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公开(公告)号：WO2021152446A1
公开(公告)日：2021-08-05
申请号：PCT/IB2021/050547
申请日：2021-01-25
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , THOMPSON, David Scott
Abstract: A multilayer film includes pluralities of first layers and polymeric second layers arranged along a thickness direction of the multilayer film. The first and second layers having different compositions. At least one layer of the multilayer film includes at least one polymer and metal oxide nanoparticles dispersed in the at least one polymer. The at least one polymer includes a first polymer including (meth)acrylic acid monomer units. The metal oxide nanoparticles are surface modified with a carboxylic acid silane surface modifying agent.
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公开(公告)号：WO2021152413A1
公开(公告)日：2021-08-05
申请号：PCT/IB2021/050270
申请日：2021-01-14
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , THOMPSON, David Scott
Abstract: A multilayer film includes a glass layer with a thickness of less than 250 micrometers and a nanocomposite layer fixed to the glass layer. The nanocomposite layer includes at least one polymer and metal oxide nanoparticles dispersed in the at least one polymer. The at least one polymer includes a first polymer including (meth)acrylic acid monomer units. The metal oxide nanoparticles are surface modified with a carboxylic acid silane surface modifying agent. The multilayer film can include additional layers such as a low surface energy coating or a transparent energy dissipation layer. The multilayer film can be a transparent protective display film.
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公开(公告)号：WO2019111207A1
公开(公告)日：2019-06-13
申请号：PCT/IB2018/059725
申请日：2018-12-06
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , THOMPSON, D. Scott , STRADINGER, John J. , LEATHERDALE, Catherine A. , POKORNY, Richard J. , SOLOMONSON, Steven D.
Abstract: A hardcoat composition includes one or more multifunctional (meth)acrylate monomers, and a nanoparticle mixture dispersed within the one or more multifunctional (meth)acrylate monomers. The nanoparticle mixture includes a first population of reactive nanoparticles. The first population of reactive nanoparticles have an average particle diameter in a range from 5 nm to 60 nm, and a second population of non-reactive nanoparticles. The second population of non-reactive nanoparticles have an average particle diameter in a range from 5 nm to 60 nm.
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4.发明申请NANOCOMPOSITES CONTAINING SPHERICAL PYROGENIC SILICA NANOPARTICLES AND COMPOSITES, ARTICLES, AND METHODS OF MAKING SAME 审中-公开含有球形二氧化硅纳米颗粒和复合材料的纳米复合材料，制品及其制备方法
公开(公告)号：WO2015023718A1
公开(公告)日：2015-02-19
申请号：PCT/US2014/050809
申请日：2014-08-13
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , THORSON, James E. , SWANSON, Jeremy O. , THUNHORST, Kristin L.
CPC classification number: C08K9/04 , B05D2601/02 , B05D2601/22 , C08J5/005 , C08J5/24 , C08J2333/08 , C08J2333/24 , C08J2363/00 , C08K3/36 , C08K7/00 , C08K7/18 , C08K7/28 , C08K9/06 , C08K2201/003 , C08K2201/011 , C08L63/00 , C09D7/40 , C08L71/00
Abstract: A nanocomposite is provided including spherical pyrogenic silica nanoparticles dispersed in a curable resin or a curing agent. The nanocomposite contains less than 2% by weight solvent and less than 0.5% by weight dispersant based on the nanoparticle weight. A composite is also provided including from about 4 to 70 weight percent of spherical pyrogenic silica nanoparticles dispersed in a cured resin, and a filler embedded in the cured resin. Optionally, the composite further contains a curing agent. Further, a method of preparing a nanoparticle-containing curable resin system is provided including mixing from 10 to 70 weight percent of aggregated spherical pyrogenic silica nanoparticles with a curable resin to form a mixture. The mixture contains less than 2% by weight solvent and less than 0.5% by weight dispersant based on the nanoparticle weight. The method also includes milling the mixture in an immersion mill containing milling media to form a milled resin system including silica nanoparticles dispersed in the curable resin.
