Patents by Inventor Johan DEFOER

Johan DEFOER 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: 12146047
    Abstract: A propylene copolymer composition is provided, wherein the composition includes from 50.0 to 90.0 wt %, based on the total amount of the propylene copolymer composition, of a heterophasic propylene copolymer having a matrix phase and an elastomeric phase dispersed in said matrix phase, wherein the matrix phase is a propylene random copolymer. The composition also includes from 5.0 to 25.0 wt %, based on the total amount of the propylene copolymer composition, of a propylene based plastomer from 5.0 to 25.0 wt %, based on the total amount of the propylene copolymer composition, of an ethylene based plastomer. An article comprising said propylene copolymer composition and the use of said propylene copolymer composition in a single ply roofing membrane is also provided.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: November 19, 2024
    Assignee: Borealis AG
    Inventors: Johan DeFoer, Marc Knaepen
  • Publication number: 20240309184
    Abstract: The invention provides a flame retardant polyolefin composition comprising a) an ethylene based plastomer with a density in the range of 0.850 to 0.915 g/cm3 and an MFR2 in the range 0.5-30 g/10 min; b) a propylene based plastomer with a density in the range of 0.860 to 0.910 g/cm3 and an MFR2 in the range 0.01-30 g/10 min; and c) a flame retardant.
    Type: Application
    Filed: March 25, 2024
    Publication date: September 19, 2024
    Inventors: Bhawna KULSHRESHTHA, Johan DEFOER
  • Publication number: 20240287735
    Abstract: The present invention relates to a polymer composition suitable for coating a polyolefin fabric substrate comprising the following components: A) 5 to 35 wt.-% based on the overall weight of the polymer composition of a recycled polyolefin fabric substrate; wherein said fabric substrate is coated with a polyolefin composition comprising the following components: a1) an ethylene based plastomer with a density determined according to ISO 1183-1 in the range of 0.857 to 0.915 g/cm3 and a MFR2 (190° C. 2.16 kg) determined according to ISO 1133 in the range of 0.5 to 30 g/10 min; and a2) a propylene based plastomer with a density determined according to ISO 1183-1 in the range of 0.850 to 0.910 g/cm3 and a MFR2 (230° C. 2.16 kg) determined according to ISO 1133 in the range of 0.01 to 30 g/10 min; B) 65 to 95 wt.
    Type: Application
    Filed: October 15, 2020
    Publication date: August 29, 2024
    Inventors: Tuan Anh TRAN, Mirela Tury PASTORINI, Johan DEFOER
  • Patent number: 11976186
    Abstract: The invention provides a flame retardant polyolefin composition comprising a) an ethylene based plastomer with a density in the range of 0.850 to 0.915 g/cm3 and an MFR2 in the range 0.5-30 g/10 min; b) a propylene based plastomer with a density in the range of 0.860 to 0.910 g/cm3 and an MFR2 in the range 0.01-30 g/10 min; and c) a flame retardant.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: May 7, 2024
    Assignee: BOREALIS AG
    Inventors: Bhawna Kulshreshtha, Johan Defoer
  • Publication number: 20240026134
    Abstract: The present invention relates to a polymer composition comprising the following components: A) 5 to 35 wt.-% based on the overall weight of the polymer composition of a recycled polyolefin fabric substrate; wherein said fabric substrate is coated with a polyolefin composition comprising the following components: a1) an ethylene based plastomer with a density determined according to ISO 1183-1 in the range of 0.857 to 0.915 g/cm3 and a MFR2 (190° C., 2.16 kg) determined according to ISO 1133 in the range of 0.5 to 30 g/10 min; and a2) a propylene based plastomer with a density determined according to ISO 1183-1 in the range of 0.850 to 0.910 g/cm3 and a MFR2 (230° C., 2.16 kg) determined according to ISO 1133 in the range of 0.01 to 30 g/10 min; B) 65 to 95 wt.
    Type: Application
    Filed: October 15, 2020
    Publication date: January 25, 2024
    Inventors: Tuan Anh TRAN, Mirela Tury PASTORINI, Johan DEFOER
  • Publication number: 20230303886
    Abstract: The invention provides a flame retardant material comprising a substrate, an optionally corona-treated coating on the substrate, the coating comprising a polyolefin composition comprising a) an ethylene based plastomer with a density in the range of 0.857 to 0.915 g/cm3 and an MFR2 in the range 0.5-30 g/10 min; b) a propylene based plastomer with a density in the range of 0.860 to 0.910 g/cm3 and an MFR2 in the range 0.01-30 g/10 min; and c) a flame retardant, a primer layer on top of the coating and a lacquer topcoat.
