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公开(公告)号:US20120263778A1
公开(公告)日:2012-10-18
申请号:US13516440
申请日:2010-12-10
CPC分类号: C08G18/44 , A61L29/085 , A61L31/10 , C08G18/0823 , C08G18/12 , C09D175/04 , C09D175/06 , C08G18/3234 , C08L75/04
摘要: The invention relates to a polyurethane urea comprising structural units of formula (I), not terminated by at least one copolymer unit of polyethylene oxide and polypropylene oxide, and that can particularly be used for producing stent coatings. The invention further relates to a substrate having a base coating made of a polyurethane urea according to the invention. The invention further relates to a coating structure comprising at least one layer comprising active substances and made of a polyurethane urea according to the invention, and at least one layer free of active substances, made of a polyurethane urea according to the invention. The invention finally relates to a method for coating a substrate, wherein at least one layer made of a polyurethane urea according to the invention is applied to the substrate.
摘要翻译: 本发明涉及包含式(I)结构单元的聚氨酯脲,其不被聚环氧乙烷和聚环氧丙烷的至少一种共聚物单元封端,并且特别可用于制备支架涂层。 本发明还涉及一种具有根据本发明的由聚氨酯脲制成的基底涂层的基底。 本发明还涉及一种涂层结构,其包括至少一层包含活性物质并由根据本发明的聚氨酯脲制成的层和至少一层不含活性物质的层,该层由本发明的聚氨酯脲制成。 本发明最终涉及用于涂布基材的方法,其中根据本发明的由聚氨酯脲制成的至少一层施加到基材上。
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公开(公告)号:US20110160310A1
公开(公告)日:2011-06-30
申请号:US13061338
申请日:2009-08-22
申请人: Jürgen Köcher , Christian Wamprecht
发明人: Jürgen Köcher , Christian Wamprecht
CPC分类号: A61L29/085 , A61L31/10 , A61L33/068 , C08G18/12 , C08G18/283 , C08G18/3212 , C08G18/44 , C08G18/664 , C08G18/755 , C08G18/758 , C08J3/07 , C08J2375/04 , C08J2375/08 , C09D175/06 , C08L75/04 , C08G18/3228
摘要: The present invention relates to a polyurethaneurea dispersion including a polyurethaneurea which is terminated with at least one polyethylene oxide- and polypropylene oxide-based copolymer unit, and includes a polycarbonate polyol-based unit of formula (I)
摘要翻译: 本发明涉及包含聚氨酯脲的聚氨酯脲分散体,其用至少一种聚环氧乙烷和聚环氧丙烷基共聚物单元封端,并包括式(I)的基于聚碳酸酯多元醇的单元,
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公开(公告)号:US08791200B2
公开(公告)日:2014-07-29
申请号:US13062267
申请日:2009-08-22
申请人: Jürgen Köcher , Christian Wamprecht
发明人: Jürgen Köcher , Christian Wamprecht
IPC分类号: C08G18/08
CPC分类号: A61L29/085 , A61L31/10 , A61L33/068 , C08G18/12 , C08G18/283 , C08G18/44 , C08G18/664 , C08G18/758 , C08J3/07 , C08J2375/04 , C08J2375/08 , C09D175/06 , C08L75/04 , C08G18/3234 , C08G18/282
摘要: The present invention relates to a polyurethaneurea solution having a polyurethaneurea having a structural unit of the formula (I) and terminated with at least one copolymer unit of the group consisting of a polyethylene oxide, a polypropylene oxide, and mixtures thereof.
摘要翻译: 本发明涉及一种聚氨酯脲溶液,其具有具有式(I)结构单元的聚氨酯脲,并用至少一种由聚环氧乙烷,聚环氧丙烷及其混合物组成的组的共聚物单元封端。
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公开(公告)号:US20120178825A1
公开(公告)日:2012-07-12
申请号:US13496576
申请日:2010-09-04
申请人: Jürgen Köcher , Christian Wamprecht
发明人: Jürgen Köcher , Christian Wamprecht
IPC分类号: C08K5/3415 , C08L75/04 , C08K5/20 , A61K47/34 , C08K5/06 , C08K5/07 , C08K5/05 , C09D175/04 , C08G18/28 , C08K5/21
CPC分类号: C08G18/44 , A61L29/085 , A61L31/10 , C08G18/283 , C08L75/04 , C09D175/04
摘要: The invention relates to novel polyurethane ureas which can be used in the production of hydrophilic coatings on various substrates.
摘要翻译: 本发明涉及可用于生产各种基材上的亲水涂层的新型聚氨酯脲。
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公开(公告)号:US20120083537A1
公开(公告)日:2012-04-05
申请号:US13062267
申请日:2009-08-22
申请人: Jürgen Köcher , Christian Wamprecht
发明人: Jürgen Köcher , Christian Wamprecht
IPC分类号: A61K47/34 , C08K5/05 , C09D175/04 , C08G18/28
CPC分类号: A61L29/085 , A61L31/10 , A61L33/068 , C08G18/12 , C08G18/283 , C08G18/44 , C08G18/664 , C08G18/758 , C08J3/07 , C08J2375/04 , C08J2375/08 , C09D175/06 , C08L75/04 , C08G18/3234 , C08G18/282
摘要: The present invention relates to a polyurethaneurea solution having a polyurethaneurea having a structural unit of the formula (I) and terminated with at least one copolymer unit of the group consisting of a polyethylene oxide, a polypropylene oxide, and mixtures thereof.
