Patents by Inventor Kerstin Unverhau
Kerstin Unverhau 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: 11518914Abstract: The present disclosure relates to a pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer comprising a hollow non-porous particulate filler material, wherein the surface of the hollow non-porous particulate filler material is provided with a hydrophobic surface modification. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive assembly.Type: GrantFiled: May 13, 2014Date of Patent: December 6, 2022Assignee: 3M Innovative Properties CompanyInventors: Jan Heimink, Kerstin Unverhau, Jan D. Forster, Jan U. Wieneke, Frank Kuester, Siegfried R. Goeb, Doreen Eckhardt, Regina Sikora, Ruchi Pandey, Suresh S. Iyer
-
Publication number: 20220177739Abstract: The present disclosure relates to a multilayer pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer and a second pressure sensitive adhesive layer adjacent to the first pressure sensitive adhesive layer, wherein the first pressure sensitive adhesive layer and the second pressure sensitive adhesive layer comprise a polymer base material selected from the group of polyacrylates, wherein the second pressure sensitive adhesive layer has a thickness no greater than 250 micrometres and comprises silica nanoparticles having an average particle size no greater than 400 nm when measured by Dynamic Light Scattering (DLS) techniques according to the test method described in the experimental section, and wherein the first pressure sensitive adhesive layer has a thickness in a range from 250 to 5000 micrometres and is substantially free of particulate filler material.Type: ApplicationFiled: August 15, 2019Publication date: June 9, 2022Inventors: Kerstin Unverhau, Silke D. Mechernich, Frank Kuester
-
Publication number: 20220169897Abstract: The present disclosure relates to a pressure sensitive adhesive composition comprising a blend of: a) a (meth)acrylate-based (co)polymer base component; and b) a (meth)acrylate-based copolymeric additive comprising the free-radical random copolymerization reaction product of a copolymerizable material comprising: i. C1-C32 acrylic acid ester monomer units; ii. greater than 10 wt. % of C1-C18 methacrylic acid ester monomer units, based on the total weight of the (meth)acrylate-based copolymeric additive; and iii. ethylenically unsaturated monomer units having a functional group, which are copolymerizable with monomer units (i) and/or (ii); wherein the (meth)acrylate-based copolymeric additive has a weight average molecular weight (Mw) greater than 10,000 Daltons and a Tg no greater than 50° C., as estimated by the Fox equation.Type: ApplicationFiled: March 20, 2020Publication date: June 2, 2022Inventors: Frank Kuester, Silke D. Mechernich, Kerstin Unverhau, Tom Opstal
-
Patent number: 11332648Abstract: The present disclosure relates to a pressure sensitive adhesive assembly suitable for bonding to a substrate provided with an uneven surface, wherein the pressure sensitive adhesive assembly comprises a polymeric foam layer comprising a polymeric base material and a particulate filler material comprising a thermoplastic material, and wherein the polymeric foam layer has a complex viscosity comprised between 2,000 Pa·s to 80,000 Pa·s, when measured at 120 C according to the test method described in the experimental section. The present disclosure is also directed to a method of applying a pressure sensitive adhesive assembly to a substrate provided with an uneven surface, and uses thereof.Type: GrantFiled: July 9, 2015Date of Patent: May 17, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Jan Heimink, Kerstin Unverhau, Jan D. Forster
-
Patent number: 11267220Abstract: The present disclosure is directed to a multilayer pressure sensitive adhesive (PSA) assembly, comprising at least one pressure sensitive adhesive layer and a polymeric foam layer, wherein the pressure sensitive adhesive layer comprises a pressure-sensitive adhesive composition comprising a reaction product of a polymerizable material comprising: a) 2-propylheptyl acrylate as a first monomer; and optionally b) a second monomer having an ethylenically unsaturated group. The present disclosure is also directed to a method of manufacturing such a multilayer PSA assembly.Type: GrantFiled: November 15, 2013Date of Patent: March 8, 2022Assignee: 3M Innovative Properties CompanyInventors: Doreen Eckhardt, Regina Sikora, Jan U. Wieneke, Jan D. Forster, Kerstin Unverhau, Frank Kuester
-
