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1. 发明申请

US20080317960A1 Dispersant for Reducing Viscosity of Solids 失效
标题翻译：用于降低固体粘度的分散剂
公开(公告)号：US20080317960A1
公开(公告)日：2008-12-25
申请号：US12097770
申请日：2006-12-19
申请人： Alan R. Pitt , Trevor J. Wear , John H. Hone , Andrew M. Howe , Ian M. Newington
发明人： Alan R. Pitt , Trevor J. Wear , John H. Hone , Andrew M. Howe , Ian M. Newington
IPC分类号： B05D3/02 , C09D7/12
CPC分类号： B01F17/0028 , B01F17/005 , C09B67/009
摘要： The invention provides a dispersant for an aqueous dispersion of negatively charged or chargeable solid particulates which comprises a compound having an anchoring moiety linked to a polymeric hydrophilic moiety, the anchoring moiety containing at least one basic group and having an overall basicity and the polymeric moiety having a lower affinity for the particulate surface than the anchoring moiety. The invention also provides a coating composition containing the dispersant, an inkjet recording element containing the dispersant and methods of coating or reducing viscosity using the dispersant.
摘要翻译：本发明提供了一种用于带负电或可带电的固体颗粒的水分散体的分散剂，其包含具有与聚合亲水部分连接的锚定部分的化合物，所述锚定部分含有至少一个碱性基团并具有总碱性，并且聚合部分具有对颗粒表面的亲和力比锚定部分低。本发明还提供含有分散剂的涂料组合物，含有分散剂的喷墨记录元件和使用分散剂涂布或降低粘度的方法。

2. 发明授权

US08318853B2 Thermally-responsive dispersants for media formulations 有权
标题翻译：用于培养基配方的热响应分散剂
公开(公告)号：US08318853B2
公开(公告)日：2012-11-27
申请号：US12665040
申请日：2008-06-19
申请人： Andrew M. Howe , Trevor J. Wear , Alan R. Pitt , Ian M. Newington , John H. Hone
发明人： Andrew M. Howe , Trevor J. Wear , Alan R. Pitt , Ian M. Newington , John H. Hone
IPC分类号： C08L39/00 , B05D3/02 , B41J2/15
CPC分类号： B01F17/0057 , B41M5/52 , B41M5/5218 , C09D5/027 , C09D7/45 , C09D11/326
摘要： A thermally-responsive dispersant for an aqueous dispersion of positively- or negatively-charged or chargeable solid or liquid particulates, comprises a compound having an anchoring moiety linked to a thermally-responsive polymeric stabilizing moiety, other than a polyalkylene oxide, the polymeric moiety having a lower affinity for the surface than the anchoring group below the thermal transition temperature, the particulates being positively-charged or chargeable when the anchoring moiety contains an acid and/or hydroxy group and has a net acidity or neutrality and the particulates being negatively-charged or chargeable when the anchoring moiety has a basic group and has a net basicity, wherein the dispersion exhibits a change in sign from negative to positive and an increase in magnitude of a rheological property (viscosity at low shear and/or complex modulus at low amplitude oscillatory shear), on increasing the temperature from below to above the thermal transition temperature.
摘要翻译：用于带正电荷或带负电荷或带电荷的固体或液体颗粒的水性分散体的热响应性分散剂包括具有与热响应性聚合物稳定化部分连接的锚定部分的化合物，而不是聚环氧烷，所述聚合物部分具有当锚定部分含有酸和/或羟基并且具有净酸度或中性并且颗粒带负电荷时，对于表面的亲和力低于锚定基团低于热转变温度的亲和力，所述颗粒被带正电或带电或者当锚定部分具有碱性基团并且具有净碱度时可带电，其中分散体显示从负到正的变化和流变特性的大小（低剪切时的粘度和/或低振幅下的复数模量）振荡剪切），将温度从低到高于热转变温度。

3. 发明授权

US08202926B2 Coating composition containing a dispersant 失效
标题翻译：含有分散剂的涂料组合物
公开(公告)号：US08202926B2
公开(公告)日：2012-06-19
申请号：US12097770
申请日：2006-12-19
申请人： Alan R. Pitt , Trevor J. Wear , John H. Hone , Andrew M. Howe , Ian M. Newington
发明人： Alan R. Pitt , Trevor J. Wear , John H. Hone , Andrew M. Howe , Ian M. Newington
IPC分类号： C08K3/10
CPC分类号： B01F17/0028 , B01F17/005 , C09B67/009
摘要： The invention provides a dispersant for an aqueous dispersion of negatively charged or chargeable solid particulates which comprises a compound having an anchoring moiety linked to a polymeric hydrophilic moiety, the anchoring moiety containing at least one basic group and having an overall basicity and the polymeric moiety having a lower affinity for the particulate surface than the anchoring moiety. The invention also provides a coating composition containing the dispersant, an inkjet recording element containing the dispersant and methods of coating or reducing viscosity using the dispersant.
摘要翻译：本发明提供了一种用于带负电或可带电的固体颗粒的水分散体的分散剂，其包含具有与聚合亲水部分连接的锚定部分的化合物，所述锚定部分含有至少一个碱性基团并具有总碱性，并且聚合部分具有对颗粒表面的亲和力比锚定部分低。本发明还提供含有分散剂的涂料组合物，含有分散剂的喷墨记录元件和使用分散剂涂布或降低粘度的方法。

