Patents by Inventor John Tyrell
John Tyrell 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: 4778855Abstract: An aromatic carbonate resin composition comprising:(i) at least one aromatic carbonate resin; and(ii) a copolyetherester comprised of a multiplicity of long chain ester units and short chain ester units joined head-to-tail through ester linkages, said long chain ester units being comprised of the reaction products of a dicarboxylic acid or its derivative and a poly(alkylene oxide)glycol, and said short chain ester units being comprised of the reaction products of a dicarboxylic acid or its derivative and at least one low molecular weight diol.The compositions contain an amount of said copolyetherester effective to improve the melt flow or processability of the aromatic carbonate resin. The instant compositions may optionally contain an impact modifying amount of at least one impact modifying compound. The instant compositions are useful in the preparation of extruded or molded shaped articles.Type: GrantFiled: December 23, 1986Date of Patent: October 18, 1988Assignee: General Electric CompanyInventors: Omar M. Boutni, John A. Tyrell
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Patent number: 4760112Abstract: Polyetherimide ester polymers exhibiting a high flexural modulus comprising the reaction products of:(i) at least one diol;(ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof; and(iii) a set of reactants selected from(a) (1) at least one high molecular weight poly(oxy alkylene)diamine, and (2) at least one tricarboxylic acid or its derivative, or(b) at least one high molecular weight polyoxyalkylene diimide diacid;wherein the weight ratio of (iii) to (ii) is from about 0.002 to 0.20:1.Type: GrantFiled: December 1, 1986Date of Patent: July 26, 1988Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4743637Abstract: Novel flame retardant agents comprise polyalkylene oxides or a derivative thereof end-capped with brominated phthalimide groups, and have the general formulaeR--R.sup.1 --O--R.sup.1).sub.n R (I)(R--R.sup.1 --O--R.sup.1).sub.n' NH).sub.2 C.dbd.O (II)orR--R.sup.1 --OR.sup.1).sub.n" CH.sub.2).sub.3 C--R.sup.2 (III)wherein R is ##STR1## R.sup.1 is alkylene of from about 2 to about 6 carbon atoms; R.sup.1 is alkyl of from about 1 to about 6 carbon atoms; n is from about 4 to about 40; n' is from about 3 to about 15; and n" is from about 1 to about 10. Thermoplastic compositions, for example, polyphenylene ether compositions, rendered flame retardant with the novel compounds have a high resistance to additive vaporization and surface liquid exudation as well as desirable high flow characteristics.Type: GrantFiled: August 1, 1986Date of Patent: May 10, 1988Assignee: General Electric CompanyInventors: Robert J. Axelrod, Donald B. G. Jaquiss, John A. Tyrell
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Patent number: 4740563Abstract: A crosslinked polyetherimide ester polymer comprised of the reaction products of:(i) at least one diol;(ii) at least one dicarboxylic acid or an ester forming derivative thereof;(iii) a set of reactants selected from(a) (1) at least one high molecular weight poly(oxy alkylene)diamine, and (2) at least one tricarboxylic acid or its derivative, or(b) at least one high molecular weight polyoxylene diimide diacid; and(iv) a crosslinking effective amount of at least one crosslinking agent.Type: GrantFiled: December 2, 1986Date of Patent: April 26, 1988Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4740565Abstract: A thermoplastic polyetherimide ester polymer comprising the reaction products of:(i) a diol component comprised of at least one low molecular weight diol and at least one high molecular weight hydroxy terminated polylactone;(ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof; and(a) (1) at least one high molecular weight poly(oxy alkylene)diamine, and (2) at least one tricarboxylic acid or its derivative, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.These polymers exhibit improved flexibility, i.e., a low flexural modulus. The diol component contains an amount of high molecular weight hydroxy terminated polylactone at least effective to improve the flexibility of the polymer.Type: GrantFiled: December 2, 1986Date of Patent: April 26, 1988Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4740564Abstract: A polyetherimide ester composition comprising the reaction products of:(i) at least one diol;(ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof; and(iii) a set of reactants selected from(A) (1) a diamine mixture of at least one high molecular weight poly(oxy alkylene) diamine and at least one low molecular weight