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1. 发明授权

US09778488B2 Medical device and method for producing the same 有权
公开(公告)号：US09778488B2
公开(公告)日：2017-10-03
申请号：US14239075
申请日：2012-08-14
申请人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
发明人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
IPC分类号： A61L27/34 , A61L27/52 , C08L83/04 , A61F2/16 , G02C7/04 , G02B1/18 , A61L27/18 , A61L27/50 , B29D11/00 , A61F2/14
CPC分类号： G02C7/049 , A61F2/14 , A61F2/16 , A61L27/18 , A61L27/34 , A61L27/50 , A61L27/52 , A61L2400/10 , A61L2420/06 , A61L2430/16 , B29D11/00038 , B29D11/00067 , G02B1/18 , G02C7/04 , C08L83/04 , C08L33/00
摘要： A medical device includes a layer made of an acidic polymer and a basic polymer formed on at least a part of a surface of a water-containing base material, wherein at least one kind of an acidic polymer and a basic polymer forming the acidic polymer or the basic polymer is a polymer having a hydroxy group.

2. 发明授权

US09632212B2 Medical device and method for producing the same 有权
公开(公告)号：US09632212B2
公开(公告)日：2017-04-25
申请号：US14238993
申请日：2012-08-10
申请人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
发明人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
IPC分类号： G02B1/04 , A61L27/34 , B29D11/00 , G02C7/04 , G02B1/18
CPC分类号： G02B1/043 , A61L27/34 , A61L2400/10 , A61L2420/02 , A61L2420/08 , A61L2430/16 , B29D11/00038 , G02B1/18 , G02C7/04
摘要： To provide a medical device which is excellent in wettability and lubricity and is also scarcely broken since it is soft, by a medical device in which a layer made of an acidic polymer and a basic polymer is formed on at least a part of a surface of a low water content soft base material, the low water content soft base material containing, as a main component, a copolymer containing a monofunctional monomer component M having one polymerizable functional group and one silicone moiety per molecule.

3. 发明申请

US20140240660A1 MEDICAL DEVICE, AND METHOD FOR PRODUCING SAME 有权
标题翻译：医疗装置及其制造方法
公开(公告)号：US20140240660A1
公开(公告)日：2014-08-28
申请号：US14239074
申请日：2012-08-14
申请人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
发明人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
IPC分类号： G02B1/04 , B29D11/00
CPC分类号： G02B1/043 , A61L27/18 , A61L27/34 , A61L27/50 , A61L27/52 , A61L2400/10 , A61L2420/06 , A61L2430/16 , B29D11/00038 , B29D11/00865 , G02B1/18 , G02C7/04 , C08L33/00 , C08L83/04
摘要： A medical device includes a layer made of an acidic polymer and a basic polymer formed on at least a part of a surface of a base material, wherein at least one kind of an acidic polymer and a basic polymer forming the layers made of the acidic polymer and the basic polymer is a multi-component copolymer of three or more components.
摘要翻译：医疗装置包括由酸性聚合物制成的层和形成在基材表面的至少一部分上的碱性聚合物，其中至少一种酸性聚合物和形成由酸性聚合物制成的层的碱性聚合物碱性聚合物是三种以上成分的多组分共聚物。

4. 发明申请

US20120065348A1 SOLUBLE SILICONE PREPOLYMERS 有权
标题翻译：可溶性硅酮预处理剂
公开(公告)号：US20120065348A1
公开(公告)日：2012-03-15
申请号：US13300576
申请日：2011-11-19
申请人： Kazuhiko Fujisawa , Mitsuru Yokota , Masataka Nakamura
发明人： Kazuhiko Fujisawa , Mitsuru Yokota , Masataka Nakamura
IPC分类号： C08F30/08 , G02C7/04
CPC分类号： G02B1/043 , C07F7/0838 , C08F220/26 , C08F220/38 , C08F220/56 , C08F230/08
摘要： In one aspect, the invention relates to silicon-based prepolymers. The disclosed prepolymers exhibit satisfactory solubility in aqueous solutions or hydrophilic solutions and can overcome undesirable shrinkage, expansion, and related problems possessed by conventional silicone monomers and related conventional polymerization techniques by producing hydrogels from a crosslinkable prepolymer. Also disclosed are polymers and molded articles produced from the disclosed prepolymers, which attain a satisfactory oxygen permeability. Also disclosed are methods for producing the disclosed prepolymers. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
摘要翻译：一方面，本发明涉及硅基预聚物。所公开的预聚物在水溶液或亲水溶液中表现出令人满意的溶解性，并且可以通过从可交联预聚物生产水凝胶来克服常规硅氧烷单体和相关常规聚合技术所具有的不期望的收缩，膨胀和相关问题。还公开了由公开的预聚物制备的聚合物和模塑制品，其获得令人满意的氧气渗透性。还公开了制备所公开的预聚物的方法。该摘要旨在作为用于在特定技术中进行搜索的扫描工具，而不意在限制本发明。