4. 发明授权

US06520086B1 Printing plates and a method for their preparation 失效
标题翻译：印版及其制备方法
公开(公告)号：US06520086B1
公开(公告)日：2003-02-18
申请号：US09856721
申请日：2001-05-24
申请人： Ian M. Newington , Trevor J. Wear
发明人： Ian M. Newington , Trevor J. Wear
IPC分类号： B41N114
CPC分类号： B41C1/1066
摘要： A method for the preparation of a lithographic printing plate comprises forming an oleophilic image on the surface of a hydrophilic support by depositing, preferably by ink-jetting, the image on the surface using an aqueous dispersion of an oligomer having in the molecule both hydrophilic and hydrophobic groups. The number of repeating units in the oligomer may be from 2 to 10 and the number of hydrophilic groups in the oligomer may also be from 2 to 10. Preferably the molecular weight of the oligomer is from about 500 to about 5000.
摘要翻译：制备平版印刷版的方法包括在亲水性载体的表面上形成亲油性图像，优选通过喷墨将表面上的图像沉积在具有分子中的低聚物的水性分散体上，亲水性和疏水基团。低聚物中重复单元的数量可以为2至10，低聚物中亲水基团的数目也可为2至10.低聚物的分子量优选为约500至约5000。

5. 发明授权

US06468727B2 Nonionic oligomeric surfactants and their use as dispersants and stabilizers 失效
标题翻译：非离子低聚表面活性剂及其作为分散剂和稳定剂的用途
公开(公告)号：US06468727B2
公开(公告)日：2002-10-22
申请号：US09770129
申请日：2001-01-26
申请人： Alan R. Pitt , Trevor J. Wear , Danuta Gibson , Ian M. Newington , Mary C. Brick , John W. Boettcher , Gary N. Barber
发明人： Alan R. Pitt , Trevor J. Wear , Danuta Gibson , Ian M. Newington , Mary C. Brick , John W. Boettcher , Gary N. Barber
IPC分类号： G03C108
CPC分类号： B01F17/0057 , G03C1/005 , G03C7/3882 , G03C7/3885 , G03C2001/0854
摘要： A hydrophobically capped oligomeric acrylamide or pyrrolidone is employed as a dispersant for hydrophobic materials in an aqueous medium containing a hydrophilic colloid, e.g. gelatin. The hydrophobic materials include photographic addenda such as color couplers or solid particle dyes. Preferred dispersants have the general formula R—L—T (1) or in which R, R1 and R2 are each independently selected from aliphatic hydrocarbyl, aryl-(aliphatic hydrocarbyl) and (aliphatic hydrocarbyl)-aryl groups, L is a sulphur atom or a linking group that contains a sulphur atom attached to the T group, and T is a hydrophilic oligomeric group obtained by the oligomerisation of one or more vinyl monomers having an amido function.
摘要翻译：疏水封端的低聚丙烯酰胺或吡咯烷酮在含有亲水胶体的水性介质中用作疏水性材料的分散剂。明胶。疏水性材料包括照相附加物，如成色剂或固体颗粒染料。优选的分散剂具有通式，其中R 1，R 2和R 2各自独立地选自脂族烃基，芳基 - （脂族烃基）和（脂族烃基） - 芳基，L是硫原子或连接基团， T基团，和T是通过一种或多种具有酰氨基官能团的乙烯基单体的低聚获得的亲水性低聚基团。