Patent number: 11130889Abstract: The present disclosure is directed to a curable precursor of a pressure sensitive adhesive comprising: a) a (co)polymeric material comprising the reaction product of a (co)polymerizable material comprising a (meth)acrylate ester monomer; and optionally, a co-monomer having an ethylenically unsaturated group and which is different from the (meth)acrylate ester monomer; b) a polyfunctional aziridine curing agent; and c) an acid generating agent. The present disclosure is also directed to a method of manufacturing such pressure sensitive adhesives and uses thereof.Type: GrantFiled: March 19, 2019Date of Patent: September 28, 2021Assignee: 3M Innovative Properties CompanyInventors: Mareike Richter, Kerstin Unverhau, Silke D. Mechernich, Siegfried R. Goeb, Peter Bissinger
-
Publication number: 20210147720Abstract: Provided is an assembly including a first polymeric layer of a first pressure sensitive adhesive (PSA) composition and a second polymeric foam layer of a second PSA composition. The first PSA composition contains at least 60 parts by weight of (meth)acrylate copolymer containing C1-C32 (meth)acrylic acid ester monomer units; 0.1-15 parts by weight of C2-C8 hydroxyalkyl (meth)acrylic acid ester monomer units, based on 100 parts by weight of the total monomers of the (meth)acrylate copolymer; and up to 40 parts by weight of a (meth)acrylate copolymer having a weight average molecular weight above 20,000 Daltons and including (meth)acrylic acid ester monomer units. The second PSA composition contains a first (meth)acrylate copolymer having 0.1-12 wt % of (meth)acrylic acid monomer units, based on the weight of the first (meth)acrylate copolymer; and a second (meth)acrylate copolymer having 15-40 wt % of (meth)acrylic acid monomer units, based on the weight of the second (meth)acrylate copolymer.Type: ApplicationFiled: May 10, 2019Publication date: May 20, 2021Inventors: Claudia Torre, Kerstin Unverhau
-
Publication number: 20210102099Abstract: The present disclosure relates to a pressure sensitive adhesive composition, comprising: a) a first (meth)acrylate copolymer comprising from 0.1 to 12 wt % of (meth)acrylic acid monomer units, based on the weight of the first (meth)acrylate copolymer; and b) a second (meth)acrylate copolymer comprising from 15 to 40 wt % of (meth)acrylic acid monomer units, based on the weight of the second (meth)acrylate copolymer. According to another aspect, the present disclosure is directed to a multilayer pressure sensitive adhesive assembly comprising a pressure sensitive adhesive composition as described above in the form of a first pressure sensitive adhesive polymeric layer, and which further comprises a second pressure sensitive adhesive layer adjacent to the first pressure sensitive adhesive polymeric layer. In another aspect, the present disclosure is directed to a method of manufacturing a pressure sensitive adhesive composition as described above and to uses thereof.Type: ApplicationFiled: April 10, 2018Publication date: April 8, 2021Inventors: Kerstin Unverhau, Claudia Torre, Francois D'Haese, Eric Moonen, Yvan Bogaert, Christoph Kuesters
-
Publication number: 20210040351Abstract: Provided is a method of manufacturing an electronic control device. The method includes: providing a housing body with a first part and a second part; providing a multilayer assembly having a first pressure sensitive adhesive polymeric layer of a first pressure sensitive adhesive composition adjacent to a second pressure sensitive adhesive polymeric foam layer of a second pressure sensitive adhesive composition; wherein the second pressure sensitive adhesive composition includes: a polymer base material selected from the group consisting of polyacrylates, polyurethanes, polyolefins, polyamines, polyamides, polyesters, polyethers, polyisobutylene, polystyrenes, polyvinyls, polyvinylpyrrolidone, natural rubbers, synthetic rubbers, and any combinations, copolymers or mixtures thereof; adhering the first pressure sensitive adhesive polymeric layer to the first part; and adhering the second part to the second pressure sensitive adhesive polymeric foam layer.Type: ApplicationFiled: May 13, 2019Publication date: February 11, 2021Inventors: Claudia Torre, Kerstin Unverhau, Frank Kuester, Jan Wieneke, Andrea Stricker
-
