Abstract: A biodegradable film formable into biodegradable bags includes the blended product of polylactic acid and a suitable biodegradable polymeric resin. The blended product includes from about 5% to about 50% by weight polylactic acid.

Abstract: An environmentally friendly corrosion inhibiting formulation for the oil-water interface of pipe lines and oil well drilling systems which is prepared pursuant to a process including the steps of reacting an acid selected from the group consisting of a fatty acid anhydride and a 21 carbon dibasic acid with an amine or imidazoline to form a corrosion inhibitor consisting essentially of a fatty acid derivative; dissolving the inhibitor in a fatty acid oil or ester selected from the group consisting of soybean oil or methyl soya ester; adding water dispersing agents consisting of sulfonates and a long chain ethoxylated alcohol; and adjusting the viscosity with an alcohol comprising isopropanol.

Abstract: An environmentally friendly corrosion inhibiting formulation for the oil-water interface of pipe lines and oil well drilling systems which is prepared pursuant to a process including the steps of reacting a fatty acid anhydride selected from the group consisting of a fatty acid anhydride and a 21 carbon dibasic acid with an amine or imidazoline to form a corrosion inhibitor consisting essentially of a fatty acid derivative; dissolving the inhibitor in a fatty acid oil or ester selected from the group consisting of soybean oil or methyl soya ester; adding water dispersing agents consisting of sulfonates and a long chain ethoxylated alcohol; and adjusting the viscosity with an alcohol comprising isopropanol.

Abstract: Method and formulation for providing multiple sources of migratory corrosion inhibitors to metallic reinforcements embedded in concrete through addition of the inhibitors to the concrete mix. First and second sources of inhibitors are provided with the first source consisting of a powdered corrosion inhibitor consisting of sodium sebacate, potassium sebacate, dicyclohexylammonium nitrite, sodium nitrite, zinc gluconate, sodium gluconate, and calcium nitrite. The second source consists of an in-situ coextruded blend of a migratory corrosion inhibitor in a resin matrix, the second source consisting of a coextruded blend which includes an alkali metal salt of a dibasic acid containing from 8 to 12 carbon atoms together with migratory corrosion inhibitors consisting of alkali metal gluconates, zinc gluconate, and cyclohexylammonium benzoate, with the alkali metal in the inhibitors being sodium, potassium, or calcium.

Abstract: A corrosion inhibited formulation for drilling compositions consisting essentially of an environmentally friendly corrosion inhibitor blended with an alkali metal formate. The corrosion inhibitor is prepared pursuant to a process including the steps of: (1) preparing a reactant mixture comprising a fatty acid such as soya fatty acid or tall oil fatty acid with polyfunctional amines; (2) subjecting the reactant mixture to a temperature of between about 130 and 170 for a period sufficient to substantially complete the reaction to obtain a fatty acid amido amine product; (3) solubilizing the reactant product with an organic acid such as acetic to produce a product that is substantially completely soluble in aqueous solutions; and (4) blending the water soluble inhibitor salts into the buffered formate media.

Abstract: A vessel for retaining cryogens in the form of a flexible liner for compliably retaining a cryogen and designed for controlled release of vapors generated by the cryogen. The improved flexible liner is biodegradable, with the incorporation of the biodegradable component within the resin being accomplished without adversely affecting the properties of the film at cryogenic temperatures. A preferred biodegradable film consists of a polyester comprising butane 1,4-diol and adipic acid to which a controlled quantity of terephthalic acid has been added.

Abstract: Biodegradable resin products consisting essentially of a polymeric resin of starch, polyesters such as polylactic acid, or other suitable polyesters. In admixture with the resin is a particulate vapor phase corrosion inhibitor selected from amine salts, triazole derivatives, alkali dibasic acid salts, and mixtures thereof, and is present in an amount ranging from between about 1% and 3% by weight of the polymeric resin and which is shaped into formed articles.

Abstract: Corrosion inhibiting thermoplastic alloys and methods of preparing same for use in fabricating molded articles with long-term corrosion protection. Masterbatches of nylon, polycarbonate, and polyethylene terephthalate high temperature engineering plastic resins together with selected corrosion inhibitor formulations are extruded for use in injection molding operations Molded articles are prepared from the high temperature engineering plastic resins and a solid phase corrosion inhibitor blended in situ, and wherein the resin consists essentially of nylon, polycarbonates, and polyethylene terephthalate, and wherein the corrosion inhibitor contains a blend of corrosion inhibitors such as cyclohexylammonium benzoate, sodium nitrite, benzotriazole, and sodium sebacate.

Abstract: Method and formulation for providing multiple sources of migratory corrosion inhibitors to metallic reinforcements embedded in concrete through addition of the inhibitors to the concrete mix. First and second sources of inhibitors are provided with the first source consisting of a powdered corrosion inhibitor consisting of sodium sebacate, potassium sebacate, dicyclohexylammonium nitrite, sodium nitrite, zinc gluconate, sodium gluconate, and calcium nitrite. The second source consists of an in-situ coextruded blend of a migratory corrosion inhibitor in a resin matrix, the second source consisting of a coextruded blend which includes an alkali metal salt of a dibasic acid containing from 8 to 12 carbon atoms together with migratory corrosion inhibitors consisting of alkali metal gluconates, zinc gluconate, and cyclohexylammonium benzoate, with the alkali metal in the inhibitors being sodium, potassium, or calcium.

