Abstract: A formulation for preparing a low density, full water blown polyurethane rigid foam includes an isocyanate component; an isocyanate-reactive component comprising from 30-50 wt % of a first polyether polyol having a functionality greater than 5 and an OH value from 350-550 mgKOH/g; from 5 to 25 wt % of a diol having an OH value from 100-300 mgKOH/g; and from 15 to 35 weight percent of a second polyether polyol having a functionality from 3 to 5; further including from 1.5 to 5 wt % of a catalyst selected from dimethylbenzylamine and/or 1,2-dimethyl-imidazole; from greater than 0 to 1 wt % of a trimerization catalyst selected from a glycine salt and/or tris(dimethyl aminomethyl) phenol; greater than 4.1 wt % water as a blowing agent; and any additional constituents selected such that the formulation, excluding the isocyanate component, totals 100 wt % and, the formulation absent the isocyanate component, has a dynamic viscosity from 540 to 864 mPa*s at 20° C.

Abstract: An esterified cellulose ether comprises (i) aliphatic monovalent acyl groups or (ii) groups of the formula —C(O)—R—COOA wherein R is a divalent aliphatic or aromatic hydrocarbon group and A is hydrogen or a cation or (iii) a combination of aliphatic monovalent acyl groups and groups of the formula —C(O)—R—COOA, wherein the cellulose ether has anhydroglucose units joined by 1-4 linkages and has methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl as substituents such that the esterified cellulose ether has an MS (hydroxyalkyl) of 0.05 to 1.00, and hydroxyl groups of anhydroglucose units are substituted with methyl groups such that [s23/s26?0.2*MS(hydroxyalkyl)] is 0.

Abstract: The present invention is a flame-retardant polyurethane composition comprising (a) a thermoplastic polyurethane-based resin component, (b) a phosphorus flame retardant particulate filler, and (c) a low melting temperature phosphorus flame retardant agent.

Abstract: The present invention provides improved chalcogen-containing, photovoltaic structures as well as related compositions, photovoltaic devices incorporating these structures, methods of making these structures and devices, and methods of using these structures and devices. According to principles of the present invention, the adhesion of PACB compositions is improved through the use of chalcogen-containing tie layers.

Abstract: The present invention relates to compositions and processes of making ethylene/?-olefins. More particularly, the invention relates to processes of producing ethylene/?-olefin compositions having a controlled molecular weight distribution. The molecular weight distribution is controlled, for example, by controlling the relative monomer concentrations during contact with a pre-catalyst and/or using a catalyst comprising a catalytic amount of a molecule having the structure: wherein M=group 2-8 metal, preferably group 4 as a neutral or charged moiety; Y=any substituent including fused rings; L=any ligating group, especially a pyridyl or pyridylamide; X=alkyl, aryl, substituted alkyl, H or hydride, halide, or other anionic moiety; y=an integer from 0 to the complete valence of M; R=alkyl, aryl, haloalkyl, haloaryl, hydrogen, etc; x=1-6, especially 2; Dashed line=optional bond, especially a weak bond; and X and (CR2)x may be tethered or part of a ring.

Abstract: A composition for extrusion-molded bodies which comprises a) an inorganic material that sets as a result of baking or sintering, and b) a methylhydroxypropyl cellulose having a DS(methyl) of from 0.8 to 2.5 and an MS(hydroxypropyl) of from 0.50 to 1.20 is useful for producing extrusion-molded bodies for use as a carrier for a catalyst, a catalyst, a heat exchanger, or a filter.

Abstract: The invention generally relates to a method of inhibiting polymerization of vinyl aryl monomers, a process for increasing number average molecular weight of a polystyrene, and to an inhibitor composition useful therein.

Abstract: Certain polyalkylene glycols, useful as lubricant additives, are soluble with all four types of hydrocarbon base oils (Groups I-IV) at a wide variety of ratios of oil to polyalkylene glycol and under a variety of conditions. These polyalkylene glycols are prepared by reacting a C8-C20 alcohol and a mixed butylene oxide/propylene oxide feed, wherein the ratio of butylene oxide to propylene oxide ranges from 3:1 to 1:1. The invention provides a means of providing desirable lubricant compositions which may pose fewer environmental problems.

Abstract: A process for converting epoxy resin to episulfide resin through reactive melt extrusion of a solid epoxy resin with a sulfur donating compound. The resulting resin provides for an application that utilizes the resulting extruded episulfide resin as a low application temperature resin for powder coatings applications.

Abstract: A method for making a composite polyamide membrane comprising the steps of applying a polyfunctional amine monomer and polyfunctional acyl halide monomer to a surface of the porous support and interfacially polymerizing the monomers to form a thin film polyamide layer, wherein the method is includes at least one of the following steps: i) conducting the interfacial polymerization in the presence of a C2-C20 aliphatic monomer comprising at least one carboxylic acid functional group or salt thereof, and a single amine-reactive functional group; and ii) applying a C2-C20 aliphatic monomer comprising at least one carboxylic acid functional group or salt thereof, and a single amine-reactive functional group to the thin film polyamide layer. Many additional embodiments are described including applications for such membranes.

