Patents by Inventor Kai Ellringmann
Kai Ellringmann 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: 9260631Abstract: The invention relates to a double-sided adhesive tape, comprising a carrier layer and two exterior pressure-sensitive adhesive compound layers, wherein at least one of the pressure-sensitive adhesive compounds is the crosslinking product composed of a polymer compound which comprises at least the following components: A) a polymer component (component A) comprising 88 to 100 wt % of one or more polyacrylates (component A1) composed of at least: a) 1 to 15 wt %, relative to component A1, of one or more monomers having at least one ethylenically unsaturated bond, each being selected such that the glass transition temperatures TG of the corresponding homopolymers composed of the respective monomers are at least 0° C.Type: GrantFiled: October 27, 2011Date of Patent: February 16, 2016Assignee: TESA SEInventors: Marc Husemann, Kai Ellringmann, Marco Kupsky, Claus Meyer
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Patent number: 9234122Abstract: The invention relates to a primer, comprising a mixture dissolved or dispersed in one or more solvents, the mixture composed of a copolymer obtained through copolymerization, preferably free-radical copolymerization, of vinylcaprolactam and/or vinylpyrrolidone, and one or more of the following monomers: a) an acrylic acid ester of a linear primary alcohol containing 2 to 10 carbon atoms in the alkyl group of the alcohol, b) an acrylic acid ester of a branched, non-cyclic alcohol having 4 to 12 carbon atoms in the alkyl group of the alcohol, and c) acrylic acid; one or more organofunctional silanes; a dye or a pigment based on a metal complex or a metal oxide, wherein the metal oxide is of a spinel-type. Such primer provide reliable and excellent adhesion between pressure-sensitive adhesive tapes and hydrophilic surfaces, in particular glass, and ensures at the same time a good coloration of the primer, thereby producing an opaque primer layer.Type: GrantFiled: May 6, 2013Date of Patent: January 12, 2016Assignee: TESA SEInventors: Uwe Schümann, Sebastian Dietze, Kai Ellringmann, Marco Kupsky, Thilo Dollase
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Patent number: 9080083Abstract: The invention relates to a primer, comprising a mixture dissolved or dispersed in one or more solvents, the mixture composed of a copolymer obtained through copolymerization, preferably free-radical copolymerization, of vinylcaprolactam and/or vinylpyrrolidone, and one or more of the following monomers: a) an acrylic acid ester of a linear primary alcohol containing 2 to 10 carbon atoms in the alkyl group of the alcohol, b) an acrylic acid ester of a branched, non-cyclic alcohol having 4 to 12 carbon atoms in the alkyl group of the alcohol, c) acrylic acid, one or more organofunctional silanes. Such primer provides reliable and excellent adhesion between pressure-sensitive adhesive tapes and hydrophilic surfaces, in particular glass. The adhesion-promoting effect is retained even when the primer additionally contains functional fillers.Type: GrantFiled: May 6, 2013Date of Patent: July 14, 2015Assignee: TESA SEInventors: Uwe Schümann, Sebastian Dietze, Kai Ellringmann, Marco Kupsky, Thilo Dollase
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Publication number: 20150175852Abstract: Pressure-sensitive adhesive composition, having at least one polymer component formed of a monomer mixture of at least (a) one acrylic ester and/or methacrylic ester of the formula CH2?C(R1)(COOR2), where R1=H and R2 is a linear alkyl radical with 2 to 10 C atoms or a branched alkyl radical with at least 4 C atoms, (b) at least one N-alkyl substituted acrylamide, (c) at least one acrylic ester and/or methacrylic ester of the formula CH2?C(R3)(COOR4), where R3=H or CH3 and R4 is a linear alky radical with at least 12 C atoms, (d) acrylic acid and/or methacrylic acid.Type: ApplicationFiled: June 13, 2013Publication date: June 25, 2015Inventors: Kai Ellringmann, Kristin Kerber
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Publication number: 20150175853Abstract: The invention relates to a primer, comprising a mixture dissolved or dispersed in one or more solvents, the mixture composed of a copolymer obtained through copolymerization, preferably free-radical copolymerization, of vinylcaprolactam and/or vinylpyrrolidone, and one or more of the following monomers: a) an acrylic acid ester of a linear primary alcohol containing 2 to 10 carbon atoms in the alkyl group of the alcohol, b) an acrylic acid ester of a branched, non-cyclic alcohol having 4 to 12 carbon atoms in the alkyl group of the alcohol, c) acrylic acid, one or more organofunctional silanes. Such primer provides reliable and excellent adhesion between pressure-sensitive adhesive tapes and hydrophilic surfaces, in particular glass. The adhesion-promoting effect is retained even when the primer additionally contains functional fillers.Type: ApplicationFiled: March 6, 2015Publication date: June 25, 2015Inventors: Uwe Schümann, Sebastian Dietze, Kai Ellringmann, Marco Kupsky, Thilo Dollase
