a process of reacting a poly(sulfonyl azide) with a polymer comprising steps (a) forming a first admixture of a first amount of a first polymer or in a liquid which does not require removal from the polymer and a poly(sulfonyl azide); (b) then forming a second admi
6552110 Thermoplastic marking compositions April 22, 2003
The subject invention pertains to thermoplastic marking compositions comprising a binder, which in turn comprise at least one homogeneous polymer. Accordingly, the subject invention provides a thermoplastic marking composition comprising: (a) from 10 to 80 weight percent of a binder,
6552098 Open-celled semi-rigid foams with exfoliating graphite April 22, 2003
A method for producing an open cell low-density semi-rigid polyurethane foam suitable for general use as a thermal insulating material and/or an acoustical applications is disclosed. The method comprises a method for producing a flame-retardant open-celled semi-rigid polyurethane foam
6548616 Lightweight tire support and composition and method for making a tire support April 15, 2003
A polyurethane-polymer composition suitable for preparing a lightweight tire support includes at least one isocyanate, at least one polyol, and at least one chain extender. A polyurethane-polymer composition can also include an additive such as a catalyst, a filler, a surfactant, a c
6548611 Elastic substantially linear olefin polymers April 15, 2003
Substantially linear olefin polymers having a melt flow ratio, I.sub.10 /I.sub.2, .gtoreq.5.63, a molecular weight distribution, M.sub.w /M.sub.n, defined by the equation: M.sub.w /M.sub.n.ltoreq.(I.sub.10 /I.sub.2)-4.63, and a critical shear stress at onset of gross melt fracture of gre
6545090 Monovinylidene aromatic polymers with improved properties and a process for their preparation April 8, 2003
The present invention is a rubber modified monovinylidene aromatic polymer comprising: a) a monovinylidene aromatic polymer matrix, b) rubber particles dispersed therein, characterized in that the rubber particles are produced from a diene rubber having I) a high molecular weight c
6545088 Metallocene-catalyzed process for the manufacture of EP and EPDM polymers April 8, 2003
Ethylene, an .alpha.-olefin and, optionally, a diene monomer are polymerized in a process comprising the step of contacting (1) ethylene, (2) at least one C.sub.3 -C.sub.20 aliphatic .alpha.-olefin, (3) optionally, at least one C.sub.4 -C.sub.20 diene, (4) a catalyst comprising (a) a
6544450 Process for producing thermoformable foam sheet using a physical blowing agent April 8, 2003
The present invention is a process for producing a thermoplastic foam sheet comprising contacting a molten monovinylidene aromatic or olefinic polymer with a physical blowing agent to form a polymer/blowing agent mixture, and foaming the mixture into a region of lower pressure within a s
6543404 Adhesively bonded engine intake manifold assembly April 8, 2003
An engine intake manifold assembly (10), including a first component (12) having a first mating surface (14) and a second molded plastic component (16) having a second mating surface (18). The second molded plastic component (16) is adhesively bonded to the first component (12) with an
6541105 Acoustical open-cell polylefins and process for making April 1, 2003
This invention provides an expanded open-cell foam polymer composition comprising at least one linear or modified linear polyolefin, at least 50% of the cells being open, and the cells having an average size of at least 1 millimeter. It is desirable that the composition have a sound abso
6538070 Ethylene interpolymer polymerizations March 25, 2003
A new process of interpolymerizing ethylene interpolymer products having improved properties, such as increased onset of crystallization temperature, is disclosed. Preferably, the process comprises interpolymerizing a first homogeneous ethylene/alpha-olefin interpolymer and at least
6534621 Process for manufacturing a hydroxyester derivative intermediate and epoxy resins prepared there March 18, 2003
A process for manufacturing an .alpha.-halohydrin intermediate and an epoxy resin prepared therefrom including epoxidizing an .alpha.-halohydrin intermediate produced from an in situ halide substitution-deesterification of an .alpha.-hydroxy ester derivative which has been obtained by th
6531228 Liquid urethane compositions for textile coatings March 11, 2003
Disclosed is a polyurethane based composition for treating textiles to provide such treated textile with oil, water or oil and water repellency. The composition comprises a polyfunctional liquid polyurethane-containing adduct wherein the adduct contains as a first functional group at lea
6528136 Rheology modification of polymers prepared using metallocenes March 4, 2003
The invention includes a process of preparing a coupled polymer comprising heating an admixture containing (1) at least one polyolefin comprising ethylene and optionally at least one comonomer which is selected from alpha olefins having at least 3 carbon atoms, dienes and combinations
6527825 Process for preparing nanosize metal oxide powders March 4, 2003
Disclosed is a process for preparing nanoscale metal-based powders from a metal salt and an amphiphilic copolymer containing ethylene oxide. The copolymer and metal salt are mixed to form a metal salt/copolymer paste which is then calcined at a temperature sufficient to remove water and
6524991 Process for the direct oxidation of olefins to olefin oxides February 25, 2003
A process and catalyst for the direct oxidation of an olefin having three or more carbon atoms, such as propylene, by oxygen to the corresponding olefin oxide, such as propylene oxide. The process involves contacting the olefin with oxygen under reaction conditions in the presence of hyd
6524702 Electrical devices having polymeric members February 25, 2003
The present invention relates to electrically conductive devices comprising at least one electrically conductive substrate surrounded by an interpolymer composition. The interpolymer composition comprises at least one substantially random interpolymer comprising: (i) polymer units der
6521696 Aqueous pressure sensitive adhesive formulations February 18, 2003
The subject invention pertains to pressure sensitive adhesive formulations comprising an aqueous dispersion of at least one homogeneous ethylene/.alpha.-olefin interpolymer or substantially random interpolymer of ethylene and at least one vinylidene aromatic or hindered aliphatic com
6521306 Rheology modification of low density polyethylene February 18, 2003
The invention includes a process of preparing a coupled polymer characterized by heating an admixture containing (1) at least one ethylene polymer or blend of ethylene polymers having a density of at least about 0.89 g/mL and less than about 0.935 g/mL and a comonomer content between
6518348 Carpet backing compounds thickened by hydrophobically-modified ethylene-oxide-based urethane blo February 11, 2003
An aqueous dispersed polymeric composition for preparing a carpet backing is provided. The aqueous dispersed polymeric composition comprises an aqueous dispersed polymeric material and a hydrophobically-modified ethylene-oxide-based urethane block copolymer. In the preferred embodime
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