Patents by Inventor Jurgen J.M. Schroeyers
Jurgen J.M. Schroeyers 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: 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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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: 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: 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: 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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Publication number: 20170058153Abstract: A method of preparing a hot melt adhesive composition, comprising (A) feeding a polymer blend into an extruder; wherein the polymer blend comprises (a) 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-C10 alpha-olefin; and (b) 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-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 of 1,000 cP to 20,000 cP at 190° C.; (B) feeding one or more adhesive components, selected from at least one of a tackifier, wax, antioxidant, functionalized polyolefin, oil, and combinations thereof, into the extruder; and (C) recovering an extrudate from the extruder, wherein the extrudate is a hot melt adhesive composition.Type: ApplicationFiled: July 7, 2016Publication date: March 2, 2017Inventors: Jurgen J.M. Schroeyers, Jean-Roch H. Schauder, Yann Devorest, Rudi Bernaerts
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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
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Publication number: 20160376478Abstract: 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: ApplicationFiled: May 6, 2016Publication date: December 29, 2016Inventors: Jennifer J. Austin, Jurgen J. M. Schroeyers
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Patent number: 9505957Abstract: An adhesive composition comprising a polyolefin composition comprising a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a nucleating agent effective for decreasing the set time for the adhesive composition in comparison to an otherwise identical adhesive composition in which the nucleating agent is absent. The adhesive composition may have a Dot T-Peel of 1 Newton or more on Kraft paper.Type: GrantFiled: August 2, 2013Date of Patent: November 29, 2016Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jurgen J. M. Schroeyers, Joseph M. Delucia, James N. Coffey, Marijke Vandevelde
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Publication number: 20160319166Abstract: 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: October 6, 2014Publication date: November 3, 2016Applicant: Exxonmobile Chemical Patents Inc.Inventors: Jurgen J.M. SCHROEYERS, Jennifer J. AUSTIN, Shawn W. MOWRY, James N. COFFEY
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Publication number: 20160177142Abstract: 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: ApplicationFiled: October 28, 2015Publication date: June 23, 2016Inventors: Jurgen J. M. Schroeyers, Shawn W. Mowry, Jennifer J. Austin
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Publication number: 20160177141Abstract: The present invention is related to pressure-sensitive hot melt adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a block copolymer component, a hydrocarbon tackifier resin component, and a propylene-based polymer component, wherein the propylene-based polymer component has a MFR of greater than about 1,000 g/10 min to less than about 10,000 g/10 min.Type: ApplicationFiled: October 27, 2015Publication date: June 23, 2016Inventors: Jurgen J. M. Schroeyers, Eddy Swiggers, James N. Coffey, Jennifer J. Austin
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Patent number: 9359535Abstract: A multi-modal polymer blend for use in an adhesive composition comprising at least two compositionally different propylene-based polymers. The multi-modal polymer blend has a Mw of about 10,000 g/mol to about 150,000 g/mol. When subjected to Temperature Rising Elution Fractionation, the multi-modal polymer blend exhibits a first fraction that is soluble at ?15° C. in a hydrocarbon solvent, such as xylene or ortho-dichlorobenzene, 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 the hydrocarbon solvent, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.Type: GrantFiled: February 28, 2013Date of Patent: June 7, 2016Assignee: ExxonMobil Chemical Patents Inc.Inventors: James N. Coffey, George Rodriguez, Phillip T. Matsunaga, Mun Fu Tse, Shawn W. Mowry, Jean-Roch H. Schauder, Yann Devorest, Jurgen J. M. Schroeyers, Joseph M. DeLucia
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Publication number: 20150322303Abstract: A multi-modal polymer blend for use in an adhesive composition comprising at least two compositionally different propylene-based polymers. The multi-modal polymer blend has a Mw of about 10,000 g/mol to about 150,000 g/mol. When subjected to Temperature Rising Elution Fractionation, the multi-modal polymer blend exhibits a first fraction that is soluble at ?15° C. in a hydrocarbon solvent, such as xylene or ortho-dichlorobenzene, 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 the hydrocarbon solvent, the second fraction having an isotactic (mm) triad tacticity of about 85 mol % to about 98 mol %.Type: ApplicationFiled: February 28, 2013Publication date: November 12, 2015Inventors: James N. Coffey, George Rodriguez, Phillip T. Matsunaga, Mun Fu Tse, Shawn W. Mowry, Jean-Roch H. Schauder, Yann Devorest, Jurgen J.M. Schroeyers, Joseph M. DeLucia
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Publication number: 20150247068Abstract: An adhesive composition comprising a polyolefin composition comprising a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin, and a nucleating agent effective for decreasing the set time for the adhesive composition in comparison to an otherwise identical adhesive composition in which the nucleating agent is absent. The adhesive composition may have a Dot T-Peel of 1 Newton or more on Kraft paper.Type: ApplicationFiled: August 2, 2013Publication date: September 3, 2015Inventors: Jurgen J. M. Schroeyers, Joseph M. Delucia, James N. Coffey, Marijke Vandevelde
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Publication number: 20150247069Abstract: The present invention is related to adhesives comprising 75 to 95 wt % of a polymer blend and a tackifier. The polymer blend has 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, different than the first propylene-based polymer, that is a homopolymer of propylene or a copolymer of propylene and ethylene or a C4 to C10 alpha-olefin. The blend has a melt temperature of 75 to 125° C.Type: ApplicationFiled: January 19, 2015Publication date: September 3, 2015Inventors: Jean-Roch Schauder, Jurgen J. M. Schroeyers, Yann Devorest, Vivian R. Feig
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Publication number: 20150176201Abstract: Provided are carpets and textile layers comprising a plurality of fibers and layer for locking the plurality of fibers, and methods for making them.Type: ApplicationFiled: December 16, 2014Publication date: June 25, 2015Inventors: Joseph G.M. Flendrig, Jurgen J.M. Schroeyers, Eddy Swiggers, Rudi Bernaerts