-
公开(公告)号：US20090081463A1
公开(公告)日：2009-03-26
申请号：US11859017
申请日：2007-09-21
申请人： Vidhu J. Nagpal , Robert D. Herold
发明人： Vidhu J. Nagpal , Robert D. Herold
CPC分类号： C08G18/10 , C08G18/3225 , C08G18/3876 , C08G18/775 , C08J7/04 , C08J2375/04 , G02B1/10 , Y10T428/31
摘要： Disclosed is a tinted article formed from a substrate having a refractive index of at least 1.57 comprising at least partially polymerized sulfur-containing polyurethane material and/or at least partially polymerized sulfur-containing polyurethaneurea material; an intermediate coating applied to at least a portion of the substrate; a tintable hardcoat applied to at least a portion of the intermediate coating; and tint applied to at least a portion of the tintable hardcoat. Methods for preparing the tinted articles also are provided.
摘要翻译： 公开了一种由基材形成的着色制品，该基材的折射率至少为1.57，包括至少部分聚合的含硫聚氨酯材料和/或至少部分聚合的含硫聚氨酯脲材料; 施加到所述基材的至少一部分的中间涂层; 施加到中间涂层的至少一部分的可着色硬涂层; 并且着色应用于可着色硬涂层的至少一部分。 还提供了制备着色制品的方法。
-
公开(公告)号：US20100048852A1
公开(公告)日：2010-02-25
申请号：US12590085
申请日：2009-11-02
申请人： Nina V. Bojkova , Robert A. Smith , Robert D. Herold , Chandra B. Rao , William H. McDonald , Vidhu J. Nagpal , Marvin J. Graham , Phillip C. Yu , Suresh G. Sawant , Michael O. Okoroafor
发明人： Nina V. Bojkova , Robert A. Smith , Robert D. Herold , Chandra B. Rao , William H. McDonald , Vidhu J. Nagpal , Marvin J. Graham , Phillip C. Yu , Suresh G. Sawant , Michael O. Okoroafor
IPC分类号： C08G18/00
CPC分类号： C08G18/758 , C08G18/10 , C08G18/12 , C08G18/324 , C08G18/3876 , C08G18/4018 , C08G18/4202 , C08G18/4277 , C08G18/4837 , C08G18/52 , C08G18/6611 , C08G18/6644 , C08G18/722 , C08G18/724 , C08J5/18 , C08J2375/04 , G02B1/041 , C08G18/6685 , C08G18/3874 , C08G18/3237 , C08L75/04 , C08L81/00
摘要： The present invention relates to a sulfur-containing polyureaurethane and a method of preparing the polyureaurethane. The sulfur-containing polyureaurethane has a refractive index of at least 1.57, an Abbe number of at least 32 and a density of less than 1.3 grams/cm3 when cured. The sulfur-containing polyureaurethane is prepared by the reaction of: (a) a sulfur-containing, isocyanate functional polyurethane prepolymer derived from: (i) a polyisocyanate; and (ii) a polythiol oligomer produced by the reaction of at least two or more different dienes with one or more dithiols and in certain embodiments at least one trifunctional or higher-functional polythiol; and (b) an amine-containing curing agent.
摘要翻译： 本发明涉及一种含硫聚脲氨酯及其制备方法。 含硫聚脲聚氨酯的固化时的折射率至少为1.57，阿贝数至少为32，密度小于1.3克/厘米3。 通过以下反应制备含硫聚脲氨酯：（a）衍生自以下的含硫异氰酸酯官能化聚氨酯预聚物：（i）多异氰酸酯; 通过至少两种或更多种不同的二烯与一种或多种二硫醇的反应和在某些实施方案中至少一种三官能或更高官能度的多硫醇反应产生的多硫醇低聚物; 和（b）含胺固化剂。
-
公开(公告)号：US07473754B1
公开(公告)日：2009-01-06
申请号：US09690595
申请日：2000-10-17
IPC分类号： C08G18/10
CPC分类号： C08G18/3876 , C08G18/8116
摘要： The present invention is directed to a novel polymerizable organic composition comprising one or more radically polymerizable monomers with at least one radically polymerizable monomer having at least two (meth)acryloyl groups that have backbone linkages selected from thiourethane linkages, dithiourethane linkages, combinations of thiourethane linkages and dithiourethane linkages. The present invention is also directed to polymerizates prepared from the polymerizable organic composition, shaped articles prepared from the polymerizable compositions, and photochromic articles that may be prepared from the polymerizable organic composition of the present invention.
