Patents by Inventor Nathan E. Schultz

Nathan E. Schultz 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).

  • Patent number: 11078419
    Abstract: A class of antioxidant compositions include benzotriazole phenolate salts with substituents either ortho to the phenol hydroxide group and/or para to the phenol hydroxide group can be prepared from substituted benzotriazole phenols. The ortho substituent group can be a simple hydrocarbon, alkoxy or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenolate to another benzotriazole phenolate group.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: August 3, 2021
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, Mark McCormick
  • Patent number: 11053373
    Abstract: Polymeric compositions include at least one polymer that is free of ester linkages and an additive that is a benzotriazole phenolate salt with substituents either ortho to the phenol hydroxide group and/or para to the phenol hydroxide group. The substituted benzotriazole phenolate salts can be prepared from substituted benzotriazole phenols. The ortho substituent group can be a simple hydrocarbon, alkoxy, or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenolate to another benzotriazole phenolate group.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: July 6, 2021
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, Mark McCormick
  • Patent number: 10919867
    Abstract: Benzotriazole phenols with substituents either ortho to the phenol hydroxyl group and/or para to the phenol hydroxyl group can be prepared from the unsubstituted benzotriazole phenol by coupling reactions. The ortho substituent group can be a simple alkoxy or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenol to another benzotriazole phenol group.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: February 16, 2021
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Kelly A. Volp, Nathan E. Schultz, Fuming B. Li
  • Publication number: 20210009811
    Abstract: A modified aluminum nitride particle comprises an aluminum nitride core and a shell surrounding the aluminum nitride core. The shell comprises a crosslinked organic polymer. Methods of making the modified aluminum nitride particle by admicellar polymerization are also disclosed.
    Type: Application
    Filed: March 19, 2019
    Publication date: January 14, 2021
    Inventors: Nathan E. Schultz, Li Yao, Tien T. Wu, Gerry A. Hoffdahl, Jimmie R. Baran, JR.
  • Publication number: 20210002137
    Abstract: A charge-modified particle comprising the inorganic core and a shell surrounding the inorganic core, wherein the shell comprises a copolymer comprising monomeric units corresponding to free-radically polymerizable monomers, and wherein at least one of the monomeric units comprises a substituted benzotriazolylphenolate salt. Methods of making the charge-modified particle by admicellar polymerization are also disclosed.
    Type: Application
    Filed: March 19, 2019
    Publication date: January 7, 2021
    Inventors: Nathan E. Schultz, Mikhail A. Belkin, Gerry A. Hoffdahl, Jimmie R. Baran, JR., Tien T. Wu
  • Patent number: 10724171
    Abstract: Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a substituted benzotriazole phenolate salt or a combination of substituted benzotriazole phenolate salts. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: July 28, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, John M. Sebastian
  • Publication number: 20200172809
    Abstract: A class of antioxidant compositions include benzotriazole phenolate salts with substituents either ortho to the phenol hydroxide group and/or para to the phenol hydroxide group can be prepared from substituted benzotriazole phenols. The ortho substituent group can be a simple hydrocarbon, alkoxy or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenolate to another benzotriazole phenolate group.
    Type: Application
    Filed: February 3, 2020
    Publication date: June 4, 2020
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, Mark McCormick
  • Patent number: 10669481
    Abstract: A class of antioxidant compositions include benzotriazole phenolate salts with substituents either ortho to the phenol hydroxide group and/or para to the phenol hydroxide group can be prepared from substituted benzotriazole phenols. The ortho substituent group can be a simple hydrocarbon, alkoxy or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenolate to another benzotriazole phenolate group.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: June 2, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, Mark McCormick
  • Patent number: 10556857
    Abstract: Presently describes are hydrazide (e.g. dihydrazide) compounds suitable for use as a nucleating agent for a polylactic acid (“PLA”) polymer. Also described are articles such as a film or fiber comprising the semicrystalline polylactic acid polymer and a nucleating agent.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: February 11, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Nathan E. Schultz, Liming Song, Fuming B. Li
  • Publication number: 20190336896
    Abstract: Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a substituted triazine phenolate salt or a combination of substituted triazine phenolate salts. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.