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Publication number: 20150114558Abstract: Crosslinked pressure-sensitive adhesive comprising at least one base polymer component obtainable by free-radical copolymerization of the following monomers: a) linear acrylic esters having 2 to 10 C atoms in the alkyl radical, b) branched, non-cyclic acrylic esters having a glass transition temperature Tg (based on the DSC measurement to DIN 53765) of not more than ?20° C., c) 8% to 15% by weight of acrylic acid, d) optionally up to 10% by weight of further copolymerizable monomers, characterized in that the ratio of the linear acrylic esters to the branched acrylic esters is in the range from 1:6 to 10:1 mass fractions.Type: ApplicationFiled: December 31, 2014Publication date: April 30, 2015Applicant: TESA SEInventors: KAI ELLRINGMANN, MARCO KUPSKY
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Patent number: 8962777Abstract: Crosslinked pressure-sensitive adhesive comprising at least one base polymer component obtainable by free-radical copolymerization of the following monomers: a) linear acrylic esters having 2 to 10 C atoms in the alkyl radical, b) branched, non-cyclic acrylic esters having a glass transition temperature Tg (based on the DSC measurement to DIN 53765) of not more than ?20° C., c) 8% to 15% by weight of acrylic acid, d) optionally up to 10% by weight of further copolymerizable monomers, characterized in that the ratio of the linear acrylic esters to the branched acrylic esters is in the range from 1:6 to 10:1 mass fractions.Type: GrantFiled: March 4, 2010Date of Patent: February 24, 2015Assignee: tesa SEInventors: Kai Ellringmann, Marco Kupsky
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Publication number: 20140308452Abstract: The invention relates to a primer, comprising a mixture dissolved or dispersed in one or more solvents, the mixture composed of a copolymer obtained through copolymerization, preferably free-radical copolymerization, of vinylcaprolactam and/or vinylpyrrolidone, and one or more of the following monomers: a) an acrylic acid ester of a linear primary alcohol containing 2 to 10 carbon atoms in the alkyl group of the alcohol, b) an acrylic acid ester of a branched, non-cyclic alcohol having 4 to 12 carbon atoms in the alkyl group of the alcohol, c) acrylic acid, one or more organofunctional silanes. Such primer provides reliable and excellent adhesion between pressure-sensitive adhesive tapes and hydrophilic surfaces, in particular glass. The adhesion-promoting effect is retained even when the primer additionally contains functional fillers.Type: ApplicationFiled: May 6, 2013Publication date: October 16, 2014Applicant: tesa SEInventors: Uwe B Schümann, Sebastian Dietze, Kai Ellringmann, Marco Kupsky, Thilo Dollase
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Publication number: 20140309346Abstract: The invention relates to a primer, comprising a mixture dissolved or dispersed in one or more solvents, the mixture composed of a copolymer obtained through copolymerization, preferably free-radical copolymerization, of vinylcaprolactam and/or vinylpyrrolidone, and one or more of the following monomers: a) an acrylic acid ester of a linear primary alcohol containing 2 to 10 carbon atoms in the alkyl group of the alcohol, b) an acrylic acid ester of a branched, non-cyclic alcohol having 4 to 12 carbon atoms in the alkyl group of the alcohol, c) acrylic acid, one or more organofunctional silanes, a dye or a pigment based on a metal complex or a metal oxide, wherein the metal oxide is of a spinel-type. Such primer provide reliable and excellent adhesion between pressure-sensitive adhesive tapes and hydrophilic surfaces, in particular glass, and ensures at the same time a good coloration of the primer, thereby producing an opaque primer layer.Type: ApplicationFiled: May 6, 2013Publication date: October 16, 2014Applicant: tesa SEInventors: Uwe Schümann, Sebastian Dietze, Kai Ellringmann, Marco Kupsky, Thilo Dollase
