1
Yuris A Dzenis, Darrell H Reneker: Delamination resistant composites prepared by small diameter fiber reinforcement at ply interfaces. Board of Regents University of Nebraska Lincoln, Scott C Rand, William J Breen III, Suiter & Associates PC, July 24, 2001: US06265333 (201 worldwide citation)

A fiber reinforced composite material comprising a resin matrix and primary reinforcement fibers and further comprising secondary, smaller diameter, reinforcement fibers at one or more ply interfaces, or portion thereof, provides improved interlaminar toughness, strength, and delamination resistance ...


2
Daniel J Smith, Darrell H Reneker, Albert T McManus, Heidi L Schreuder Gibson, Charlene Mello, Michael S Sennett: Electrospun fibers and an apparatus therefor. The University of Akron, Roetzel & Andress, June 22, 2004: US06753454 (133 worldwide citation)

A novel fiber comprising a substantially homogeneous mixture of a hydrophilic polymer and a polymer which is at least weakly hydrophobic is disclosed. The fiber optionally contains a pH adjusting compound. A method of making the fiber comprises electrospinning fibers of the substantially homogeneous ...


3
Shahrzad Zarkoob, Darrell H Reneker, Dale Ertley, R K Eby, Steven D Hudson: Synthetically spun silk nanofibers and a process for making the same. The University of Akron, Renner Kenner Greive Bobak Taylor & Weber, August 29, 2000: US06110590 (130 worldwide citation)

A silk nanofiber composite network produced by forming a solution of silk fiber and hexafluroisopropanol, wherein the step of forming is devoid of any acid treatment, where the silk solution has a concentration of about 0.2 to about 1.5 weight percent silk in hexafluroisopropanol, and where the silk ...


4
Darrell H Reneker: Process and apparatus for the production of nanofibers. The University of Akron, Renner Kenner Greive Bobak Taylor & Weber, February 18, 2003: US06520425 (130 worldwide citation)

A nozzle for forming nanofibers by using a pressurized gas stream comprises a center tube, a first supply tube that is positioned concentrically around and apart from the center tube, a middle gas tube positioned concentrically around and apart from the first supply tube, and a second supply rube po ...


5
Darrell H Reneker, Iksoo Chun, Dale Ertley: Process and apparatus for the production of nanofibers. The University of Akron, Renner Kenner Greive Bobak Taylor & Weber, May 7, 2002: US06382526 (128 worldwide citation)

A process for forming nanofibers comprising the steps of feeding a fiber-forming material into an annular column, the column having an exit orifice, directing the fiber-forming material into an gas jet space, thereby forming an annular film of fiber-forming material, the annular film having an inner ...


6
Darrell H Reneker: Process and apparatus for the production of nanofibers. The University of Akron, Roetzel & Andress, February 24, 2004: US06695992 (78 worldwide citation)

An apparatus for forming a non-woven mat of nanofibers by using a pressurized gas stream includes paralell, spaced apart, first, second, and third members, each having a supply end and an opposing exit end. The second member is located apart from and adjacent to the first member. The exit end of the ...


7
Daniel J Smith, Darrell H Reneker: Nitric oxide-modified linear poly(ethylenimine) fibers and uses thereof. The University of Akron, Roetzel & Andress, May 18, 2004: US06737447 (66 worldwide citation)

A novel coating for medical devices provides nitric oxide delivery using nanofibers of linear poly(ethylenimine)diazeniumdiolate. Linear poly(ethylenimine)diazeniumdiolate releases nitric oxide (NO) in a controlled manner to tissues and organs to aid the healing process and to prevent injury to tiss ...


8
Daniel J Smith, Darrell H Reneker: Non-woven fiber assemblies. The University of Akron, Joseph J Crimaldi, Roetzel & Andress, August 3, 2010: US07765647 (46 worldwide citation)

In one embodiment, the present invention relates to a non-woven fiber assembly comprising one or more fibers wherein each fiber contains: a hydrophilic component; and an elastomeric component, and wherein the non-woven fiber assembly further comprises an adhesive component. In still another embodime ...


9
Darrell H Reneker, George Chase, Oludotun Dosunmu, Woraphon Kataphinan: Method and device for producing electrospun fibers. The University of Akron, Daniel J Schlue, Roetzel & Andress, June 14, 2011: US07959848 (42 worldwide citation)

The present invention relates to methods for producing fibers made from one or more polymers or polymer composites, and to structures that can be produced from such fibers. In one embodiment, the fibers of the present invention are nanofibers. The present invention also relates to apparatus for prod ...


10
Daniel J Smith, Woraphon Kataphinan, Darrell H Reneker, Sally Dabney: Preservation of biological materials using fiber-forming techniques. The University of Akron, Roetzel & Andress, November 23, 2004: US06821479 (39 worldwide citation)

A method of preserving a biological material includes the steps of providing at least one fiber-forming material, mixing at least one biological material, and optionally, one or more additives, to the at least one fiber-forming material to form a mixture, and forming at least one fiber from the mixt ...