Patents by Inventor Kathrin Salwiczek
Kathrin Salwiczek 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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Publication number: 20240084086Abstract: A polymeric blend contains a polyether block amide and a thermoplastic polymer, where the polyether block amide is based on a subunit 1 and a subunit 2. Subunit 1 is composed of at least one linear aliphatic diamine containing 5 to 15 carbon atoms and at least one linear aliphatic dicarboxylic acid containing 6 to 16 carbon atoms. Subunit 2 is composed of at least one polyether diol containing at least 3 carbon atoms per ether oxygen and primary OH groups at the chain ends. The sum total of the carbon atoms from diamine and dicarboxylic acid is an odd number and is 19 or 21 carbon atoms. The number-average molar mass of the subunit 2 is 200 to 900 g/mol. The thermoplastic polymer is selected from an ethylene/vinylene acetate, a thermoplastic polyester elastomer, a polyolefin elastomer, thermoplastic polyurethane, or any mixture thereof.Type: ApplicationFiled: December 23, 2021Publication date: March 14, 2024Applicant: Evonik Operations GmbHInventors: Chenyu Ye, Kathrin Salwiczek, Dominik Vogel, Beiyuan Zhu, Michael Gerhard Hagemann
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Publication number: 20230037314Abstract: A moulding composition contains a) 75 wt. % to 98.5 wt. % of a polyether block amide, based on a total weight of the moulding composition. The polyether block amide contains a subunit 1, composed of at least one lactam or ?,?-aminocarboxylic acid having 6 to 14 carbon atoms, and a subunit 2, composed of at least one amino- or hydroxy-terminated polyether having at least two carbon atoms per ether oxygen and at least two primary amino or at least two hydroxy groups at the chain ends. The moulding composition also contains b) 1.5 wt. % to 25 wt. % of at least one polyalkenamer, based on a total weight of the moulding composition. The at least one polyalkenamer contains at least one cycloalkene having 5 to 12 carbon atoms. A moulded article can be produced from the moulding composition, which can be a moulding, a film, a bristle, a fibre or a foam.Type: ApplicationFiled: December 19, 2019Publication date: February 9, 2023Applicant: Evonik Operations GmbHInventors: Chenyu Ye, Kathrin Salwiczek, Urs Welz-Biermann, Klaus Hülsmann, Peter Hannen, He Zhang
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Publication number: 20220363899Abstract: A moulding composition contains polyetheramide (PEA) based on a subunit 1, made of at least one linear aliphatic diamine having 15 C atoms and at least one linear aliphatic or aromatic dicarboxylic acid having 6 to 14 C atoms. Furthermore, the PEA also contains a subunit 2, made of at least one polyether diamine having at least 2.3 C-5 atoms per ether oxygen and NH2 groups at the chain ends. The moulding composition contains a maximum of 2.5% by weight of a rubber containing functional groups. The number of C atoms of at least one component of subunit 1 selected from diamine and dicarboxylic acid is at least 13, and the average molar mass number of subunit 2 is between 200 to 900 g/mol. A moulded object can be created from the moulding compound. The object can be a moulded part, a film, a bristle, a fiber, or a foam.Type: ApplicationFiled: September 30, 2020Publication date: November 17, 2022Applicant: Evonik Operations GmbHInventors: Franz-Erich BAUMANN, Kathrin Salwiczek
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Publication number: 20220363901Abstract: A mixture contains at least one polyether block amide (PEBA) and at least one poly(meth)acrylate, selected from poly(meth)acrylimides, poly-alkyl(meth)acrylates, and mixtures thereof. The mass ratio of PEBA to poly(meth)acrylate is 95:5 to 60:40. The polyalkyl(meth)acrylate contains 80% by weight to 99% by weight of methyl methacrylate (MMA) units and 1% by weight to 20% by weight of C1-C10-alkyl acrylate units, based on the total weight of polyalkyl(meth)acrylate. The mixture can be processed to give foamed mouldings. The mouldings can he used in footwear soles, stud material, insulation or insulating material, damping components, lightweight components, or in a sandwich structure.Type: ApplicationFiled: October 16, 2019Publication date: November 17, 2022Applicants: Röhm GmbH, Evonik Operations GmbHInventors: Kathrin Salwiczek, Alexander Richter, Christine Weiß, Wolfgang Luley, Andreas Weber, Lukas Friedrich Dössel, David Bailey, Ralf Richter, Steffen Krill, Johannes Vorholz, Maren Kuhn