Abstract translation: 提供纳米复合材料，其包括分散在可固化树脂或固化剂中的球形热解二氧化硅纳米粒子。 纳米复合材料含有小于2重量％的溶剂和小于0.5重量％的基于纳米颗粒重量的分散剂。 还提供了一种复合材料，其包括分散在固化树脂中的约4至70重量％的球形热解二氧化硅纳米颗粒和嵌入固化树脂中的填料。 任选地，复合物还含有固化剂。 此外，提供了制备含纳米颗粒的可固化树脂体系的方法，包括将10至70重量％的聚集的球形热解二氧化硅纳米颗粒与可固化树脂混合以形成混合物。 该混合物含有小于2重量％的溶剂和小于0.5重量％的基于纳米颗粒重量的分散剂。 该方法还包括在含有研磨介质的浸轧机中研磨混合物以形成包含分散在可固化树脂中的二氧化硅纳米颗粒的研磨树脂体系。
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公开(公告)号：WO2021152479A1
公开(公告)日：2021-08-05
申请号：PCT/IB2021/050640
申请日：2021-01-27
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , THOMPSON, David Scott , AMB, Chad M. , DAVID, Moses M. , POKORNY, Richard J. , KLUN, Thomas P. , SHAVER, Jonah , NOYOLA, Joan M. , WALSH, Hannah E. , NIETFELD, Jon P. , WHEATLEY, John A. , RULE, Jospeh D. , BRAUN, Ryan M. , JOHNSON, Michael A.
Abstract: A nanostructured article (800) includes a substrate, a plurality of first nanostructures (803) disposed on, and extending away from, the substrate (805); and a covalently crosslinked fluorinated polymeric 1ayer (801) disposed on the plurality of first nanostructures (803). The plurality of first nanostructures (803) includes at least one polymer which includes a first polymer including (meth)acrylic acid monomer units. The polymeric layer at least partially fills spaces between the first nanostructures (803) to an average minimum height above the substrate of at least 30nm such that the polymeric layer has a nanostructured surface (807) defined by, and facing away from, the plurality of first nanostructures (803).
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Patent Agency Ranking
公开(公告)号：WO2018005833A2
公开(公告)日：2018-01-04
申请号：PCT/US2017/040058
申请日：2017-06-29
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： THOMPSON, David S. , BRAUN, Ryan M. , RULE, Joseph D. , LEATHERDALE, Catherine A. , SOLOMONSON, Steven D. , CONDO, Peter D. , STRADINGER, John J. , JOHNSON, Michael A. , POKORNY, Richard J. , PATZMAN, Derek W.
Abstract: A display film includes a transparent cross-linked polyurethane layer. The transparent cross-linked polyurethane layer having a glass transition temperature of 10 degrees Celsius or less and a Tan Delta peak value of 0.5 or greater.
Abstract translation: 显示膜包括透明交联聚氨酯层。 透明交联聚氨酯层具有10摄氏度或更低的玻璃化转变温度和Tanδ峰值为0.5或更大。
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7.发明申请
公开(公告)号：WO2015069347A3
公开(公告)日：2015-05-14
申请号：PCT/US2014/050659
申请日：2014-08-12
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , SWANSON, Jeremy O. , THORSON, James E. , SCHULTZ, William J. , THUNHORST, Kristin L.
Abstract: A nanocomposite is provided including nonspherical silica nanoparticles dispersed in a curable resin or a curing agent, where the nanocomposite contains less than 2% by weight solvent. A composite is also provided including from about 4 to 70 weight percent of nonspherical silica nanoparticles dispersed in a cured resin, and a filler embedded in the cured resin. Further, a method of preparing a nanoparticle-containing curable resin system is provided including mixing from 10 to 70 weight percent of aggregated silica nanoparticles with a curable resin and optionally a dispersant, a catalyst, a diluent, a surface treatment agent, and/or a curing agent, to form a mixture. The mixture contains less than 2% by weight solvent. The method also includes milling the mixture in an immersion mill containing milling media to form a milled resin system including nonspherical silica nanoparticles dispersed in the curable resin.
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8.发明申请NANOCOMPOSITES CONTAINING SILICA NANOPARTICLES AND DISPERSANT, COMPOSITES, ARTICLES, AND METHODS OF MAKING SAME 审中-公开含有二氧化硅纳米颗粒和分散剂的纳米复合材料，复合材料，制品及其制备方法
公开(公告)号：WO2015023640A1
公开(公告)日：2015-02-19
申请号：PCT/US2014/050661
申请日：2014-08-12
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , SWANSON, Jeremy O. , THORSON, James E. , THUNHORST, Kristin L.