hydrocarbylene diamine, and (2) at least one tricarboxylic acid or its derivative, or(B) a mixture of at least one high molecular weight polyoxyalkylene diimide diacid and at least one low molecular weight hydrocarbylene diimide diacid.These compositions are useful for the production of molded and extruded articles.Type: GrantFiled: December 2, 1986Date of Patent: April 26, 1988Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4732948Abstract: A method for preparing high molecular weight polyetherimide ester polymers comprising:(A) preparing a polyetherimide ester oligomer by coreacting(i) at least one diol,(ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof, and(iii) a set of reactants selected from(a) (1) at least one high molecular weight poly(oxy alkylene)diamine, and (2) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid,at elevated temperature and for a period of time effective to form said oligomer; and then(B) further polymerizing said oligomer by a solid phase polycondensation procedure comprising heating said oligomer at a temperature effective to further polymerize said oligomer to a high molecular weight polyetherimide ester polymer but below the melting point of said oligomer.The instant process is useful for forming high molecular weight polyetherimide ester polymers suitable for production of extruded and molded articles.Type: GrantFiled: December 2, 1986Date of Patent: March 22, 1988Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4732947Abstract: Thermoplastic elastomeric polyetherimide ester block copolymers comprising at least one polyetherimide ester recurring structural unit represented by the formula ##STR1## and at least one ester recurring structural unit represented by the formula ##STR2## wherein: G is the divalent radical remaining after the removal of the amino groups of a high molecular weight poly(oxy alkylene)diamine;R.sup.1 is the divalent radical remaining after the removal of the carboxylic groups of a dicarboxylic acid;R.sup.2 is the divalent radical remaining after the removal of the hydroxyl groups of a diol;y is a number having an average value of from 2 to about 200; andx is a number having an average value of from 2 to about 40.Type: GrantFiled: December 2, 1986Date of Patent: March 22, 1988Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4714755Abstract: Polyetherimide ester elastomers exhibiting improved thermal properties prepared from (i) a diol mixture containing at least in excess of 50 mole percent of cyclohexane dimethanol, (ii) at least one dicarboxylic acid, and (iii) either a combination of at least one tricarboxylic acid and at least one poly(oxyalkylene)diamine, or at least one poly(oxyalkylene)diimide diacid.These elastomers are suitable for use in extrusion and molding applications requiring elastomers exhibiting good thermal properties, particularly high melt temperatures.Type: GrantFiled: September 30, 1986Date of Patent: December 22, 1987Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4714753Abstract: Polyetherimide ester compositions exhibiting improved hydrolytic stability are provided. These polymers are comprised of the reaction products of:(i) at least one diol;(ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof; and(iii) a set of reactants selected from either(a) (i) an amount at least effective to improve the hydrolytic stability of said composition of at least one high molecular weight bisaminoalkyl polytetrahydrofuran, and (ii) at least one tricarboxylic acid or derivative thereof, or(b) an amount at least effective to improve the hydrolytic stability of said composition of at least one polyoxytetramethylene dialkylenediimide diacid, said polyoxytetramethylene dialkylenediimide diacid being the reaction product of (iii)(a)(i) and (iii)(a)(ii).The polymers of the instant invention are useful for production of extruded and molded parts requiring improved hydrolytic stability.Type: GrantFiled: December 1, 1986Date of Patent: December 22, 1987Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4714754Abstract: A polyetherimide ester composition comprising the reaction products of:(i) a mixture of at least one high molecular weight diol and at least one low molecular weight diol; and(ii) a set of reactants selected from(a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.Also a polyetherimide ester composition comprising the reaction products of:(i) at least one high molecular weight diol; and(ii) a set of reactants selected from(a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.Type: GrantFiled: November 10, 1986Date of Patent: December 22, 1987Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4711948Abstract: Polyetherimide