Patents by Inventor Rajen M. Patel

Rajen M. Patel 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).

  • Publication number: 20170129230
    Abstract: Cast films formed from polyethylene are provided that can have desirable properties. In one aspect, a cast film comprises a layer formed from a composition comprising a first composition, wherein the first composition comprises at least one ethylene-based polymer and wherein the first composition comprises a MWCDI value greater than 0.9, and a melt index ratio (I10/I2) that meets the following equation: I10/I2?7.0?1.2×log (I2).
    Type: Application
    Filed: June 26, 2015
    Publication date: May 11, 2017
    Applicants: Dow Global Technologies LLC, Dow Global Technologies LLC
    Inventors: Jian Wang, Pradeep Jain, Mehmet Demirors, Rajen M. Patel, Suzanne M. Guerra, Mauricio E. Leano
  • Publication number: 20170072667
    Abstract: 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: Application
    Filed: November 23, 2016
    Publication date: March 16, 2017
    Inventors: Yushan Hu, Rajen M. Patel, Gary R. Marchand, Sharon L. Baker, Christopher I. Gandy, Lori L. Kardos
  • Publication number: 20170008263
    Abstract: Disclosed herein is a multilayer film comprising a first layer and a second layer; and a tie layer; where the tie layer comprises a crystalline block composite and where the tie layer is disposed between the first layer and the second layer; the first layer being disposed on a first surface of the tie layer; the second layer being disposed on a second surface of the tie layer; where the second surface is opposedly disposed to the first surface; where the crystalline block composite comprises a crystalline ethylene based polymer, a crystalline alpha-olefin based polymer and a block copolymer comprising a crystalline ethylene block and a crystalline alpha-olefin block.
    Type: Application
    Filed: February 19, 2015
    Publication date: January 12, 2017
    Inventors: Yushan HU, Arnaldo Lorenzo, Rajen M. Patel, Gary R. Marchand, Xiaobing YUN
  • Publication number: 20170008985
    Abstract: A polyethylene composition comprising the reaction product of ethylene and optionally one or more alpha-olefin comonomers in the presence of a catalyst composition comprising a multi-metallic procatalyst via solution polymerization; wherein said polyethylene composition is characterized by one or more of the following properties: a melt index, I2, measured according to ASTM D 1238 (2.16 kg @190° C.), of from 0.9 to 5 g/10 min; density (measured according to ASTM D792) from 0.910 to 0.935 g/cc; a melt flow ratio, I10/I2, wherein I10 is measured according to ASTM D1238 (10 kg @ 190° C.), of from 6 to 7.4; and molecular weight distribution (Mw/Mn) of from 2.5 to 3.5 is provided.
    Type: Application
    Filed: February 9, 2015
    Publication date: January 12, 2017
    Inventors: Mehmet Demirors, Teresa P. Karjala, Carlos G. Alfonzo, Nilesh R. Savargaonkar, Rajen M. Patel, Sylvie Desjardins
  • Publication number: 20170008253
    Abstract: Disclosed herein is a multilayered film comprising a first layer and a second layer; and a tie layer; where the tie layer comprises a crystalline block composite and where the tie layer is disposed between the first layer and the second layer; the first layer being disposed on a first surface of the tie layer; the second layer being disposed on a second surface of the tie layer; where the second surface is opposedly disposed to the first surface; where the multilayered film is biaxially oriented. Disclosed herein too is a method of manufacturing the aforementioned multilayer film.
