Patents by Inventor Jennifer J. Austin
Jennifer J. Austin 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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Publication number: 20230046550Abstract: Embodiments of the present disclosure generally relate to adhesive compositions, and more particularly, to the use of polyolefin adhesive compositions for hot melt adhesive applications. In an embodiment, a composition includes a polymer, a resin, and an olefin wax. In an embodiment, an olefin wax may be a linear alpha olefin.Type: ApplicationFiled: November 10, 2020Publication date: February 16, 2023Inventors: James N. Coffey, Jennifer J. Austin, Madelyn Bekker, Adam P. Hamilton, Ronald G. White, Paul Hamilton
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Patent number: 10738223Abstract: The present invention is related to adhesive compositions comprising about 50 to about 80 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 100 to about 6,000 cP and adhesive compositions comprising about 30 to about 60 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 6,000 cP to about 60,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at ?15° C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at ?15° C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.Type: GrantFiled: August 22, 2019Date of Patent: August 11, 2020Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jurgen J. M. Schroeyers, Jennifer J. Austin, Shawn W. Mowry, James N. Coffey
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Publication number: 20200248046Abstract: In an embodiment, an adhesive composition includes (a) a propylene-based elastomer comprising at least 60 wt % of propylene-derived units and from 2-40 wt % of a C2 and/or a C4-C20 ?-olefin-derived units based on a total weight of the propylene-based elastomer, and having a melting temperature of less than 110° C., a heat of fusion of less than 75 J/g, and a weight average molecular weight (Mw) of less than 100,000 g/mol; (b) a polyethylene wax having a density of greater than 0.940 g/cm3, a Mw of from 3,000 g/mol to 30,000 g/mol, and a crystallization temperature of greater than 100° C.; (c) a tackifier; and (d) optionally a polypropylene wax. In another embodiment, an adhesive composition includes 70-80 wt % of a propylene-based elastomer; 10 wt % of a polyethylene wax; 0-10 wt % of a polypropylene wax; and 10 wt % of a tackifier based on a total weight of the adhesive composition.Type: ApplicationFiled: January 9, 2020Publication date: August 6, 2020Inventors: Ling Ge, Jean-Roch H. Schauder, Jerome Sarrazin, Bastien Filliol, Jennifer J. Austin, Angela V. Carey, Ye Chun Zhou
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Patent number: 10633565Abstract: The present invention is related to an adhesive composition comprising a 30-80 wt % polymer blend and 2 to about 20 wt % of an oil. The blend has a first and second propylene-based polymer, both different homopolymers of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin.Type: GrantFiled: May 6, 2016Date of Patent: April 28, 2020Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jennifer J. Austin, Jurgen J. M. Schroeyers
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Publication number: 20190375966Abstract: The present invention is related to adhesive compositions comprising about 50 to about 80 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 100 to about 6,000 cP and adhesive compositions comprising about 30 to about 60 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 6,000 cP to about 60,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at ?15° C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at ?15° C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.Type: ApplicationFiled: August 22, 2019Publication date: December 12, 2019Inventors: Jurgen J.M. Schroeyers, Jennifer J. Austin, Shawn W. Mowry, James N. Coffey
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Patent number: 10442962Abstract: The present invention is related to adhesive compositions comprising about 50 to about 80 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 100 to about 6,000 cP and adhesive compositions comprising about 30 to about 60 wt % of a polymer blend of at least two different propylene-based polymers, wherein the polymer blend has a melt viscosity of about 6,000 cP to about 60,000 cP. When subjected to Temperature Rising Elution Fractionation, the polymer blend exhibits a first fraction that is soluble at ?15° C. in xylene, the first fraction having an isotactic (mm) triad tacticity of about 70 mol % to about 90 mol %; and a second fraction that is insoluble or less soluble than the first fraction at ?15° C. in xylene, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.Type: GrantFiled: October 6, 2014Date of Patent: October 15, 2019Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jurgen J. M. Schroeyers, Jennifer J. Austin, Shawn W. Mowry, James N. Coffey
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Patent number: 10428210Abstract: The present invention is related to an article comprising a substrate, having at least one propylene terpolymer comprising propylene derived units, one or more dienes, and an alpha-olefin content of less than about 35 wt % of the propylene terpolymer; and an adhesive composition, having about 20 to about 80 wt % of a polymer blend comprising a first propylene-based polymer, that is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a second propylene-based polymer, that is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer; and wherein the adhesive composition is applied to the substrate at temperature of less than about 150° C.Type: GrantFiled: August 14, 2015Date of Patent: October 1, 2019Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jennifer J. Austin, Sunny Jacob