    Type: Application
    Filed: December 18, 2020
    Publication date: September 28, 2023
    Inventors: Mirela Tury PASTORINI, Johan DEFOER, Carl-Gustaf EK, Gavin LEWIS
  • Publication number: 20230295354
    Abstract: The present inventions concerns a copolymer of ethylene and an C3 to C8 alpha-olefin, wherein the copolymer has a density of 890 to 915 kg/m3 measured according to ISO 1183 and a MFR2 of 0.5 to 8.0 g/10 min measured according to ISO 1133, wherein the alpha-olefin is present in the copolymer in an amount of 10 to 20 wt. %, wherein the copolymer has a melt point Tm between 100 and 120° C. measured according to ISO 11357-3 and a Vicat softening temperature Tvicat of 80 to 96° C.
    Type: Application
    Filed: September 27, 2021
    Publication date: September 21, 2023
    Inventors: Noureddine Ajellal, Mohammad Al-haj Ali, Jari-Jussi Ruskeeniemi, Henry Sleijster, Edwin M.F.J. Verdurmen, Johan Defoer
  • Publication number: 20230287158
    Abstract: The present inventions concerns a copolymer of ethylene and an C3 to C8 alpha-olefin, wherein the copolymer has a density of 870 to 890 kg/m3 measured according to ISO 1183, a MFR2 of 0.5 to 8.0 g/10 min measured according to ISO 1133, wherein the alpha-olefin is present in the copolymer in an amount of 20 to 35 wt.-%, wherein the copolymer has a first melting temperature Tm1 measured according to ISO 11357-3, characterized in that the first melt point Tm1 is between 90 and 115° C.
    Type: Application
    Filed: September 27, 2021
    Publication date: September 14, 2023
    Inventors: Noureddine Ajellal, Mohammad Al-Haj Ali, Henry Sleijster, Edwin M.F.J. Verdurmen, Johan Defoer, Jari-Jussi Ruskeeniemi
  • Publication number: 20230279204
    Abstract: Upgraded polypropylene—polyethylene blend including random polypropylene copolymer and ethylene based plastomer.
    Type: Application
    Filed: July 29, 2021
    Publication date: September 7, 2023
    Inventors: Johan Defoer, Noureddine Ajellal, Susanne Kahlen
  • Publication number: 20230082689
    Abstract: Laminated film structure comprising at least one first film having a thin ceramic or metal coating, being laminated to a second film and whereby the laminated film structure is based on polyethylene only, i.e.
    Type: Application
    Filed: November 15, 2022
    Publication date: March 16, 2023
    Inventors: Peter Niedersüss, Nina Ackermans, Paulo Cavacas, Willem De Wever, Johan Defoer
  • Patent number: 11535012
    Abstract: Laminated film structure including at least one first film having a thin ceramic or metal coating, being laminated to a second film and whereby the laminated film structure is based on polyethylene only, i.e. polymers other than polyethylene are substantially absent and whereby the laminated film structure has good barrier properties.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: December 27, 2022
    Assignee: Borealis AG
    Inventors: Peter Niedersüss, Nina Ackermans, Paulo Cavacas, Willem De Wever, Johan Defoer
  • Publication number: 20220251358
    Abstract: The present invention relates to a propylene copolymer composition comprising (A) from 50.0 to 95.0 wt %, based on the total amount of the propylene copolymer composition, of a heterophasic propylene copolymer having a matrix phase and an elastomeric phase dispersed in said matrix phase, wherein the matrix phase is a propylene random copolymer, the heterophasic propylene copolymer further having a melt flow rate MFR2 of 0.2 to 12.0 g/10 min, determined according to ISO 1133 at a temperature of 230° C. and a load of 2.16 kg, and a xylene cold solubles (XCS) fraction in the range of from 20.0 to 50.0 wt % based on the total amount of the heterophasic propylene copolymer (A), determined according to ISO 16152 at a temperature of 25° C., and (B) from 5.0 to 25.
