Patents by Inventor Michele A. Craton
Michele A. Craton 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: 11905438Abstract: The present disclosure relates to a process of manufacturing a pressure sensitive adhesive, comprising the steps of: a) providing a hot melt mixing apparatus comprising a reaction chamber; b) providing a hot melt processable pressure sensitive adhesive composition comprising: (1) a (meth)acrylate copolymer component comprising: i. C1-C32 (meth)acrylic acid ester monomer units; ii. optionally, ethylenically unsaturated monomer units having functional groups selected from the group consisting of acid, hydroxyl, acid anhydride, epoxide, amine, amide groups, and any combinations thereof; and iii.Type: GrantFiled: June 20, 2019Date of Patent: February 20, 2024Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Niklas M. Matzeit, Pierre R. Bieber, Petra M Stegmaier, Eike H. Klünker, Dmitri D. Iarikov, Jeffrey M. Imsande, Shijing Cheng, Michele A. Craton, George J. Clements
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Publication number: 20230084764Abstract: Tape constructions having a pressure sensitive adhesive containing a block copolymer component that includes a midblock segment and a plurality of end block segments, each end block segment comprising polystyrene, a (meth)acrylic functional additive having a glass transition temperature of from 50° C. to 160° C., a first tackifier compatible with the midblock segment and containing a hydrocarbon, and a second tackifier compatible with the end block segments and containing a polyphenylene ether that can be incorporated into articles. The pressure sensitive adhesive is subjected to electron beam radiation.Type: ApplicationFiled: December 16, 2020Publication date: March 16, 2023Inventors: Michele A. Craton, Kelly J. Mathias, Thomas Q. Chastek, Robert D. Waid, Ross J. DeVolder
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Publication number: 20220332898Abstract: Curable compositions of this disclosure comprise a mixture of: a silanol, a free radical initiator, an iodonium salt; and optionally an alkoxysilane, and/or an MQ resin, and/or (meth)acrylate monomer(s). In another aspect, cured compositions of this disclosure comprise: a cured silicone, a free radical initiator or residue thereof, an iodonium salt or residue thereof; and optionally a poly(meth)acrylate and/or an MQ resin, which may comprise the cured silicone. In another aspect, cured compositions of this disclosure comprise: a continuous phase of cured silicone, a discontinuous phase of poly(meth)acrylate inclusions, and optionally an MQ resin, which may comprise the cured silicone. The poly(meth)acrylate inclusions may have an average diameter of less than 1.0 micrometer or smaller. The compositions may be pressure sensitive adhesives. The curable and cured compositions may be solvent-free.Type: ApplicationFiled: September 25, 2020Publication date: October 20, 2022Inventors: Michele A. Craton, Rajdeep S. Kalgutkar, Kim M. Vogel, Dennis E. Vogel
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Publication number: 20210395579Abstract: The present disclosure relates to a process of manufacturing a pressure sensitive adhesive, comprising the steps of: a) providing a hot melt mixing apparatus comprising a reaction chamber; b) providing a hot melt processable pressure sensitive adhesive composition comprising: (1) a (meth)acrylate copolymer component comprising: i. C1-C32 (meth)acrylic acid ester monomer units; ii. optionally, ethylenically unsaturated monomer units having functional groups selected from the group consisting of acid, hydroxyl, acid anhydride, epoxide, amine, amide groups, and any combinations thereof; and iii.Type: ApplicationFiled: June 20, 2019Publication date: December 23, 2021Inventors: Niklas M. Matzeit, Pierre R. Bieber, Petra M Stegmaier, Eike H. Klünker, Dmitri D. Iarikov, Jeffrey M. Imsande, Shijing Cheng, Michele A. Craton, George J. Clements
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Patent number: 11168164Abstract: Crosslinkable compositions, crosslinked compositions, articles containing these compositions, and methods of making the articles are provided. The crosslinkable compositions, which include two (meth)acrylate polymers, are used to form the crosslinked compositions upon exposure to ultraviolet radiation. The crosslinkable and crosslinked compositions are free or substantially free of tackifiers. The crosslinked compositions can function as pressure-sensitive adhesives. The crosslinkable compositions are well suited for use with hot melt processing methods.Type: GrantFiled: August 22, 2017Date of Patent: November 9, 2021Assignee: 3M Innovative Properties CompanyInventors: Nicole Morozowich Beveridge, Ross E. Behling, Anish Kurian, Mark F. Ellis, Karl E. Benson, Michele A. Craton, Daniel C. Munson, David J. Yarusso
