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公开(公告)号：US20080247932A1
公开(公告)日：2008-10-09
申请号：US12002190
申请日：2007-12-14
Applicant: Ya-Dong Li , Feng Bai , Ding-Sheng Wang , Zi-Yang Huo , Wei Chen , Li-Ping Liu
Inventor： Ya-Dong Li , Feng Bai , Ding-Sheng Wang , Zi-Yang Huo , Wei Chen , Li-Ping Liu
CPC classification number: C01B9/08 , B82Y30/00 , C01B19/007 , C01F17/0062 , C01G11/02 , C01G23/08 , C01G37/14 , C01G49/08 , C01P2004/04 , C01P2004/52 , C01P2004/62 , C01P2004/64 , C01P2006/90
Abstract: A method for making colloidal nanocrystals includes the following steps: dissolving a nanocrystal powder in an organic solvent, and achieving a solution A of a concentration of 1-30 mg/ml; dissolving a surfactant in water, and achieving a solution B of a concentration of 0.002-0.05 mmol/ml; mixing the solution A and the solution B in a volume ratio of 1: (5-30), and achieving a mixture; stirring and emulsifying the mixture, until an emulsion C is achieved; removing the organic solvent from the emulsion C, and achieving a deposit; then washing the deposit with deionized water, and achieving colloidal nanocrystals. The present method for making colloidal nanocrystals is economical and timesaving, and has a low toxicity associated therewith. Thus, the method is suitable for industrial mass production. The colloidal nanocrystals made by the present method have a readily controllable size, a narrow size distribution, and good configuration.
Abstract translation: 制备胶态纳米晶体的方法包括以下步骤：将纳米晶体粉末溶解在有机溶剂中，并获得浓度为1-30mg / ml的溶液A; 将表面活性剂溶解在水中，得到浓度为0.002〜0.05mmol / ml的溶液B; 以1:（5-30）的体积比混合溶液A和溶液B，得到混合物; 搅拌并乳化混合物，直到达到乳液C. 从乳液C中除去有机溶剂，并实现沉积; 然后用去离子水洗涤沉积物，并获得胶体纳米晶体。 本发明制备胶态纳米晶体的方法是经济的并且节省时间，并且与其相关的毒性低。 因此，该方法适用于工业量产。 通过本方法制备的胶体纳米晶体具有容易控制的尺寸，窄尺寸分布和良好的构型。
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公开(公告)号：US20080241054A1
公开(公告)日：2008-10-02
申请号：US11982666
申请日：2007-11-02
Applicant: Ya-Dong Li , Ding-Sheng Wang
Inventor： Ya-Dong Li , Ding-Sheng Wang
CPC classification number: C01G45/02 , B82Y30/00 , C01B13/32 , C01F17/0043 , C01G1/02 , C01G9/02 , C01G51/04 , C01G53/04 , C01P2002/72 , C01P2004/04 , C01P2004/10 , C01P2004/30 , C01P2004/32 , C01P2004/42 , C01P2004/45 , C01P2004/62 , C01P2004/64
Abstract: A method for making the metal oxide includes the following steps: mixing a metal nitrate with a solvent of octadecyl amine, and achieving a mixture; agitating and reacting the mixture at a reaction temperature for a reaction period; cooling the mixture to a cooling temperature, and achieving a deposit; and washing the deposit with an organic solvent, drying the deposit at a drying temperature and achieving a metal oxide nanocrystal. The present method for making a metal oxide nanocrystal is economical and timesaving, and has a low toxicity associated therewith. Thus, the method is suitable for industrial mass production. The metal oxide nanocrystal material made by the present method has a readily controllable size, a narrow size distribution, and good crystallinity
Abstract translation: 制造金属氧化物的方法包括以下步骤：将金属硝酸盐与十八烷基胺的溶剂混合，得到混合物; 在反应温度下搅拌反应混合物一段反应时间; 将混合物冷却至冷却温度，并实现沉积; 并用有机溶剂洗涤沉积物，在干燥温度下干燥沉积物并实现金属氧化物纳米晶体。 本发明的制造金属氧化物纳米晶体的方法是经济且节省时间的，并且与其相关的毒性低。 因此，该方法适用于工业量产。 通过本方法制备的金属氧化物纳米晶体材料具有容易控制的尺寸，窄尺寸分布和良好的结晶度
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公开(公告)号：US08303841B2
公开(公告)日：2012-11-06
申请号：US12879171
申请日：2010-09-10
Applicant: Ya-Dong Li , Xiao-Ling Xiao , Ding-Sheng Wang
Inventor： Ya-Dong Li , Xiao-Ling Xiao , Ding-Sheng Wang
CPC classification number: H01M4/505 , B82Y30/00 , C01G45/02 , C01G45/1242 , C01P2002/32 , C01P2004/03 , C01P2004/16 , C01P2006/40 , H01M4/131 , H01M10/052
Abstract: A method for preparing a cathode active material of lithium battery is shown. The method includes providing MnOOH and lithium source material, and mixing the MnOOH and the lithium source material in a liquid solvent to achieve a mixture. Then, the mixture is dried to remove the liquid solvent, thereby achieving a precursor. A temperature of the precursor is elevated from room temperature to a sintering temperature of about 500° C. to about 900° C. at a uniform rate, and the precursor is sintered at the sintering temperature for about 3 hours to about 24 hours.