    Type: Application
    Filed: June 15, 2020
    Publication date: August 11, 2022
    Inventors: Johan Defoer, Marc Knaepen
  • Publication number: 20220251357
    Abstract: A propylene copolymer composition is provided, wherein the composition includes from 50.0 to 90.0 wt %, based on the total amount of the propylene copolymer composition, of a heterophasic propylene copolymer having a matrix phase and an elastomeric phase dispersed in said matrix phase, wherein the matrix phase is a propylene random copolymer. The composition also includes from 5.0 to 25.0 wt %, based on the total amount of the propylene copolymer composition, of a propylene based plastomer from 5.0 to 25.0 wt %, based on the total amount of the propylene copolymer composition, of an ethylene based plastomer. An article comprising said propylene copolymer composition and the use of said propylene copolymer composition in a single ply roofing membrane is also provided.
    Type: Application
    Filed: June 15, 2020
    Publication date: August 11, 2022
    Inventors: Johan DeFoer, Marc Knaepen
  • Publication number: 20210363319
    Abstract: The present invention is directed to a foamable polyolefin composition which is crosslinkable by silane groups, to a crosslinked foam obtained from such a foamable polyolefin composition, and to a process for producing a crosslinked foam based on the foamable polyolefin composition. The foamable polyolefin composition comprises a polyethylene bearing hydrolysable silane groups and comonomer units comprising a polar group selected from the group consisting of acrylic acid, methacrylic acid, acrylates, methacrylates, vinyl esters, and mixtures thereof, a silanol condensation catalyst, a physical blowing agent, and a cell nucleating agent.
    Type: Application
    Filed: November 5, 2019
    Publication date: November 25, 2021
    Inventors: Tanja Piel, Antti Tynys, Stefan Hellström, Jeroen Oderkerk, Oscar Prieto, Jari-Jussi Ruskeeniemi, Daniela Mileva, Johan Defoer
  • Publication number: 20210253873
    Abstract: The invention provides aflame retardant composition comprising and ammonium polyphosphate a silane functionalised ethylene copolymer.
    Type: Application
    Filed: June 14, 2019
    Publication date: August 19, 2021
    Inventor: Johan DEFOER
  • Publication number: 20210163723
    Abstract: The invention provides a flame retardant polyolefin composition comprising a) an ethylene based plastomer with a density in the range of 0.850 to 0.915 g/cm3 and an MFR2 in the range 0.5-30 g/10 min; b) a propylene based plastomer with a density in the range of 0.860 to 0.910 g/cm3 and an MFR2 in the range 0.01-30 g/10 min; and c) a flame retardant.
    Type: Application
    Filed: June 14, 2019
    Publication date: June 3, 2021
    Inventors: Bhawna KULSHRESHTHA, Johan DEFOER
  • Patent number: 10385197
    Abstract: The present invention relates to a polymer blend and the film of the polymer blend or the film layers of the polymer blend as a surface layer or coating. More particularly, the invention relates to a polymer blend which may be extruded as such or extruded onto one or both sides of packaging film to give a sealing surface(s) which exhibits surprisingly heat sealability suitable for form-fill-and-seal-packaging. The present invention also relates the use of ethylene based plastomer to reduce sealability of films comprising polypropylene.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: August 20, 2019
    Assignee: BOREALIS AG
    Inventors: Johan Defoer, Willem De Wever, Sara Croonen
  • Patent number: 10385196
    Abstract: The patent application discloses a polypropylene-plastomer-blend comprising ethylene-based plastomer, which—after conversion into final articles and exposing to surface modification like corona treatment, shows improved dyne retention behavior and improved dyne retention ratio over time. Further disclosed are final articles and a process how to provide compositions and final articles having improved dyne retention behavior.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: August 20, 2019
    Assignee: BOREALIS AG
    Inventors: Johan Defoer, Willem De Wever, Sara Croonen
  • Patent number: 10363719
    Abstract: Multilayer cast film, which is oriented in machine direction and comprises at least one outer layer, one core layer and one sealing layer, as well as its use in retort stand up pouches.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: July 30, 2019
    Assignee: Borealis AG
    Inventors: Peter Niedersüss, Johan Defoer
  • Publication number: 20180370202
    Abstract: Laminated film structure comprising at least one first film having a thin ceramic or metal coating, being laminated to a second film and whereby the laminated film structure is based on polyethylene only, i.e.
    Type: Application
    Filed: December 13, 2016
    Publication date: December 27, 2018
    Inventors: Peter Niedersüss, Nina Ackermans, Paulo Cavacas, Willem De Wever, Johan Defoer