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Publication number: 20210269684Abstract: The present disclosure relates to a process of manufacturing a pressure sensitive adhesive, comprising the steps of: a) providing a hot melt mixing apparatus comprising a reaction chamber; b) providing a hot melt processable pressure sensitive adhesive composition comprising: (1) a (meth)acrylate copolymer component comprising: i. C1-C32 (meth)acrylic acid ester monomer units; ii. optionally, ethylenically unsaturated monomer units having functional groups selected from the group consisting of acid, hydroxyl, acid anhydride, epoxide, amine, amide groups, and any combinations thereof; and iii.Type: ApplicationFiled: June 20, 2019Publication date: September 2, 2021Inventors: Niklas M. Matzeit, Pierre R. Bieber, Petra M Stegmaier, Eike H. Klünker, Dmitri D. Iarikov, Jeffrey M. Imsande, Shijing Cheng, Michele A. Craton, George J. Clements
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Publication number: 20210095165Abstract: Stretch-release adhesives are provided which are derived from mixtures comprising: a) a tackified styrenic block copolymer comprising: i) one or more tackifiers; and ii) one or more styrenic block copolymers; wherein the weight ratio of i) to ii) is not more than 1.0:2.0; and b) one or more (meth)acrylate polymers. In some embodiments, the weight ratio of a) to b) is between 0.4:1.0 and 5.0:1.0 and in some between 1.0:1.0 and 3.9:1.0. In some embodiments, the one or more styrenic block copolymers comprise at least 90 wt % linear block copolymers. In some embodiments, the tackifiers are miscible with rubbery blocks of the styrenic block copolymers and not miscible with the (meth)acrylate polymers. In some embodiments, the mixture is crosslinked. Tapes comprising stretch-release adhesives according to the present disclosure are also provided.Type: ApplicationFiled: December 3, 2018Publication date: April 1, 2021Inventors: Ross J. DeVolder, Ramasubramani Kuduva Raman Thanumoorthy, Michele A. Craton, Rongzhi Huang, Sung-Tso Lin
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Patent number: 10758931Abstract: Methods and apparatuses for applying liquid coatings are provided. A first roll (14), a second roll (16), and a nip (146) formed between the first and second rolls are provided. A coating liquid (22) is supplied to the nip. The coating liquid is smoothed, via the nip, into a substantially uniform layer (22a) of liquid coating which is transferred to a substrate (12). The second roll (16) includes a thin metal shell (40) and a resilient layer (30), the thin metal shell encases the resilient layer therebeneath, and the thin metal shell is capable of deflecting in unison with the resilient layer such that the thin metal shell is elastically deformable at the nip when in contact with the first roll (14).Type: GrantFiled: June 8, 2016Date of Patent: September 1, 2020Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Shawn C. Dodds, Mikhail L. Pekurovsky, James N. Dobbs, Graham M. Clarke, Michele A. Craton, Adam W. Kiefer, Matthew R. D. Smith, Brian E. Schreiber
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Publication number: 20190241690Abstract: Crosslinkable compositions, crosslinked compositions, articles containing these compositions, and methods of making the articles are provided. The crosslinkable compositions, which include two (meth)acrylate polymers, are used to form the crosslinked compositions upon exposure to ultraviolet radiation. The crosslinkable and crosslinked compositions are free or substantially free of tackifiers. The crosslinked compositions can function as pressure-sensitive adhesives. The crosslinkable compositions are well suited for use with hot melt processing methods.Type: ApplicationFiled: August 22, 2017Publication date: August 8, 2019Inventors: Nicole Morozowich Beveridge, Ross E. Behling, Anish Kurian, Mark F. Ellis, Karl E. Benson, Michele A. Craton, Daniel C. Munson, David J. Yarusso
