Patents by Inventor Gary R. Marchand
Gary R. Marchand 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: 11306173Abstract: Semi-crystalline, thermoplastic polyolefin block copolymers comprising: (A) A first polyolefin A block comprising isotactic poly(1-butene) (iPB); (B) A polyolefin B block comprising an ethylene and/or alpha-olefin/1-butene copolymer or terpolymer; and (C) A second polyolefin A block comprising isotactic poly(1-butene) (iPB); the A and B blocks bonded to one another to form a block copolymer in which the first and second polyolefin A blocks are joined to and separated by the polyolefin B block. In one embodiment the polyolefin block copolymer is a BAB block copolymer.Type: GrantFiled: July 19, 2017Date of Patent: April 19, 2022Assignee: Dow Global Technologies LLCInventors: Endre Szuromi, Justin M. Virgill, Robert F. Wendel, Jeffrey C. Munro, Gary R. Marchand, Edmund M. Carnahan, Kim L. Walton
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Publication number: 20210277166Abstract: Semi-crystalline, thermoplastic polyolefin block copolymers comprising: (A) A first polyolefin A block comprising isotactic poly(1-butene) (iPB); (B) A polyolefin B block comprising an ethylene and/or alpha-olefin/1-butene copolymer or terpolymer; and (C) A second polyolefin A block comprising isotactic poly(1-butene) (iPB); the A and B blocks bonded to one another to form a block copolymer in which the first and second polyolefin A blocks are joined to and separated by the polyolefin B block. In one embodiment the polyolefin block copolymer is a BAB block copolymer.Type: ApplicationFiled: July 19, 2017Publication date: September 9, 2021Inventors: Endre Szuromi, Justin M. Virgill, Robert F. Wendel, Jeffrey C. Munro, Gary R. Marchand, Edmund M. Carnahan
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Patent number: 10676601Abstract: A composition comprising from 10 wt % to 86 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 86 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; from 2 wt % to 22 wt % of an octene component including at least one octene based polymer having an octene content of at least 80 wt %; and from 2 wt % to 20 wt % of a composite component including at least one selected from the group of a crystalline block composite and a specified block composite, derived from at least ethylene and an alpha-olefin.Type: GrantFiled: September 8, 2016Date of Patent: June 9, 2020Assignee: Dow Global Technologies LLCInventors: Yushan Hu, Kim L. Walton, Gary R. Marchand, Kyle Anderson, Colin Li Pi Shan
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Publication number: 20200165371Abstract: The invention provides functionalized block composites and crystalline block composites. In particular, the invention provides a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent or a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent.Type: ApplicationFiled: November 21, 2019Publication date: May 28, 2020Inventors: Yushan Hu, Kim L. Walton, Gary R. Marchand, Michael D. Read, H. Craig Silvis
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Patent number: 10648750Abstract: Thermally conductive materials comprising an olefin block composite and a thermally conductive filler, where the thermally conductive filler is present in an amount sufficient to increase the thermal conductivity of the olefin block composite relative to the olefin block composite in its neat state. Such thermally conductive materials can be used in various articles of manufacture, such as a thermal interface material or a molded heat dissipation component.Type: GrantFiled: October 14, 2015Date of Patent: May 12, 2020Assignee: Dow Global Technologies LLCInventors: Mohamed Esseghir, Bharat I. Chaudhary, Jeffrey M. Cogen, Gary R. Marchand
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Patent number: 10597520Abstract: A composition comprising from 10 wt % to 90 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 90 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; and from 1 wt % to 20 wt % of a composite component including a specified block composite, derived from at least ethylene and an alpha-olefin.Type: GrantFiled: September 8, 2016Date of Patent: March 24, 2020Assignee: Dow Global Technologies LLCInventors: Yushan Hu, Kyle Anderson, Gary R. Marchand, Kim L. Walton, Colin LiPiShan
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Patent number: 10589496Abstract: Disclosed herein is a multilayer film comprising two outer layers; where each outer layer comprises polyethylene; two tie layers; where each tie layer comprises a crystalline block composite; where each tie layer has a first face and a second face that are opposed to each other, and where the first face of each tie layer contacts at least one outer layer; and a core layer; where the core layer comprises a polypropylene; where the second face of each tie layer contacts the core layer. Disclosed herein is a method that includes coextruding the aforementioned multilayered film.Type: GrantFiled: November 23, 2016Date of Patent: March 17, 2020Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Yushan Hu, Rajen M. Patel, Gary R. Marchand, Sharon L. Baker, Christopher I. Gandy, Lori L. Kardos