6. 发明申请

US20100184910A1 THERMALLY-RESPONSIVE DISPERSANTS FOR MEDIA FORMULATIONS 有权
标题翻译：用于媒体制剂的热应答剂
公开(公告)号：US20100184910A1
公开(公告)日：2010-07-22
申请号：US12665040
申请日：2008-06-19
申请人： Andrew m. Howe , Trevor J. Wear , Alan R. Pitt , Ian M. Newington , John H. Hone
发明人： Andrew m. Howe , Trevor J. Wear , Alan R. Pitt , Ian M. Newington , John H. Hone
IPC分类号： C08L39/00 , B05D3/02 , B41J2/015
CPC分类号： B01F17/0057 , B41M5/52 , B41M5/5218 , C09D5/027 , C09D7/45 , C09D11/326
摘要： A thermally-responsive dispersant for an aqueous dispersion of positively- or negatively-charged or chargeable solid or liquid particulate, comprises a compound having an anchoring moiety linked to a thermally-responsive polymeric stabilizing moiety, other than a polyalkylene oxide, the polymeric moiety having a lower affinity for the surface than the anchoring group below the thermal transition temperature, the particulates being positively-charged or chargeable when the anchoring moiety contains an acid and/or hydroxy group and has a net acidity or neutrality and the particulates being negatively-charged or chargeable when the anchoring moiety has a basic group and has a net basicity, wherein the dispersion exhibits a change in sign from negative to positive and an increase in magnitude of a rheological property (viscosity at low shear and/or complex modulus at low amplitude oscillatory shear), on increasing the temperature from below to above the thermal transition temperature.
摘要翻译：用于带正电荷或带负电荷或带电荷的固体或液体颗粒的水性分散体的热响应性分散剂包括具有与热响应性聚合物稳定部分连接的锚定部分的化合物，而不是聚环氧烷，聚合部分具有当锚定部分含有酸和/或羟基并且具有净酸度或中性并且颗粒带负电荷时，对于表面的亲和力低于锚定基团低于热转变温度的亲和力，所述颗粒被带正电或带电或者当锚定部分具有碱性基团并且具有净碱度时可带电，其中分散体显示从负到正的变化和流变特性的大小（低剪切时的粘度和/或低振幅下的复数模量）振荡剪切），将温度从低到高于热转变温度。

7. 发明申请

US20090322811A1 INKJET PRINTING SYSTEM 有权
标题翻译：喷墨打印系统
公开(公告)号：US20090322811A1
公开(公告)日：2009-12-31
申请号：US12477310
申请日：2009-06-03
申请人： John M. Higgins , Danuta Gibson , Andrew M. Howe , Andrew Clarke , Stephanie V. Desrousseaux , Trevor J. Wear
发明人： John M. Higgins , Danuta Gibson , Andrew M. Howe , Andrew Clarke , Stephanie V. Desrousseaux , Trevor J. Wear
IPC分类号： B41J2/01 , B41J29/38
CPC分类号： B41J2/155 , C09D11/30
摘要： An inkjet printing system comprising a plurality of static inkjet printing units each comprising at least one inkjet printing head; an ink-receiving element comprising a poorly-absorbing or impermeable substrate; an aqueous inkjet composition which comprises a polymeric compound comprising discrete particles responsive to an external stimulus, and a functional material, which may be incorporated as part of the polymeric particles, the composition having a first rheological state and a different second rheological state in response to a stimulated change in conditions, the first state being associated with a first lower viscosity of the composition, wherein the particles have a first lower volume, and the second state being associated with a second higher viscosity of the composition, wherein the particles have a second higher volume, and of drying the aqueous ink composition only positioned downstream of the plurality of the printing units.
摘要翻译：一种喷墨打印系统，包括多个静电喷墨打印单元，每个静电喷墨打印单元包括至少一个喷墨打印头; 墨水接收元件，其包含吸收不良或不可渗透的基底; 一种水性喷墨组合物，其包含包含响应于外部刺激的离散颗粒的聚合化合物和可作为聚合物颗粒的一部分掺入的功能材料，该组合物具有第一流变状态和不同的第二流变状态以响应于条件的刺激变化，第一状态与组合物的第一较低粘度相关，其中所述颗粒具有第一较低体积，并且所述第二状态与所述组合物的第二较高粘度相关联，其中所述颗粒具有第二更高的体积，并且仅干燥位于多个印刷单元下游的水性油墨组合物。

8. 发明授权

US06866902B2 Ink recording element containing stabilized polymeric particles 失效
标题翻译：含有稳定的聚合物颗粒的油墨记录元件
公开(公告)号：US06866902B2
公开(公告)日：2005-03-15
申请号：US10118723
申请日：2002-04-09
申请人： Jeanne E. Kaeding , Jeffrey W. Leon , Christine J. Landry-Coltrain , Alan R. Pitt , Trevor J. Wear , Gregory E. Missell , Dennis E. Smth
发明人： Jeanne E. Kaeding , Jeffrey W. Leon , Christine J. Landry-Coltrain , Alan R. Pitt , Trevor J. Wear , Gregory E. Missell , Dennis E. Smth
IPC分类号： B41J2/01 , B41M5/00 , B41M5/50 , B41M5/52 , C08F2/38 , C08F20/54 , B41M5/40
CPC分类号： B41M5/52 , B41M5/506 , B41M5/5218 , B41M5/5227 , B41M5/5254 , Y10T428/24802
摘要： An ink recording element is described comprising a support having thereon at least one image-receiving layer comprising polymeric particles in a polymeric binder, wherein the polymeric particle is stabilized by a hydrophobically-capped oligomeric acrylamide dispersant.
摘要翻译：描述了一种墨水记录元件，其包括其上具有至少一个包含聚合物粘合剂中的聚合物颗粒的图像接收层的载体，其中聚合物颗粒通过疏水封端的低聚丙烯酰胺分散剂来稳定。