esters exhibiting improved tensile elongation comprised of the reaction products of (i) a diol mixture consisting essentially of butanediol and less than 70 mole percent of butenediol; (ii) at least one dicarboxylic acid or an ester forming reactive derivative thereof, and (iii) either at least one poly(oxy alkylene)diamine and at least one tricarboxylic acid or its derivative, or at least one polyoxyalkylene diimide diacid.The instant polymers are suitable for extrusion and molding applications.Type: GrantFiled: September 30, 1986Date of Patent: December 8, 1987Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4711947Abstract: Translucent polyetherimide ester polymers are provided comprised of the reaction products of (i) at least one cyclohexane dimethanol, (ii) at least one cyclohexane dicarboxylic acid or an ester forming reactive derivative thereof, and (iii) either a combination of at least one tricarboxylic acid and at least one poly(oxy alkylene) diamine, or at least one poly(oxy alkylene) diimide diacid.Type: GrantFiled: September 30, 1986Date of Patent: December 8, 1987Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4711933Abstract: Polyetherimide ester compositions comprising the reaction products of:(i) a mixture of at least one low molecular weight diol and at least one high molecular weight hydroxy terminated polylactone; and(ii) a set of reactants selected from(a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.Also polyetherimide ester compositions comprising the reaction products of:(i) at least one high molecular weight hydroxy terminated polylactone; and(ii) a set of reactants selected from(a) (i) at least one high molecular weight poly(oxy alkylene)diamine, and (ii) at least one tricarboxylic acid or a derivative thereof, or(b) at least one high molecular weight polyoxyalkylene diimide diacid.Type: GrantFiled: November 10, 1986Date of Patent: December 8, 1987Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell
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Patent number: 4661567Abstract: Carbonate polymers containing at least one terminal group represented by the general formula ##STR1## wherein R and R.sup.1 are independently selected from hydrogen and monovalent hydrocarbon radicals.Type: GrantFiled: September 14, 1984Date of Patent: April 28, 1987Inventors: John A. Tyrell, Gary L. Freimiller
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Patent number: 4595733Abstract: Polymers containing at least one terminal group represented by the general formula ##STR1## wherein R and R.sup.1 are independently selected from hydrogen and monovalent hydrocarbon radicals.Type: GrantFiled: September 14, 1984Date of Patent: June 17, 1986Assignee: General Electric CompanyInventors: John A. Tyrell, Gary L. Freimiller
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Patent number: 4576982Abstract: Thermoplastic composition exhibiting improved hydrolytic stability comprised of in physical admixture at least one aromatic carbonate polymer and an effective hydrolytic stabilizing amount of at least one compound represented by the general formula ##STR1## wherein R and R.sup.1 are independently selected from hydrogen, monovalent hydrocarbon radicals, and monovalent hydrocarbonoxy radicals.Type: GrantFiled: September 14, 1984Date of Patent: March 18, 1986Assignee: General Motors CompanyInventors: John A. Tyrell, Gary L. Freimiller
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Patent number: 4569973Abstract: Novel copolyetherester elastomer molding compositions are prepared from diols, diacids, poly(alkylene ether) glycol and caprolactone or polycaprolactone.Type: GrantFiled: August 24, 1984Date of Patent: February 11, 1986Assignee: General Electric CompanyInventors: John A. Tyrell, Victor Mark
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Patent number: 4560722Abstract: Compositions comprising a diester or polyester, e.g., 1,4-butylene dibenzoate or poly(1,4-butylene terephthalate) in combination with an organic carbonate or polycarbonate, e.g., diphenyl carbonate or poly(bisphenol-A carbonate), are stabilized with boric acid.Type: GrantFiled: August 27, 1984Date of Patent: December 24, 1985Assignee: General Electric CompanyInventor: John A. Tyrell
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Patent number: 4556688Abstract: Novel poly(etherimide esters) are prepared by reacting a diol, a dicarboxylic acid, a poly(oxy alkylene) diamine and a tricarboxylic acid having two vicinal carboxyl groups or the anhydride thereof.Type: GrantFiled: January 11, 1985Date of Patent: December 3, 1985Assignee: General Electric CompanyInventors: Russell J. McCready, John A. Tyrell