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Publication number: 20140113070Abstract: Primer comprising a mixture, dissolved or dispersed in one or more solvents, of I) a pressure sensitive adhesive obtained by copolymerization of a) at least one acrylic ester of a linear primary alcohol, b) at least on acrylic ester of a branched, acyclic alcohol, and d) acrylic acid, II) at least one thermal crosslinker, and III) at least one chlorinated polyolefin.Type: ApplicationFiled: June 12, 2012Publication date: April 24, 2014Applicant: TESA SEInventors: Uwe Schümann, Kirstin Weiland, Kai Ellringmann, Marco Kupsky
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Publication number: 20130295356Abstract: The invention relates to a double-sided adhesive tape, comprising a carrier layer and two exterior pressure-sensitive adhesive compound layers, wherein at least one of the pressure-sensitive adhesive compounds is the crosslinking product composed of a polymer compound which comprises at least the following components: A) a polymer component (component A) comprising 88 to 100 wt % of one or more polyacrylates (component A1) composed of at least: a) 1 to 15 wt %, relative to component A1, of one or more monomers having at least one ethylenically unsaturated bond, each being selected such that the glass transition temperatures TG of the corresponding homopolymers composed of the respective monomers are at least 0° C.Type: ApplicationFiled: October 27, 2011Publication date: November 7, 2013Applicant: TESA SEInventors: Marc Husemann, Kai Ellringmann, Marco Kupsky, Claus Meyer
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Patent number: 8268442Abstract: Adhesive tape suitable for flying splice of flat web material having non-polar surfaces which has been wound to form rolls, the adhesive tape comprising an upper self-adhesive composition (1, 11), a splittable carrier (2, 12) and a lower self-adhesive composition (3, 13) on the bottom face of the splittable carrier (2, 12), wherein as upper self-adhesive composition (1, 11) a silicone-free self-adhesive composition is used which has a bond strength to a polyethylene substrate of 1.5 N/cm or more (measurement method tesa test A) and an initial tack corresponding to a rolling distance of 200 mm or less (measurement method tesa test D), and as lower self-adhesive composition (3, 13) a self-adhesive composition is used which has a bond strength to a polyethylene substrate of 1.5 N/cm or more (measurement method tesa test A) and a complex viscosity of 10,000 Pa·s or more at 1 rad/s and 40° C. (measurement method tesa test F).Type: GrantFiled: November 15, 2006Date of Patent: September 18, 2012Assignee: TESA SEInventors: Kai Ellringmann, Stephan Zöllner, Thorsten Krawinkel, Stefan Wulf
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Patent number: 8173252Abstract: The invention relates to pressure-sensitive adhesive tapes for flying splice of flat web materials, having at least one splittable carrier and two layers of adhesive, at least one of the adhesives being a silicone PSA, more particularly an electron-beam-crosslinked silicone PSA, and also to a method of producing them. The silicone PSA advantageously has at least one polydiorganosiloxane having the structure —Si(R2)—O—[Si(R2)—O]n—Si(R2)—, where the 2n+4 substituents R independently of one another are monovalent hydrocarbon radicals and n is an integer, and also at least one resin (“MQ resin”) constructed from (R2)3SiO1/2— units (“M units”) and SiO4/2 units (“Q units”), the substituents R2 of the M units being independently of one another alkyl groups, alkenyl groups, alkylsilyl groups, hydroxyl groups or hydrogen.Type: GrantFiled: November 6, 2008Date of Patent: May 8, 2012Assignee: tesa SEInventors: Kai Ellringmann, Stefan Wulf, Stephan Zöllner, Nils Utesch, Christoph Nagel
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Patent number: 8152944Abstract: Composition for preparing a crosslinked pressure-sensitive adhesive, comprising a pressure-sensitive adhesive comprising a polymer component based on one or more monomers having at least one ethylenically unsaturated bond and for which the glass transition temperatures Tg of the corresponding homopolymers are at least 0° C., some of the monomers having at least one ethylenically unsaturated bond also having at least one carboxyl group, acrylic esters and/or methacrylic esters which are each selected such that the glass transition temperatures Tg of the corresponding homopolymers are not more than ?20° C., at least one resin component having a softening point of at least 100° C., and at least one difunctional or polyfunctional crosslinker.Type: GrantFiled: May 8, 2009Date of Patent: April 10, 2012Assignee: tesa SEInventors: Kai Ellringmann, Kristin Kerber, Thorsten Krawinkel, Jochen Fiencke
