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公开(公告)号：US20070298239A1
公开(公告)日：2007-12-27
申请号：US10587731
申请日：2005-01-28
申请人： Andrew Cooper , David Duncalf , Alison Foster , Steven Rannard , Haifei Zhang
发明人： Andrew Cooper , David Duncalf , Alison Foster , Steven Rannard , Haifei Zhang
CPC分类号： C11D3/3769 , C11D3/222 , C11D3/3761 , C11D11/0082 , C11D17/0034 , Y10T428/249953 , Y10T428/249954 , Y10T428/2982
摘要： Water dispersible or water soluble porous bodies comprising a three dimensional open-cell lattice containing 10 to 95% by weight of a polymeric material which is soluble in water, and, less than 5% by weight of a surfactant, said porous bodies having an intrusion volume as measured by mercury porosimetry (as hereinafter described) of at least about 3 ml/g, and, with the proviso that said porous bodies are not spherical beads having an average bead diameter of 0.2 to 5 mm. And a method for making the same comprising the steps of: providing an intimate mixture of the polymeric material and any surfactant in a liquid medium: providing a fluid freezing medium at a temperature effective for rapidly freezing the liquid medium; cooling the liquid medium with the fluid freezing medium at a temperature below the freezing point of the liquid medium for a period effective to rapidly freeze the liquid medium; and freeze-drying the frozen liquid medium to form the porous bodies by removal of the liquid medium by sublimation.
摘要翻译： 水分散性或水溶性多孔体，其包含含有10至95重量％的可溶于水的聚合物材料和小于5重量％表面活性剂的三维开孔格子，所述多孔体具有入侵 通过水银孔隙率法（如下所述）测量的至少约3ml / g的体积，条件是所述多孔体不是具有0.2至5mm平均珠粒直径的球形珠粒。 和制备该方法的方法包括以下步骤：在液体介质中提供聚合物材料和任何表面活性剂的紧密混合物：在有效快速冷冻液体介质的温度下提供流体冷冻介质; 在低于液体介质凝固点的温度下，用流体冷冻介质冷却液体介质，持续有效使液体介质快速冷冻的时间; 并通过升华除去液体介质来冷冻冷冻的液体介质以形成多孔体。
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公开(公告)号：US20070225388A1
公开(公告)日：2007-09-27
申请号：US10587734
申请日：2004-12-23
申请人： Andrew Cooper , Alison Foster , Steven Rannard , Haifei Zhang
发明人： Andrew Cooper , Alison Foster , Steven Rannard , Haifei Zhang
CPC分类号： C08J9/28 , C08J2201/0484 , C08J2205/05 , C08J2300/14
摘要： Water dispersible or water soluble porous bodies comprising a three dimensional open-cell lattice containing (a) 10 to 95% by weight of a water soluble polymeric material and (b) 5 to 90% by weight of a surfactant, said porous bodies having an intrusion volume as measured by mercury porosimetry of at least about 3 ml/g with the proviso that said porous bodies are not spherical beads having an average bead diameter of 0.2 to 5 mm
摘要翻译： 水分散性或水溶性多孔体，其包含三维开孔格子，其包含（a）10至95重量％的水溶性聚合物材料和（b）5-90重量％的表面活性剂，所述多孔体具有 通过水银孔隙率法测量的入渗体积至少约3ml / g，条件是所述多孔体不是平均珠粒直径为0.2至5mm的球形珠粒
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公开(公告)号：US20060154067A1
公开(公告)日：2006-07-13
申请号：US10522485
申请日：2003-07-29
申请人： Andrew Cooper , Haifei Zhang
发明人： Andrew Cooper , Haifei Zhang
IPC分类号： B32B1/00
CPC分类号： C08J9/16 , C08J9/28 , C08J2201/048 , C08J2300/14 , Y10T428/2982 , Y10T428/2991 , Y10T428/2998
摘要： The present invention relates to porous beads and to methods of production thereof, in particular to a method of producing hydrophilic polymeric beads by freeze-drying a droplet containing a polymeric material in a continuous phase of an oil-in-water (O/W) emulsion.
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公开(公告)号：US20080221231A1
公开(公告)日：2008-09-11
申请号：US10587732
申请日：2005-01-28
申请人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Haifei Zhang
发明人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Haifei Zhang
IPC分类号： C08J9/00
CPC分类号： C11D3/3769 , C11D3/222 , C11D3/3761 , C11D11/0082 , C11D17/0034 , Y10T428/249953 , Y10T428/249954 , Y10T428/2982
摘要： The invention provides a method for preparing water dispersible or water soluble porous bodies and the bodies themselves The bodies have an intrusion volume as measured by mercury porosimetry of at least about 3 ml/g and comprise a three dimensional open-cell lattice containing less than 10% by weight of a water soluble polymeric material and 5 to 90% by weight of a surfactant, with the proviso that said porous bodies are not spherical beads having an average bead diameter of 0.2 to 5 mm. The method comprises the steps of: a) providing an intimate mixture of the polymeric material and the surfactant in a liquid medium b) providing a fluid freezing medium at a temperature effective for rapidly freezing the liquid medium; c) cooling the liquid medium with the fluid freezing medium at a temperature below the freezing point of the liquid medium for a period effective to rapidly freeze the liquid medium; and d) freeze-drying the frozen liquid medium to form the porous bodies by removal of the liquid medium by sublimation.