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Patent number: 10364377Abstract: The present invention is related to adhesive composition, having a polymer blend comprising a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer; wherein the polymer blend has a melt viscosity, measured at 190° C. and determined according to ASTM D-3236, of about 1,000 cP to about 5,000 cP; a propylene polymer; and wherein the adhesive composition is substantially free of a functionalized polyolefin, wherein the functionalized polyolefin is selected from at least one of a maleic anhydride-modified polypropylene and a maleic anhydride-modified polypropylene wax.Type: GrantFiled: October 13, 2017Date of Patent: July 30, 2019Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jan Kalfus, Jurgen J. Schroeyers, Jennifer J. Austin, James N. Coffey, Jean-Roch Schauder
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Patent number: 10336921Abstract: The present invention is related to a polymer blend, having a melt viscosity at 190° C. of 3,000 cP to 12,000 cP, and one or more tackifiers, having a softening point of 80° C. to 145° C., an aromaticity of 3 mol % to 11 mol % aromatic protons, and a Cloud Point of ?10° C. to 15° C. for use in an adhesive composition. The polymer blend includes a first propylene-based polymer and a different second propylene-based polymer, both selected from a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin.Type: GrantFiled: March 24, 2015Date of Patent: July 2, 2019Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jennifer J. Austin, Ranjan Tripathy
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Patent number: 10196506Abstract: The invention relates to an heat-activated fabric comprising a polymer blend of 70 to 100 wt % of a polymer blend component and 0 to 30 wt % of a propylene polymer, wherein the polymer blend component comprises a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, wherein the second propylene-based polymer is different than the first propylene-based polymer and wherein the polymer blend component has a MFR of greater than or equal to 20 g/10 min to less than 10,000 g/10 min; and wherein the propylene polymer has a MFR of greater than or equal to 20 g/10 min to less than 5,000 g/10 min.Type: GrantFiled: July 20, 2015Date of Patent: February 5, 2019Assignee: ExxonMobil Chemical Patents Inc.Inventors: James N. Coffey, Galen C. Richeson, Jennifer J. Austin, Jurgen J. M. Schroeyers
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Patent number: 10077516Abstract: The invention relates to a fiber comprising a blend of 10-50 wt % of a polymer blend modifier and 50-90 wt % of a propylene-based elastomer; 5-50 wt % of a propylene-modifier and 50-95 wt % of a propylene-based elastomer; and 5-35 wt % of a polymer blend modifier and 65-95 wt % of a propylene-modifier. The polymer blend modifier has a first propylene-based polymer and a different second propylene-based polymer that is a propylene homopolymer or a copolymer of propylene and ethylene and a C4 to C10 alpha-olefin. The propylene-modifier is a propylene homopolymer or a copolymer of propylene with 0.5-4 wt % ethylene or C4 to C10 alpha-olefins. The propylene-based elastomer is propylene and 5-25 wt % of one or more C2 to C4-C12 alpha-olefins and has a triad tacticity greater than 90% and a heat of fusion less than 75 J/g.Type: GrantFiled: August 5, 2015Date of Patent: September 18, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Galen C. Richeson, Jennifer J. Austin, James N. Coffey
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Publication number: 20180230629Abstract: The invention relates to a fiber comprising a blend of 10-50 wt % of a polymer blend modifier and 50-90 wt % of a propylene-based elastomer; 5-50 wt % of a propylene-modifier and 50-95 wt % of a propylene-based elastomer; and 5-35 wt % of a polymer blend modifier and 65-95 wt % of a propylene-modifier. The polymer blend modifier has a first propylene-based polymer and a different second propylene-based polymer that is a propylene homopolymer or a copolymer of propylene and ethylene and a C4 to C10 alpha-olefin. The propylene-modifier is a propylene homopolymer or a copolymer of propylene with 0.5-4 wt % ethylene or C4 to C10 alpha-olefins. The propylene-based elastomer is propylene and 5-25 wt % of one or more C2 to C4-C12 alpha-olefins and has a triad tacticity greater than 90% and a heat of fusion less than 75 J/g.Type: ApplicationFiled: August 5, 2015Publication date: August 16, 2018Inventors: Galen C. Richeson, Jennifer J. Austin, James N. Coffey
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Patent number: 9909038Abstract: The present invention is related to an adhesive composition, wherein the adhesive composition comprises a polymer blend comprising a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer, and wherein the polymer blend has a melt viscosity, measured at 190° C. and determined according to ASTM D-3236, of about 1,000 cP to about 10,000 cP; and one or more tackifiers.Type: GrantFiled: October 28, 2015Date of Patent: March 6, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jurgen J. M. Schroeyers, Shawn W. Mowry, Jennifer J. Austin