9. 发明授权

US5543555A Surfactants and hydrophilic colloid compositions and materials containing them 失效
标题翻译：表面活性剂和亲水胶体组合物和含有它们的材料
公开(公告)号：US5543555A
公开(公告)日：1996-08-06
申请号：US478624
申请日：1995-06-07
申请人： Alan R. Pitt , Julian C. Caesar , Danuta Gibson , Trevor J. Wear , David J. Young , Scott A. King
发明人： Alan R. Pitt , Julian C. Caesar , Danuta Gibson , Trevor J. Wear , David J. Young , Scott A. King
IPC分类号： B01F17/12 , G03C7/388 , C07C309/04 , B01F17/00 , G03C1/38
CPC分类号： G03C7/388 , Y10S516/01 , Y10S516/04
摘要： Surfactants useful as dispersing aids in the preparation of compositions comprising a hydrophilic colloid having hydrophobic particles dispersed therein have the structure ##STR1## wherein R is H or methyl provided that when each n=1, each R is methyl;M is a cation; and,n is an integer from 1 to 6.Such surfactants offer coating, photographic property and processing advantages when incorporated in photographic materials comprising a support bearing a plurality of hydrophilic colloid layers including at least one light-sensitive silver halide emulsion layer wherein at least one of the underlying hydrophilic colloid layers of the material contains hydrophobic particles dispersed therein with the aid of the surfactant.
摘要翻译：可用作制备包含分散有疏水性颗粒的亲水胶体的组合物的分散助剂的表面活性剂具有其中R为H或甲基的结构，其中当n = 1时，每个R为甲基; M是阳离子; 并且n为1至6的整数。这些表面活性剂在掺入到包含支持多个亲水胶体层的载体的照相材料中时，具有涂层，照相性能和加工优点，所述亲水胶体层包括至少一种感光卤化银乳剂层，其中至少材料的底层亲水胶体层之一借助表面活性剂包含分散在其中的疏水性颗粒。

10. 发明授权

US08063132B2 Coating composition comprising boehmite particles and one or more dispersants and a method of coating a substrate using said coating composition 失效
标题翻译：包含勃姆石颗粒和一种或多种分散剂的涂料组合物和使用所述涂料组合物涂布基材的方法
公开(公告)号：US08063132B2
公开(公告)日：2011-11-22
申请号：US11722666
申请日：2005-12-22
申请人： Alan R. Pitt , Trevor J. Wear , John H. Hone , Andrew M. Howe
发明人： Alan R. Pitt , Trevor J. Wear , John H. Hone , Andrew M. Howe
IPC分类号： C04B26/06 , C08K3/10
CPC分类号： C09C1/407 , B01F17/0028 , B01F17/005 , B01F17/0057 , B01F17/0064 , C01F7/026 , C01P2004/64 , C01P2006/22
摘要： The invention provides a coating composition containing boehmite particles and a dispersant which comprises a compound having an anchoring moiety linked to a polymeric hydrophilic moiety, the anchoring moiety containing at least one acid and/or hydroxy group and having overall acidity or neutrality and the polymeric moiety having a lower affinity for a boehmite surface than the anchoring moiety. The anchoring moiety preferably contains at least two acid groups, preferably carboxylic acid groups, attached either in a [1,1], [1,2] or [1,3] relationship and is linked to the polymeric moiety, which is preferably derived from acrylamide or methacrylamide monomer units, preferably by a sulfur atom. The dispersant can reduce the viscosity of the boehmite dispersion and the tendency of the boehmite dispersion to increase in viscosity and/or form a gel or a yield stress material following periods of high shear stress.
摘要翻译：本发明提供一种包含勃姆石颗粒和分散剂的涂料组合物，其包含具有与聚合亲水部分连接的锚定部分的化合物，所述锚定部分含有至少一个酸和/或羟基并具有总酸性或中性，对勃姆石表面的亲和力比锚定部分低。锚定部分优选包含至少两个以[1,1]，[1,2]或[1,3]关系连接的酸基，优选羧酸基，并且与聚合部分连接，优选衍生自来自丙烯酰胺或甲基丙烯酰胺单体单元，优选为硫原子。分散剂可以降低勃姆石分散体的粘度，并且在高剪切应力下，勃姆石分散体的粘度增加和/或形成凝胶或屈服应力材料的趋势。

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