Patent number: 10633495Abstract: The present disclosure relates to a pressure sensitive adhesive assembly suitable for bonding to a substrate provided with an uneven surface, wherein the pressure sensitive adhesive (PSA) assembly comprises a polymeric foam layer comprising a polymeric base material, and having a complex viscosity comprised between 2,000 Pa·s to 80,000 Pa·s, when measured at 120° C. according to the test method described in the experimental section. The present disclosure is also directed to a method of applying a pressure sensitive adhesive assembly to a substrate provided with an uneven surface, and uses thereof.Type: GrantFiled: October 31, 2019Date of Patent: April 28, 2020Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Jan Heimink, Kerstin Unverhau, Andreas Backes, Adrian T. Jung, Dirk Hasenberg
-
Publication number: 20200062912Abstract: The present disclosure relates to a pressure sensitive adhesive assembly suitable for bonding to a substrate provided with an uneven surface, wherein the pressure sensitive adhesive (PSA) assembly comprises a polymeric foam layer comprising a polymeric base material, and having a complex viscosity comprised between 2,000 Pa·s to 80,000 Pa·s, when measured at 120° C. according to the test method described in the experimental section. The present disclosure is also directed to a method of applying a pressure sensitive adhesive assembly to a substrate provided with an uneven surface, and uses thereof.Type: ApplicationFiled: October 31, 2019Publication date: February 27, 2020Inventors: Jan Heimink, Kerstin Unverhau, Andreas Backes, Adrian T. Jung, Dirk Hasenberg
-
Patent number: 10501591Abstract: The present disclosure relates to a pressure sensitive adhesive assembly suitable for bonding to a substrate provided with an uneven surface, wherein the pressure sensitive adhesive (PSA) assembly comprises a polymeric foam layer comprising a polymeric base material, and having a complex viscosity comprised between 2,000 Pa·s to 80,000 Pa·s, when measured at 120C according to the test method described in the experimental section. The present disclosure is also directed to a method of applying a pressure sensitive adhesive assembly to a substrate provided with an uneven surface, and uses thereof.Type: GrantFiled: July 15, 2015Date of Patent: December 10, 2019Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Jan Heimink, Kerstin Unverhau, Andreas Backes, Adrian T. Jung, Dirk Hasenberg
-
Publication number: 20190211236Abstract: The present disclosure is directed to a curable precursor of a pressure sensitive adhesive comprising: a) a (co)polymeric material comprising the reaction product of a (co)polymerizable material comprising a (meth)acrylate ester monomer; and optionally, a co-monomer having an ethylenically unsaturated group and which is different from the (meth)acrylate ester monomer; b) a polyfunctional aziridine curing agent; and c) an acid generating agent. The present disclosure is also directed to a method of manufacturing such pressure sensitive adhesives and uses thereof.Type: ApplicationFiled: March 19, 2019Publication date: July 11, 2019Inventors: Mareike Richter, Kerstin Unverhau, Silke D. Mechernich, Siegfried R. Goeb, Peter Bissinger
-
Publication number: 20190194501Abstract: The present disclosure relates to a method of adhering a first part to a second part, wherein the first part and the second part are used for outdoor applications and comprise a thermoplastic or a thermosetting organic polymer. The present disclosure is also directed to a composite assembly comprising: a) a first part and a second part used for outdoor applications and comprising a thermoplastic or a thermosetting organic polymer; and b) a multilayer pressure sensitive adhesive foam tape as described in the present disclosure, wherein the first pressure sensitive adhesive layer is adhered to the first part, and the second pressure sensitive adhesive layer is adhered to the second part.Type: ApplicationFiled: October 13, 2016Publication date: June 27, 2019Inventors: Doreen Eckhardt, Claudia Torre, Regina Sikora, Kerstin Unverhau, Jan U. Wieneke, Frank Kuester, Jan Heimink, Jan D. Forster, Bettina Radek, Steven D. Bray, Zhong Chen
-
Publication number: 20180298236Abstract: The present disclosure relates to a method of adhering a first part to a second part, wherein the first part and the second part are used for outdoor applications and comprise a thermoplastic or a thermosetting organic polymer. The present disclosure is also directed to a composite assembly comprising: a) a first part and a second part used for outdoor applications and comprising a thermoplastic or a thermosetting organic polymer; and b) a multilayer pressure sensitive adhesive foam tape as described in the present disclosure, wherein the first pressure sensitive adhesive layer is adhered to the first part, and the second pressure sensitive adhesive layer is adhered to the second part.Type: ApplicationFiled: October 14, 2016Publication date: October 18, 2018Inventors: Doreen Eckhardt, Claudia Torre, Regina Sikora, Kerstin Unverhau, Jan Wieneke, Frank Kuester, Jan Heimink, Jan Forster, Bettina Radek, Thomas Q. Chastek, Ross J. DeVolder, Shujun J. Wang, Robert D. Waid, Panu K. Zoller, Peggy S. Willett, Gregory B. Gadbois, Jeremy D. Unruh, Steven D. Bray, Jack J. Williams, III, Zhong Chen
