Patents by Inventor Harold W. Tuller
Harold W. Tuller has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 5939512Abstract: A composition comprising a polyamide, a polyolefinic modifier, and an ethylene/acrylic acid copolymer.Type: GrantFiled: February 28, 1998Date of Patent: August 17, 1999Assignee: AllliedSignal Inc.Inventors: Jay A. Gervasi, Harold W. Tuller, Wesley F. Smith, Charles W. Alpaugh
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Patent number: 5420206Abstract: The invention provides novel blends and processes for producing such blends which include a polyamide, an olefinic acid copolymer or salt thereof, and a maleated ethylene/propylene rubber, wherein such novel blends may be processed by conventional extrusion and molding techniques, do not require a separate curing step or procedure in the overall production process, and which produces articles which have some physical characteristics similar to those exhibited by thermoplastic elastomers. The inventive compositions exhibit feature excellent resistance to zinc chloride solutions and are formable in a single melt blending step.Type: GrantFiled: April 15, 1994Date of Patent: May 30, 1995Assignee: AlliedSignal Inc.Inventors: Charles D. Mason, Harold W. Tuller, Thomas J. Krollick
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Patent number: 5389710Abstract: This invention relates to an improved polyester composition that has a wide temperature range of crystallization. The composition comprises a polyester and a chemically reacting crystallization modifier having the following formula:H.sub.2 N--R.sup.1 --O--(R.sup.2 --O).sub.x --R.sup.3 --NH.sub.2whereinR.sup.1 and R.sup.3 are independently selected from the group consisting of alkylene units having from about 2 to about 6 carbon atoms;R.sup.2 is a hydrocarbon radical of 2-6 carbon atoms; andx is from 1 to 100.Type: GrantFiled: November 23, 1992Date of Patent: February 14, 1995Inventors: Gerald J. Dege, Murali K. Akkapeddi, Harold W. Tuller, Nicholas Vanderkooi, Jr.
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Patent number: 5028647Abstract: The present invention is a composition comprising a linear saturated polyester and from 0.5 to 30 percent by weight of thee polyester of at least one ester of an ethoxylated polyfunctional alcohol having a molecular weight of from 500 to about 1,500. The ester is of an ethoxylated aromatic alcohol and a carboxylic acid wherein the ethoxylated aromatic alcohol has the formulaHO (R O).sub.n --R.sup.1 --(OR).sub.n --OHwherein, R is the same or different hydrocarbon radical of from 2 to 4 carbon atoms, n can be the same or a different integer of from 2 to 15; and R.sup.1 is an aromatic radical preferably derived from an aromatic dialcohol, most preferably bisphenol A. The ethoxylated aromatic alcohol has greater than 20 carbon atoms. The acid is a carboxylic acid of from 1 to 25 and preferably 3 to 10 carbon atoms, and from 1 to 10 carboxyl groups. Preferably the acid has from 3 to 10 carbon atoms and one carboxyl group.Type: GrantFiled: March 13, 1989Date of Patent: July 2, 1991Assignees: Allied-Signal Inc., The C.P. Hall CompanyInventors: John C. Haylock, Harold W. Tuller, Nicholas Vanderkooi, Jr.
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Patent number: 4731404Abstract: The present invention is a composition comprising a linear saturated polyester and from 0.5 to 30 percent by weight of the polyester of at least one ester of a polyfunctional alcohol having a molecular weight of from 900 to about 1,500. The ester is of an alcohol and a carboxylic acid wherein the alcohol has the formulaR.sup.1 [(OR.sup.2).sub.n OH].sub.mwherein R.sup.1 is a hydrocarbon radical of from 3 to 10 carbon atoms, R.sup.2 is a hydrocarbon radical of from 2 to 4 carbon atoms, n can be the same or a different interger of from 2 to 15, m is an integer of from 3 to 6. The alcohol has greater than 20 carbon atoms. The acid is a carboxylic acid of from 1 to 25 and preferably 3 to 10 carbon atoms, and from 1 to 10 carboxyl groups. Preferably the acid has from 3 to 10 carbon atoms and one carboxyl group.Type: GrantFiled: August 25, 1986Date of Patent: March 15, 1988Assignee: Allied CorporationInventors: John C. Haylock, Harold W. Tuller, John A. Bander
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Patent number: 4581274Abstract: Carpet underlaying comprising perforated nylon film bonded to pad, provided for slippage between the carpet and the pad during installation, and minimal noise when the carpet is walked on.Type: GrantFiled: August 6, 1984Date of Patent: April 8, 1986Assignee: Allied CorporationInventors: G. Michael Johns, Donald F. Stewart, Harold W. Tuller
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Patent number: 4404325Abstract: A polyamide composition comprising from about 46 percent to about 94 percent by weight polyamide, from about 5 percent to about 44 percent by weight random ionic copolymer, and from about 1 percent to about 12 percent by weight of an ester copolymer of ethylene and an ester of an alpha,beta-ethylenically unsaturated carboxylic acid. Preferably, the composition contains a metal cation containing material.Type: GrantFiled: May 11, 1981Date of Patent: September 13, 1983Assignee: Allied CorporationInventors: Charles D. Mason, Harold W. Tuller
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Patent number: 4357268Abstract: A polyethylene terephthalate composition comprising the salt of a dimer acid, trimer acid or the salt of a mixture of dimer and trimer acid. The dimer and/or trimer acids are neutralized with a Group IA metal cation, preferably sodium. The composition can contain a filler, plasticizer, impact modifier and/or a polyepoxide.Type: GrantFiled: December 29, 1980Date of Patent: November 2, 1982Assignee: Allied CorporationInventors: Nicholas Vanderkooi, Jr., John C. Haylock, Stephen R. Schulze, Harold W. Tuller