摘要翻译： 本发明提供了一种制备水分散性或水溶性多孔体和物体本身的方法。本体具有通过至少约3ml / g的水银孔率法测量的侵入体积，并且包含含有少于10个的三维开孔格子 重量％的水溶性聚合物材料和5至90％重量的表面活性剂，条件是所述多孔体不是平均珠粒直径为0.2至5mm的球形珠粒。 该方法包括以下步骤：a）在液体介质中提供聚合材料和表面活性剂的紧密混合物; b）在有效快速冷冻液体介质的温度下提供流体冷冻介质; c）在低于液体介质的凝固点的温度下用流体冷冻介质冷却液体介质一段有效使液体介质快速冷冻的时间; 和d）冷冻干燥冷冻液体介质以通过升华除去液体介质形成多孔体。
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公开(公告)号：US07985423B2
公开(公告)日：2011-07-26
申请号：US10587722
申请日：2004-12-23
CPC分类号： C11D17/0034
摘要： Porous bodies which are soluble or dispersible in non-aqueous media comprising a three dimensional open-cell lattice containing (a) 10 to 70% by weight of a polymeric material which is soluble in water immiscible non-aqueous media and (b) 30 to 90% by weight of a surfactant, said porous bodies having an intrusion volume as measured by mercury porosimetry of at least 3 ml/g.
摘要翻译： 在非水介质中可溶或可分散的多孔体，其包含三维开孔格子，其含有（a）10至70重量％的可溶于水不混溶的非水介质的聚合物材料，和（b）30至 90重量％的表面活性剂，所述多孔体具有至少3ml / g的通过水银孔率法测定的侵入体积。
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公开(公告)号：US20080226721A1
公开(公告)日：2008-09-18
申请号：US10587722
申请日：2004-12-23
CPC分类号： C11D17/0034
摘要： Porous bodies which are soluble or dispersible in non-aqueous media comprising a three dimensional open-cell lattice containing (a) 10 to 70% by weight of a polymeric material which is soluble in water immiscible non-aqueous media and (b) 30 to 90% by weight of a surfactant, said porous bodies having an intrusion volume as measured by mercury porosimetry of at least 3 ml/g.
摘要翻译： 在非水介质中可溶或可分散的多孔体，其包含三维开孔格子，其含有（a）10至70重量％的可溶于水不混溶的非水介质的聚合物材料，和（b）30至 90重量％的表面活性剂，所述多孔体具有至少3ml / g的通过水银孔率法测定的侵入体积。
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公开(公告)号：US20080262100A1
公开(公告)日：2008-10-23
申请号：US11883216
申请日：2005-12-20
申请人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Jeremy Nicholas Winter , Haifei Zhang
发明人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Jeremy Nicholas Winter , Haifei Zhang
IPC分类号： A61K47/00
摘要： The invention provides a method for the preparation of a carrier liquid which comprises the steps of: (I) preparing an emulsion comprising: a) an aqueous phase, b) A second liquid phase which is volatile and which is immiscible with aqueous phase (a), c) A carrier material which is soluble in the continuous phase of the emulsion and which is liquid at ambient temperature, and d) A dopant which is soluble in the disperse phase of the emulsion, (II) cooling the emulsion produced in step (I) to a temperature at which at least both the continuous phase and the carrier material become solid, (III) removing water and the volatile second phase from the cooled emulsion in vapor form, and, (IV) returning the product of step (III) to ambient temperature to obtain a liquid product with the dopant dispersed therein.
摘要翻译： 本发明提供了一种制备载体液体的方法，其包括以下步骤：（I）制备乳液，其包含：a）水相，b）挥发性且与水相不混溶的第二液相（a ），c）可溶于乳液的连续相并且在环境温度下为液体的载体材料，以及d）可溶于乳液分散相的掺杂剂，（II）冷却步骤 （I）至少至少连续相和载体材料两者变为固体的温度，（III）从蒸气形式的冷却的乳液中除去水和挥发性第二相，和（IV）将步骤 III）至环境温度以获得其中分散有掺杂剂的液体产物。
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公开(公告)号：US07153572B2
公开(公告)日：2006-12-26
申请号：US10522485
申请日：2003-07-29
申请人： Andrew Ian Cooper , Haifei Zhang
发明人： Andrew Ian Cooper , Haifei Zhang
IPC分类号： B32B5/16
CPC分类号： C08J9/16 , C08J9/28 , C08J2201/048 , C08J2300/14 , Y10T428/2982 , Y10T428/2991 , Y10T428/2998
摘要： The present invention relates to porous beads and to methods of production thereof, in particular to a method of producing hydrophilic polymeric beads by freeze-drying a droplet containing a polymeric material in a continuous phase of an oil-in-water (O/W) emulsion.