Abstract: A plastic film or laminates comprising films blended with flame retardants and corrosion inhibitors to provide simultaneous flame retardancy and corrosion protection for metallic particles when enclosed or packaged in envelopes comprising such films. The additives, while typically mutually antagonistic, are compatible when the flame component is a mixture of an antimony oxide such as antimony trioxide, antimony pentoxide, or zinc borate with a bromoaryl compound commonly bromoaryl having a bromine content ranging from between 36% to 75% and selected from group consisting of decabromodiphenyl oxide, poly (dibromostyrene) and bis-(tribromophenoxy ethane) and with the antimony oxide component in the flame retardant mixture being present in an amount such that the molar ratio of the antimony or zinc to bromine is such that for each mole of the antimony or zinc, approximately between about 2.5 and 3.

Abstract: A formulation for blending with raw concrete to form an admixture wherein a concrete plasticizer and migrating corrosion inhibitors are blended with concrete prior to pour. The plasticizer enhances the ability of the concrete to be worked and to be properly finished, and the migrating corrosion inhibitors provide protection of concrete reinforcements such as rebar against corrosion.

Abstract: The method of adding migrating corrosion inhibitors to a raw concrete mix by loading a migrating corrosion inhibitor in powder form within a container fabricated from a water soluble film, and thereafter depositing the container into a hydrated concrete mix for blending. The container is preferably fabricated from a film consisting of polyvinyl alcohol.

Abstract: An improved method and/or process for preparing and handling formulations useful in metal treatment baths which includes packaging formulations useful in preparing and/or replenishing aqueous-based baths in water soluble pouches or containers. The present invention includes the selection of components effective in treating metallic surfaces, which may be blended and effectively stored in containers or pouches consisting of polyvinylalcohol film. The present invention reduces the necessity or frequency of personal hand contact by workers with these blends.

Abstract: Corrosion inhibiting thermoplastic alloys and methods of preparing same for use in fabricating molded articles with long-term corrosion protection. Masterbatches of nylon, polycarbonate, and polyethylene terephthalate high temperature engineering plastic resins together with selected corrosion inhibitor formulations are extruded for use in injection molding operations Molded articles are prepared from the high temperature engineering plastic resins and a solid phase corrosion inhibitor blended in situ, and wherein the resin consists essentially of nylon, polycarbonates, and polyethylene terephthalate, and wherein the corrosion inhibitor contains a blend of corrosion inhibitors such as cyclohexylammonium benzoate, sodium nitrite, benzotriazole, and sodium sebacate.

Abstract: A concrete sealer material is provided containing a corrosion inhibitor which is free to migrate upon leeching from the concrete sealer. The inhibitor retards the rate of corrosion of reinforcements contained within the concrete, including metallic mesh, grid, rebar, and other metallic articles utilized for reinforcement. The sealer material is preferably a film forming component of silicate or silane modified siloxanes. The corrosion inhibitor is preferably an amine salt, an amino alcohol, alkalized salt of glucoheptonates, or, calcium nitrite and mixtures thereof. A compatibility enhancer of an aminoalkyl silane can be added to the blend.

Abstract: Biodegradable resin products consisting essentially of a polymeric resin of starch, polyesters of polylactic acid and polycaprolactone. In admixture with the resin is a particulate vapor phase corrosion inhibitor selected from amine salts, ammonium benzoate, triazole derivatives, tall oil imidazolines, alkali metal molybdates, alkali dibasic acid salts, and mixtures thereof, and is present in an amount ranging from between about 1% and 3% by weight of the polymeric resin.

Abstract: A method of protecting water reservoirs or enclosures utilized in thermal energy conversion applications against corrosion during periods of shutdown by depositing a source of a vapor phase corrosion inhibitor, preferably a blend of ammonium benzoate, sodium benzoate, sodium sebacate, monoethanolammonium benzoate, benzotriazole, and cyclohexylammonium benzoate within the enclosure through the steps of packaging a vapor phase corrosion inhibitor in powder form within a container fabricated from a water-soluble film; perforating the walls of the container; depositing the perforated container within the enclosure being protected; and introducing water into the enclosure at the end of the shutdown period for simultaneously flushing the enclosure and removal of both the residual corrosion inhibitor and water-soluble container therefrom.

Abstract: Corrosion inhibiting thermoplastic alloys and methods of preparing same for use in fabricating molded articles with long-term corrosion protection. Masterbatches of an ABS resin together with selected corrosion inhibitor formulations are extruded for use in molding operations particularly adapted for preparing protective enclosures for delicate metals, such as are present in electronic media devices and apparatus. Molded articles are prepared from acrylonitrile butadiene styrene resin and a solid phase corrosion inhibitor blended in situ, and wherein the resin consists essentially of acrylonitrile butadiene styrene, and wherein the corrosion inhibitor contains a blend of dicyclohexylammonium nitrite, sodium nitrite, benzotriazole, sodium molybdate and sodium sebacate.

Abstract: Biodegradable resin products consisting essentially of a polymeric resin of polyethylene, starch, polyesters such as polylactic acid, or other suitable polyesters. In admixture with the resin is a particulate vapor phase corrosion inhibitor selected from amine salts, ammonium benzoate, triazole derivatives, tall oil imidazolines, alkali metal molybdates, alkali dibasic acid salts, and mixtures thereof, and is present in an amount ranging from between about 1% and 3% by weight of the polymeric resin.

Abstract: A resinous film at least partially formulated from a recycled resin and containing a vapor phase corrosion inhibitor. One embodiment of the invention is a single layer film which is formulated from three components. The first component is a recycled resin such as polyethylene, the second component is a fresh resin identical to the first, and the third component is a vapor phase anti-corrosion agent. Multi-layer films are also included. The films emit the anti-corrosion agent over a period of time to thereby protect items encased by the film.