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Patent number: 4327007Abstract: A polyester composition comprising: the sodium salt of a hydrocarbon acid; and the ester of an aliphatic carboxylic acid having at least one carboxyl group and from 2 to 8 carbon atoms; and an alcohol having one hydroxyl group and from 1 to 10 carbon atoms. The sodium salt is preferably sodium stearate and the ester is preferably di(2-ethyl-hexyl)adipate. The composition can be filled and have impact modifiers.Type: GrantFiled: December 22, 1980Date of Patent: April 27, 1982Assignee: Allied Chemical CorporationInventors: Nicholas Vanderkooi, Jr., Harold W. Tuller
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Patent number: 4322480Abstract: A laminate structure comprising at least one layer of a polyamide and at least one layer of polyethylene containing from 0.1 to 20 percent based on the weight of the polyethylene of oxidized high density polyethylene.Type: GrantFiled: December 29, 1980Date of Patent: March 30, 1982Assignee: Allied Chemical CorporationInventors: Harold W. Tuller, Stephen R. Schulze, George S. Wilson
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Patent number: 4302511Abstract: A laminate structure having at least one layer of a polyamide containing from 0.001 to 1.0 parts, based on the weight of the polyamide, of a copper cation containing material. The polyamide layer is contiguous to at least one opposing layer. The opposing layer contains an effective amount of functional groups selected from the group consisting of acid groups, metal salts of the acid, acid anhydrides, carbonates and mixtures thereof.Type: GrantFiled: December 29, 1980Date of Patent: November 24, 1981Assignee: Allied CorporationInventors: Harold W. Tuller, Stephen R. Schulze, Charles D. Mason
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Patent number: 4215176Abstract: Improved multi-layered laminates having at least one layer of a polyamide such as polyepsiloncaprolactam containing an excess of terminal amine groups and at least one layer, opposing the polyamide layer, containing a polymer having pendent carboxylic acid groups, their salts, carbonates, or acid anhydrides.Type: GrantFiled: September 5, 1978Date of Patent: July 29, 1980Assignee: Allied Chemical CorporationInventors: Harold W. Tuller, Stephen R. Schulze
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Patent number: 4074036Abstract: In a process for the production of a low molecular weight polyanhydride having a softening point within the range of about 111.degree. to 156.degree. C. by the mass polymerization reaction of a maleic monomer and at least one alkyl-substituted styrene at a temperature in the range of about 140.degree. to 200.degree. C., the improvement comprising employing an alkali metal bifluoride, preferably potassium bifluoride, as catalyst for the reaction.Type: GrantFiled: November 5, 1976Date of Patent: February 14, 1978Assignee: Allied Chemical CorporationInventors: Harold W. Tuller, Ralph W. Nussbaum
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Patent number: 4042550Abstract: Epoxy molding compositions useful as semiconductor encapsulants, comprising (a) an epoxide compound; (b) as hardener, a polyanhydride of a maleic monomer and at least one alkyl styrene monomer or prepolymers of the polyanhydride and said epoxide compound; (c) a catalyst; (d) about 1 to 80 percent by weight of a silica filler; (e) about 1 to 80 percent by weight of an additional filler selected from the group consisting of calcined clay, antimony trioxide, antimony tetraoxide, calcium silicate, titanium dioxide, calcium carbonate, zinc oxide, magnesium oxide and mixtures thereof; (f) about 0.05 to 2 percent by weight of a silane coupling agent; and (g) about 0.01 to 2 percent by weight of a lubricant selected from the group consisting of carnauba wax, montanic acid ester wax, polyethylene wax, polytetrafluoroethylene wax and mixtures thereof.Type: GrantFiled: November 28, 1975Date of Patent: August 16, 1977Assignee: Allied Chemical CorporationInventors: Harold W. Tuller, Ralph W. Nussbaum
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Patent number: 4034014Abstract: Polyanhydrides are produced by a novel bulk polymerization procedure from maleic monomers and alkyl styrenes. The polyanhydrides, of low molecular weight and containing maleic monomer to alkyl styrene in a ratio greater than 1 to 1, are particularly useful as hardeners for epoxy resin-containing compositions and give rise to epoxy compositions which result in cured products exhibiting high heat distortion temperatures and excellent electrical and shelf life properties.Type: GrantFiled: October 6, 1975Date of Patent: July 5, 1977Assignee: Allied Chemical CorporationInventors: Omer E. Curtis, Jr., Harold W. Tuller, Charles T. O'Neill, Ralph W. Nussbaum
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Patent number: T103701Abstract: A polyester composition comprising the salt of a dimer acid, trimer or salt of a mixture of dimer acid and trimer acid, and from 0.5 to 10 percent fine particulate red phosphorous. The salt is preferably the sodium salt of the dimer and/or trimer acids. Alternately, the salt can be the sodium salt of an organic polymer having pendant carboxyl groups. The red phosphorous can contain a phosphine suppressant such as a metal hydroxide or copper compound. The preferred red phosphorous used is believed to be coated with an aliphatic polyamine and bisphenol A, epichlorohydrin condensate, reacted with acrylonitrile and ethylene oxide produced by American Hoescht as Exolite .sup.TM 405. The composition can contain a filler, plasticizer, impact modifier, and/or a polyepoxide.Type: GrantFiled: January 3, 1983Date of Patent: December 6, 1983Inventors: Harold W. Tuller, Nicholas Vanderkooi, Jr., John C. Haylock, Theodore Largman