Patents by Inventor Fredrik Nederberg

Fredrik Nederberg 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).

  • Publication number: 20230235486
    Abstract: Disclosed herein are polyesters and fibers made therefrom. The fiber comprises a polymer, poly(trimethylene furandicarboxylate) (PTF), and PTF based copolymers.
    Type: Application
    Filed: March 31, 2023
    Publication date: July 27, 2023
    Inventors: Fredrik NEDERBERG, Bhuma RAJAGOPALAN
  • Publication number: 20220275538
    Abstract: Disclosed herein are polyesters and fibers made therefrom. The fiber comprises a polymer, poly(trimethylene furandicarboxylate) (PTF), and PTF based copolymers.
    Type: Application
    Filed: May 6, 2022
    Publication date: September 1, 2022
    Inventors: FREDRIK NEDERBERG, BHUMA RAJAGOPALAN
  • Publication number: 20220111618
    Abstract: Disclosed herein are compositions comprising furan-based polyamides and blend of furan-based polyamides with other polyamides. Also disclosed herein are multilayer structures comprising the furan-based polyamides and articles comprising the multilayer structures.
    Type: Application
    Filed: December 21, 2021
    Publication date: April 14, 2022
    Inventors: ANDREW JAY DUNCAN, KEN-HSUAN LIAO, ANDREW J D MAGENAU, FREDRIK NEDERBERG, JOSE MARIA TORRADAS
  • Publication number: 20210309795
    Abstract: Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent poly(ethylene terephthalate) (PET).
    Type: Application
    Filed: June 18, 2021
    Publication date: October 7, 2021
    Inventors: FREDRIK NEDERBERG, BHUMA RAJAGOPALAN, JULIUS URADNISHECK
  • Publication number: 20200247953
    Abstract: Disclosed herein are compositions comprising furan-based polyamides and blend of furan-based polyamides with other polyamides. Also disclosed herein are multilayer structures comprising the furan-based polyamides and articles comprising the multilayer structures.
    Type: Application
    Filed: April 21, 2020
    Publication date: August 6, 2020
    Inventors: ANDREW JAY DUNCAN, KEN-HSUAN LIAO, ANDREW J.D. MAGENAU, FREDRIK NEDERBERG, JOSE MARIA TORRADAS
  • Publication number: 20190248954
    Abstract: Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent poly(ethylene terephthalate) (PET).
    Type: Application
    Filed: April 26, 2019
    Publication date: August 15, 2019
    Inventors: FREDRIK NEDERBERG, BHUMA RAJAGOPALAN, JULIUS URADNISHECK
  • Publication number: 20190249338
    Abstract: Disclosed herein are polyesters and fibers made therefrom. The fiber comprises a polymer, poly(trimethylene furandicarboxylate) (PTF), and PTF based copolymers.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 15, 2019
    Inventors: Fredrik Nederberg, Bhuma Rajagopalan
  • Patent number: 10150862
    Abstract: Transesterified-blend compositions comprising transesterified furan-based polyester and transesterified terephthalate-based polyester disclosed herein and articles made therefrom.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: December 11, 2018
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Yefim Brun, Alicia Maria Castagna, Ken-Hsuan Liao, Fredrik Nederberg, Elizabeth Forrester McCord, Christopher John Rasmussen
  • Patent number: 10087305
    Abstract: Disclosed herein are compositions and articles made therefrom, the compositions comprising poly(trimethylene-2,5-furandicarboxylate) and one or more of a plasticizer, a neutralized carboxylic acid salt or trisodium phosphate as a nucleating agent, and a copolyester derived from furandicarboxylic acid, 1,3 propanediol and at least one poly(alkylene ether) glycol (PAEG), the copolyester comprising a Furan-PAEG soft segment and a PTF hard segment.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: October 2, 2018
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Gordon Mark Cohen, Fredrik Nederberg, Bhuma Rajagopalan
  • Publication number: 20170058119
    Abstract: Transesterified-blend compositions comprising transesterified furan-based polyester and transesterified terephthalate-based polyester disclosed herein and articles made therefrom.