摘要翻译： 本发明涉及一种新型的可聚合有机组合物，其包含一种或多种可自由基聚合的单体与至少一种具有至少两个（甲基）丙烯酰基的可自由基聚合的单体，其具有选自硫代氨基甲酸酯键，二硫氨基甲酸酯键，硫代氨基甲酸酯键 和二硫氨基甲酸酯键。 本发明还涉及由可聚合有机组合物制备的聚合物，由可聚合组合物制备的成型制品和可由本发明的可聚合有机组合物制备的光致变色制品。
-
公开(公告)号：US5811503A
公开(公告)日：1998-09-22
申请号：US758620
申请日：1996-11-27
IPC分类号： C08F222/10 , C08F290/06 , C09K9/02 , G02B5/23 , G03C1/685 , G03C1/73
CPC分类号： C09K9/02 , C08F222/1006 , C08F290/062 , G03C1/685 , G02B5/23 , Y10S430/163
摘要： Describes polymerizable organic compositions of from about 30 to 95 weight percent of a first monomer component which is an alkoxylated diol, e.g., alkoxylated bisphenol, having acrylate or methacrylate groups, i.e., dimethacrylate of bisphenol A having an average of 1 to 4 ethoxy units, and from about 5 to 70 weight percent of a second monomer component which is an alkoxylated diol, e.g., alkoxylated bisphenol, having acrylate or methacrylate groups, i.e., dimethacrylate of bisphenol A having 25 to 70 ethoxy units. Optionally there may also be present from about 0 to 65 weight percent of at least one monomer component which is selected from: (i) a monoethylenically unsaturated monomer that is polymerizable by free radical initiation; (ii) a bis�(meth)acryloyl-terminated!polyethylene glycol monomer; and (iii) a monomer having at least three terminal ethylenically-unsaturated groups. Substantially completely cured polymerizates prepared from such compositions may be used to prepare photochromic articles, e.g., lenses, by incorporating a photochromic substance, e.g., by thermal transfer, into the polymerizate.
摘要翻译： 描述了约30至95重量％的第一单体组分（其为烷氧基化二醇）的可聚合有机组合物，例如具有丙烯酸酯或甲基丙烯酸酯基团的烷氧基化双酚，即具有平均1至4个乙氧基单元的双酚A的二甲基丙烯酸酯， 和约5至70重量％的第二单体组分，其为烷氧基化二醇，例如具有丙烯酸酯或甲基丙烯酸酯基团的烷氧基化双酚，即具有25至70个乙氧基单元的双酚A的二甲基丙烯酸酯。 任选地，还可以存在约0至65重量％的至少一种单体组分，其选自：（i）可通过自由基引发聚合的单烯属不饱和单体; （ii）双（（甲基）丙烯酰基封端的]聚乙二醇单体; 和（iii）具有至少三个末端烯属不饱和基团的单体。 通过将这种组合物制备的基本上完全固化的聚合物可以用于通过将光致变色物质例如通过热转移引入到聚合物中来制备光致变色制品，例如镜片。
-
公开(公告)号：US07098290B1
公开(公告)日：2006-08-29
申请号：US09695332
申请日：2000-10-25
CPC分类号： C08G18/3876 , C08G18/324 , C08G18/4277 , C08G18/758 , C08G18/7642 , C08G18/765 , Y10S348/902 , Y10T428/31551
摘要： The present invention is directed to a novel method of preparing a polymerizate, which includes the step of polymerizing a two-component composition, which includes: a first component containing at least one polycyanate reactant having at least two functional groups selected from isocyanate, isothiocyanate and combinations thereof, the polycyanate reactant being the reaction product of: a polythiol monomer having at least two thiol groups; and a polycyanate monomer having at least two functional groups selected from isocyanate, isothiocyanate and combinations thereof; and a second component containing at least one polyamine reactant having at least two functional groups selected from primary amine, secondary amine and combinations thereof. The molar equivalent ratio of (NCO+NCS) groups from the first component to (—NH2+—NH—) groups from the second component is from 0.5 to 100. The present invention is also directed to polymerizates prepared according to the method of the present invention. The present invention is further directed to photochromic articles that may be prepared from the polymerizates of the present invention.
