Patents by Inventor Claudia Kniesel

Claudia Kniesel 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: 20200347216
    Abstract: The invention is directed at a polypropylene composition comprising a heterophasic propylene copolymer, a plastomer and an inorganic filler. Furthermore, the invention directed at an article comprising the polypropylene composition and the use of the polypropylene composition to improve the adhesion performance of an article.
    Type: Application
    Filed: November 6, 2018
    Publication date: November 5, 2020
    Applicant: BOREALIS AG
    Inventors: Claudia KNIESEL, Thomas LUMMERSTORFER, Anton SAGEDER, Michael OTTE, Andreas JAHN, Angelica Maëlle Delphine LEGRAS
  • Patent number: 10781303
    Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: September 22, 2020
    Assignee: BOREALIS AG
    Inventors: Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Markus Gahleitner, Friedrich Berger
  • Patent number: 10781304
    Abstract: Polypropylene composition comprising (A) 60 to 95 wt % of a heterophasic polypropylene (HECO) comprising 10 to 30 wt % of dispersed phase with the dispersed phase having a comonomer content of 30 to 45 wt % and the HECO having a melt flow rate MFRPP in the range of 12 to 200 g/10 min and being prepared in the presence of a Ziegler Natta catalyst (ZN-C), (B) 0 to 15 wt % of one or more elastomers, (C) 5 to 20 wt % of at least one filler wherein the polypropylene composition fulfils inequation (1) fogging?0.02 MFRComp+0.3. The composition allows for a well-balanced combination of a good impact/stiffness balance, a good scratch resistance, low VOC and FOG emissions and remarkable good fogging values.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: September 22, 2020
    Assignee: BOREALIS AG
    Inventors: Jingbo Wang, Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Friedrich Berger
  • Patent number: 10759931
    Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: September 1, 2020
    Assignee: BOREALIS AG
    Inventors: Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Markus Gahleitner, Friedrich Berger
  • Publication number: 20200263015
    Abstract: The invention is directed at a polypropylene composition comprising a heterophasic propylene copolymer, a plastomer and an inorganic filler. Furthermore, the invention is directed at an article comprising the polypropylene composition and the use of the polypropylene composition to improve the adhesion performance.
    Type: Application
    Filed: October 29, 2018
    Publication date: August 20, 2020
    Applicant: BOREALIS AG
    Inventors: Claudia KNIESEL, Klaus LEDERER, Georg GRESTENBERGER, Erich SEITL, Andreas JAHN, Angelica Maëlle Delphine LEGRAS
  • Patent number: 10745548
    Abstract: The invention relates to a polypropylene composition (C) comprising: (i) 62 to 85 wt.-%, based on the total weight of the polypropylene composition (C), of a heterophasic propylene copolymer (HECO1) with a melt flow rate MFR2 (230° C.) measured according to ISO 1133 in the range of 6.0 to 50.0 g/10 min; (ii) 10 to 30 wt.-%, based on the total weight of the polypropylene composition (C), of a heterophasic propylene copolymer (HECO2) with a melt flow rate MFR2 (230° C.) measured according to ISO 1133 in the range of 0.1 to 5.5 g/10 min; (iii) 5 to 30 wt.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: August 18, 2020
    Assignee: BOREALIS AG
    Inventors: Claudia Kniesel, Pavel Shutov, Susanne Kahlen, Daniela Mileva, Floran Prades
  • Publication number: 20200181378
    Abstract: The present invention is directed to a polypropylene composition (C) comprising a polypropylene matrix, a dispersed phase comprising two different elastomeric ethylene copolymers and an inorganic filler. The present invention is further directed to an article comprising said polypropylene composition (C).
    Type: Application
    Filed: June 26, 2018
    Publication date: June 11, 2020
    Inventors: Thomas Lummerstorfer, Claudia Kniesel, Georg Grestenberger
  • Publication number: 20190382570
    Abstract: The present invention is directed to the use of a polypropylene composition comprising at least one heterophasic polypropylene and a filler for the production of at least partially painted articles which show both a good paintability and a good surface appearance; and the painted articles produced therefrom. Further the invention is directed to a polypropylene composition showing improved surface appearance and paintability.
