1
Robert P Bourdelais, Narasimharao Dontula, Debasis Majumdar, Cheryl J Kaminsky: Optical element containing nano-composite particles. Eastman Kodak Company, Arthur E Kluegel, May 3, 2005: US06888663 (42 worldwide citation)

The invention relates to an optical component comprising a dispersion of layered minute particulate materials in a binder, the layered materials having a layer thickness, a concentration of particulate in the binder, and a basal plane spacing sufficient to provide a component having a light transmis ...


2
Mridula Nair, Narasimharao Dontula, Michael R Brickey, Terry A Heath, Joseph W Hoff, Tamara K Jones, Daniel M Leusch, Joseph S Sedita, Cumar Sreekumar, Dinesh Tyagi: Universal print media. Eastman Kodak Company, Paul A Leipold, Andrew J Anderson, December 15, 2009: US07632562 (41 worldwide citation)

The invention relates to a printing media comprising a first side comprising a first exposed layer comprising a mixture of polyolefin and at least one member selected from the group consisting of polyolefin copolymers, amide containing polymers, and ester containing polymers, wherein a measured Tg o ...


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Mridula Nair, Narasimharao Dontula, Thomas N Blanton, Jeffrey R Gillmor, Debasis Majumdar: Polyester nanocomposites. Eastman Kodak Company, Lynne M Blank, July 27, 2004: US06767951 (28 worldwide citation)

An article comprising a matrix polymer and clay wherein said clay is intercalated with a block copolymer, wherein said block copolymer comprises a hydrophilic block capable of intercalating said clay and a matrix compatible block compatible with said matrix polymer.


5
Peter T Aylward, Narasimharao Dontula, Terry A Heath, Richard D Bomba, John E Benson: Foam core imaging element with gradient density core. Eastman Kodak Company, September 8, 2009: US07585557 (25 worldwide citation)

The invention relates to a base comprising a closed cell foam core sheet having a closed cell foam layer with a density gradient between the center of the core and the surfaces of the core. The invention also relates to a method of making such a base by adding a first concentration of a first blowin ...


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Narasimharao Dontula, Debasis Majumdar, Thomas N Blanton, Mridula Nair, Dennis J Massa: Article utilizing block copolymer intercalated clay. Eastman Kodak Company, Lynne M Blank, July 27, 2004: US06767952 (20 worldwide citation)

An intercalated clay comprising a clay intercalated with a block copolymer wherein said block copolymer comprises a hydrophilic block capable of intercalating said clay. An additional embodiment is an article comprising a matrix polymer and clay wherein said clay is intercalated with a block copolym ...


7
Debasis Majumdar, Narasimharao Dontula, Thomas N Blanton, Gary S Freedman: Smectite clay intercalated with polyether block polyamide copolymer. Eastman Kodak Company, Lynne M Blank, January 23, 2007: US07166656 (18 worldwide citation)

The present invention describes an intercalated clay intercalated with a polyether block polyamide copolymer. An article is included comprising a matrix polymer and an intercalated clay comprising clay intercalated with polyether block polyamide copolymer. The present invention also includes an arti ...


8
Cheryl J Kaminsky, Narasimharao Dontula, Debasis Majumdar, Robert P Bourdelais: Optical element containing nanocomposite materials. Eastman Kodak Company, Arthur E Kluegel, January 18, 2005: US06844047 (17 worldwide citation)

Disclosed is an optical element comprising substrate with a surface feature having a roughness average (Ra) of from 1 to 200 micrometers containing a dispersion of minute layered particulates in a polymer binder.


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Peter T Aylward, Debasis Majumdar, Anne M Miller, Narasimharao Dontula, Robert O James: Waveguide and method of making same. Eastman Kodak Company, Arthur E Kluegel, December 14, 2004: US06832037 (17 worldwide citation)

The invention relates to a waveguide comprising a transparent polymeric central core clad externally with one or more polymeric layers, at least one of the core or clad layer containing layered particles disposed in a polymeric binder, wherein a majority of the particles have a lateral dimension les ...


10
Debasis Majumdar, Narasimharao Dontula, Suresh Sunderrajan, Peter T Aylward, Kelly S Robinson, Melvin M Kestner: Conductive foam core imaging member. Eastman Kodak Company, Lynne M Blank, May 20, 2003: US06566033 (17 worldwide citation)

The invention relates to an imaging member and a method for use therewith comprising an imaging layer and a base wherein said base comprises a closed cell foam core sheet and adhered thereto an upper and lower flange sheet, and wherein said imaging member has a stiffness of between 50 and 250 millin ...