摘要翻译： 本发明涉及多孔珠粒及其制备方法，特别涉及一种通过将包含聚合物材料的液滴在水包油（O / W）的连续相中冷冻干燥来生产亲水性聚合物珠粒的方法， 乳液。
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公开(公告)号：US08242182B2
公开(公告)日：2012-08-14
申请号：US10587732
申请日：2005-01-28
申请人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Haifei Zhang
发明人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Haifei Zhang
CPC分类号： C11D3/3769 , C11D3/222 , C11D3/3761 , C11D11/0082 , C11D17/0034 , Y10T428/249953 , Y10T428/249954 , Y10T428/2982
摘要： The invention provides a method for preparing water dispersible or water soluble porous bodies and the bodies themselves The bodies have an intrusion volume as measured by mercury porosimetry of at least about 3 ml/g and comprise a three dimensional open-cell lattice containing less than 10% by weight of a water soluble polymeric material and 5 to 90% by weight of a surfactant, with the proviso that said porous bodies are not spherical beads having an average bead diameter of 0.2 to 5 mm. The method comprises the steps of: a) providing an intimate mixture of the polymeric material and the surfactant in a liquid medium b) providing a fluid freezing medium at a temperature effective for rapidly freezing the liquid medium; c) cooling the liquid medium with the fluid freezing medium at a temperature below the freezing point of the liquid medium for a period effective to rapidly freeze the liquid medium; and d) freeze-drying the frozen liquid medium to form the porous bodies by removal of the liquid medium by sublimation.
摘要翻译： 本发明提供了一种制备水分散性或水溶性多孔体和物体本身的方法。本体具有通过至少约3ml / g的水银孔率法测量的侵入体积，并且包含含有少于10个的三维开孔格子 重量％的水溶性聚合物材料和5至90％重量的表面活性剂，条件是所述多孔体不是平均珠粒直径为0.2至5mm的球形珠粒。 该方法包括以下步骤：a）在液体介质中提供聚合材料和表面活性剂的紧密混合物; b）在有效快速冷冻液体介质的温度下提供流体冷冻介质; c）在低于液体介质的凝固点的温度下用流体冷冻介质冷却液体介质一段有效使液体介质快速冷冻的时间; 和d）冷冻干燥冷冻液体介质以通过升华除去液体介质形成多孔体。
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公开(公告)号：US07544720B2
公开(公告)日：2009-06-09
申请号：US10587731
申请日：2005-01-28
申请人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Haifei Zhang
发明人： Andrew Ian Cooper , David John Duncalf , Alison Jayne Foster , Steven Paul Rannard , Haifei Zhang
CPC分类号： C11D3/3769 , C11D3/222 , C11D3/3761 , C11D11/0082 , C11D17/0034 , Y10T428/249953 , Y10T428/249954 , Y10T428/2982
摘要： Water dispersible or water soluble porous bodies comprising a three dimensional open-cell lattice containing 10 to 95% by weight of a polymeric material which is soluble in water, and, less than 5% by weight of a surfactant, said porous bodies having an intrusion volume as measured by mercury porosimetry (as hereinafter described) of at least about 3 ml/g, and, with the proviso that said porous bodies are not spherical beads having an average bead diameter of 0.2 to 5 mm. And a method for making the same comprising the steps of: providing an intimate mixture of the polymeric material and any surfactant in a liquid medium: providing a fluid freezing medium at a temperature effective for rapidly freezing the liquid medium; cooling the liquid medium with the fluid freezing medium at a temperature below the freezing point of the liquid medium for a period effective to rapidly freeze the liquid medium; and freeze-drying the frozen liquid medium to form the porous bodies by removal of the liquid medium by sublimation.
摘要翻译： 水分散性或水溶性多孔体，其包含含有10至95重量％的可溶于水的聚合物材料和小于5重量％表面活性剂的三维开孔格子，所述多孔体具有入侵 通过水银孔隙率法（如下所述）测量的至少约3ml / g的体积，条件是所述多孔体不是具有0.2至5mm平均珠粒直径的球形珠粒。 和制备该方法的方法包括以下步骤：在液体介质中提供聚合物材料和任何表面活性剂的紧密混合物：在有效快速冷冻液体介质的温度下提供流体冷冻介质; 在低于液体介质凝固点的温度下，用流体冷冻介质冷却液体介质，持续有效使液体介质快速冷冻的时间; 并通过升华除去液体介质来冷冻冷冻的液体介质以形成多孔体。
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