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Publication number: 20220195145Abstract: A polyamide composition contains a) 88.5-98 wt. % of at least one aliphatic polyamide, wherein at least one monomer unit has 10 to 14 carbon atoms, and wherein the aliphatic polyamide is semi-crystalline; and b) 2-11.5 wt. % of an S glass fiber. The weight percentages of a) and b) are based on a total weight of the polyamide composition. The polyamide composition contains neither a polyolefinic impact modifier nor a core-shell modifier. A moulding material containing the polyamide composition is useful, and a moulded article can be produced from the moulding material. A shoe outsole containing the polyamide composition is also useful.Type: ApplicationFiled: May 9, 2020Publication date: June 23, 2022Applicants: Evonik Operations GmbH, Evonik Specialty Chemicals (Shanghai) Co., Ltd.Inventors: Kathrin Salwiczek, Chenyu Ye, Urs Welz-Biermann, Klaus Hülsmann, Fei Teng, Zhisheng Wang, Juan Guo
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Publication number: 20220025118Abstract: A molding compound contains polyether block amide (PEBA) based on a subunit 1 made of at least one linear aliphatic diamine having 5 to 15 C atoms and at least one linear aliphatic or aromatic dicarboxylic acid having 6 to 16 C atoms. The PEBA also contains a subunit 2 made of at least one polyether diol having at least 3 C atoms per ether oxygen and primary OH groups at the chain ends. The sum of the C atoms of diamine and dicarboxylic acid is odd and is 19 or 21, and the number-average molar mass of the subunit 2 is 200 to 900 g/mol. A molded object can be created from the molding compound, which can be a molded part, a film, a bristle, a fiber, or a foam.Type: ApplicationFiled: October 9, 2019Publication date: January 27, 2022Applicant: Evonik Operations GmbHInventors: Franz-Erich Baumann, Kathrin Salwiczek, Alexander Richter
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Publication number: 20210371651Abstract: A mixture contains at least one amino-regulated polyether block amide (PEBA) and at least one poly(meth)acrylate selected from poly(meth)acrylimides, polyalkyl(meth)acrylates, and mixtures thereof. The mass ratio of PEBA to poly(meth)acrylate is 95:5 to 60:40. The polyalkyl(meth)acrylate contains 80% by weight to 99% by weight of methyl methacrylate (MMA) units and 1% by weight to 20% by weight of C1-C10-alkyl acrylate units, based on the total weight of polyalkyl(meth)acrylate. The mixture can be processed to give foamed mouldings. The mouldings can be used in footwear soles, stud material, insulation or insulating material, damping components, lightweight components, or in a sandwich structure.Type: ApplicationFiled: October 11, 2019Publication date: December 2, 2021Applicants: Evonik Operations GmbH, Röhm GmbHInventors: Kathrin Salwiczek, Alexander Richter, Christine Weiß, Wolfgang Luley, Andreas Weber, Lukas Friedrich Dössel, David Bailey, Ralf Richter, Steffen Krill, Johannes Vorholz, Maren Kuhn
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Patent number: 10941293Abstract: A polymer composition includes a linear aliphatic polyamide having on average 10 to 14 carbon atoms in the monomer units, an S glass fibre, and a polyolefinic impact modifier. The polymer composition can achieve higher stiffness and impact strength without impairing the ductility. The polymer composition can be used as a moulding material.Type: GrantFiled: November 14, 2017Date of Patent: March 9, 2021Assignees: Evonik Operations GmbH, Evonik Specialty Chemicals (Shanghai) Co., Ltd.Inventors: Jianmin Yang, Urs Welz-Biermann, Klaus Hülsmann, Fei Teng, Juan Guo, Chenyu Ye, Zhisheng Wang, Kathrin Salwiczek