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Patent number: 10487247Abstract: The present disclosure provides a composition. In an embodiment a composition is provided and includes: (A) a carboxylic-functionalized ethylene/a-olefin interpolymer having (i) a density from 0.855 g/cc to 0.895 g/cc; and (ii) a melt viscosity, at 177° C., less than, or equal to, 50,000 mPa·s; and (B) a propylene-based interpolymer having (i) a density from 0.870 g/cc to 0.890 g/cc; and (ii) a melt viscosity, at 177° C., less than, or equal to, 50,000 mPa·s.Type: GrantFiled: September 22, 2016Date of Patent: November 26, 2019Assignee: Dow Global Technologies LLCInventors: Yi Jin, Selim Yalvac, Jozef Van Dun, Gary R. Marchand
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Patent number: 10487167Abstract: The invention provides functionalized block composites and crystalline block composites. In particular, the invention provides a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent or a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent.Type: GrantFiled: March 7, 2017Date of Patent: November 26, 2019Assignee: Dow Global Technologies LLCInventors: Yushan Hu, Kim L. Walton, Gary R. Marchand, Michael D. Read, H. Craig Silvis
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Patent number: 10344154Abstract: A thermoplastic vulcanizate composition includes (A) greater than 15 wt % of a block composite that has (i) an ethylene/alpha-olefin/diene interpolymer in which the alpha-olefin is an alpha olefin monomer having from 3 to 10 carbon atoms and the diene is a diene monomer having from 2 to 25 carbon atoms, (ii) a propylene based polymer, and (iii) a block copolymer comprising a soft block and a hard block in which the soft block has the same composition as the ethylene/alpha-olefin/diene polymer and the hard block has the same composition as the propylene based polymer; and (B) a remainder of a curative system and optionally at least one of a vulcanizable elastomer, a thermoplastic polyolefin, and an oil.Type: GrantFiled: December 11, 2015Date of Patent: July 9, 2019Assignee: Dow Global Technologies LLCInventors: Xiaosong Wu, Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand
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Patent number: 10233363Abstract: A hot melt adhesive composition includes (A) 10-95 wt % of a random or homogeneous propylene-based interpolymer having: (i) a comonomer content of at least one of C2 and C4-10 a-olefin of 7 wt % to 49 wt % based on the total weight of the propylene-based interpolymer, (ii) an MWD of 4 or less, (iii) a density of 0.Type: GrantFiled: August 20, 2015Date of Patent: March 19, 2019Assignee: Dow Global Technologies LLCInventors: Yi Jin, Kim L. Walton, Gary R. Marchand
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Patent number: 10208193Abstract: Embodiments of the invention provide a reinforced polypropylene comprising a multi-modal molecular weight distribution elastomer and a block composite.Type: GrantFiled: June 24, 2013Date of Patent: February 19, 2019Assignee: Dow Global Technologies LLCInventors: Yi Jin, Kim L. Walton, Edmund M. Carnahan, Gary R. Marchand, Xuming Chen, Jeffrey D. Weinhold, Jerzy Klosin, A. Willem Degroot, Philip P. Fontaine
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Publication number: 20190040241Abstract: A composition comprising from 10 wt % to 90 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 90 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; and from 1 wt % to 20 wt % of a composite component including a specified block composite, derived from at least ethylene and an alpha-olefin.Type: ApplicationFiled: September 8, 2016Publication date: February 7, 2019Inventors: Yushan Hu, Kyle Anderson, Gary R Marchand, Kim L Walton, Colin LiPiShan
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Patent number: 10155889Abstract: A hot melt adhesive (HMA) composition includes (A) from 1-60 wt % of a block composite compatibilizer comprising (i) a hard polymer that includes propylene, (ii) a soft polymer that includes ethylene, and (iii) a block copolymer having a soft block and a hard block, the hard block of the block copolymer having the same composition as the hard polymer of the block composite compatibilizer and the soft block of the block copolymer having the same composition as the soft polymer of the block composite compatibilizer; (B) from 1-70 wt % of a tackifier; (C) from 1-40 wt % of at least one selected from the group of a wax and an oil; and (D) Optionally, from greater than zero to 97 wt % of a polymer component that includes an ethylene-based polymer and/or a propylene-based polymer.Type: GrantFiled: August 20, 2015Date of Patent: December 18, 2018Assignee: Dow Global Technologies LLCInventors: Yi Jin, Kim L. Walton, Gary R. Marchand, Selim Yalvac, Allan Walter Mclennaghan, Burcak Conley, Dean Lee, Rongjuan Cong, Colin Li Pi Shan
