Patents by Inventor Bakhtiar Alam Shah
Bakhtiar Alam Shah 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: 9475251Abstract: A multilayered polymeric structure for use as a packaging container comprising a first layer of oxygen barrier material and a second protective layer bonded to the first layer where the oxygen barrier layer material is selected from the group consisting of saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, and mixtures thereof, and the second protective layer comprises a polymer and an inorganic filler in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler.Type: GrantFiled: August 5, 2012Date of Patent: October 25, 2016Inventors: Bakhtiar Alam Shah, Nitya Prakash Khasat
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Patent number: 9174408Abstract: A multilayered polymeric structure for use as a packaging container comprising a first layer of oxygen barrier material and a second protective layer bonded to the first layer where the oxygen barrier layer material is selected from the group consisting of saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, and mixtures thereof, and the second protective layer comprises a polymer and an inorganic filler in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler.Type: GrantFiled: June 16, 2010Date of Patent: November 3, 2015Assignee: Winpak Portion PackagingInventors: Bakhtiar Alam Shah, Nitya Prakash Khasat
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Publication number: 20150143782Abstract: A polymeric sheet structure for use in a packaging container. The sheet contains a first layer of oxygen barrier material and a second and optionally third protective layer bonded to the first layer. The oxygen barrier layer material can be saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, or mixtures thereof, and the second and third protective layer can contain a polymer and an inorganic filler with an aspect ratio distribution in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler. Also a process for protecting an oxygen or moisture sensitive material that includes the step of enclosing the material in a container that is completely or partially constructed of the sheet structure.Type: ApplicationFiled: February 1, 2015Publication date: May 28, 2015Applicant: WINPAK PORTION PACKAGINGInventors: Bakhtiar Alam Shah, Glenn Lee VanDerWende, Nitya Prakash Khasat, Michael Charles Restaino
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Publication number: 20140116005Abstract: A multilayered polymeric structure for use as a packaging container comprising a first layer of oxygen barrier material and a second protective layer bonded to the first layer where the oxygen barrier layer material is selected from the group consisting of saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, and mixtures thereof, and the second protective layer comprises a polymer and an inorganic filler in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler.Type: ApplicationFiled: January 3, 2014Publication date: May 1, 2014Inventors: Bakhtiar Alam Shah, Nitya Prakash Khasat, Glenn Lee Vanderwende
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Publication number: 20130133295Abstract: A polymeric sheet structure for use in a packaging container. The sheet contains a first layer of oxygen barrier material and a second and optionally third protective layer bonded to the first layer. The oxygen barrier layer material can be saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, or mixtures thereof, and the second and third protective layer can contain a polymer and an inorganic filler with an aspect ratio distribution in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler. Also a process for protecting an oxygen or moisture sensitive material that includes the step of enclosing the material in a container that is completely or partially constructed of the sheet structure.Type: ApplicationFiled: November 24, 2011Publication date: May 30, 2013Inventors: Bakhtiar Alam Shah, Glenn Lee VanDerWende, Nitya Prakash Khasat, Michael Charles Restaino
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Publication number: 20120291405Abstract: A multilayered polymeric structure for use as a packaging container comprising a first layer of oxygen barrier material and a second protective layer bonded to the first layer where the oxygen barrier layer material is selected from the group consisting of saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, and mixtures thereof, and the second protective layer comprises a polymer and an inorganic filler in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler.Type: ApplicationFiled: August 5, 2012Publication date: November 22, 2012Inventors: Bakhtiar Alam Shah, Nitya Prakash Khasat
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Publication number: 20110220532Abstract: A multilayered polymeric structure for use as a packaging container comprising a first layer of oxygen barrier material and a second protective layer bonded to the first layer where the oxygen barrier layer material is selected from the group consisting of saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, and mixtures thereof, and the second protective layer comprises a polymer and an inorganic filler in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler.Type: ApplicationFiled: June 16, 2010Publication date: September 15, 2011Inventors: Bakhtiar Alam Shah, Nitya Prakash Khasat, Glenn Lee Vanderwende
