Patents by Inventor Joachim Fiebig
Joachim Fiebig 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).
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Patent number: 10414135Abstract: A multi-layer polymer film comprising a core layer and a sealing layer, said sealing layer comprises a propylene copolymer composition, said propylene copolymer composition has a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.Type: GrantFiled: January 18, 2018Date of Patent: September 17, 2019Assignee: BOREALIS AGInventors: Joachim Fiebig, Kristin Reichelt
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Patent number: 10239291Abstract: The present invention relates to a multi-layered polymer film, comprising a sealing layer and a base layer, wherein the sealing layer comprises a polypropylene (SL-PP), and wherein the sealing layer polypropylene SL-PP comprises 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 0.5 mol % to 4.0 mol %, and 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: GrantFiled: April 16, 2014Date of Patent: March 26, 2019Assignee: Borealis AGInventors: Joachim Fiebig, Kristin Reichelt
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Patent number: 10189979Abstract: The present invention is directed to a new polypropylene composition comprising a propylene homopolymer and a polymeric nucleating agent, to melt-blown fibers comprising the polypropylene composition, to a melt-blown web comprising the melt-blown fibers and/or the polypropylene composition, to an article comprising the melt-blown fibers and/or the melt-blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web and for improving the thermo-mechanical properties of a melt-blown web in machine direction (MD) and transverse direction (TD).Type: GrantFiled: July 6, 2015Date of Patent: January 29, 2019Assignee: BOREALIS AGInventors: Jingbo Wang, Wilhelmus Henricus Adolf Sars, Joachim Fiebig, Henk Van Paridon, Markus Gahleitner
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Patent number: 10087575Abstract: Coated nonwoven fabric comprising a nonwoven fabric layer and a coating, said coating comprises a polymer having a branching index g? of equal or below 0.9.Type: GrantFiled: May 23, 2011Date of Patent: October 2, 2018Assignee: BOREALIS AGInventors: Antti Tynys, Philippe Gilles, Joachim Fiebig, Henk Van Paridon, Bert Broeders, Wilhelmus Henricus Adolf Sars, Nina Ackermans
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Patent number: 10065398Abstract: A multi-layer biaxially oriented polymer film comprising a core layer (CL) and at least one sealing layer (SL), said sealing layer(s) (SL) comprise(s) a propylene copolymer composition (P) having a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, said propylene copolymer composition (P) comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.Type: GrantFiled: June 19, 2012Date of Patent: September 4, 2018Assignee: Borealis AGInventors: Luigi Resconi, Nina Ackermans, Joachim Fiebig, Kristin Reichelt
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Patent number: 10047249Abstract: A multi-layer blown polymer film comprising a core layer (CL) and at least one sealing layer (SL), said sealing layer(s) (SL) comprise(s) a propylene copolymer composition (P) having a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, said propylene copolymer composition (P) comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.Type: GrantFiled: June 19, 2012Date of Patent: August 14, 2018Assignee: BOREALIS AGInventors: Joachim Fiebig, Kristin Reichelt
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Publication number: 20180208800Abstract: A multi-layer blown polymer film comprising a core layer (CL) and at least one sealing layer (SL), said sealing layer(s) (SL) comprise(s) a propylene copolymer composition (P) having a comonomer content in the range of 3.0 to 8.0 wt.-%, the N comonomers are C5 to C12 ?-olefins, said propylene copolymer composition (P) comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.Type: ApplicationFiled: March 21, 2018Publication date: July 26, 2018Inventors: Joachim Fiebig, Kristin Reichelt