    Type: Application
    Filed: January 30, 2018
    Publication date: December 19, 2019
    Inventors: Susanne Kahlen, Claudia Kniesel, Thomas Lummerstorfer, Daniela Mileva, Milorad Bogdanovic
  • Publication number: 20190315956
    Abstract: The invention relates to a polypropylene composition (C) comprising: (i) 62 to 85 wt.-%, based on the total weight of the polypropylene composition (C), of a heterophasic propylene copolymer (HECO1) with a melt flow rate MFR2 (230° C.) measured according to ISO 1133 in the range of 6.0 to 50.0 g/10 min; (ii) 10 to 30 wt.-%, based on the total weight of the polypropylene composition (C), of a heterophasic propylene copolymer (HECO2) with a melt flow rate MFR2 (230° C.) measured according to ISO 1133 in the range of 0.1 to 5.5 g/10 min; (iii) 5 to 30 wt.
    Type: Application
    Filed: December 14, 2017
    Publication date: October 17, 2019
    Inventors: Claudia Kniesel, Pavel Shutov, Susanne Kahlen, Daniela Mileva, Floran Prades
  • Publication number: 20190315952
    Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.
    Type: Application
    Filed: March 1, 2017
    Publication date: October 17, 2019
    Inventors: Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Markus Gahleitner, Friedrich Berger
  • Publication number: 20190300686
    Abstract: Polypropylene composition comprising (A) 60 to 95 wt % of a heterophasic polypropylene (HECO) comprising 10 to 30 wt % of dispersed phase with the dispersed phase having a comonomer content of 30 to 45 wt % and the HECO having a melt flow rate MFRPP in the range of 12 to 200 g/10 min and being prepared in the presence of a Ziegler Natta catalyst (ZN-C), (B) 0 to 15 wt % of one or more elastomers, (C) 5 to 20 wt % of at least one filler wherein the polypropylene composition fulfils inequation (1) fogging?0.02 MFRComp+0.3. The composition allows for a well-balanced combination of a good impact/stiffness balance, a good scratch resistance, low VOC and FOG emissions and remarkable good fogging values.
    Type: Application
    Filed: June 20, 2017
    Publication date: October 3, 2019
    Inventors: Jingbo Wang, Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Friedrich Berger
  • Publication number: 20190284379
    Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.
    Type: Application
    Filed: March 1, 2017
    Publication date: September 19, 2019
    Inventors: Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Markus Gahleitner, Friedrich Berger
  • Patent number: 10392492
    Abstract: The present invention is directed to a polypropylene composition (C), an article comprising the polypropylene composition (C) and the use of the polypropylene composition (C) to reduce paintability failure of a molded article. The polypropylene composition (C) comprises (a) 40.0 to 80.0 wt. %, based on the total weight of the composition, of a propylene copolymer (R-PP) having: (a1) a comonomer content in the range of 1.5 to 8.0 wt. %, and (a2) a melt flow rate MFR2 (230 ° C.) measured according to ISO 1133 in the range of 5.0 to 100.0 g/10 min, and (b) 20.0 to 40.0 wt. %, based on the total weight of the composition, of a mineral filler (F) being selected from the group consisting of talcum, wollastonite, kaolin, and mica, wherein the polypropylene composition (C) has a melt flow rate MFR2 (230 ° C.) measured according to ISO 1133 in the range of 5.0 to 45.0 g/10 min.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: August 27, 2019
    Assignee: BOREALIS AG
    Inventors: Dietrich Gloger, Claudia Kniesel, Georg Grestenberger, Daniela Mileva
  • Patent number: 10358546
    Abstract: Polymer composition comprising at least one polypropylene homopolymer and/or random copolymer, up to 15 wt % of at least one polyethylene, optionally at least one elastomer in an amount of 8 to 40 wt % and optionally fillers and/or additives in an amount of up to 45 wt % based on the total weight of the final polymer composition with the at least one polyethylene having a density of higher than 940 kg/m3, a content of hexane hot extractables of below 0.80 wt % preferably below 0.60 wt %, most preferably below 0.40 wt % and a copolymer/homopolymer (COHO) ratio measured by Temperature Rising Elution Fraction (TREF) up to 6%.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: July 23, 2019
    Assignee: Borealis AG
    Inventors: Jingbo Wang, Claudia Kniesel, Petar Doshev, Floran Prades
  • Publication number: 20190077946
    Abstract: Polymer composition comprising at least one polypropylene homopolymer and/or random copolymer, up to 15 wt % of at least one polyethylene, optionally at least one elastomer in an amount of 8 to 40 wt % and optionally fillers and/or additives in an amount of up to 45 wt % based on the total weight of the fmal polymer composition with the at least one polyethylene having a density of higher than 940 kg/m3, a content of hexane hot extractables of below 0.80 wt % preferably below 0.60 wt %, most preferably below 0.40 wt % and a copolymer/homopolymer (COHO) ratio measured by Temperature Rising Elution Fraction (TREF) up to 6%.