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Publication number: 20110220533Abstract: A multilayered polymeric structure for use as a packaging container comprising a first layer of oxygen barrier material and a second protective layer bonded to the first layer where the oxygen barrier layer material is selected from the group consisting of saponified ethylene-vinyl acetate copolymer, polyamide, polyvinyl alcohol, modification products thereof, and mixtures thereof, and the second protective layer comprises a polymer and an inorganic filler in an amount sufficient to further enhance the moisture barrier property of the outer protective layer over what it would be in the absence of the filler.Type: ApplicationFiled: June 16, 2010Publication date: September 15, 2011Inventors: Bakhtiar Alam Shah, Nitya Prakash Khasat
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Patent number: 6787086Abstract: A process for making a multi-layer sheet comprising: (1) extruding a sheet comprising a propylene polymer material; (2) forming a sheet by laying-up alternate layers; and (3) joining the sheets produced in steps (1) and (2) by applying heat to both sheets at a temperature sufficient to soften the surfaces to be joined, while simultaneously applying pressure to the sheet produced in step (1).Type: GrantFiled: June 27, 2003Date of Patent: September 7, 2004Inventor: Bakhtiar Alam Shah
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Publication number: 20040091700Abstract: A multi-layer sheet made from olefin polymer materials includes (1) at least one outer layer of (a) a propylene polymer, (b) a graft copolymer comprising a backbone of a propylene polymer material, to which is graft polymerized a vinyl monomer, either (a) or (b) optionally containing a nucleating agent, or (c) an olefin polymer composition, and (2) at least one layer made from alternating layers of a propylene polymer material and glass fiber mat.Type: ApplicationFiled: June 27, 2003Publication date: May 13, 2004Inventor: Bakhtiar Alam Shah
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Patent number: 6624099Abstract: A multi-layer sheet made from olefin polymer materials includes (1) at least one outer layer of (a) a propylene polymer, (b) graft copolymer comprising a backbone of a propylene polymer material, to which is graft polymerized a vinyl monomer, either (a) or (b) optionally containing a nucleating agent, or (c) an olefin polymer composition, and (2) at least one layer made from alternating layers of a propylene polymer material and glass fiber mat.Type: GrantFiled: December 17, 1999Date of Patent: September 23, 2003Assignee: Basell Poliolefine Italia S.p.A.Inventor: Bakhtiar Alam Shah
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Patent number: 6489019Abstract: A co-extruded sheet made from olefin polymer materials includes (1) at least one outer layer of (a) a propylene polymer having a melt flow rate of 0.5-15 dg/min, or a graft copolymer comprising a backbone of a propylene polymer material, to which is graft polymerized a vinyl monomer, and (b) a nucleating agent having a melting point greater than 265° C. and (2) another layer made from (a) about 5% to about 50% of a high melt strength propylene homopolymer or copolymer, and/or about 5% to about 40% of chopped glass fibers, (b). optionally about 5% to about 40% of an inorganic filler, (c) about 2% to about 50% of an olefin polymer composition, and (d) optionally about 5% to about 70% of one or more other olefin polymer materials. When the second layer is reinforced with glass fibers, the stiffness of the sheet is increased while maintaining impact strength.Type: GrantFiled: December 3, 1999Date of Patent: December 3, 2002Assignee: Basell Poliolefine Italia S.p.A.Inventors: Bakhtiar Alam Shah, Jay S. Rosenthal
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Patent number: 6306518Abstract: A co-extruded sheet made from olefin polymer materials includes (1) at least one outer layer of (a) a propylene polymer having a melt flow rate of 0.5-15 dg/min, or a graft copolymer comprising a backbone of a propylene polymer material to which is graft polymerized a vinyl monomer, and (b) a nucleating agent having a melting point greater than 265° C. and (2) another layer made from (a) about 5% to about 50% of a high melt strength propylene homopolymer or copolymer, (b) optionally about 5% to about 40% of an inorganic filler, (c) about 2% to about 50% of an olefin polymer composition, and (d) optionally about 5% to about 70% of one or more other olefin polymer materials. The sheet has high surface gloss and good chemical resistance, and can be thermoformed using a melt phase thermoforming process wherein the surface temperature of the nucleated propylene polymer layer is from at least 310° F.Type: GrantFiled: May 19, 1999Date of Patent: October 23, 2001Assignee: Montell Technology Company BVInventors: Bakhtiar Alam Shah, Jay S. Rosenthal
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Patent number: 6218023Abstract: A co-extruded polyolefin laminate having a hard, high modulus top layer includes at least one layer of a graft copolymer made from a propylene polymer material onto which is graft polymerized acrylic and/or styrenic monomers and at least one other layer made from a propylene homopolymer, a random propylene copolymer, a random propylene terpolymer, an olefin polymer composition, a thermoplastic olefin, a heterophasic olefin composition, or combinations of two or more of these polymers or polymer compositions, optionally blended with a high melt strength propylene polymer material. Composite materials including at least one layer of the co-extruded laminate and, for example, a low density polyolefin foam layer, can be used to make large structural parts by conventional means such as thermoforming.Type: GrantFiled: April 21, 1997Date of Patent: April 17, 2001Assignee: Montell North America, Inc.Inventors: Anthony J. DeNicola, Jr., Leonardo Formaro, Bakhtiar Alam Shah