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Publication number: 20180037780Abstract: The present invention is related to adhesive composition, having a polymer blend comprising a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer; wherein the polymer blend has a melt viscosity, measured at 190° C. and determined according to ASTM D-3236, of about 1,000 cP to about 5,000 cP; a propylene polymer; and wherein the adhesive composition is substantially free of a functionalized polyolefin, wherein the functionalized polyolefin is selected from at least one of a maleic anhydride-modified polypropylene and a maleic anhydride-modified polypropylene wax.Type: ApplicationFiled: October 13, 2017Publication date: February 8, 2018Inventors: Jan Kalfus, Jurgen J. Schroeyers, Jennifer J. Austin, James N. Coffey, Jean-Roch Schauder
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Publication number: 20170362420Abstract: The invention relates to an heat-activated fabric comprising a polymer blend of 70 to 100 wt % of a polymer blend component and 0 to 30 wt % of a propylene polymer, wherein the polymer blend component comprises a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, wherein the second propylene-based polymer is different than the first propylene-based polymer and wherein the polymer blend component has a MFR of greater than or equal to 20 g/10 min to less than 10,000 g/10 min; and wherein the propylene polymer has a MFR of greater than or equal to 20 g/10 min to less than 5,000 g/10 min.Type: ApplicationFiled: July 20, 2015Publication date: December 21, 2017Inventors: James N. Coffey, Galen C. Richeson, Jennifer J. Austin, Jurgen J.M. Schroeyers
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Patent number: 9816015Abstract: The present invention is related to adhesive composition, having a polymer blend comprising a first propylene-based polymer, wherein the first propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a second propylene-based polymer, wherein the second propylene-based polymer is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer; wherein the polymer blend has a melt viscosity, measured at 190° C. and determined according to ASTM D-3236, of about 1,000 cP to about 5,000 cP; a propylene polymer; and wherein the adhesive composition is substantially free of a functionalized polyolefin, wherein the functionalized polyolefin is selected from at least one of a maleic anhydride-modified polypropylene and a maleic anhydride-modified polypropylene wax.Type: GrantFiled: December 3, 2015Date of Patent: November 14, 2017Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jan Kalfus, Jurgen Schroeyers, Jennifer J. Austin, James N. Coffey, Jean-Roch Schauder
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Publication number: 20170283603Abstract: The present invention is related to an article comprising a substrate, having at least one propylene terpolymer comprising propylene derived units, one or more dienes, and an alpha-olefin content of less than about 35 wt % of the propylene terpolymer; and an adhesive composition, having about 20 to about 80 wt % of a polymer blend comprising a first propylene-based polymer, that is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a second propylene-based polymer, that is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin; wherein the second propylene-based polymer is different than the first propylene-based polymer; and wherein the adhesive composition is applied to the substrate at temperature of less than about 150° C.Type: ApplicationFiled: August 14, 2015Publication date: October 5, 2017Inventors: Jennifer J. Austin, Sunny Jacob
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Publication number: 20170073556Abstract: The present invention is related to an adhesive composition comprising a 50-95 wt % polymer blend and a tackifier. The blend has a first and second propylene-based polymer, both different homopolymers of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin. The blend has a melt viscosity, measured at 190° C., of 1,000 to 30,000 cP. The tackifier has a softening point of 95° C. to 115° C., an aromaticity of 3 mol % to 10 mol % aromatic protons, and a Cloud Point of 40° C. to 65° C.Type: ApplicationFiled: March 24, 2015Publication date: March 16, 2017Inventors: Ranjan Tripathy, Jennifer J. Austin, Yann Devorest, Thomas R. Barbee
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Publication number: 20170058155Abstract: The present invention is related to a polymer blend, having a melt viscosity at 190° C. of 3,000 cP to 12,000 cP, and one or more tackifiers, having a softening point of 80° C. to 145° C., an aromaticity of 3 mol % to 11 mol % aromatic protons, and a Cloud Point of ?10° C. to 15° C. for use in an adhesive composition. The polymer blend includes a first propylene-based polymer and a different second propylene-based polymer, both selected from a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin.Type: ApplicationFiled: March 24, 2015Publication date: March 2, 2017Inventors: Jennifer J. Austin, Ranjan Tripathy
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Publication number: 20170015876Abstract: The present invention is related to an adhesive composition comprising (a) greater than about 65 wt % of a polymer blend and (b) a polar polyethylene components. The blend has a first and second propylene-based polymer, both different homopolymers of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin.Type: ApplicationFiled: May 26, 2016Publication date: January 19, 2017Inventors: Jurgen J.M. Schroeyers, James N. Coffey, Yann Devorest, Jennifer J. Austin