Patents Represented by Attorney Edmund C. Ross, Jr.
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Patent number: 4196148Abstract: A method for hydrolysis of polyurethane foam and recovery of diamines and polyethers (or polyesters) from the hydrolysate carried out near atmospheric pressure and temperatures above about 185.degree. C. in a reaction zone containing water vapor which comprises increasing the rate of diamine production by inclusion of a minor, but effective amount of ammonia in the reaction zone. Volitilized diamines separated from the foam are preferably removed from the reaction zone, e.g. in an overhead stream, while polyethers (or polyesters) separated from the foam are recovered as liquid bottoms from the reaction zone.Type: GrantFiled: March 16, 1979Date of Patent: April 1, 1980Assignee: Ford Motor CompanyInventor: Lee R. Mahoney
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Patent number: 4192929Abstract: Electrodepositable resins that do not require chromate corrosion inhibiting pigments and comprise (A) the at least partially neutralized reaction product of (1) an epoxy reactant having about two or more epoxy groups that are not linked by carboxy-ester moieties and (2) an amine reactant selected from mono and diamines containing primary or secondary amino groups and also being at least about 50 mole percent hydroxy amine, (B) water soluble or dispersible amino resin crosslinking agent are improved by incorporation of (C) a co-reactive flow control agent that comprises, for example, a polyepoxy copolymer having a molecular weight desirably between 1000-20,000. The co-reactive flow control agent, used at low levels, allows formation of smooth, non-tacky films exhibiting desirable corrosion resistant properties.Type: GrantFiled: August 31, 1978Date of Patent: March 11, 1980Assignee: Ford Motor CompanyInventor: Robert C. Wingfield, Jr.
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Patent number: 4192932Abstract: Crosslinking compositions comprising (a) optionally at least partially neutralized reaction product of di- or poly epoxy compound and hydroxy amine and (b) amino resin crosslinker that are formulated into primers providing alkaline resistant coatings even in absence of chromate inhibiting pigments are improved by incorporation of reactive hydroxy phosphate catalyst that lowers cure temperature without increase in moisture sensitivity of cured coating. One reactive catalyst is a reaction product of di- or triol and P.sub.2 O.sub.5.Type: GrantFiled: August 31, 1978Date of Patent: March 11, 1980Assignee: Ford Motor CompanyInventors: Ray A. Dickie, Joseph W. Holubka, Mohinder S. Chattha
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Patent number: 4191718Abstract: Mechanical properties of compression molded composites having thick sections and made from molding compounds comprising thermosetting resin and reinforcing fiber in a thickened dispersion are improved by a preheating stage and mold cycle times that are longer than the time necessary to reach the highest peak exotherm temperature of the composite during molding. Slow post cooling allows for development of properties especially when mold opening times are shorter than that required for removal of all thermal gradients.Type: GrantFiled: December 19, 1977Date of Patent: March 4, 1980Assignee: Ford Motor CompanyInventors: Pankaj K. Mallick, Narasimhan Raghupathi
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Patent number: 4175164Abstract: A new class of porous electrodes deposited on solid electrolyte for use in thermoelectric generator devices as the sodium heat engine. The electrode configuration has an openness that provides especially high electrode efficiency.Type: GrantFiled: April 10, 1978Date of Patent: November 20, 1979Assignee: Ford Motor CompanyInventor: Terry Cole
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Patent number: 4163815Abstract: Isocyanate coating compositions prepared from organic polyisocyanates and reaction products made from organic secondary amines and epoxy-terminated compounds provide high solid, convertible coating compositions that cure within conventional curing schedules and have reduced loss of tertiary amine catalyst.Type: GrantFiled: September 19, 1977Date of Patent: August 7, 1979Assignee: Ford Motor CompanyInventor: Mo-fung Cheung
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Patent number: 4162631Abstract: Thermistors comprising transition metal such as iron, rare earth of the lanthanide series or yttrium, and oxygen exhibit sufficient independence to variation in oxygen partial pressure over a range of exhaust gas conditions of internal combustion engines as to make them particularly suitable for temperature compensation of oxygen sensors such as those derived from titania as well as temperature sensing in other oxygen varying environments.Type: GrantFiled: December 5, 1977Date of Patent: July 31, 1979Assignee: Ford Motor CompanyInventors: Eleftherios M. Logothetis, Kamlakar R. Laud, John K. Park