摘要翻译: 本发明涉及一种聚氨酯脲溶液,其具有具有式(I)结构单元的聚氨酯脲,并用至少一种由聚环氧乙烷,聚环氧丙烷及其混合物组成的组的共聚物单元封端。
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公开(公告)号:US06797800B2
公开(公告)日:2004-09-28
申请号:US10144608
申请日:2002-05-13
IPC分类号: C08G1874
CPC分类号: C08G18/798 , C08G18/027
摘要: The invention relates to a method of preparing a polyisocyanate with at least one uretdione group by oligomerizing part of the isocyanate groups of isophorone diisocyanate in the presence of a catalyst which accelerates the dimerization of isocyanate groups, wherein the oligomerization catalyst comprises a saline compound comprising from 10 to 100 wt. % of 1,2,3- and/or 1,2,4-triazolate structures (calculated as C2N3; molecular weight=66) in the anion, and the products prepared by this method.
摘要翻译: 本发明涉及一种通过在促进异氰酸酯基团二聚化的催化剂存在下使异佛尔酮二异氰酸酯的一部分异氰酸酯基团低聚来制备具有至少一个脲二酮基团的多异氰酸酯的方法,其中该低聚催化剂包括含有 10〜100重量% 阴离子中1,2,3-和/或1,2,4-三唑酸酯结构的%(以C2N3计算;分子量= 66),以及通过该方法制备的产物。
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公开(公告)号:US20110021696A1
公开(公告)日:2011-01-27
申请号:US12933149
申请日:2009-03-16
申请人: Jürgen Köcher , Thorsten Rische
发明人: Jürgen Köcher , Thorsten Rische
IPC分类号: C08L75/04
CPC分类号: A61L29/08 , A61L31/10 , C08G18/12 , C08G18/283 , C08G18/44 , C08G18/722 , C08G18/755 , C08G18/758 , C09D175/04 , C08G18/3228
摘要: The present invention relates to a polyurethane urea dispersion, wherein the polyurethane urea (1) is terminated with a copolymer unit of polyethylene oxide and polypropylene oxide, and (2) at least one polycarbonate polyol comprising at least one hydroxyl group.
摘要翻译: 本发明涉及一种聚氨酯脲分散体,其中聚氨酯脲(1)用聚环氧乙烷和聚环氧丙烷的共聚物单元封端,和(2)至少一种包含至少一个羟基的聚碳酸酯多元醇。
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公开(公告)号:US07060817B2
公开(公告)日:2006-06-13
申请号:US10910943
申请日:2004-08-04
申请人: Jürgen Köcher , Reinhard Halpaap
发明人: Jürgen Köcher , Reinhard Halpaap
IPC分类号: C07D229/00 , C07D251/34 , C07D273/04
CPC分类号: C07D295/30 , C07D241/20 , C07D261/14 , C07D277/52 , C08G18/022 , C08G18/027 , C08G18/1883
摘要: The present invention relates to the use of sulphonamide salts as catalysts for oligomerizing isocyanates and also to a process for NCO oligomerization using the catalysts of the invention.
摘要翻译: 本发明涉及磺酰胺盐作为用于低聚异氰酸酯的催化剂的用途,以及使用本发明的催化剂的NCO低聚方法。
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公开(公告)号:US20120129259A1
公开(公告)日:2012-05-24
申请号:US13321844
申请日:2010-05-18
申请人: Jürgen Köcher , Theresia Klose , Tilo Pompe , Philipp Seib , Carsten Werner
发明人: Jürgen Köcher , Theresia Klose , Tilo Pompe , Philipp Seib , Carsten Werner
IPC分类号: C12N5/071 , B05D5/00 , B05D3/00 , C12N5/0775
CPC分类号: C12N5/0068 , C12M23/20 , C12M25/06 , C12N2533/30
摘要: The present invention relates to a method for producing a coated cell culture carrier, wherein a solution comprising a polyurethane urea is applied to a cell carrier and dried. The polyurethane urea is produced beforehand by converting at least one polycarbonate polyol component, at least one polyisocyanate component, and at least one diamino component. The invention further relates to a cell culture carrier obtained according to the method and the use thereof for in-vitro cultivation of stem cells, particularly for cultivating mesenchymal stem cells.
摘要翻译: 本发明涉及一种生产包被的细胞培养载体的方法,其中将包含聚氨酯脲的溶液施加到细胞载体上并干燥。 通过转化至少一种聚碳酸酯多元醇组分,至少一种多异氰酸酯组分和至少一种二氨基组分,预先制备聚氨酯脲。 本发明还涉及根据该方法获得的细胞培养载体及其用于体外培养干细胞的用途,特别是培养间充质干细胞。
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公开(公告)号:US20110078832A1
公开(公告)日:2011-03-31
申请号:US12995093
申请日:2009-05-19
申请人: Jürgen Köcher , Thorsten Rische
发明人: Jürgen Köcher , Thorsten Rische
IPC分类号: C09D175/04 , B05D5/06 , B05D1/36 , B32B17/10 , A01H5/10
CPC分类号: C08G18/283 , C08G18/12 , C08G18/44 , C08G18/6685 , C08G18/722 , C09D175/12 , Y10T428/31601 , C08G18/3228
摘要: The present invention relates to a coating composition in the form of a dispersion containing a polyurethane urea which (1) is terminated by a copolymer unit of polyethylene oxide and polypropylene oxide, and (2) contains at least one hydroxyl-group-containing polycarbonate polyol.
摘要翻译: 本发明涉及包含聚氨酯脲的分散体形式的涂料组合物,(1)由聚环氧乙烷和聚环氧丙烷的共聚物单元封端,和(2)含有至少一个含羟基的聚碳酸酯多元醇 。
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