5. 发明授权

US07683206B2 Silicone compound and process for producing the same 有权
标题翻译：硅酮化合物及其制备方法
公开(公告)号：US07683206B2
公开(公告)日：2010-03-23
申请号：US10590850
申请日：2005-02-25
申请人： Kazuhiko Fujisawa , Tsutomu Goshima , Mitsuru Yokota
发明人： Kazuhiko Fujisawa , Tsutomu Goshima , Mitsuru Yokota
IPC分类号： C07F7/08 , C07C30/08 , C08G77/38
CPC分类号： C08G77/14 , C07F7/0838
摘要： This invention provides a process for producing of a silicone compound which includes a synthesis reaction of a silicone compound represented by the following formulas (a) and/or (a′), by reacting a carboxylic acid represented by the following formula (a2) to an epoxy silane represented by the following formula (a1) in presence of a metal salt of the carboxylic acid represented by the general formula (a2), characterized in that the reaction is carried out in presence of 0.05 wt % or more water in said reaction system. Here, A denotes siloxanyl group. R1 denotes a substitutent with 1 to 20 carbons having a polymerizable group. R2 to R4 respectively and independently denote hydrogen, a substituted or unsubstituted substitutent with 1 to 20 carbons, or —X-A. X denotes a substituted or unsubstituted divalent substitutent with 1 to 20 carbons.
摘要翻译：本发明提供一种硅氧烷化合物的制造方法，其包括由下式（a）和/或（a'）表示的硅氧烷化合物的合成反应，将下式（a2）表示的羧酸与在由通式（a2）表示的羧酸的金属盐的存在下，由下式（a1）表示的环氧硅烷，其特征在于，所述反应在所述反应中在0.05重量％以上的水的存在下进行系统。这里，A表示硅氧烷基。 R1表示具有可聚合基团的具有1至20个碳的取代基。 R2至R4分别独立地表示氢，取代或未取代的碳原子数1〜20的取代基或-X-A。 X表示具有1至20个碳的取代或未取代的二价取代基。

6. 发明申请

US20080081894A1 HYDROLYSIS-RESISTANT SILICONE COMPOUNDS 有权
标题翻译：耐水解硅酮化合物
公开(公告)号：US20080081894A1
公开(公告)日：2008-04-03
申请号：US11561456
申请日：2006-11-20
申请人： Kazuhiko Fujisawa , Masataka Nakamura , Mitsuru Yokota , Douglas G. Vanderlaan
发明人： Kazuhiko Fujisawa , Masataka Nakamura , Mitsuru Yokota , Douglas G. Vanderlaan
IPC分类号： C08G77/04 , C07F7/04
CPC分类号： C07F7/0872 , C07F7/0838 , C07F7/0876 , C07F7/21 , C08F30/08 , C08G77/20 , G02B1/043
摘要： In one aspect, the invention relates to hydrolysis-resistant silicone compounds. In particular, disclosed are sterically hindered hydrolysis-resistant silicone compounds and improved purity hydrolysis-resistant silicone compounds. Also disclosed are processes for making hydrolysis-resistant silicone compounds; the products of the disclosed processes; compositions and polymers comprising the disclosed compounds and products of the disclosed processes; and ophthalmic lenses, for example contact lenses, intraocular lenses, artificial cornea, and spectacle lenses, comprising the disclosed compositions, disclosed polymers, disclosed compounds, and products of the disclosed processes. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
摘要翻译：一方面，本发明涉及耐水解硅氧烷化合物。特别地，公开了空间位阻的耐水解硅氧烷化合物和改进的纯度耐水解硅氧烷化合物。还公开了制备耐水解硅氧烷化合物的方法; 所公开流程的产品; 包含所公开的化合物和所公开方法的产物的组合物和聚合物; 和眼科镜片，例如隐形眼镜，眼内透镜，人造角膜和眼镜镜片，包括所公开的组合物，公开的聚合物，公开的化合物和所公开的方法的产品。该摘要旨在作为用于在特定技术中进行搜索的扫描工具，而不意在限制本发明。

7. 发明申请

US20140198295A1 MEDICAL DEVICE AND METHOD FOR PRODUCING THE SAME 有权
标题翻译：医疗装置及其制造方法
公开(公告)号：US20140198295A1
公开(公告)日：2014-07-17
申请号：US14238993
申请日：2012-08-10
申请人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
发明人： Kazuhiko Fujisawa , Rumiko Kitagawa , Masataka Nakamura
IPC分类号： G02B1/04
CPC分类号： G02B1/043 , A61L27/34 , A61L2400/10 , A61L2420/02 , A61L2420/08 , A61L2430/16 , B29D11/00038 , G02B1/18 , G02C7/04
摘要： To provide a medical device which is excellent in wettability and lubricity and is also scarcely broken since it is soft, by a medical device in which a layer made of an acidic polymer and a basic polymer is formed on at least a part of a surface of a low water content soft base material, the low water content soft base material containing, as a main component, a copolymer containing a monofunctional monomer component M having one polymerizable functional group and one silicone moiety per molecule.
摘要翻译：为了提供一种润湿性和润滑性优异的医疗器械，由于柔软，因此其中由酸性聚合物和碱性聚合物构成的层形成在表面的至少一部分上的医疗装置低水含量的软基材料，低水含量的软基材料含有作为主要成分的含有每分子具有一个可聚合官能团和一个硅氧烷部分的单官能单体组分M的共聚物。