-
Patent number: 9845414Abstract: The present disclosure relates to a multilayer pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer superimposed to a second polymer layer, wherein a curable liquid precursor of the first pressure sensitive adhesive polymer layer comprises a low Tg (meth)acrylate copolymer and a high Tg (meth)acrylate copolymer having a weight average molecular weight (Mw) of above 20,000 Daltons. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive assembly and uses thereof.Type: GrantFiled: May 12, 2014Date of Patent: December 19, 2017Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Jan U. Wieneke, Frank Kuester, Zhong Chen, Jingjing Ma, Kerstin Unverhau, Doreen Eckhardt, Claudia Torre, Jonathan E. Janoski, Jayshree Seth, Arlin L. Weikel
-
Publication number: 20170210950Abstract: The present disclosure relates to a pressure sensitive adhesive assembly suitable for bonding to a substrate provided with an uneven surface, wherein the pressure sensitive adhesive (PSA) assembly comprises a polymeric foam layer comprising a polymeric base material, and having a complex viscosity comprised between 2,000 Pa.s to 80,000 Pa.s, when measured at 120C according to the test method described in the experimental section. The present disclosure is also directed to a method of applying a pressure sensitive adhesive assembly to a substrate provided with an uneven surface, and uses thereof.Type: ApplicationFiled: July 15, 2015Publication date: July 27, 2017Inventors: Jan Heimink, Kerstin Unverhau, Andreas Backes, Adrian T. Jung, Dirk Hasenberg
-
Publication number: 20170130101Abstract: The present disclosure relates to a pressure sensitive adhesive assembly suitable for bonding to a substrate provided 1-1 with an uneven surface, wherein the pressure sensitive adhesive assembly comprises a polymeric foam layer comprising a polymeric N base material and a particulate filler material comprising a thermoplastic material, and wherein the polymeric foam layer has a complex viscosity comprised between 2,000 Pa.s to 80,000 Pa.s, when measured at 120C according to the test method described in the experimental section. The present disclosure is also directed to a method of applying a pressure sensitive adhesive assembly to a substrate provided with an uneven surface, and uses thereof.Type: ApplicationFiled: July 9, 2015Publication date: May 11, 2017Inventors: Jan Heimink, Kerstin Unverhau, Jan D. Forster
-
Publication number: 20160312080Abstract: The present disclosure is directed to a curable precursor of a pressure sensitive adhesive comprising: a) a (co)polymeric material comprising the reaction product of a (co)polymerizable material comprising a (meth)acrylate ester monomer; and optionally, a co-monomer having an ethylenically unsaturated group and which is different from the (meth)acrylate ester monomer; b) a polyfunctional aziridine curing agent; and c) an acid generating agent. The present disclosure is also directed to a method of manufacturing such pressure sensitive adhesives and uses thereof.Type: ApplicationFiled: December 5, 2014Publication date: October 27, 2016Inventors: Mareike Richter, Kerstin Unverhau, Silke D. Mechernich, Siegfried R. Goeb, Peter Bissinger
-
Publication number: 20160096980Abstract: The present disclosure relates to a multilayer pressure sensitive adhesive assembly comprising at least a first pressure sensitive adhesive layer superimposed to a second polymer layer, wherein a curable liquid precursor of the first pressure sensitive adhesive polymer layer comprises a low Tg (meth)acrylate copolymer and a high Tg (meth)acrylate copolymer having a weight average molecular weight (Mw) of above 20,000 Daltons. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive assembly and uses thereof.Type: ApplicationFiled: May 12, 2014Publication date: April 7, 2016Inventors: Jan U. Wieneke, Frank Kuester, Zhong Chen, Jingjing Ma, Kerstin Unverhau, Doreen Eckhardt, Claudia Torre, Jonathan E. Janoski, Jayshree Seth, Arlin L. Weikel