摘要翻译： 本发明涉及一种制备聚合物的新方法，其包括聚合双组分组合物的步骤，其包括：含有至少一种具有至少两个选自异氰酸酯，异硫氰酸酯的官能团的聚氰酸酯反应物的第一组分和 聚氰酸酯反应物是以下物质的反应产物：具有至少两个硫醇基团的多硫醇单体; 和具有至少两个选自异氰酸酯，异硫氰酸酯及其组合的官能团的聚氰酸酯单体; 和含有至少一种具有至少两个选自伯胺，仲胺及其组合的官能团的多胺反应物的第二组分。 来自第二组分的来自第一组分的（NCO + NCS）基团与（-NH 2 N + N - NH-）基团的摩尔当量比为0.5至100.本发明还涉及 根据本发明的方法制备的聚合物。 本发明还涉及可由本发明的聚合物制备的光致变色制品。
-
公开(公告)号：US06506864B1
公开(公告)日：2003-01-14
申请号：US09630074
申请日：2000-08-01
IPC分类号： C08F11636
CPC分类号： C08F18/24 , C08F2218/245
摘要： Describes a polymerizable composition of (a) a first allyl functional monomer, which is selected such that a substantially completely cured polymerizate of the first allyl functional monomer has a 15 second Barcol 934 hardness of at least 40, and (b) a second allyl functional monomer selected from polyether diol bis(allyl carbonate), polylactone diol bis(allyl carbonate) and mixtures thereof. The second allyl functional monomer is present in the composition in an amount to provide a substantially completely cured polymerizate having: (i) improved organic photochromic substance incorporation relative to a substantially completely cured polymerizate of the composition free of monomer (b); and (ii) heat distortion temperature of at least 40° C.
摘要翻译： 描述了（a）第一烯丙基官能单体的可聚合组合物，其被选择为使得第一烯丙基官能单体的基本上完全固化的聚合物具有至少40的15秒钟Barcol 934硬度，和（b）第二烯丙基官能团单体 选自聚醚二醇双（烯丙基碳酸酯），聚内酯二醇二（碳酸烯丙酯）及其混合物的单体。 第二烯丙基官能单体存在于组合物中，其量提供基本上完全固化的聚合物，其具有：（i）相对于不含单体（b）的组合物的基本上完全固化的聚合物改进的有机光致变色物质的掺入; 和（ii）至少40℃的热变形温度
-
公开(公告)号：US06342571B1
公开(公告)日：2002-01-29
申请号：US09377805
申请日：1999-08-20
IPC分类号： C08F22020
CPC分类号： C08F222/24
摘要： Polymerizable compositions comprising: (a) a mixture of thio(meth)acrylate functional monomers comprising, (a)(i) a first thio(meth)acrylate functional monomer, e.g., bis(thiomethacrylate)-1,2-ethylene, and (a)(ii) a second thio(meth)acrylate functional monomer, which is chain extended; (b) an aromatic monomer having at least two vinyl groups, e.g., divinyl benzene; (c) a polythiol monomer having at least two thiol groups, e.g., pentaerythritol tetrakis(3-mercaptopropionate); and (d) a comonomer selected from, (d)(i) an anhydride monomer having at least one ethylenically unsaturated group, e.g., methacrylic anhydride; (d) (ii) a monomer having at least three (meth)acryloyl groups, e.g., pentaerythritol tetrakis(acrylate); and (d)(iii) mixtures of monomers (d)(i) and (d)(ii). A polymerizate of the polymerizable composition has a refractive index of at least 1.57 and an Abbe number of at least 33.
摘要翻译： 可聚合组合物包括：（a）硫代（甲基）丙烯酸酯官能单体的混合物，其包含（a）（i）第一硫代（甲基）丙烯酸酯官能单体，例如双（硫代甲基丙烯酸酯）-1,2-亚乙基和（ a）（ii）链延伸的第二硫代（甲基）丙烯酸酯官能单体; （b）具有至少两个乙烯基的芳族单体，例如二乙烯基苯; （c）具有至少两个硫醇基的多硫醇单体，例如季戊四醇四（3-巯基丙酸酯）; 和（d）选自（d）（i）具有至少一个烯属不饱和基团的酸酐单体的共聚单体，例如甲基丙烯酸酐; （d）（ii）具有至少三个（甲基）丙烯酰基的单体，例如季戊四醇四（丙烯酸酯）; 和（d）（iii）单体（d）（i）和（d）（ii）的混合物。 聚合性组合物的聚合物的折射率为至少1.57，阿贝数为33以上。
-
公开(公告)号：US5976422A
公开(公告)日：1999-11-02
申请号：US37108
申请日：1998-03-09
CPC分类号： C08G75/045 , G02B5/23
摘要： Describes a polymerizable organic composition comprising at least one polymerizable monomer having at least two ethylenically unsaturated groups, e.g., divinyl benzene, and a polythiol monomer represented by the following general formula, ##STR1## wherein R.sub.1 and R.sub.2 are each selected from the group consisting of straight or branched chain alkylene, e.g., methylene or ethylene, cyclic alkylene, phenylene and C.sub.1 -C.sub.9 alkyl substituted phenylene. Optionally, a monoethylenically unsaturated monomer, e.g., phenoxyethyl methacrylate, and/or an anhydride monomer, e.g., methacrylic anhydride, may also be present. Polymerizates prepared from polymerizable organic compositions of the present invention have a refractive index of at least 1.57, an Abbe number of at least 33 and an initial Barcol hardness of at least 1. Also described are photochromic articles prepared from such compositions.
