Patents Assigned to NDSU Research Foundation
  • POLYAMIDES AND METHODS OF MAKING AND USING SAME
    Publication number: 20130328244
    Abstract: Polyamides, and methods of making and using polyamides, that have a difference between melting temperature (Tm) and crystallization temperature (Tc) of at most 20° C. are disclosed herein. Such polyamides can exhibit exceptionally fast crystallization kinetics making them suitable for use as engineering thermoplastics in melt processing methods such as injection molding. Particularly useful polyamides include 1,9-nonamethylene adipamide-co-1,9-nonamethylene terephthalamide copolymers.
    Type: Application
    Filed: December 13, 2011
    Publication date: December 12, 2013
    Applicant: NDSU RESEARCH FOUNDATION
    Inventor: Bret Ja Chisholm
  • Anchored polysiloxane-modified polyurethane coatings and uses thereof
    Patent number: 8604152
    Abstract: A polymeric material, prepared by reacting a mixture comprising a polyorganosiloxane having one or more isocyanate-reactive functional groups, polyisocyanate, and polyol, is provided. The isocyanate-reactive functional groups, typically one or two, are attached to only a single end of the polyorganosiloxane chains. The polymeric material may be used to form coatings on a substrate and to inhibit fouling on surfaces exposed to aqueous conditions.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: December 10, 2013
    Assignee: NDSU Research Foundation
    Inventors: Dean C. Webster, Abdullah Ekin, Stacy Sommer
  • VEGETABLE OIL-BASED POLYMERS FOR NANOPARTICLE SURFACE MODIFCATION
    Publication number: 20130320255
    Abstract: Amphiphilic copolymers formed from plant oil-derived vinyl ether monomers and polyethylene glycol alkyl vinyl ethers are provided. Nanoparticles coated with these amphiphilic polymers are well-suited for water remediation applications.
    Type: Application
    Filed: May 17, 2013
    Publication date: December 5, 2013
    Applicant: NDSU Research Foundation
    Inventors: Bret Ja Chisholm, AChintya Bezbaruah, Harjyoti Kalita
  • PROTECTIVE COATING
    Publication number: 20130302628
    Abstract: A protective coating including a crosslinked polyester that is removable with a basic composition, as well as coated articles, methods of preparing a protective coating, and methods of using a protective coating.
    Type: Application
    Filed: April 19, 2013
    Publication date: November 14, 2013
    Applicant: NDSU Research Foundation
    Inventors: Tara J. Shedlosky, Gordon P. Bierwagen, Dean C. Webster, Andrew M. Huovinen
  • Method of applying a magnesium-containing powder to the surface of an aluminum or aluminum alloy substrate
    Patent number: 8568832
    Abstract: Disclosed are methods of treating a metal to improve the metal's corrosion resistance. The method includes applying, to the surface of the metal, a coating which comprises magnesium powder and a binder. The present invention also relates to a coating composition that includes magnesium powder and a silane modified epoxy isocyanate hybrid polymer or prepolymer. The inventors have found that corrosion resistance (as determined by Prohesion™ exposure in accordance with ASTM D5894-96, which is hereby incorporated by reference) in excess of 3,000 hours on 2024 T-3 aluminum alloy can be achieved with the methods and coating compositions of the present invention.
    Type: Grant
    Filed: October 7, 2004
    Date of Patent: October 29, 2013
    Assignee: NDSU Research Foundation
    Inventors: Michael E. Nanna, Gordon P. Bierwagen, Dante Battocchi
  • MONOMER-GRAFTED ALKYD ESTER RESINS
    Publication number: 20130261251
    Abstract: Alkyd resin compositions which comprise the monomer-grafting polymerization of a) an alkyd, which is an ester of a polyol having 4 or more hydroxyl groups and an unsaturated fatty acid, and b) an unsaturated monomer having a carbon-carbon double bond are disclosed. The alkyd may be a partially esterified polyol. Coating compositions of containing the alkyd resin compositions of the invention are also disclosed.
    Type: Application
    Filed: June 16, 2011
    Publication date: October 3, 2013
    Applicant: NDSU RESEARCH FOUNDATION
    Inventors: Dean C. Webster, Thomas J. Nelson
  • ATMOSPHERIC-PRESSURE PLASMA-ENHANCED CHEMICAL VAPOR DEPOSITION
    Publication number: 20130181331
    Abstract: Provided are silicon-containing films with a refractive index suitable for antireflection, articles having a surface comprising the films, and atmospheric-pressure plasma-enhanced chemical vapor deposition (AE-PECVD) processes for the formation of surface films and coatings. The processes generally include providing a substrate, providing a precursor comprising silicon, and reacting the precursor with a gas comprising nitrogen (N2) in a low-temperature plasma at atmospheric pressure, wherein the products of the reacting form a film on the substrate. An antireflection coating made by the process can have a refractive index of about 1.5 to about 2.2. Articles are provided having a surface that includes the antireflection coating.