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Patent number: 4159972Abstract: A recycling process for flexible polyurethane foam which comprises dissolving the foam in low molecular weight diol, admixing therewith high molecular weight polyol that is suitable for preparation of flexible urethane foam, removing under vacuum low molecular weight diol solvent from the admixture obtained, and recovering the residue which comprises polyol product that may be used to provide new flexible foam with desirable properties including advantageous tear strength.Type: GrantFiled: October 17, 1977Date of Patent: July 3, 1979Assignee: Ford Motor CompanyInventors: Jacob Braslaw, Purnachandra Pai
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Patent number: 4158688Abstract: Improvements in molded articles from sinterable particulate solids, improvements in method for making such articles, and novel sacrificial binders for use in making such articles are disclosed. The sacrificial binders used in this invention comprise block polymers having the structural formulaX--[B (AB).sub..eta. A].sub..eta.'wherein "X" is a linking group, A or B, ".eta." is 0 or a positive integer, ".eta.'" is a positive integer greater than 2, "A" is a linear or branched polymer that is glassy or crystalline at room temperature and has its softening point in the range of about 80.degree. C. to about 250.degree. C. and "B" is a polymer different from A that behaves as an elastomer at processing temperatures, a plasticizer which may be oil, wax or oil and wax, and optionally other components.Type: GrantFiled: June 27, 1977Date of Patent: June 19, 1979Assignee: Ford Motor CompanyInventors: Robert A. Pett, S. Burhan A. Qaderi, Ronald J. Tabar
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Patent number: 4155803Abstract: Ablation of single crystal alkaline earth metal halides as barium fluoride is accomplished by contacting them with monovalent acid in fluid medium. Smooth etched surfaces are obtained by hydrogen halide as hydrochloric acid in aqueous solution acting on single crystal barium fluoride.Type: GrantFiled: December 12, 1977Date of Patent: May 22, 1979Assignees: Ford Motor Company, Ford Aerospace & Communications Corp.Inventors: Michael D. Hurley, Pierino I. Zapella
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Patent number: 4155713Abstract: Effective antioxidant levels in hydrocarbonaceous materials are determined by (a) establishing the rate of uninhibited oxygen absorption for a standard liquid comprising (i) an oxidizable material susceptible to free radical oxidation and (ii) an agent that causes free radical oxidation; (b) establishing the rate of oxygen absorption for a test liquid comprising (a) (i) and (a) (ii) and a dispersible amount of the hydrocarbonaceous material or extract therefrom comprising antioxidant; (c) ascertaining the delay before uninhibited oxygen absorption of the test liquid and (d) determining the effective concentration of the antioxidant in the hydrocarbonaceous material. If the antioxidant in the hydrocarbonaceous material is known, the concentration can be accurately determined.Type: GrantFiled: October 27, 1977Date of Patent: May 22, 1979Assignee: Ford Motor CompanyInventor: Lee R. Mahoney
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Patent number: 4145523Abstract: Organometallic polymers are made in liquid medium by contacting (A) bis-chelate ligands such as 1, 3, 5, 7-tetra (2-pyridylimino)-benzodipyrrole with (B) salts of divalent, hexacoordinate, transition metals such as nickel chloride. The organometallic polymers have high thermal stability and are suitable as colorants for organic materials including thermoplastic resins.Type: GrantFiled: May 4, 1977Date of Patent: March 20, 1979Assignee: Ford Motor CompanyInventor: Walter O. Siegl
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Patent number: 4120844Abstract: A method for increasing impact properties of calcium carbonate filled propylene resin composites, particularly impact properties at low temperatures, which comprises admixing critically sized particles of propylene homopolymer and copolymer resins and calcium carbonate filler to form uniform, preferably powdery, blends particularly suitable for such shaping operations as injection molding.Type: GrantFiled: March 9, 1977Date of Patent: October 17, 1978Assignee: Ford Motor CompanyInventors: Fred J. Meyer, Seymour Newman