8. 发明申请

US20120283381A1 MACROINITIATOR CONTAINING HYDROPHOBIC SEGMENT 审中-公开
标题翻译：含有疏水部分的微生物
公开(公告)号：US20120283381A1
公开(公告)日：2012-11-08
申请号：US13449412
申请日：2012-04-18
申请人： Ryuta Tamiya , Kazuhiko Fujisawa , Masataka Nakamura
发明人： Ryuta Tamiya , Kazuhiko Fujisawa , Masataka Nakamura
IPC分类号： C08L83/08 , C08G77/455 , C08G77/26
CPC分类号： C08L83/10 , A61L12/14 , A61L27/18 , A61L2430/16 , C08G77/26 , C08G77/388 , C08G77/452 , C08L83/08 , C08L2201/10 , C08L2201/54 , C08L2203/02 , G02B1/043 , G02B1/18 , C08L101/14 , C08L83/04
摘要： The present invention relates to macroinitiators comprising at least one hydrophobic segments in a molecule, wherein a molecular weight of the hydrophobic segment is 300 to 1800. The present invention further relates to block copolymers, wetting agent and polymeric materials having the block copolymers of the present invention associated with, which is suitable for medical devices, particularly for ophthalmic devices, including contact lenses, ophthalmic lenses, punctal plugs and artificial corneas.
摘要翻译：本发明涉及包含分子中至少一个疏水链段的大分子引发剂，其中疏水链段的分子量为300至1800.本发明还涉及嵌段共聚物，润湿剂和具有本发明的嵌段共聚物的聚合物材料其适用于医疗装置，特别是用于眼科装置，包括隐形眼镜，眼用透镜，泪点塞和人造角膜。

9. 发明授权

US08053539B2 Siloxanyl materials for molded plastics 有权
标题翻译：用于模制塑料的硅氧烷材料
公开(公告)号：US08053539B2
公开(公告)日：2011-11-08
申请号：US11609677
申请日：2006-12-12
申请人： Masataka Nakamura , Kazuhiko Fujisawa , Mitsuru Yokota
发明人： Masataka Nakamura , Kazuhiko Fujisawa , Mitsuru Yokota
IPC分类号： C08F30/08 , C08G77/60 , C08G77/04
CPC分类号： C08G77/14 , C08F220/26 , C08F230/08 , C08G77/045
摘要： In one aspect, the invention relates to compositions comprising siloxanyl compounds comprising the structure: or residues thereof. Such compositions can be suitable for producing molded articles, can be excellent in transparency, hydrophilicity, and oxygen permeability, and can have a low modulus of elasticity and/or an excellent optical quality, so as to be suitable for ophthalmic lenses such as contact lenses and intraocular lenses. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
摘要翻译：在一个方面，本发明涉及包含结构或其残基的含有硅氧烷基化合物的组合物。这样的组合物可以适用于制造模塑制品，透明性，亲水性和透氧性优异，并且可以具有低弹性模量和/或优异的光学质量，以适用于眼镜片如隐形眼镜和眼内透镜。该摘要旨在作为用于在特定技术中进行搜索的扫描工具，而不意在限制本发明。

10. 发明申请

US20110160385A1 MACROMONOMER MIXTURE, TERMINAL-REACTIVE POLYMER MIXTURE, INTERMEDIATE FOR MACROMONOMER AND SILICONE HYDROGEL 有权
标题翻译：大分子混合物，终端反应性聚合物混合物，中间体用于大分子和硅氧烷水合物
公开(公告)号：US20110160385A1
公开(公告)日：2011-06-30
申请号：US12975509
申请日：2010-12-22
申请人： Kazuhiko Fujisawa , Masataka Nakamura
发明人： Kazuhiko Fujisawa , Masataka Nakamura
IPC分类号： C08L83/08 , C08L39/06 , C08L33/26
CPC分类号： C08L39/06 , C08F220/26 , C08F220/36 , C08F220/38 , C08L33/26 , C08L43/04
摘要： To obtain a hydrophilic macromonomer mixture which is a highly polymerized hydrophilic macromonomer, has few components not bonded to the polymer chain after polymerization, and is less likely to leaching. Provided is a macromonomer mixture containing macromonomer A being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a polymerization initiator at an end thereof; and macromonomer B being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a chain transfer agent at an end thereof.
摘要翻译：为了得到高亲水性大分子单体的亲水性大分子单体混合物，聚合后没有与聚合物链结合的成分少，不太可能浸出。提供了含有大分子单体A的大分子单体混合物，其是具有通过将可聚合基团进一步引入到其末端的聚合引发剂的反应性基团而获得的大分子单体; 并且大分子单体B是具有通过将可聚合基团进一步引入到其末端由链转移剂衍生的反应性基团而获得的基团的大分子单体。

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