Patents by Inventor Juha Paavilainen

Juha Paavilainen 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: 9512253
    Abstract: The present invention relates to a polypropylene composition comprising comonomer units derived from ethylene in an amount of from 0.5 wt % to 25 wt %, and from at least one C5-12 alpha-olefin in an amount of from 1.0 mol % to 3.0 mol %, wherein the polypropylene composition has an amount of xylene solubles XS of at least 20 wt %, and the xylene solubles have an amount of ethylene-derived comonomer units of from 4 wt % to 50 wt %.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: December 6, 2016
    Assignee: Borealis AG
    Inventors: Kristin Reichelt, Juha Paavilainen, Matthew Parkinson
  • Patent number: 9243137
    Abstract: Propylene copolymer composition comprising a propylene copolymer (A) having a comonomer content in the range of equal or more than 0.5 to equal or below 2.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and a propylene copolymer (B) having a comonomer content in the range of equal or more than 4.0 to equal or below 10.0 wt.-%, the comonomers are C5 to C12 ?-olefins, wherein further the propylene copolymer composition has a comonomer content in the range of equal or more than 3.5 to equal or below 7.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and the weight ratio of the propylene copolymer (A) to the propylene copolymer (B) is in the range of 20/80 to below 55/45.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: January 26, 2016
    Assignee: Borealis AG
    Inventors: Kristin Reichelt, Luigi Resconi, Juha Paavilainen
  • Publication number: 20150018492
    Abstract: The present invention relates to a polypropylene composition comprising comonomer units derived from ethylene in an amount of from 0.5 wt % to 25 wt %, and from at least one C5-12 alpha-olefin in an amount of from 1.0 mol % to 3.0 mol %, wherein the polypropylene composition has an amount of xylene solubles XS of at least 20 wt %, and the xylene solubles have an amount of ethylene-derived comonomer units of from 4 wt % to 50 wt %.
    Type: Application
    Filed: February 26, 2013
    Publication date: January 15, 2015
    Inventors: Kristin Reichelt, Juha Paavilainen, Matthew Parkinson
  • Patent number: 8889792
    Abstract: Propylene copolymer composition (P) comprising (a) a propylene copolymer (A) having a comonomer content of at least 1.0 wt.-%, the comomers are C5 to C12 a-olefins, and (b) a propylene copolymer (B) having a comonomer content of 4.0 to 20.0 wt.-%, the comomers are C5 to C12 a-olefins, wherein further (i) the comonomer content in the propylene copolymer (A) is lower compared to the comonomer content in the propylene copolymer (B), (ii) the propylene copolymer composition (P) has a comonomer content of 2.0 to 10.0 wt.-%, the comomers are C5 to C12 a-olefins, (iii) the weight ratio of the propylene copolymer (A) to the propylene copolymer (B) is the range of 30/70 to 80/20.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: November 18, 2014
    Assignee: Borealis AG
    Inventors: Juha Paavilainen, Petar Doshev, Kristin Reichelt
  • Patent number: 8779062
    Abstract: Propylene copolymer composition (P) comprising (a) at least 2.5 wt.-% of units derivable from C5 to C12 ?-olefins, (b) at least 20.0 wt-%. of a crystalline fraction having a lamella thickness of more than 5.70 nm, and (c) at least 10.0 wt-%. of a crystalline fraction having a lamella thickness of below than 3.0 nm, said crystalline fractions are determined by the stepwise isothermal segregation technique (SIST).
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: July 15, 2014
    Assignee: Borealis AG
    Inventors: Juha Paavilainen, Petar Doshev, Kristin Reichelt, Paull Leskinen, Hannu Miettinen
  • Publication number: 20140005324
    Abstract: Propylene copolymer composition comprising a propylene copolymer (A) having a comonomer content in the range of equal or more than 0.5 to equal or below 2.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and a propylene copolymer (B) having a comonomer content in the range of equal or more than 4.0 to equal or below 10.0 wt.-%, the comonomers are C5 to C12 ?-olefins, wherein further the propylene copolymer composition has a comonomer content in the range of equal or more than 3.5 to equal or below 7.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and the weight ratio of the propylene copolymer (A) to the propylene copolymer (B) is in the range of 20/80 to below 55/45.
    Type: Application
    Filed: February 7, 2012
    Publication date: January 2, 2014
    Inventors: Kristin Reichelt, Luigi Resconi, Juha Paavilainen
  • Publication number: 20130267667
    Abstract: Process for producing a propylene homopolymer, a propylene random copolymer or a heterophasic propylene polymer, which process comprises the steps of (a) prepolymerisation, (b) slurry phase polymerisation (c) gas phase polymerisation and optionally (d) one or two further gas phase polymerisation(s), whereby the process is performed in the presence of a catalyst system comprising (x) a Ziegler-Natta procatalyst and (y) an organometallic cocatalyst and (z) an external donor represented by formula (II) and/or (III) Si(OCH2CH3)3(NR1R2) (II) or R3nR4mSi(OR5)z (III) wherein R1 and R2 can be the same or different and represent a hydrocarbon group having 1 to 12 carbon atoms and R3 and R4 can be the same or different and represent a hydrocarbon group having 1 to 12 carbon atoms, R5 is methyl or ethyl, z is 2 or 3, preferably 2, m is 0 or 1, n is 0 or 1, with the proviso that n+m+z=4, the external donor being added in an amount of 3 to 30 wt %, based on the total amount of external donor added, to the prepolymerisatio
    Type: Application
    Filed: November 8, 2011
    Publication date: October 10, 2013
    Inventors: Juha Paavilainen, Pauli Leskinen, Sameli Hakola, Daniel Sandholzer, Christelle Grein
  • Publication number: 20130203931
    Abstract: Propylene copolymer composition (P) comprising (a) a propylene copolymer (A) having a comonomer content of at least 1.0 wt.-%, the comomers are C5 to C12 a-olefins, and (b) a propylene copolymer (B) having a comonomer content of 4.0 to 20.0 wt.-%, the comomers are C5 to C12 a-olefins, wherein further (i) the comonomer content in the propylene copolymer (A) is lower compared to the comonomer content in the propylene copolymer (B), (ii) the propylene copolymer composition (P) has a comonomer content of 2.0 to 10.0 wt.-%, the comomers are C5 to C12 a-olefins, (iii) the weight ratio of the propylene copolymer (A) to the propylene copolymer (B) is the range of 30/70 to 80/20.
    Type: Application
    Filed: April 18, 2011
    Publication date: August 8, 2013
    Applicant: BOREALIS AG
    Inventors: Juha Paavilainen, Petar Doshev, Kristin Reichelt
  • Publication number: 20130178573
    Abstract: Propylene copolymer composition (P) comprising (a) at least 2.5 wt.-% of units derivable from C5 to C12 ?-olefins, (b) at least 20.0 wt-%. of a crystalline fraction having a lamella thickness of more than 5.70 nm, and (c) at least 10.0 wt-%. of a crystalline fraction having a lamella thickness of below than 3.0 nm, said crystalline fractions are determined by the stepwise isothermal segregation technique (SIST).
    Type: Application
    Filed: April 18, 2011
    Publication date: July 11, 2013
    Applicant: BOREALIS AG
    Inventors: Juha Paavilainen, Petar Doshev, Kristin Reichelt, Pauli Leskinen, Hannu Miettinen