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1.
公开(公告)号:US11326303B2
公开(公告)日:2022-05-10
申请号:US15832725
申请日:2017-12-05
Applicant: CORNELL UNIVERSITY
Inventor: Anil N. Netravali , Yidong Zhong , Namrata V. Patil
IPC: D06M13/513 , D06M13/325 , D06M13/184 , D06M11/79 , C08B15/05 , C08B15/10 , D06M13/188 , D06M10/00 , D06M10/08 , D06M101/06
Abstract: The disclosure provides a composition comprising a modified cellulosic surface having aliphatic fatty acid molecules and amine-silica particles that are covalently bonded to cellulose fibers of the cellulosic surface. Also disclosed is a composition comprising a modified cellulosic surface including low surface energy molecules and amine functionalized nanotubes decorated with silica nanoparticles that are covalently bonded to cellulose fibers of the cellulosic surface. Also disclosed is a process for increasing hydrophobicity of a cellulosic surface. Also disclosed is a process for increasing hydrophobicity and surface roughness of a cellulosic surface. Also disclosed are products comprising the compositions and modified cellulosic surfaces of the present invention.
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2.
公开(公告)号:US11913164B2
公开(公告)日:2024-02-27
申请号:US17739970
申请日:2022-05-09
Applicant: CORNELL UNIVERSITY
Inventor: Anil N. Netravali , Yidong Zhong , Namrata V. Patil
IPC: D06M13/513 , D06M13/325 , D06M13/184 , D06M11/79 , C08B15/05 , C08B15/10 , D06M13/188 , D06M10/00 , D06M10/08 , D06M101/06
CPC classification number: D06M13/513 , C08B15/05 , C08B15/10 , D06M11/79 , D06M13/184 , D06M13/188 , D06M13/325 , D06M10/003 , D06M10/08 , D06M2101/06 , D06M2200/12 , D06M2400/01
Abstract: The disclosure provides a composition comprising a modified cellulosic surface having aliphatic fatty acid molecules and amine-silica particles that are covalently bonded to cellulose fibers of the cellulosic surface. Also disclosed is a composition comprising a modified cellulosic surface including low surface energy molecules and amine functionalized nanotubes decorated with silica nanoparticles that are covalently bonded to cellulose fibers of the cellulosic surface. Also disclosed is a process for increasing hydrophobicity of a cellulosic surface. Also disclosed is a process for increasing hydrophobicity and surface roughness of a cellulosic surface. Also disclosed are products comprising the compositions and modified cellulosic surfaces of the present invention.
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3.
公开(公告)号:US11530300B2
公开(公告)日:2022-12-20
申请号:US16813694
申请日:2020-03-09
Applicant: CORNELL UNIVERSITY
Inventor: Anil N. Netravali , Namrata V. Patil
IPC: A61K9/00 , C08H1/06 , C08H1/02 , D06M13/123 , D06M10/08 , D06M13/188 , A45D7/06
Abstract: Disclosed is a method of crosslinking protein fibers, including wool fibers, by (i) providing a crosslinking agent including an oxidized sugar mixture having a plurality of different oxidized sugars of different molecular lengths and having at least two aldehyde groups (e.g., oxidized soy flour sugars); and (ii) infiltrating a plurality of non-crosslinked protein fibers with the crosslinking agent under conditions effective to cause protein molecules contained in the non-crosslinked protein fibers to become crosslinked. This method yields a population of crosslinked protein fibers, where the protein molecules of the non-crosslinked protein fibers include amine groups that react with the aldehyde groups of the oxidized sugars to achieve the crosslinking of the protein molecules to yield the crosslinked protein fibers.
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4.
公开(公告)号:US20180119334A1
公开(公告)日:2018-05-03
申请号:US15832725
申请日:2017-12-05
Applicant: CORNELL UNIVERSITY
Inventor: Anil N. Netravali , Yidong Zhong , Namrata V. Patil
IPC: D06M13/513 , C08B15/10 , C08B15/05 , D06M13/188
CPC classification number: D06M13/513 , C08B15/05 , C08B15/10 , D06M10/003 , D06M10/08 , D06M11/79 , D06M13/184 , D06M13/188 , D06M13/325 , D06M2101/06 , D06M2200/12 , D06M2400/01
Abstract: The disclosure provides a composition comprising a modified cellulosic surface having aliphatic fatty acid molecules and amine-silica particles that are covalently bonded to cellulose fibers of the cellulosic surface. Also disclosed is a composition comprising a modified cellulosic surface including low surface energy molecules and amine functionalized nanotubes decorated with silica nanoparticles that are covalently bonded to cellulose fibers of the cellulosic surface. Also disclosed is a process for increasing hydrophobicity of a cellulosic surface. Also disclosed is a process for increasing hydrophobicity and surface roughness of a cellulosic surface,. Also disclosed are products comprising the compositions and modified cellulosic surfaces of the present invention.
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