    Type: Application
    Filed: May 1, 2015
    Publication date: March 2, 2017
    Inventors: Yefim Brun, Alicia Maria Castagna, Ken-Hsuan Liao, Fredrik Nederberg, Elizabeth Forrester McCord, Christopher John Rasmussen
  • Publication number: 20160312001
    Abstract: Disclosed herein are compositions and articles made therefrom, the compositions comprising poly(trimethylene-2,5-furandicarboxylate) and one or more of a plasticizer, a neutralized carboxylic acid salt or trisodium phosphate as a nucleating agent, and a copolyester derived from furandicarboxylic acid, 1,3 propanediol and at least one poly(alkylene ether) glycol (PAEG), the copolyester comprising a Furan-PAEG soft segment and a PTF hard segment.
    Type: Application
    Filed: December 18, 2014
    Publication date: October 27, 2016
    Inventors: Gordon Mark Cohen, Fredrik Nederberg, Bhuma Rajagopalan
  • Publication number: 20160237206
    Abstract: Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent poly(ethylene terephthalate) (PET).
    Type: Application
    Filed: April 27, 2016
    Publication date: August 18, 2016
    Inventors: FREDRIK NEDERBERG, BHUMA RAJAGOPALAN, JULIUS URADNISHECK
  • Publication number: 20150158973
    Abstract: Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent polyethylene terephthalate) (PET).
    Type: Application
    Filed: March 30, 2013
    Publication date: June 11, 2015
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Fredrik Nederberg, Bhuma Rajagopalan, Julius Uradnisheck
  • Patent number: 9017788
    Abstract: Carpets are prepared from yarns comprising fibers comprising a fluorinated polyester blend prepared by melt blending a fluorovinyl ether functionalized polyester with a non-fluorinated polyester. The fluoroether functionalized polyester can be a homopolymer or a copolymer. The carpets exhibit durable soil, oil, and water repellency.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: April 28, 2015
    Assignee: E I du Pont de Nemours and Company
    Inventors: Neville Everton Drysdale, Fredrik Nederberg
  • Publication number: 20150111450
    Abstract: Disclosed herein are polyesters and fibers made therefrom. The fiber comprises a polymer, poly(trimethylene furandicarboxylate) (PTF), and PTF based copolymers.
    Type: Application
    Filed: March 30, 2013
    Publication date: April 23, 2015
    Inventors: Fredrik Nederberg, Bhuma Rajagopalan
  • Publication number: 20150044927
    Abstract: Disclosed herein are compositions and article made therefrom and processes of making them. The composition comprises a polymer, the polymer comprising a repeat unit of formula shown below: wherein the polymer is derived from an aromatic diamine comprising m-phenylene diamine, and an aromatic diacid or a derivative thereof comprising furan dicarboxylic acid or derivative thereof.
    Type: Application
    Filed: March 29, 2013
    Publication date: February 12, 2015
    Applicant: E I Du Pont DE Nemours and Company
    Inventors: Justin W. Chan, Fredrik Nederberg, Bhuma Rajagopalan, Sharlene Renee Williams, Michael W. Cobb
  • Publication number: 20150001213
    Abstract: Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent poly(ethylene terephthalate) (PET).
    Type: Application
    Filed: September 17, 2014
    Publication date: January 1, 2015
    Inventors: FREDRIK NEDERBERG, BHUMA RAJAGOPALAN, JULIUS URADNISHECK
  • Patent number: 8889256
    Abstract: Woven, knit, and non-woven fabrics, and garments and other textile goods fabricated therefrom, are prepared from yarns comprising fibers comprising a fluorinated polyester blend prepared by melt blending a fluorovinyl ether functionalized polyester with a non-fluorinated polyester. The fluoroether functionalized polyester can be a homopolymer or a copolymer. The goods so produced exhibit durable soil, oil, and water repellency.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: November 18, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Neville Everton Drysdale, Dennis Gerard Madeleine, Fredrik Nederberg
  • Patent number: 8791212
    Abstract: Disclosed are block copolyesters comprising blocks of fluoroether functionalized aromatic polyester and blocks of unmodified aromatic polyester, the block copolyesters having a blockiness index, B, in the range of 0.25 to 1.0. The block copolymers incorporated into blends with unmodified aromatic polyester impart oil and soil resistance to shaped articles prepared from the blends.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: July 29, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Neville Everton Drysdale, Elizabeth Forrester McCord, Fredrik Nederberg
  • Publication number: 20140205786
    Abstract: Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent polyethylene terephthalate) (PET).
    Type: Application
    Filed: March 30, 2013
    Publication date: July 24, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Fredrik Nederberg, Bhuma Rajagopalan, Julius Uradnisheck