Abstract: A method of continuously manufacturing an organometallic compound is provided where two or more reactants are conveyed to a contacting zone of a reactor in a manner so as to maintain a laminar flow of the reactants; and causing the reactants to form the organometallic compound.

Abstract: The invention is directed to adhesive remover compositions and methods of their use. The adhesive remover compositions generally comprise a glycol ether solvent system comprising an aliphatic glycol ether, an aromatic glycol ether, a hydrophobic glycol ether, and a hydrophilic glycol ether, and a surfactant system. In further embodiment of the invention, the surfactant system may comprise three surfactants. In another aspect of the invention, the composition effectively removes medical adhesives from healthcare textiles.

Abstract: A hollow fiber carbon molecular sieve membrane, a process for preparing the hollow fiber carbon molecular sieve membrane, and a process for effecting separation of an olefin from a gaseous mixture that comprises the olefin in admixture with its corresponding paraffin and optionally one or more gaseous components selected from hydrogen, an olefin other than the olefin and a paraffin other than the corresponding paraffin. The process and membrane may also be used to effect separation of the olefin(s) from remaining feedstream components subsequent to an olefin-paraffin separation.

Abstract: Elastomer composites are prepared by wetting particles of a natural or synthetic rubber with a liquid one-component moisture-curable resin composition and then exposing the wetted particles to moisture to cure the resin composition. The moisture-curable resin composition comprises (a) an isocyanate-terminated polyurethane prepolymer having an isocyanate content of from 0.5 to 12% by weight and (b) from 1 to 30%, based on the combined weight of components (a) and (b), of an epoxide or lactone compound having a molecular weight of from about 70 to about 1000 and which is miscible in the prepolymer at the relative proportions thereof that are present. In addition, the composition contains no more than 0.1% by weight of compounds having a primary or secondary amino group.

Abstract: A process for preparing an aliphatic or cycloaliphatic epoxy resin including the steps of: (I) reacting a mixture of (a) an aliphatic or cycloaliphatic hydroxyl containing material, (b) an epihalohydrin, (c) a basic acting substance, (d) a non-Lewis acid catalyst, and (e) optionally, a solvent, forming an epoxy resin composition; (II) subjecting the epoxy resin composition produced in step (I) to a separation process to remove (A) “light” components such as, for example, solvent used in the epoxidation reaction, if any, unreacted epihalohydrin, and co-products such as di(epoxypropyl)ether; (B) unreacted aliphatic or cycloaliphatic hydroxyl containing material, if any; (C) partially epoxidized aliphatic or cycloaliphatic hydroxyl containing material, such as, for example, MGE; (D) fully epoxidized aliphatic or cycloaliphatic hydroxyl containing material, such as, for example, DGE, such that the (E) aliphatic or cycloaliphatic polyfunctional epoxy resin product remaining contains no more than 50% by weight of s

Abstract: Catalytic composition for producing an alpha-olefin and methods of making same. The catalytic composition includes a gamma-alumina substrate dopes with at least one element consisting of bismuth, copper, gallium, phosphorus, tin, and zinc, an amount of each element being within a range of from 150 parts per million to 1000 parts per million relative to a total doped weight of the gamma-alumina substrate. Additionally, at least one element is combined with at least one element consisting of cesium, lithium, and magnesium, an amount of each element being within the range of from 150 parts per million to 1000 parts per million relative to the total doped weight of the gamma-alumina substrate.

Abstract: Phosphorus-containing compounds useful for flame retardant epoxy resins are disclosed. The flame retardant epoxy resins may be used to make electrical laminates. This invention is particularly useful in end use applications in which a low bromine or low halogen content is required or desired.

Abstract: A method for processing a substrate is provided; wherein the method comprises applying a film of a copolymer composition, comprising a poly(styrene)-b-poly(dimethylsiloxane) block copolymer component to a surface of the substrate; optionally, baking the film; subjecting the film to a high temperature annealing process under particularized atmospheric conditions for a specified period of time; followed by a treatment of the annealed film to remove the poly(styrene) from the annealed film and to convert the poly(dimethylsiloxane) in the annealed film to SiOx.

Abstract: A method for marking a petroleum hydrocarbon or liquid biologically derived fuel by adding to the petroleum hydrocarbon or biologically derived fuel at least one compound having formula (I), wherein G1 represents an organic functional group having from four to forty carbon atoms.

Abstract: A biocidal composition comprising 2,2-dibromomalonamide and a surface active biocide, and its use for the control of microorganisms in aqueous and water-containing systems.