摘要翻译： 描述了包含至少一种具有至少两个烯键式不饱和基团的可聚合单体的可聚合有机组合物，例如二乙烯基苯和由以下通式表示的多硫醇单体，其中R 1和R 2各自选自直链或支链 链亚烷基，例如亚甲基或亚乙基，环状亚烷基，亚苯基和C 1 -C 9烷基取代的亚苯基。 任选地，也可以存在单烯属不饱和单体，例如甲基丙烯酸苯氧基乙酯和/或酸酐单体，例如甲基丙烯酸酐。 由本发明的可聚合有机组合物制备的聚合物具有至少1.57的折射率，至少33的阿贝数和至少为1的初始巴醇硬度。还描述了由这些组合物制备的光致变色制品。
-
公开(公告)号：US5739243A
公开(公告)日：1998-04-14
申请号：US758612
申请日：1996-11-27
IPC分类号： C08F220/28 , C08F222/10 , C08K5/01 , C08F222/20 , C08F220/26
CPC分类号： C08F222/1006 , C08F220/28 , C08K5/01
摘要： Describes polymerizable organic compositions of from about 5 to 90 weight percent of a first monomer component which is an alkoxylated diol, e.g., alkoxylated bisphenol, having acrylate or methacrylate groups, e.g., a dimethacrylate of bisphenol A having 25 to 35 ethoxy units, and from about 10 to 95 weight percent of a second monomer component which is different than the first monomer component and has at least three acrylate or methacrylate groups. There may also be present, from 0 to about 85 weight percent of a third polymerizable monomer component which has a single ethylenically unsaturated group that is polymerizable by free radical initiation. Substantially completely cured polymerizates prepared from such compositions may be used to prepare photochromic articles, e.g., lenses, by incorporating a photochromic substance, e.g., by thermal transfer, into the polymerizate.
摘要翻译： 描述了约5至90重量％的第一单体组分（其为烷氧基化二醇）的可聚合有机组合物，例如具有丙烯酸酯或甲基丙烯酸酯基团的烷氧基化双酚，例如具有25至35个乙氧基单元的双酚A的二甲基丙烯酸酯，以及 约10至95重量％的不同于第一单体组分并具有至少三个丙烯酸酯或甲基丙烯酸酯基团的第二单体组分。 还可以存在0至约85重量％的具有可通过自由基引发聚合的单个烯键式不饱和基团的第三可聚合单体组分。 通过将这种组合物制备的基本上完全固化的聚合物可以用于通过将光致变色物质例如通过热转移引入到聚合物中来制备光致变色制品，例如镜片。
-
公开(公告)号：US06669873B1
公开(公告)日：2003-12-30
申请号：US09524619
申请日：2000-03-14
IPC分类号： G02B523
CPC分类号： G02B1/04 , C08G75/045 , C08G75/12 , C08L33/14 , C08L81/02
摘要： Described is a polymerizable organic composition comprising: (a) a radically polymerizable gel-free prepolymer of (i) at least one first polymerizable monomer having at least two radically polymerizable ethylenically unsaturated groups, e.g., divinyl benzene, and (ii) at least one first polythiol monomer having at least two thiol groups, e.g., thioglycerol bis(mercaptoacetate); and (b) at least one second polymerizable monomer having at least two radically polymerizable ethylenically unsaturated groups, e.g., divinyl benzene and/or methacrylic anhydride, the first and second radically polymerizable monomers each being substantially free of norbornene groups. The molar equivalent ratio of ethylenically unsaturated groups of (a)(i) to the thiol groups of (a)(ii) is no greater than 1:1. The described polymerizable composition has reduced shrinkage, and a polymerizate prepared therefrom has a refractive index of at least 1.57 and an Abbe number of at least 33.
摘要翻译： 描述了一种可聚合的有机组合物，其包含：（a）可自由基聚合的无凝胶预聚物，其包含（i）至少一种具有至少两个可自由基聚合的烯属不饱和基团的第一可聚合单体，例如二乙烯基苯，和（ii）至少一种 具有至少两个硫醇基的第一多硫醇单体，例如硫代甘油双（巯基乙酸酯）; 和（b）至少一种具有至少两个可自由基聚合的烯键式不饱和基团的第二可聚合单体，例如二乙烯基苯和/或甲基丙烯酸酐，第一和第二可自由基聚合单体各自基本上不含降冰片烯基团。 （a）（i）的烯属不饱和基团与（a）（ii）的硫醇基团的摩尔当量比不大于1:1。 所述可聚合组合物的收缩率降低，由其制备的聚合物的折射率至少为1.57，阿贝数为33。
-
-
-
-
-
-
-
-
-
搜索结果
21 条记录 (耗时 0.037 秒)