    Type: Application
    Filed: September 28, 2011
    Publication date: July 18, 2013
    Applicant: NDSU RESEARCH FOUNDATION
    Inventors: Guruvenket Srinivasan, Robert Sailer
  • Polyol photosensitizers, carrier gas UV laser ablation sensitizers, and other additives and methods for making and using same
    Patent number: 8445174
    Abstract: Disclosed are photo sensitizers that include a polyol moiety covalently bonded to a fused aromatic moiety. Also disclosed is a method for improving UV laser ablation performance of a coating, such as a cationic UV curable coating, by incorporating an oxalyl-containing additive into the cationic UV curable or other coating. Oxalyl-containing sensitizers having the formula Q-O—C(O)—C(O)—O—R1 wherein Q represents a fused aromatic moiety and R1 is an alkyl or aryl group, are also disclosed, as are oxalyl-containing oxetane resins, oxalyl-containing polyester polyols, and cationic UV curable coating formulations that include oxalyl-containing additives.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: May 21, 2013
    Assignee: NDSU Research Foundation
    Inventors: Dean C. Webster, Zhigang Chen
  • LIQUID SILANE-BASED COMPOSITIONS AND METHODS FOR PRODUCING SILICON-BASED MATERIALS
    Publication number: 20130093122
    Abstract: Described herein are synthesis schemes and methods for producing silicon based nanostructures and materials, including compositions and methods for synthesis of silicon-based nanowires and composites from three-component and four-component liquid silane/polymer inks. Materials and methods for producing silicon based micro and nanofibers that can be used in a variety of applications including material composites, electronic devices, sensors, photodetectors, batteries, ultracapacitors, and photosensitive substrates, and the like.
    Type: Application
    Filed: October 5, 2012
    Publication date: April 18, 2013
    Applicant: NDSU RESEARCH FOUNDATION
    Inventor: NDSU RESEARCH FOUNDATION
  • Quaternary ammonium functionalized cross-linked polyalkylsiloxanes with anti-fouling activity
    Patent number: 8372384
    Abstract: Functionalized cross-linked polysiloxanes, such as quaternary ammonium terminated cross-linked polyalkylsiloxanes are described herein. The functionalized cross-linked polysiloxanes may be used in an antifouling composition to prevent biological fouling in aqueous and/or marine environments.
    Type: Grant
    Filed: January 7, 2008
    Date of Patent: February 12, 2013
    Assignee: NDSU Research Foundation
    Inventors: Bret Ja Chisholm, Partha Majumdar, Shane J. Stafslien, Philip Boudjouk
  • Polymers Derived From Plant Oil
    Publication number: 20120316309
    Abstract: Polymers and copolymers are formed from vinylether monomers having fatty acid ester pendent groups derived from plant oils, such as soybean oil.
    Type: Application
    Filed: May 11, 2012
    Publication date: December 13, 2012
    Applicant: NDSU Research Foundation
    Inventors: Bret Ja CHISHOLM, Samim ALAM
  • Anchored polysiloxane-modified polyurethane coatings and uses thereof
    Patent number: 8299200
    Abstract: A polymeric material, prepared by reacting a mixture comprising a polyorganosiloxane having one or more isocyanate-reactive functional groups, polyisocyanate, and polyol, is provided. The isocyanate-reactive functional groups, typically one or two, are attached to only a single end of the polyorganosiloxane chains. The polymeric material may be used to form coatings on a substrate and to inhibit fouling on surfaces exposed to aqueous conditions.
    Type: Grant
    Filed: June 9, 2008
    Date of Patent: October 30, 2012
    Assignee: NDSU Research Foundation
    Inventors: Dean C. Webster, Abdullah Ekin, Stacy Sommer
  • AMPHIPHILIC FOULING RELEASE COATINGS
    Publication number: 20120255480
    Abstract: The present invention provides an amphiphilic polymeric material well-suited as a coating for marine applications, such as use as a fouling-release coating on the external surfaces of ships, particularly ship hulls. Also provided are methods of making the polymeric material and methods for using the polymeric material, as well as articles and surfaces that are coated with the polymeric material.
    Type: Application
    Filed: December 3, 2010
    Publication date: October 11, 2012
    Applicant: NDSU Research Foundation
    Inventors: Bret Ja Chisholm, David Allen Christianson
  • Siloxane polymer containing tethered fluoroquinolone
    Patent number: 8283432
    Abstract: A polymer that is a polysiloxane polymer has fluoroquinolone antibiotic groups, or pharmaceutically acceptable salts thereof, attached via linkers. The linkers may be hydrolytically labile thereby providing a manner of releasing the fluoroquinolone antibiotic from the polymer.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: October 9, 2012
    Assignee: NDSU Research Foundation
    Inventors: Shane Jeremy Stafslien, Bret Ja Chisholm, Alex J. Kugel
  • Antifouling materials containing cationic polysiloxanes
    Patent number: 8278400
    Abstract: Polyamine cross-linked polysiloxanes, such as functionalized polysiloxane cross-linked with a polyalkylenepolyamine are described herein. The polyamine cross-linked polysiloxanes may be used in an antifouling composition to prevent biological fouling in marine environments.