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Patent number: 9994003Abstract: A multi-layer polymer film comprising a core layer and a sealing layer, said sealing layer comprises a propylene copolymer composition, said propylene copolymer composition—has a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12?-olefins, —comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein—said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12?-olefins, and—said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12?-olefins.Type: GrantFiled: June 19, 2012Date of Patent: June 12, 2018Assignee: Borealis AGInventors: Joachim Fiebig, Kristin Reichelt
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Publication number: 20180154617Abstract: A multi-layer polymer film comprising a core layer and a sealing layer, said sealing layer comprises a propylene copolymer composition, said propylene copolymer composition has a comonomer content in the range of 3.0 to 8.0 wt.-%, the comonomers are C5 to C12 ?-olefins, comprises a polypropylene (A) and a polypropylene (B) in the weight ratio [(A)/(B)] of 20/80 to 80/20, wherein said polypropylene (A) has a comonomer content of equal or below 4.0 wt.-%, the comonomers are C5 to C12 ?-olefins, and said propylene copolymer (B) has a comonomer content of 4.0 to 20.0 wt.-%, the comonomers are C5 to C12 ?-olefins.Type: ApplicationFiled: January 18, 2018Publication date: June 7, 2018Inventors: Joachim Fiebig, Kristin Reichelt
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Patent number: 9828698Abstract: The present invention is directed to a new polypropylene composition comprising a propylene homopolymer, to a melt-blown fiber comprising the polypropylene composition, to a melt blown web comprising the melt blown fiber and/or the polypropylene composition, to an article comprising the melt blown fiber and/or the melt blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web.Type: GrantFiled: December 1, 2014Date of Patent: November 28, 2017Assignee: BOREALIS AGInventors: Jingbo Wang, Katja Klimke, Joachim Fiebig, Henk Van Paridon, Anita Luyten, Markus Gahleitner
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Publication number: 20170320975Abstract: Synergistic visbreaking composition of peroxide and a hydroxylamine ester for increasing the visbreaking efficiency for polypropylene polymers at melt extrusion temperatures below 250° C. and its use in visbreaking polypropylene. The present invention is furthermore related to the use of such visbroken polypropylene polymers for producing melt blown non-wovens with improved barrier properties.Type: ApplicationFiled: December 14, 2015Publication date: November 9, 2017Inventors: Joachim Fiebig, Henk Van Paridon, Jingbo Wang, Markus Gahleitner
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Publication number: 20170314172Abstract: Melt-blown webs having no shots and improved barrier properties, whereby the melt-blown webs are made out of a so-called “controlled rheology” propylene (CR-PP), which was visbroken without any peroxide.Type: ApplicationFiled: December 14, 2015Publication date: November 2, 2017Inventors: Joachim Fiebig, Henk Van Paridon, Jingbo Wang, Markus Gahleitner, Wilhelmus Henricus Adolf Sars, Antti Tynys
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Publication number: 20170198126Abstract: The present invention is directed to a new polypropylene composition comprising a propylene homopolymer and a polymeric nucleating agent, to melt-blown fibers comprising the polypropylene composition, to a melt-blown web comprising the melt-blown fibers and/or the polypropylene composition, to an article comprising the melt-blown fibers and/or the melt-blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web and for improving the thermo-mechanical properties of a melt-blown web in machine direction (MD) and transverse direction (TD).Type: ApplicationFiled: July 6, 2015Publication date: July 13, 2017Inventors: Jingbo Wang, Wilhelmus Henricus Adolf Sars, Joachim Fiebig, Henk Van Paridon, Markus Gahleitner
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Patent number: 9595388Abstract: Polypropylene composition comprising a polypropylene and an ?-nucleating agent, wherein the polypropylene composition has • a comonomer content of equal or below 1.0 wt.- %, •<2,1> erythro regiodefects of more than 0.1 mol.- %, and • at least 9.0 wt- % of a crystalline fraction crystallizing in the temperature range of above 160 to 170° C., wherein said fraction is determined by the stepwise isothermal segregation technique (SIST).Type: GrantFiled: August 1, 2011Date of Patent: March 14, 2017Assignee: Borealis AGInventors: Dietrich Gloger, Katja Klimke, Joachim Fiebig, Christelle Grein, Robert Persson