Abstract translation: 示出了制备锂电池正极活性物质的方法。 该方法包括提供MnOOH和锂源材料，并将MnOOH和锂源材料在液体溶剂中混合以获得混合物。 然后，将混合物干燥以除去液体溶剂，从而实现前体。 将前体的温度以均匀的速率从室温升高至约500℃至约900℃的烧结温度，并将前体在烧结温度下烧结约3小时至约24小时。
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公开(公告)号：US08012450B2
公开(公告)日：2011-09-06
申请号：US12002128
申请日：2007-12-14
Applicant: Ya-Dong Li , Ding-Sheng Wang , Feng Bai , Zi-Yang Huo , Li-Ping Liu , Wei Chen
Inventor： Ya-Dong Li , Ding-Sheng Wang , Feng Bai , Zi-Yang Huo , Li-Ping Liu , Wei Chen
IPC: C01G53/04
CPC classification number: C04B20/1062 , B01J20/0222 , B01J20/0225 , B01J20/06 , B01J20/28071 , B01J20/28083 , B01J23/74 , B82Y30/00 , C01G45/02 , C01G51/04 , C01G53/04 , C01P2004/64 , C01P2006/12 , C01P2006/14 , C04B20/12 , C04B2111/94 , C04B14/047 , C04B14/102 , C04B14/12 , C04B14/16 , C04B14/185 , C04B14/204 , C04B14/301 , C04B14/34 , C04B20/126
Abstract: A method for making the mesoporous material includes the following steps: dissolving a nanocrystal powder in an organic solvent, and achieving a solution A with concentration of 1-30 mg/ml; dissolving a surfactant in water, and achieving a solution B with an approximate concentration of 0.002-0.05 mol/ml; mixing the solution A and the solution B in a volume ratio of 1:(5-30), and achieving a mixture; stirring and emulsifying the mixture, until an emulsion C is achieved; removing the organic solvent from the emulsion C, and achieving a deposit; washing the deposit with deionized water, and achieving a colloid; and drying and calcining the colloid, and eventually achieving a mesoporous material. The mesoporous material has a large specific surface area, a high porosity, and a narrow diameter distribution.
Abstract translation: 制备介孔材料的方法包括以下步骤：将纳米晶体粉末溶解在有机溶剂中，并获得浓度为1-30mg / ml的溶液A; 将表面活性剂溶于水中，得到约0.002〜0.05mol / ml的溶液B; 以1:（5-30）的体积比混合溶液A和溶液B，得到混合物; 搅拌并乳化混合物，直到达到乳液C. 从乳液C中除去有机溶剂，并实现沉积; 用去离子水清洗沉积物，达到胶体; 并干燥和煅烧胶体，最终达到介孔材料。 介孔材料具有大比表面积，高孔隙率和窄直径分布。
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Patent Agency Ranking
公开(公告)号：US20110175019A1
公开(公告)日：2011-07-21
申请号：US12879171
申请日：2010-09-10
Applicant: YA-DONG LI , XIAO-LING XIAO , DING-SHENG WANG
Inventor： YA-DONG LI , XIAO-LING XIAO , DING-SHENG WANG
IPC: H01M4/505
CPC classification number: H01M4/505 , B82Y30/00 , C01G45/02 , C01G45/1242 , C01P2002/32 , C01P2004/03 , C01P2004/16 , C01P2006/40 , H01M4/131 , H01M10/052
Abstract: A method for preparing a cathode active material of lithium battery is shown. The method includes providing MnOOH and lithium source material, and mixing the MnOOH and the lithium source material in a liquid solvent to achieve a mixture. Then, the mixture is dried to remove the liquid solvent, thereby achieving a precursor. A temperature of the precursor is elevated from room temperature to a sintering temperature of about 500° C. to about 900° C. at a uniform rate, and the precursor is sintered at the sintering temperature for about 3 hours to about 24 hours.