    Type: Grant
    Filed: April 20, 2010
    Date of Patent: October 2, 2012
    Assignee: NDSU Research Foundation
    Inventors: Bret Ja Chisholm, Philip Boudjouk, Johnson Thomas, David Allen Christianson, Shane Jeremy Stafslien
  • PLANT OIL-BASED UV-CURABLE COATING
    Publication number: 20120202909
    Abstract: A novel UV-curable coating includes acrylated soybean oil, a hyperbranched acrylate, an optional adhesion promoter, and an optional renewable reactive diluent.
    Type: Application
    Filed: January 31, 2012
    Publication date: August 9, 2012
    Applicant: NDSU Research Foundation
    Inventor: Zhigang CHEN
  • POLYOL PHOTOSENSITIZERS, CARRIER GAS UV LASER ABLATION SENSITIZERS, AND OTHER ADDITIVES AND METHODS FOR MAKING AND USING SAME
    Publication number: 20120196948
    Abstract: Disclosed are photo sensitizers that include a polyol moiety covalently bonded to a fused aromatic moiety. Also disclosed is a method for improving UV laser ablation performance of a coating, such as a cationic UV curable coating, by incorporating an oxalyl-containing additive into the cationic UV curable or other coating. Oxalyl-containing sensitizers having the formula Q-O—C(O)—C(O)—O—R1 wherein Q represents a fused aromatic moiety and R1 is an alkyl or aryl group, are also disclosed, as are oxalyl-containing oxetane resins, oxalyl-containing polyester polyols, and cationic UV curable coating formulations that include oxalyl-containing additives.
    Type: Application
    Filed: January 30, 2012
    Publication date: August 2, 2012
    Applicant: NDSU Research Foundation
    Inventors: Dean C. Webster, Zhigang Chen
  • METHODS FOR USING LIPOIC ACID
    Publication number: 20120115939
    Abstract: The present provides methods for using lipoic acid. In one embodiment, the methods include administering lipoic acid to a female subject in need thereof, wherein at least 10 milligrams lipoic acid per kilogram of body weight is administered. In another embodiment, the methods include administering to a female subject in need thereof an effective amount of lipoic acid, wherein concentration of progesterone in the blood of the subject is increased compared to the subject prior to administration of the lipoic acid. The subject may be pregnant.
    Type: Application
    Filed: November 9, 2011
    Publication date: May 10, 2012
    Applicant: NDSU Research Foundation
    Inventors: Kimberly Ann Vonnahme, Erika Lynn Berg
  • EMISSIVE AND BROADBAND NONLINEAR ABSORBING METAL COMPLEXES AND LIGANDS AS OLED, OPTICAL SWITCHING OR OPTICAL SENSING MATERIALS
    Publication number: 20120100628
    Abstract: Platinum (II) terdentate or bidentate complexes with non-linear optical properties are provided. The complexes have a broadband spectral and temporal response, and strong reverse saturable absorption and two-photon absorption in the visible and the near-IR region. As such, the complexes are useful for organic light-emitting diodes and optical-switching or sensing devices.
    Type: Application
    Filed: October 21, 2011
    Publication date: April 26, 2012
    Applicant: NDSU RESEARCH FOUNDATION
    Inventors: Wenfang Sun, Bingguang Zhang, Rui Liu, Pin Shao, Zhiqiang Ji, Zhongjing Li
  • BETA-AMINO ACIDS AND METHODS AND INTERMEDIATES FOR MAKING SAME
    Publication number: 20120071664
    Abstract: Disclosed are ?-amino acids that are unsubstituted in the ? position; that are substituted in the ? position with an aryl group; that are substituted in the ? position with an aryl group; that bear two substituents in the ? position; and/or that are substituted in the ? and ? positions with groups which, together with the carbon atoms at the ? and ? positions, form a ring. Also disclosed are methods for making the above-mentioned ?-amino acids and other ?-amino acids which involve providing an ?,?-unsaturated imide; converting the ?,?-unsaturated imide to a 2-substituted-isoxazolidin-5-one; and converting the 2-substituted-isoxazolidin-5-one to a ?-amino acid.
    Type: Application
    Filed: September 20, 2011
    Publication date: March 22, 2012
    Applicant: NDSU Research Foundation
    Inventors: Mukund P. SIBI, Craig P. Jasperse, Prabagaran Narayanasamy, Sandeep R. Ghorpade