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1. 发明授权

US06638708B1 Silver (carboxylate-n-alkyl thiolate) particles for photothermographic of thermographic imaging 失效
标题翻译：用于光热成像光热照相的银（羧酸盐 - 正烷基硫醇盐）颗粒
公开(公告)号：US06638708B1
公开(公告)日：2003-10-28
申请号：US10200417
申请日：2002-07-22
申请人： Peter J. Ghyzel , Mark Lelental , David A. Dickinson , Alan R. Pitt , Trevor J. Wear
发明人： Peter J. Ghyzel , Mark Lelental , David A. Dickinson , Alan R. Pitt , Trevor J. Wear
IPC分类号： G03C1498
CPC分类号： G03C1/49845 , G03C1/49809
摘要： The present disclosure relates to dispersions of silver (carboxylate-n-alkyl thiolate). The carboxylates are typically silver salts of long chain fatty acids and the n-alkyl thiolate is preferably 1-dodecanethiol. These silver (carboxylate-n-alkyl thiolate) particles can be used to formulate imaging forming compositions that are useful in aqueous thermographic or photothermographic imaging elements.
摘要翻译：本公开涉及银（羧酸盐 - 正烷基硫醇盐）的分散体。羧酸盐通常是长链脂肪酸的银盐，正烷基硫醇盐优选为1-十二烷硫醇。这些银（羧酸盐 - 正烷基硫醇盐）颗粒可用于配制可用于水性热成像或光热成像成像元件的成像组合物。

2. 发明授权

US06906157B2 Polymer particle stabilized by dispersant and method of preparation 失效
标题翻译：通过分散剂稳定的聚合物颗粒和制备方法
公开(公告)号：US06906157B2
公开(公告)日：2005-06-14
申请号：US10118725
申请日：2002-04-09
申请人： Jeffrey W. Leon , Jeanne E. Keading , Dennis E. Smith , Trevor J. Wear , Alan R. Pitt , Peter J. Ghyzel
发明人： Jeffrey W. Leon , Jeanne E. Keading , Dennis E. Smith , Trevor J. Wear , Alan R. Pitt , Peter J. Ghyzel
IPC分类号： C08F2/20 , C08F2/24 , C08F220/56 , C08F267/10 , C08F291/14 , G03C1/73
CPC分类号： C08F2/24 , C08F2/20
摘要： A water dispersible polymer particle stabilized by a hydrophobically capped oligomeric acrylamide dispersant or a heterogeneous method for forming polymer particles comprising providing a water immiscible organic phase comprising at least one monomer dispersed in a continuous water phase and a hydrophobically capped oligomeric acrylamide, and polymerizing the organic phase to yield polymer particles stabilized with hydrophobically capped oligomeric acrylamide. Also, a heterogeneous method for forming polymer particles comprising providing a water immiscible organic dispersed in a continuous water phase, polymerizing the organic phase, and adding hydrophobically capped oligomeric acrylamide to yield polymer particles stabilized with hydrophobically capped oligomeric acrylamide.
摘要翻译：通过疏水封端的低聚丙烯酰胺分散剂稳定的水分散性聚合物颗粒或用于形成聚合物颗粒的非均相方法，包括提供包含分散在连续水相中的至少一种单体的水不混溶的有机相和疏水封端的低聚丙烯酰胺，以产生用疏水封端的低聚丙烯酰胺稳定的聚合物颗粒。此外，形成聚合物颗粒的非均相方法包括提供分散在连续水相中的水不混溶的有机相，聚合有机相，并加入疏水封端的低聚丙烯酰胺，以产生用疏水封端的低聚丙烯酰胺稳定的聚合物颗粒。