    Type: Application
    Filed: February 19, 2015
    Publication date: January 12, 2017
    Inventors: Fengyi SU, Jianping PAN, Xiaobing YUN, Rajen M. PATEL, Yushan HU, Yong CHEN
  • Patent number: 9527971
    Abstract: The invention provides a composition comprising at least the following: A) an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefin interpolymer having the following properties: i) a melt viscosity (177° C.) less than, or equal to, 200,000 cP, ii) a density from 0.855 to 0.900 g/cc; B) an ethylene-based polymer; and C) a polar polymer.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: December 27, 2016
    Assignee: Dow Global Technologies LLC
    Inventors: Didem Oner-Deliormanli, Brian W. Walther, Rajen M. Patel, Gregory Bunker, John W. Garnett, IV
  • Patent number: 9511567
    Abstract: Disclosed are multilayer structures comprising a polyolefin layer, a tie layer and a barrier layer wherein the tie layer is a formulation comprising a crystalline block copolymer composite (CBC) comprising i) an ethylene polymer (EP) comprising at least 90 mol % polymerized ethylene; ii) an alpha-olefin-based crystalline polymer (CAOP) and iii) a block copolymer comprising (a) an ethylene polymer block comprising at least 90 mol % polymerized ethylene and (b) a crystalline alpha-olefin block (CAOB).
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: December 6, 2016
    Assignee: Dow Global Technologies LLC
    Inventors: Yushan Hu, Burcak Conley, Kim L. Walton, Colin Li Pi Shan, Gary R. Marchand, Rajen M. Patel, Eva-Maria Kupsch, Brian W. Walther
  • Patent number: 9487337
    Abstract: The invention provides a layered structure comprising at least two layers: A) a first layer A, formed from a composition A, comprising a polyurethane; and B) a second layer B, formed from a composition B, comprising at least one functionalized polymer B comprising the following: i) at least one polymerized monomeric unit comprising a functional group selected from the group consisting of the following: a) an acid group, b) an anhydride group, c) a primary or secondary amine group, and d) combinations thereof; or ii) at least one reacted functionalization agent comprising a functional group selected from the group consisting of the following: e) an acid group, f) an anhydride group, g) a primary or secondary amine group, and h) combinations thereof; or iii) combinations thereof; and wherein the functionalized polymer B has a number-average molecular weight greater than 1,000 g/mole, and/or a melt index (I2) less than, or equal to, 2500 g/10 min.
    Type: Grant
    Filed: September 19, 2012
    Date of Patent: November 8, 2016
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Sekhar Sundaram, Debkumar Bhattacharjee, Jozef J. Van Dun, Bradley A. Jacobs, Rajen M. Patel, Alexander Williamson
  • Patent number: 9362436
    Abstract: Disclosed in more detail in this application are ethylene interpolymer films having one or more layers, comprising surface layer comprising: (A) a silane-containing ethylene interpolymer comprising (1) an ethylene interpolymer having a density of less than 0.905 g/cm3, and (2) at least 0.1 percent by weight alkoxysilane; characterized by: (3) having a volume resistivity of greater than 5×1015 ohm-cm as measured at 60 C. In one embodiment, such ethylene interpolymer has a residual boron content of less than 10 ppm and residual aluminum content of less than 100 ppm. Also disclosed are laminated electronic device modules comprising: A. at least one electronic device, and B. one of the ethylene interpolymer films as described above in intimate contact with at least one surface of the electronic device. Such laminated electronic device modules according to the invention have been shown to suffer reduced potential induced degradation (“PID”).
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: June 7, 2016
    Assignee: Dow Global Technologies LLC
    Inventors: Kumar Nanjundiah, John A. Naumovitz, Rajen M. Patel, Morgan M. Hughes, Frank J. Cerk
  • Publication number: 20160122925
    Abstract: Embodiments of a cushioning net structure comprise an ethylene/?-olefin copolymer blend arranged in a three-dimensional random loop orientation, wherein a plurality of random loops are bonded together, The ethylene/?-olefin copolymer blend comprises a homogeneously branched random ethylene/?-olefin copolymer and a heterogeneously branched random ethylene/?-olefin copolymer having a molecular weight distribution (MWD) of about 2.5 to about 4.5, wherein MWD is defined as Mw/Mn with Mw being a weight average molecular weight and Mn being a number average molecular weight, a melt index (I2) of about 3.0 g/10 mins to about 25.0 g/10 mins when measured according to ASTM D1238 at 190° C. and 2.16 kg load, and a density of about 0.895 to about 0.925 g/cm3.