    Type: Application
    Filed: July 27, 2016
    Publication date: March 14, 2019
    Inventors: Jingbo Wang, Claudia Kniesel, Petar Doshev, Floran Prades
  • Patent number: 10208182
    Abstract: The present invention is directed to a polypropylene composition (C), an article comprising the polypropylene composition (C) and the use of the polypropylene composition (C) to reduce paintability failure of a molded article. The polypropylene composition (C) comprises (a) 40.0 to 80.0 wt. %, based on the total weight of the composition, of a propylene copolymer (R-PP) having: (a1) a comonomer content in the range of 1.5 to 8.0 wt. %, and (a2) a melt flow rate MFR2 (230 ° C.) measured according to ISO 1133 in the range of 5.0 to 100.0 g/10 min, and (b) 20.0 to 40.0 wt. %, based on the total weight of the composition, of a mineral filler (F) being selected from the group consisting of talcum, wollastonite, kaolin, and mica, wherein the polypropylene composition (C) has a melt flow rate MFR2 (230 ° C.) measured according to ISO 1133 in the range of 5.0 to 45.0 g/10 min.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: February 19, 2019
    Assignee: BOREALIS AG
    Inventors: Dietrich Gloger, Claudia Kniesel, Georg Grestenberger, Daniela Mileva
  • Patent number: 9920195
    Abstract: Composition comprising a polypropylene matrix (M-PP), at least one elastomeric copolymer (EP), a high density polyethylene (HDPE) being bimodal or multimodal, and a filler (F).
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: March 20, 2018
    Assignee: Borealis AG
    Inventors: Klaus Bernreitner, Claudia Kniesel, Robert Gubo, Klaus Maureder
  • Patent number: 9783666
    Abstract: The present invention is directed to a polypropylene composition, an article comprising the polypropylene composition as well as the use of the polypropylene composition to enhance paint adhesion of a molded article.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: October 10, 2017
    Assignee: Borealis AG
    Inventors: Georg Grestenberger, Claudia Kniesel, Daniela Mileva, Dietrich Gloger
  • Patent number: 9701825
    Abstract: The present invention is directed to a polypropylene composition (C), an article comprising the polypropylene composition (C) as well as the use of the polypropylene composition (C) to reduce paintability failure of a molded article.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: July 11, 2017
    Assignee: Borealis AG
    Inventors: Georg Grestenberger, Claudia Kniesel, Daniela Mileva, Dietrich Gloger
  • Publication number: 20170051125
    Abstract: The present invention is directed to a polypropylene composition (C), an article comprising the polypropylene composition (C) as well as the use of the polypropylene composition (C) to reduce paintability failure of a molded article.
    Type: Application
    Filed: December 4, 2014
    Publication date: February 23, 2017
    Inventors: Dietrich GLOGER, Claudia KNIESEL, Georg GRESTENBERGER, Daniela MILEVA