    Type: Application
    Filed: January 4, 2018
    Publication date: November 7, 2019
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, John M. Sebastian
  • Patent number: 10273612
    Abstract: Spunbonded electret webs comprising polylactic acid fibers, in which at least some of the polylactic acid fibers are meltspun, drawn, charged fibers that include charging additive; and, methods of making such fibers and webs.
    Type: Grant
    Filed: August 25, 2015
    Date of Patent: April 30, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Liming Song, Sachin Talwar, John D. Stelter, John M. Sebastian, Nathan E. Schultz, Eric M. Moore, Fuming B. Li, Andrew R. Fox, Michael R. Berrigan, Zackary J. Becker
  • Patent number: 10240269
    Abstract: Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a fused aromatic thiourea, a fused aromatic urea compound, or a combination thereof. The change-enhancing additive may also include a hindered amine light stabilizer compound. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: March 26, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Nathan E. Schultz, Fuming B. Li, John M. Sebastian
  • Publication number: 20190003112
    Abstract: Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a substituted benzotriazole phenolate salt or a combination of substituted benzotriazole phenolate salts. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.
    Type: Application
    Filed: June 30, 2016
    Publication date: January 3, 2019
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, John M. Sebastian
  • Publication number: 20180282519
    Abstract: Polymeric compositions include at least one polymer that is free of ester linkages and an additive that is a benzotriazole phenolate salt with substituents either ortho to the phenol hydroxide group and/or para to the phenol hydroxide group. The substituted benzotriazole phenolate salts can be prepared from substituted benzotriazole phenols. The ortho substituent group can be a simple hydrocarbon, alkoxy, or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenolate to another benzotriazole phenolate group.
    Type: Application
    Filed: June 30, 2016
    Publication date: October 4, 2018
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, Mark McCormick
  • Publication number: 20180195000
    Abstract: A class of antioxidant compositions include benzotriazole phenolate salts with substituents either ortho to the phenol hydroxide group and/or para to the phenol hydroxide group can be prepared from substituted benzotriazole phenols. The ortho substituent group can be a simple hydrocarbon, alkoxy or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenolate to another benzotriazole phenolate group.
    Type: Application
    Filed: June 30, 2016
    Publication date: July 12, 2018
    Inventors: Nathan E. Schultz, Fuming B. Li, Kelly A. Volp, Mark McCormick
  • Publication number: 20180186728
    Abstract: Presently describes are hydrazide (e.g. dihydrazide) compounds suitable for use as a nucleating agent for a polylactic acid (“PLA”) polymer. Also described are articles such as a film or fiber comprising the semicrystalline polylactic acid polymer and a nucleating agent.
    Type: Application
    Filed: June 14, 2016
    Publication date: July 5, 2018
    Inventors: Nathan E. Schultz, Liming Song, Fuming B. Li
  • Publication number: 20180186757
    Abstract: Benzotriazole phenols with substituents either ortho to the phenol hydroxyl group and/or para to the phenol hydroxyl group can be prepared from the unsubstituted benzotriazole phenol by coupling reactions. The ortho substituent group can be a simple alkoxy or amino group, or the ortho substituent group can be a linking group, linking the benzotriazole phenol to another benzotriazole phenol group.
    Type: Application
    Filed: June 30, 2016
    Publication date: July 5, 2018
    Inventors: Kelly A. Volp, Nathan E. Schultz, Fuming B. Li
  • Patent number: 9926469
    Abstract: Described herein is an adhesive composition comprising: (a) a (meth)acryloyl polymer; and (b) greater than 1 parts of a tackifier per 100 parts of the (meth)acryloyl polymer, wherein the tackifier comprises a substituted oligomeric quinoline.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: March 27, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Kimberly C. M. Schultz, Nathan E. Schultz
  • Patent number: 9815068
    Abstract: Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is a divalent metal-containing substituted-mercaptobenzimidazolate salt. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 14, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Nathan E. Schultz, Fuming B. Li, John M. Sebastian
  • Patent number: 9815067
    Abstract: Electret webs include a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additive is an arylamino-substituted benzoic acid or an arylamino-substituted benzoic acid salt. The electret webs may be a non-woven fibrous web or a film. The electret webs are suitable for use as filter media.
    Type: Grant
    Filed: April 15, 2014
    Date of Patent: November 14, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Nathan E. Schultz, Fuming B. Li, John M. Sebastian