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Publication number: 20180133742Abstract: Methods and apparatuses for applying liquid coatings are provided. A first roll (14), a second roll (16), and a nip (146) formed between the first and second rolls are provided. A coating liquid (22) is supplied to the nip. The coating liquid is smoothed, via the nip, into a substantially uniform layer (22a) of liquid coating which is transferred to a substrate (12). The second roll (16) includes a thin metal shell (40) and a resilient layer (30), the thin metal shell encases the resilient layer therebeneath, and the thin metal shell is capable of deflecting in unison with the resilient layer such that the thin metal shell is elastically deformable at the nip when in contact with the first roll (14).Type: ApplicationFiled: June 8, 2016Publication date: May 17, 2018Inventors: Shawn C. Dodds, Mikhail L. Pekurovsky, James N. Dobbs, Graham M. Clarke, Michele A. Craton, Adam W. Kiefer, Matthew R.D. Smith, Brian E. Schreiber
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Patent number: 9469793Abstract: Pressure sensitive adhesives comprising an acrylate polymer and surface-modified nanoparticles are described. The surface-modified nanoparticles comprise a nanoparticle having a silica surface and surface modifying groups covalently attached to the silica surface. At least one surface-modifying group is a polymeric silane surface modifying group. At least one surface-modifying group is a non-polymeric silane surface modifying group. Methods of preparing such adhesives, including their exposure to UVA and UVC radiation are also described.Type: GrantFiled: April 19, 2011Date of Patent: October 18, 2016Assignee: 3M Innovative Properties CompanyInventors: Michele A. Craton, Kelly S. Anderson, Belma Erdogan-Haug, Jayshree Seth
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Patent number: 8968869Abstract: A curable composition comprises (a) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydroxysilyl moieties; (b) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydrosilyl moieties; and (c) at least one photoactivatable composition that, upon exposure to radiation, generates at least one base selected from amidines, guanidines, phosphazenes, proazaphosphatranes, and combinations thereof; wherein at least one of the components (a) and (b) has an average reactive silane functionality of at least three.Type: GrantFiled: June 27, 2011Date of Patent: March 3, 2015Assignee: 3M Innovative Properties CompanyInventors: Yu Yang, Michael A. Semonick, George G. I. Moore, Larry D. Boardman, Michele A. Craton
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Publication number: 20140356620Abstract: Dual condensation cure silicone systems are described. Such systems include hydroxyl-functional(s), hydride-functional silane(s), platinum catalyst(s) and Ti(W) complex(es). Systems including alkoxy-functional crosslinker(s) are also described. Articles, including adhesive articles included the cured reaction product of such dual condensation cure silicone systems are also described.Type: ApplicationFiled: December 20, 2012Publication date: December 4, 2014Inventors: Jitendra S. Rathore, Michele A. Craton, Maria A. Appeaning, Larry D. Boardman
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Publication number: 20140314985Abstract: Condensation-cure systems comprising at least one silanol-functional polyorganosiloxane and a platinum catalyst are described. The platinum catalysts include Pt(0) complexes, a Pt(II) complexes, and a Pt(IV) complexes. Condensation-cure systems comprising two or more silanol-functional polyorganosiloxanes are described, as are systems comprising a silanol functional polyorganosiloxane in combination with hydride-functional silanes or alkoxy-functional silanes. Articles incorporating cured condensation-cure systems are also disclosed.Type: ApplicationFiled: December 20, 2012Publication date: October 23, 2014Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Jitendra S. Rathore, Maria A. Appeaning, Larry D. Boardman, Michele A. Craton
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Patent number: 8840993Abstract: A curable composition comprises (a) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydroxysilyl moieties; (b) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydrosilyl moieties; and (c) at least one base selected from amidines, guanidines, phosphazenes, proazaphosphatranes, and combinations thereof; wherein at least one of the components (a) and (b) has an average reactive silane functionality of at least three.Type: GrantFiled: June 21, 2011Date of Patent: September 23, 2014Assignee: 3M Innovative Properties CompanyInventors: Yu Yang, Michael A. Semonick, George G. I. Moore, Larry D. Boardman, Michele A. Craton, Kanta Kumar