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Patent number: 10096404Abstract: A power cable comprising: (A) a conductor, (B) an insulation layer, and (C) a semiconductor layer comprising in weight percent based on the weight of the semiconductor layer: (1) 49-98% of a crosslinked olefin block copolymer (OBC) having a density less than (<) 0.9 grams per cubic centimeter (g/cm3), a melt index greater than (>) 1, and comprising in weight percent based on the weight of the OBC: (a) 35-80% soft segment that comprises 5-50 mole percent (mol %) of units derived from a monomer comprising 3 to 30 carbon atoms; and (b) 20-65% hard segment that comprises 0.2-3.5 mol % of units derived from a monomer comprising 3 to 30 carbon atoms; (2) 2-51% conductive filler, the insulation layer and semiconductor layer in contact with one another, is degassed by a process comprising the step of exposing the cable to a temperature of at least 80° C. for a period of time of at least 24 hours.Type: GrantFiled: September 9, 2014Date of Patent: October 9, 2018Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Paul J. Brigandi, Bharat I. Chaudhary, Jeffrey C. Munro, Gary R. Marchand
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Publication number: 20180265753Abstract: The present disclosure provides a composition. In an embodiment a composition is provided and includes: (A) a carboxylic-functionalized ethylene/a-olefin interpolymer having (i) a density from 0.855 g/cc to 0.895 g/cc; and (ii) a melt viscosity, at 177° C., less than, or equal to, 50,000 mPa·s; and (B) a propylene-based interpolymer having (i) a density from 0.870 g/cc to 0.890 g/cc; and (ii) a melt viscosity, at 177° C., less than, or equal to, 50,000 mPa·s.Type: ApplicationFiled: September 22, 2016Publication date: September 20, 2018Inventors: Yi Jin, Selim Yalvac, Jozef Van Dun, Gary R. Marchand
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Publication number: 20180258266Abstract: A composition comprising from 10 wt % to 86 wt % of an ethylene component including at least one ethylene based polymer having an ethylene content of at least 50.0 wt %, a melt index from 0.1 g/10 min to 100.0 g/10 min, and a density from 0.935 g/cm3 to 0.965 g/cm3; from 10 wt % to 86 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt % and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min; from 2 wt % to 22 wt % of an octene component including at least one octene based polymer having an octene content of at least 80 wt %; and from 2 wt % to 20 wt % of a composite component including at least one selected from the group of a crystalline block composite and a specified block composite, derived from at least ethylene and an alpha-olefin.Type: ApplicationFiled: September 8, 2016Publication date: September 13, 2018Inventors: Yushan Hu, Kim L. Walton, Gary R. Marchand, Kyle Anderson, Colin Li Pi Shan
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Patent number: 9932425Abstract: Improved reaction processes comprise reacting a mixture to form a product comprising a metal alkyl, metal oxide, or mixture thereof and then passing said product to a post-reactor heat exchanger. The improvement comprises one or more of the following: (1) reacting said metal alkyl compound with an acid to produce a soluble metal ester; or (2) adding an ionic surfactant; or (3) adding a mixture comprising an antioxidant to the product under conditions sufficient to avoid formation of significant amounts of insoluble metal or metal compounds derived from said metal alkyl compound; or (4) purging said post-reactor heat exchanger with an inert gas under conditions to remove metal oxide from the post-reactor heat exchanger.Type: GrantFiled: December 15, 2014Date of Patent: April 3, 2018Assignee: Dow Global Technologies LLCInventors: Anthony J. Castelluccio, Jeffrey J. Dean, Alec Y. Wang, Lindsey A. Clark, Pradeep Jain, Roger L. Kuhlman, Angela N. Taha, Larry S. Green, Gary R. Marchand, Sean W. Ewart, Jeffrey A. Sims, Chris E. Blaschke, Brandon Fails
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Publication number: 20170369691Abstract: A thermoplastic vulcanizate composition includes (A) greater than 15 wt % of a block composite that has (i) an ethylene/alpha-olefin/diene interpolymer in which the alpha-olefin is an alpha olefin monomer having from 3 to 10 carbon atoms and the diene is a diene monomer having from 2 to 25 carbon atoms, (ii) a propylene based polymer, and (iii) a block copolymer comprising a soft block and a hard block in which the soft block has the same composition as the ethylene/alpha-olefin/diene polymer and the hard block has the same composition as the propylene based polymer; and (B) a remainder of a curative system and optionally at least one of a vulcanizable elastomer, a thermoplastic polyolefin, and an oil.Type: ApplicationFiled: December 11, 2015Publication date: December 28, 2017Inventors: Xiaosong Wu, Colin Li Pi Shan, Kim L. Walton, Gary R. Marchand
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Patent number: 9840604Abstract: The present disclosure is directed to a composition and articles containing the composition. The composition comprises a foam and a plurality of gel particles dispersed in the foam. The gel particles comprise an olefin block copolymer and an oil.Type: GrantFiled: October 10, 2016Date of Patent: December 12, 2017Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Jeffrey C. Munro, Kaoru Aou, Raymond L. Laakso, Jr., Gary R. Marchand, Rogelio R. Gamboa