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Patent number: 10844222Abstract: A polymer composite includes a linear aliphatic semi-crystalline polyamide having on average 10 to 14 carbon atoms in the monomer units, or the compound thereof, an S glass fiber, and a core-shell impact modifier. The polymer composite can achieve higher stiffness and impact strength without impairing the transparency significantly. The polymer composite can be used as molding material.Type: GrantFiled: November 21, 2018Date of Patent: November 24, 2020Assignees: Evonik Operations GmbH, Evonik Specialty Chemicals (Shanghai) Co., Ltd.Inventors: Jianmin Yang, Urs Welz-Biermann, Klaus Hülsmann, Fei Teng, Juan Guo, Chenyu Ye, Zhisheng Wang, Kathrin Salwiczek
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Publication number: 20200299508Abstract: A polymer composition includes a linear aliphatic polyamide having on average 10 to 14 carbon atoms in the monomer units, an S glass fibre, and a polyolefinic impact modifier. The polymer composition can achieve higher stiffness and impact strength without impairing the ductility. The polymer composition can be used as a moulding material.Type: ApplicationFiled: November 14, 2017Publication date: September 24, 2020Applicants: Evonik Operations GmbH, Evonik Specialty Chemicals (Shanghai) Co., Ltd.Inventors: Jianmin Yang, Urs Welz-Biermann, Klaus Hülsmann, Fei Teng, Juan Guo, Chenyu Ye, Zhisheng Wang, Kathrin Salwiczek
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Publication number: 20190153221Abstract: A polymer composite includes a linear aliphatic semi-crystalline polyamide having on average 10 to 14 carbon atoms in the monomer units, or the compound thereof, an S glass fiber, and a core-shell impact modifier. The polymer composite can achieve higher stiffness and impact strength without impairing the transparency significantly. The polymer composite can be used as molding material.Type: ApplicationFiled: November 21, 2018Publication date: May 23, 2019Applicants: Evonik Degussa GmbH, Evonik Specialty Chemicals (Shanghai) Co., Ltd.Inventors: Jianmin YANG, Urs WELZ-BIERMANN, Klaus HUELSMANN, Fei TENG, Juan GUO, Chenyu YE, Zhisheng WANG, Kathrin SALWICZEK
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Patent number: 9334356Abstract: The invention relates to a molding compound, comprising the following components: a) 60 to 96% by weight polyaryletherketone, b) 2 to 25% by weight hexagonal bornite, and c) 2 to 25% by weight talcum, wherein the sum of the parts by weight of components a), b), and c) is 100. Said compounds can be used to produce a film having a thickness of 5 to 1200 ?m, which is suitable for producing dimensionally stable circuit boards.Type: GrantFiled: October 19, 2010Date of Patent: May 10, 2016Assignee: Evonik Degussa GmbHInventors: Joerg Blaschke, Kirsten Luetzeler, Walter Zink, Ricardo Luiz Willemann, Kathrin Salwiczek, Georg Schaefer
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Patent number: 8450399Abstract: The invention relates to a polymer composition which is characterized in that it comprises a mixture (A) consisting of formula (A1) and/or formula (A2), phenolic resin (B) and a stabilizer (C) in the form of a HALS compound.Type: GrantFiled: April 2, 2009Date of Patent: May 28, 2013Assignee: Evonik Degussa GmbHInventors: Marianne Omeis, Kathrin Salwiczek, Elke Fiebig-Bauer
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Publication number: 20120196113Abstract: The invention relates to a molding compound, comprising the following components: a) 60 to 96% by weight polyaryletherketone, b) 2 to 25% by weight hexagonal bornite, and c) 2 to 25% by weight talcum, wherein the sum of the parts by weight of components a), b), and c) is 100. Said compounds can be used to produce a film having a thickness of 5 to 1200 ?m, which is suitable for producing dimensionally stable circuit boards.Type: ApplicationFiled: October 19, 2010Publication date: August 2, 2012Applicant: Evonik Degussa GmbHInventors: Joerg Blaschke, Kirsten Luetzeler, Walter Zink, Ricardo Luiz Willemann, Kathrin Salwiczek, Georg Schaefer
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Publication number: 20110152411Abstract: The invention relates to a polymer composition which is characterized in that it comprises a mixture (A) consisting of formula (A1)) and/or formula (A2), phenolic resin (B) and a stabilizer (C) in the form of a HALS compoundType: ApplicationFiled: April 2, 2009Publication date: June 23, 2011Applicant: Evonik Degussa GmbHInventors: Marianne Omeis, Frank Bauer, Elke Fiebig-Bauer, Kathrin Salwiczek