CPC classification number: C08K9/04 , B05D2601/02 , B05D2601/22 , C08J5/005 , C08J5/24 , C08J2333/08 , C08J2333/24 , C08J2363/00 , C08K3/36 , C08K7/00 , C08K7/18 , C08K7/28 , C08K9/06 , C08K2201/003 , C08K2201/011 , C08L63/00 , C09D7/40 , C08L71/00
Abstract: A nanocomposite is provided including silica nanoparticles and a dispersant dispersed in a curable resin or a curing agent, where the nanocomposite contains less than 2% by weight solvent. The silica nanoparticles include nonspherical silica nanoparticles and/or spherical pyrogenic silica nanoparticles. A composite is also provided including from about 4 to 70 weight percent of silica nanoparticies, and a dispersant, dispersed in a cured resin, and a filler embedded in the cured resin. Optionally, the composite further contains a curing agent. Further, a method of preparing a nanoparticle-containing curable resin system is provided including mixing from 10 to 70 weight percent of aggregated silica nanoparticles with a curable resin and a dispersant to form a mixture. The mixture contains less than 2% by weight solvent. The method also includes milling the mixture in an immersion mill containing milling media to form a milled resin system including silica nanoparticles dispersed in the curable resin.
Abstract translation: 提供纳米复合材料，其包括分散在可固化树脂或固化剂中的二氧化硅纳米颗粒和分散剂，其中纳米复合材料含有小于2重量％的溶剂。 二氧化硅纳米颗粒包括非球形二氧化硅纳米颗粒和/或球形致热二氧化硅纳米颗粒。 还提供了包含约4-70重量％的二氧化硅纳米颗粒和分散在固化树脂中的分散剂和嵌入固化树脂中的填料的复合材料。 任选地，复合物还含有固化剂。 此外，提供了制备含纳米颗粒的可固化树脂体系的方法，包括将10至70重量％的聚集二氧化硅纳米颗粒与可固化树脂和分散剂混合以形成混合物。 该混合物含有小于2重量％的溶剂。 该方法还包括在含有研磨介质的浸轧机中研磨混合物以形成包含分散在可固化树脂中的二氧化硅纳米粒子的研磨树脂体系。
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公开(公告)号：WO2021152411A1
公开(公告)日：2021-08-05
申请号：PCT/IB2021/050264
申请日：2021-01-14
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： CONDO, Peter D. , THOMPSON, David Scott
Abstract: A retroreflective element includes a composite core including a nanocomposite and a plurality of first beads distributed in the nanocomposite. The retroreflective element further includes a plurality of second beads at a perimeter of the composite core. A retroreflective film includes a plurality of beads bonded to a backing layer through a nanocomposite. The nanocomposite includes at least one polymer and metal oxide nanoparticles dispersed in the at least one polymer. An aqueous dispersion that may be used in making the retroreflective film includes at least one polymer, metal oxide nanoparticles dispersed in water, and beads distributed in the water. The at least one polymer includes a first polymer including (meth)acrylic acid monomer units. The metal oxide nanoparticles are surface modified with a carboxylic acid silane surface modifying agent.
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公开(公告)号：WO2018112181A1
公开(公告)日：2018-06-21
申请号：PCT/US2017/066379
申请日：2017-12-14
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： WOODY, Joseph W., V , THOMPSON, David S. , SOLOMSON, Steven D. , STRADINGER, John J. , BRAUN, Ryan M. , RULE, Joseph D. , CONDO, Peter D. , LEATHERDALE, Catherine A. , JOHNSON, Michael A.
Abstract: A display film comprises a transparent glass layer including two or more co-planar glass layer segments and a thickness defined by a first major surface and a second major surface opposing the first major surface being less than 500 micrometers; interstitial polymer material separating adjacent segments; and transparent energy dissipation layer having a glass transition temperature of 27 degrees Celsius or less and a Tan Delta peak value of 0.5 or greater and being disposed on the first major surface.
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