3. 发明授权

US07390844B2 Polymer particle stabilized by dispersant and method of preparation 有权
标题翻译：通过分散剂稳定的聚合物颗粒和制备方法
公开(公告)号：US07390844B2
公开(公告)日：2008-06-24
申请号：US11080040
申请日：2005-03-15
申请人： Jeffrey W. Leon , Jeanne E. Kaeding , Dennis E. Smith , Trevor J. Wear , Alan R. Pitt , Peter J. Ghyzel
发明人： Jeffrey W. Leon , Jeanne E. Kaeding , Dennis E. Smith , Trevor J. Wear , Alan R. Pitt , Peter J. Ghyzel
IPC分类号： C08J9/00 , C08F2/44 , C08F2/20 , C08F2/24 , C08F220/56
CPC分类号： C08F2/24 , C08F2/20
摘要： The present invention discloses a water dispersible polymer particle stabilized by a hydrophobically capped oligomeric acrylamide dispersant. The present invention also discloses a heterogeneous method for forming polymer particles comprising providing a water immiscible organic phase comprising at least one monomer dispersed in a continuous water phase and a hydrophobically capped oligomeric acrylamide, and polymerizing said organic phase to yield polymer particles stabilized with hydrophobically capped oligomeric acrylamide. Also disclosed in the present invention is a heterogeneous method for forming polymer particles comprising providing a water immiscible organic dispersed in a continuous water phase, polymerizing said organic phase, and adding bydrophobically capped oligomeric acrylamide to yield polymer particles stabilized with hydrophobically capped oligomeric acrylamide.
摘要翻译：本发明公开了一种由疏水封端的低聚丙烯酰胺分散剂稳定的水分散性聚合物颗粒。本发明还公开了一种用于形成聚合物颗粒的非均相方法，其包括提供包含分散在连续水相中的至少一种单体的水不混溶的有机相和疏水封端的低聚丙烯酰胺，并聚合所述有机相以产生用疏水封端稳定的聚合物颗粒低聚丙烯酰胺。本发明还公开了一种用于形成聚合物颗粒的非均相方法，包括提供分散在连续水相中的水不混溶的有机相，使所述有机相聚合，并加入疏水性封端的低聚丙烯酰胺，以产生用疏水封端的低聚丙烯酰胺稳定的聚合物颗粒。

4. 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。

5. 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。

6. 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。

7. 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。

8. 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。

9. 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。

10. 发明授权

US06482975B1 Bis-poly(ethylene oxide) surfactants and their use as antistats in photographic materials 失效
标题翻译：双 - 聚（环氧乙烷）表面活性剂及其在照相材料中的抗静电剂用途
公开(公告)号：US06482975B1
公开(公告)日：2002-11-19
申请号：US09857877
申请日：2001-06-12
申请人： Alan R. Pitt , Trevor J. Wear
发明人： Alan R. Pitt , Trevor J. Wear
IPC分类号： C07C6934
CPC分类号： G03C1/895 , C07C69/34 , C07C69/63 , C07C323/52
摘要： Optionally fluorine-substituted alkyl or alkenyl poly(ethylene oxides) the compounds of the general formula in which R is an alkyl group with 10-20 carbon atoms, an alkenyl group with 10-20 carbon atoms or a fluoroalkyl or fluoroalkenyl group with f carbon atoms that each bear at least one fluorine atom and g carbon atoms that bear only hydrogen atoms, in which 1.5 f+g=10-20 and g may optionally be zero. R′ is an alkyl group with 1 to 4 carbon atoms, L is a linking group, a linking atom or a chemical bond, and p is at least 2, q is at least 2 and p+q=from 4 to 100, may be prepared by reacting maleic anhydride with a poly(ethylene glycol) alkyl. ether and reacting the resultant intermediate product with a compound of the formula RL′H in which L′ is a linking group or linking atom. Compounds of the formula (1) may also be prepared by reacting RL-substituted succinic anhydrides with a alkyl end-capped polyethylene glycol. The compounds of the formula (1) exhibit good solubility and surface activity and may be used as antistats, particularly in gelatin media, optionally in conjunction with lithium triflate or the like, in photographic coatings.
摘要翻译：任选氟取代的烷基或烯基聚（环氧乙烷），其中R为具有10-20个碳原子的烷基，具有10-20个碳原子的烯基或具有f个碳原子的氟代烷基或氟烯基的通式化合物各自承担至少一个仅含有氢原子的氟原子和g个碳原子，其中1.5f + g = 10-20，g可以任选地为0.R'是具有1至4个碳原子的烷基，L是连接基团，连接原子或化学键，并且p为至少2，q为至少2且p + q = 4至100，可以通过使马来酸酐与聚（乙二醇）烷基反应来制备。醚，并使所得中间产物与其中L'为连接基团或连接原子的式RL'H化合物反应。式（1）化合物也可以通过使RL取代的琥珀酸酐与烷基封端的聚乙二醇反应来制备。式（1）的化合物表现出良好的溶解性和表面活性，并且可以用作抗静电剂，特别是在明胶介质中，任选地与三氟甲磺酸锂等一起在照相涂料中使用。

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