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Publication number: 20170029980Abstract: The present invention is directed to a new polypropylene composition comprising a propylene homopolymer, to a melt-blown fiber comprising the polypropylene composition, to a melt blown web comprising the melt blown fiber and/or the polypropylene composition, to an article comprising the melt blown fiber and/or the melt blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web.Type: ApplicationFiled: December 1, 2014Publication date: February 2, 2017Applicant: Borealis AGInventors: Jingbo WANG, Katja KLIMKE, Joachim FIEBIG, Henk VAN PARIDON, Anita LUYTEN, Markus GAHLEITNER
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Publication number: 20160059524Abstract: The present invention relates to a multi-layered polymer film, comprising a sealing layer and a base layer, wherein the sealing layer comprises a polypropylene (SL-PP), and wherein the sealing layer polypropylene SL-PP comprises 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 0.5 mol % to 4.0 mol %, and 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: ApplicationFiled: April 16, 2014Publication date: March 3, 2016Inventors: Joachim Fiebig, Kristin Reichelt
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Patent number: 9255349Abstract: Melt-blown fiber comprising a terpolymer of propylene, ethylene and a C4 to C10 ?-olefin, wherein further said melt blown fiber and/or said terpolymer has/have a melt flow rate MFR25 (230° C.) of at least 300 g/10 min, the amount of propylene in said terpolymer is at least 90.0 wt.-%, the weight ratio of ethylene and ?-olefin within said terpolymer is 1/100 to below 1/1, and the terpolymer has <2,1> regiodefects of below 0.4 mol.-% 0.10.Type: GrantFiled: January 9, 2012Date of Patent: February 9, 2016Assignee: Borealis AGInventors: Henk Van Paridon, Antti Tynys, Joachim Fiebig, Matthew Parkinson
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Patent number: 9234303Abstract: Polypropylene composition comprising a polypropylene having a melt flow rate MFR2 (230° C.) of at least 450 g/10 min and a molecular weight distribution (MWD) of not more than 3.5, a polypropylene having a melt flow rate MFR2 (230° C.) of equal or below 20 g/10 min, wherein the composition has a melt flow rate MFR2 (230° C.) of at least 200 g/10 min.Type: GrantFiled: November 11, 2010Date of Patent: January 12, 2016Assignee: Borealis AGInventors: Antti Tynys, Joachim Fiebig, Pascal Perrillat-Collomb
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Patent number: 9206530Abstract: Melt-blown fiber (MBF) comprising a propylene copolymer (PP), wherein the melt-blown fiber (MBF) and/or the propylene copolymer (PP) has/have (a) a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 300 g/10 min, (b) a comonomer content of 1.5 to 6.0 wt.-%, the comonomers are ethylene and/or at least one C4 to C12 ?-olefin, (c) <2,1> regiodefects of more than 0.4 mol.-% determined by 13C-NMR spectroscopy.Type: GrantFiled: July 29, 2011Date of Patent: December 8, 2015Assignee: BOREALIS AGInventors: Antti Tynys, Joachim Fiebig
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Patent number: 8999867Abstract: Melt-blown fiber having an average diameter of not more than 5.0 ?m, said fiber comprises at least 85 wt.-% of a propylene copolymer, wherein •said melt blown fiber and/or said propylene copolymer has/have a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 200 g/10 min, •said propylene copolymer has a comonomer content of 0.5 to 5.5 wt.-%, the comonmers are ethylene and/or at least one C4 to C20 ?-olefin selected from the group consisting of 1-butene, 1-pentene, 1-hexene, 1-heptene, and 1-octene, •the propylene copolymer has <2,1> regiodefects of not more than 0.4 mol.-% determined by 13C-spectroscopy, and •said melt blown fiber and/or said propylene copolymer fulfill(s) the equation (1). wherein Tm [° C.] is the melting temperature [given in ° C.Type: GrantFiled: January 19, 2011Date of Patent: April 7, 2015Assignee: Borealis AGInventors: Henk Van Paridon, Bert Broeders, Wilhelmus henricus Adolf Sars, Joachim Fiebig, Nina Ackermans