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Patent number: 4115397Abstract: Alkyl substitution at the pyridyl periphery of 1, 3, 5, 7-tetra (2-pyridylimino)-benzodipyrroles provides bis chelating ligands with unexpected increase in organic solubility. The bis-chelating ligands may be used to form organometallic polymers as well as being suitable as dyes and metal ion deactivators. The metal complexes of such bis-chelating ligands may also be used as dyes.Type: GrantFiled: June 9, 1977Date of Patent: September 19, 1978Assignee: Ford Motor CompanyInventor: Walter O. Siegl
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Patent number: 4098958Abstract: Thermoelectric generator devices and methods using, for example, alkali metal as a working fluid are disclosed. In operation, elemental alkali metal is ionized on the inside of an electrolyte tube to alkali metal cations, reconverted outside the tube to elemental alkali metal at a porous electrode, vaporized into a furnace zone in vapor communication with the porous electrode, discharged hydrodynamically from the furnace zone to a cooling zone, and collected as a liquid for return to the inside of the electrolyte tube. Essentially isothermal series electrical connection within the devices provides a means for reduction of heat conduction losses.Type: GrantFiled: July 7, 1977Date of Patent: July 4, 1978Assignee: Ford Motor CompanyInventor: Max Bettman
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Patent number: 4094711Abstract: Improved tracer rounds and compositions therefor comprising a rubbery, particulate mixture having magnesium, polytetrafluoroethylene and advantageously other ingredients coated with copolymer of hexafluoropropylene and vinylidenefluoride, optionally containing ingredients such as carbon black, and providing advantages in preparation (e.g., lower consolidation pressures) and use (e.g., more uniform burning after ignition).Type: GrantFiled: September 1, 1977Date of Patent: June 13, 1978Assignee: Ford Aerospace & Communications CorporationInventor: Jawaharlal Ramnarace
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Patent number: 4065518Abstract: Powder coating compositions are disclosed which comprise a blend of coreactable, thermosettable copolymers one of which has at least two different functional groups while the other is qualitatively monofunctional and quantitatively polyfunctional. Ordinarily, the polymer having at least two different functional groups, will be quantitatively polyfunctional and qualitatively difunctional although it may contain more than two different functional groups. In the preferred embodiments, the first or difunctional copolymer of the blend has either (1) epoxy functionality and amide functionality, (2) epoxy functionality and hydroxy functionality, (3) carboxy functionality and amide functionality, or (4) carboxy functionality and hydroxy functionality and is crosslinkable with the second copolymer through at least two different types of functional groups on the first copolymer.Type: GrantFiled: February 18, 1976Date of Patent: December 27, 1977Assignee: Ford Motor CompanyInventors: Santokh S. Labana, Ares N. Theodore
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Patent number: 4031118Abstract: Ester-containing compositions prepared by reacting a high molecular weight carboxylic acid acylating agent with polyoxyalkylene alcohol demulsifiers for aqueous emulsions. The ester-containing compositions are useful as additives in normally liquid fuels and lubricants.Type: GrantFiled: December 29, 1975Date of Patent: June 21, 1977Assignee: The Lubrizol CorporationInventor: Clark Ober Miller
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Patent number: 4031023Abstract: Lubricating compositions comprising a major amount of a lubricating oil and a minor amount of at least one additive of the formula: ##STR1## WHEREIN R is a hydrocarbon-based group of up to about 30 carbon atoms and having a valence of m + q; each R' is independently selected from hydrogen and a hydrocarbon-based group of up to about 20 carbon atoms; x and y are independently from 2 to 5; z is from zero to 5; q is from zero to 4 and m is from 1 to 5 with the proviso that m + q is from 1 to 6, have increased resistance to oxidative degradation and anti-wear properties.Type: GrantFiled: February 19, 1976Date of Patent: June 21, 1977Assignee: The Lubrizol CorporationInventors: Jerry Lee Musser, Frederick William Koch
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Patent number: 3994815Abstract: Additive concentrates comprising hydrogenated alkenyl-arene-conjugated diene interpolymers and a non-ester type synthetic lubricating oil diluent are disclosed. Lubricating compositions prepared from these concentrates are also disclosed.Type: GrantFiled: October 6, 1975Date of Patent: November 30, 1976Assignee: The Lubrizol CorporationInventor: Lester Earl Coleman