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Publication number: 20110166311Abstract: Crosslinked pressure-sensitive adhesive comprising at least one base polymer component obtainable by free-radical copolymerization of the following monomers: a) linear acrylic esters having 2 to 10 C atoms in the alkyl radical, b) branched, non-cyclic acrylic esters having a glass transition temperature Tg (based on the DSC measurement to DIN 53765) of not more than ?20° C., c) 8% to 15% by weight of acrylic acid, d) optionally up to 10% by weight of further copolymerizable monomers, characterized in that the ratio of the linear acrylic esters to the branched acrylic esters is in the range from 1:6 to 10:1 mass fractions.Type: ApplicationFiled: March 4, 2010Publication date: July 7, 2011Applicant: tesa SEInventors: Kai ELLRINGMANN, Marco Kupsky
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Patent number: 7705080Abstract: The invention relates to an adhesive according to a conventional formulation, comprising additives capable of binding metal ions in the sense of chemical interactions, electrochemical interactions and/or physical interactions.Type: GrantFiled: December 7, 2007Date of Patent: April 27, 2010Assignee: tesa SEInventors: Kai Ellringmann, Stefan Wulf, Philipp Preuβ
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Publication number: 20100065207Abstract: The invention relates to a repulpable adhesive comprising orthophosphoric acid, to adhesive tapes comprising at least one layer of such an adhesive, and to the use of adhesive tapes of this kind.Type: ApplicationFiled: September 16, 2009Publication date: March 18, 2010Applicant: TESA SEInventors: Kai ELLRINGMANN, Stefan Wulf, Kristin Kerber
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Publication number: 20090277562Abstract: Composition for preparing a crosslinked pressure-sensitive adhesive, comprising a pressure-sensitive adhesive comprising a polymer component based on one or more monomers having at least one ethylenically unsaturated bond and for which the glass transition temperatures Tg of the corresponding homopolymers are at least 0° C., some of the monomers having at least one ethylenically unsaturated bond also having at least one carboxyl group, acrylic esters and/or methacrylic esters which are each selected such that the glass transition temperatures Tg of the corresponding homopolymers are not more than ?20° C., at least one resin component having a softening point of at least 100° C., and at least one difunctional or polyfunctional crosslinker.Type: ApplicationFiled: May 8, 2009Publication date: November 12, 2009Applicant: tesa SEInventors: KAI ELLRINGMANN, KRISTIN KERBER, THORSTEN KRAWINKEL, JOCHEN FIENCKE
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Publication number: 20090277561Abstract: The invention relates to the use of a pressure-sensitive adhesive comprising at least one resin-polymer blend of at least 50% by weight of one or more block copolymers comprising polymer blocks based on vinylaromatics and comprising polymer blocks based on 1,3-dienes and not more than 50% by weight of at least one tackifier resin for an adhesive tape for bonding flexible printing plates to printing cylinders or printing sleeves.Type: ApplicationFiled: May 4, 2009Publication date: November 12, 2009Applicant: tesa SEInventors: Kai Ellringmann, Christian Ring, Thorsten Krawinkel, Jochen Fiencke
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Publication number: 20090117310Abstract: The invention relates to pressure-sensitive adhesive tapes for flying splice of flat web materials, having at least one splittable carrier and two layers of adhesive, at least one of the adhesives being a silicone PSA, more particularly an electron-beam-crosslinked silicone PSA, and also to a method of producing them. The silicone PSA advantageously has at least one polydiorganosiloxane having the structure —Si(R2)—O—[Si(R2)—O]n—Si(R2)—, where the 2n+4 substituents R independently of one another are monovalent hydrocarbon radicals and n is an integer, and also at least one resin (“MQ resin”) constructed from (R2)3SiO1/2— units (“M units”) and SiO4/2 units (“Q units”), the substituents R2 of the M units being independently of one another alkyl groups, alkenyl groups, alkylsilyl groups, hydroxyl groups or hydrogen.Type: ApplicationFiled: November 6, 2008Publication date: May 7, 2009Applicant: tesa AGInventors: KAI ELLRINGMANN, Stefan Wulf, Stephan Zollner, Nils Utesch, Christoph Nagel