    Type: Application
    Filed: October 30, 2015
    Publication date: May 5, 2016
    Inventors: Viraj K. Shah, Rajen M. Patel
  • Patent number: 9169340
    Abstract: An electronic device module comprises: A. At least one electronic device, e.g., a solar cell, and B. A polymeric material in intimate contact with at least one surface of the electronic device, the polymeric material comprising an ethylene multi-block copolymer. Typically, the polyolefin material is an ethylene multi-block copolymer with a density of less than about 0.90 grams per cubic centimeter (g/cc). The polymeric material can fully encapsulate the electronic device, or it can be laminated to one face surface of the device. Optionally, the polymeric material can further comprise a scorch inhibitor, and the copolymer can remain uncrosslinked or it can be crosslinked.
    Type: Grant
    Filed: November 2, 2012
    Date of Patent: October 27, 2015
    Assignee: Dow Global Technologies LLC
    Inventors: Rajen M. Patel, Shaofu Wu, Mark T. Bernius, Mohamed Esseghir, Robert L. McGee, Michael H. Mazor, John A. Naumovitz
  • Publication number: 20150247014
    Abstract: The invention provides a composition comprising at least the following: A) an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefin interpolymer having the following properties: i) a melt viscosity (177° C.) less than, or equal to, 200,000 cP, ii) a density from 0.855 to 0.900 g/cc; B) an ethylene-based polymer; and C) a polar polymer.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 3, 2015
    Inventors: Didem Oner-Deliormanli, Brian W. Walther, Rajen M. Patel, Gregory Bunker, John W. Garnett, IV
  • Publication number: 20150231862
    Abstract: 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 copolymer 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.
    Type: Application
    Filed: February 19, 2014
    Publication date: August 20, 2015
    Inventors: Yushan Hu, Rajen M. Patel, Gary R. Marchand, Sharon L. Baker, Christopher I. Gandy, Lori L. Kardos
  • Publication number: 20150231861
    Abstract: 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 copolymer 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; and where the core layer has a thicknesses that is greater than 50% of the total thickness of the multilayer film.
    Type: Application
    Filed: February 19, 2014
    Publication date: August 20, 2015
    Inventors: Yushan Hu, Rajen M. Patel, Gary R. Marchand, Sharon L. Baker
  • Publication number: 20150217544
    Abstract: Disclosed are multilayer structures comprising a polyolefin layer, a tie layer and a barrier layer wherein the tie layer is a formulation comprising a crystalline block copolymer composite (CBC) comprising i) an ethylene polymer (EP) comprising at least 90 mol % polymerized ethylene; ii) an alpha-olefin-based crystalline polymer (CAOP) and iii) a block copolymer comprising (a) an ethylene polymer block comprising at least 90 mol % polymerized ethylene and (b) a crystalline alpha-olefin block (CAOB).
    Type: Application
    Filed: September 13, 2013
    Publication date: August 6, 2015
    Inventors: Yushan Hu, Burcak Conley, Kim L. Walton, Colin Li Pi Shan, Gary R. Marchand, Rajen M. Patel, Eva-Maria Kupsch, Brian W. Walther
  • Publication number: 20150013753
    Abstract: Disclosed in more detail in this application are ethylene interpolymer films having one or more layers, comprising surface layer comprising: (A) a silane-containing ethylene interpolymer comprising (1) an ethylene interpolymer having a density of less than 0.905 g/cm3, and (2) at least 0.1 percent by weight alkoxysilane; characterized by: (3) having a volume resistivity of greater than 5×1015 ohm-cm as measured at 60 C. In one embodiment, such ethylene interpolymer has a residual boron content of less than 10 ppm and residual aluminum content of less than 100 ppm. Also disclosed are laminated electronic device modules comprising: A. at least one electronic device, and B. one of the ethylene interpolymer films as described above in intimate contact with at least one surface of the electronic device. Such laminated electronic device modules according to the invention have been shown to suffer reduced potential induced degradation (“PID”).