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Patent number: 8596799Abstract: Retroreflective sheeting includes a body layer having a structured surface with recessed faces forming cube corner cavities. A reflective film is disposed at least on the recessed faces, and a fill material fills the cube corner cavities. The fill material comprises radiation-curable materials, adhesives, or both, and preferably transparent radiation-curable pressure-sensitive adhesives. The fill material preferably forms a continuous layer covering both the recessed faces and upper portions of the structured surface. A transparent cover layer preferably contacts the fill material layer.Type: GrantFiled: March 10, 2009Date of Patent: December 3, 2013Assignee: 3M Innovative Properties CompanyInventors: Kenneth L. Smith, Gerald M. Benson, Michele A. Craton, Michael P. Daniels, Roger E. Luehrs
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Publication number: 20130101841Abstract: A curable composition comprises (a) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydroxysilyl moieties; (b) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydrosilyl moieties; and (c) at least one photoactivatable composition that, upon exposure to radiation, generates at least one base selected from amidines, guanidines, phosphazenes, proazaphosphatranes, and combinations thereof; wherein at least one of the components (a) and (b) has an average reactive silane functionality of at least three.Type: ApplicationFiled: June 27, 2011Publication date: April 25, 2013Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Yu Yang, Michael A. Semonick, George G.I. Moore, Larry D. Boardman, Michele A. Craton
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Publication number: 20130101840Abstract: A curable composition comprises (a) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydroxysilyl moieties; (b) at least one polydiorganosiloxane, fluorinated polydiorganosiloxane, or combination thereof comprising reactive silane functionality comprising at least two hydrosilyl moieties; and (c) at least one base selected from amidines, guanidines, phosphazenes, proazaphosphatranes, and combinations thereof; wherein at least one of the components (a) and (b) has an average reactive silane functionality of at least three.Type: ApplicationFiled: June 21, 2011Publication date: April 25, 2013Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Yu Yang, Michael A. Semonick, George G.I. Moore, Larry D. Boardman, Michele A. Craton, Kanta Kumar
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Publication number: 20130040069Abstract: Pressure sensitive adhesives comprising an acrylate polymer and surface-modified nanoparticles are described. The surface-modified nanoparticles comprise a nanoparticle having a silica surface and surface modifying groups covalently attached to the silica surface. At least one surface-modifying group is a polymeric silane surface modifying group. At least one surface-modifying group is a non-polymeric silane surface modifying group. Methods of preparing such adhesives, including their exposure to UVA and UVC radiation are also described.Type: ApplicationFiled: April 19, 2011Publication date: February 14, 2013Inventors: Michele A. Craton, Kelly S. Anderson, Belma Erdogan-Haug, Jayshree Seth
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Publication number: 20090169823Abstract: Retroreflective sheeting includes a body layer having a structured surface with recessed faces forming cube corner cavities. A reflective film is disposed at least on the recessed faces, and a fill material fills the cube corner cavities. The fill material comprises radiation-curable materials, adhesives, or both, and preferably transparent radiation-curable pressure-sensitive adhesives. The fill material preferably forms a continuous layer covering both the recessed faces and upper portions of the structured surface. A transparent cover layer preferably contacts the fill material layer.Type: ApplicationFiled: March 10, 2009Publication date: July 2, 2009Inventors: Kenneth L. Smith, Gerald M. Benson, Michele A. Craton, Michael P. Daniels, Roger E. Luehrs