    Type: Application
    Filed: February 1, 2013
    Publication date: January 15, 2015
    Inventors: Kumar Nanjundiah, John A. Naumovitz, Rajen M. Patel, Morgan M. Hughes, Frank J. Cerk
  • Publication number: 20140342055
    Abstract: The invention provides a layered structure comprising at least two layers: A) a first layer A, formed from a composition A, comprising a polyurethane; and B) a second layer B, formed from a composition B, comprising at least one functionalized polymer B comprising the following: i) at least one polymerized monomeric unit comprising a functional group selected from the group consisting of the following: a) an acid group, b) an anhydride group, c) a primary or secondary amine group, and d) combinations thereof; or ii) at least one reacted functionalization agent comprising a functional group selected from the group consisting of the following: e) an acid group, f) an anhydride group, g) a primary or secondary amine group, and h) combinations thereof; or iii) combinations thereof; and wherein the functionalized polymer B has a number-average molecular weight greater than 1,000 g/mole, and/or a melt index (I2) less than, or equal to, 2500 g/10 min.
    Type: Application
    Filed: September 19, 2012
    Publication date: November 20, 2014
    Applicants: Dow Global Technologies LLC, Rohm and Haas Chemicals LLC
    Inventors: Sekhar Sundaram, Debkumar Bhattacharjee, Jozef J. Van Dun, Bradley A. Jacobs, Rajen M. Patel, Alexander Williamson
  • Publication number: 20140227535
    Abstract: The invention provides a layered structure comprising at least two layers: A) a first layer A formed from a composition A comprising a polyurethane; B) a second layer B formed from a composition B comprising at least one compound selected from the group consisting of the following compounds: a) a compound 1 comprising at least one acid group, b) a compound 2 comprising at least one anhydride group, c) a compound 3 comprising at least one primary amine group and/or at least one secondary amine group, and d) a combination thereof; and wherein the compound has a molecular weight or number average molecular weight, each less than 10,000 g/mole.
    Type: Application
    Filed: September 19, 2012
    Publication date: August 14, 2014
    Applicants: Dow Global Technologies LLC, Rohm and Haas Chemicals LLC
    Inventors: Sekhar Sundaram, Debkumar Bhattacharjee, Jozef J. Van Dun, Bradley A. Jacobs, Rajen M. Patel, Alexander Williamson
  • Publication number: 20140178614
    Abstract: Mono- and multi-layer films comprising a polyethylene composition which comprises the reaction product of ethylene and optionally one or more alpha olefin comonomers in the presence of a catalyst composition comprising a multi-metallic procatalyst via a solution polymerization process in at least one reactor; wherein said polyethylene composition is characterized by one or more of the following properties: a melt index, I2, measured according to ASTM D 1238 (2.16 kg@190° C.), from 0.1 to 5 g/10 min; density, measured according to ASTM D-792, from 0.910 to 0.935 g/cc; melt flow ratio, I10/I2, wherein I10 is measured according to ASTM D1238 (10 kg@190° C.), from 6 to 7.4; and molecular weight distribution, (Mw/Mn) from 2.5 to 3.5 are provided. Also provided are articles made from the mono- and/or multi-layer films.
    Type: Application
    Filed: February 7, 2014
    Publication date: June 26, 2014
    Applicant: Dow Global Technologies LLC
    Inventors: Mehmet Demirors, Teresa P. Karjala, Nilesh R. Savargaonkar, Rajen M. Patel, Sylvie Desjardins
  • Publication number: 20140162046
    Abstract: An article of manufacture comprising a polymer composition, having 30 wt % or more and 95 wt % or less inert inorganic filler, that is oriented by the steps of conditioning the polymer composition to a drawing temperature of at least 15° C. and approximately 40° C. below a softening temperature of the polymer composition; and drawing the polymer composition though a drawing die at a drawing rate of at least 0.25 m/min and with a nominal draw ratio of 1.25 or more and 8 or less to produce the article of manufacture made of the oriented polymer composition.
    Type: Application
    Filed: December 19, 2013
    Publication date: June 12, 2014
    Applicant: Eovations, LLC
    Inventors: Kevin L. Nichols, Brett M. Birchmeier, Ian M. Ward, Philip D. Coates, Phil Caton-Rose, Glen P. Thompson, Vijay Wani, Rajen M. Patel