Abstract translation: 示出了制备锂电池正极活性物质的方法。 该方法包括提供MnOOH和锂源材料，并将MnOOH和锂源材料在液体溶剂中混合以获得混合物。 然后，将混合物干燥以除去液体溶剂，从而实现前体。 将前体的温度以均匀的速率从室温升高至约500℃至约900℃的烧结温度，并将前体在烧结温度下烧结约3小时至约24小时。
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公开(公告)号：US07846216B2
公开(公告)日：2010-12-07
申请号：US12002190
申请日：2007-12-14
Applicant: Ya-Dong Li , Feng Bai , Ding-Sheng Wang , Zi-Yang Huo , Wei Chen , Li-Ping Liu
Inventor： Ya-Dong Li , Feng Bai , Ding-Sheng Wang , Zi-Yang Huo , Wei Chen , Li-Ping Liu
IPC: C01B15/013
CPC classification number: C01B9/08 , B82Y30/00 , C01B19/007 , C01F17/0062 , C01G11/02 , C01G23/08 , C01G37/14 , C01G49/08 , C01P2004/04 , C01P2004/52 , C01P2004/62 , C01P2004/64 , C01P2006/90
Abstract: A method for making colloidal nanocrystals includes the following steps: dissolving a nanocrystal powder in an organic solvent, and achieving a solution A of a concentration of 1-30 mg/ml; dissolving a surfactant in water, and achieving a solution B of a concentration of 0.002-0.05 mmol/ml; mixing the solution A and the solution B in a volume ratio of 1: (5-30), and achieving a mixture; stirring and emulsifying the mixture, until an emulsion C is achieved; removing the organic solvent from the emulsion C, and achieving a deposit; then washing the deposit with deionized water, and achieving colloidal nanocrystals. The present method for making colloidal nanocrystals is economical and timesaving, and has a low toxicity associated therewith. Thus, the method is suitable for industrial mass production. The colloidal nanocrystals made by the present method have a readily controllable size, a narrow size distribution, and good configuration.
Abstract translation: 制备胶态纳米晶体的方法包括以下步骤：将纳米晶体粉末溶解在有机溶剂中，并获得浓度为1-30mg / ml的溶液A; 将表面活性剂溶解在水中，得到浓度为0.002〜0.05mmol / ml的溶液B; 以1:（5-30）的体积比混合溶液A和溶液B，得到混合物; 搅拌并乳化混合物，直到达到乳液C. 从乳液C中除去有机溶剂，并实现沉积; 然后用去离子水洗涤沉积物，并获得胶体纳米晶体。 本发明制备胶态纳米晶体的方法是经济的并且节省时间，并且与其相关的毒性低。 因此，该方法适用于工业量产。 通过本方法制备的胶体纳米晶体具有容易控制的尺寸，窄尺寸分布和良好的构型。
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公开(公告)号：US20100278721A1
公开(公告)日：2010-11-04
申请号：US12002128
申请日：2007-12-14
Applicant: Ya-Dong Li , Ding-Sheng Wang , Feng Bai , Zi-Yang Huo , Li-Ping Liu , Wei Chen
Inventor： Ya-Dong Li , Ding-Sheng Wang , Feng Bai , Zi-Yang Huo , Li-Ping Liu , Wei Chen
CPC classification number: C04B20/1062 , B01J20/0222 , B01J20/0225 , B01J20/06 , B01J20/28071 , B01J20/28083 , B01J23/74 , B82Y30/00 , C01G45/02 , C01G51/04 , C01G53/04 , C01P2004/64 , C01P2006/12 , C01P2006/14 , C04B20/12 , C04B2111/94 , C04B14/047 , C04B14/102 , C04B14/12 , C04B14/16 , C04B14/185 , C04B14/204 , C04B14/301 , C04B14/34 , C04B20/126
Abstract: A method for making the mesoporous material includes the following steps: dissolving a nanocrystal powder in an organic solvent, and achieving a solution A with concentration of 1-30 mg/ml; dissolving a surfactant in water, and achieving a solution B with an approximate concentration of 0.002-0.05 mol/ml; mixing the solution A and the solution B in a volume ratio of 1: (5-30), and achieving a mixture; stirring and emulsifying the mixture, until an emulsion C is achieved; removing the organic solvent from the emulsion C, and achieving a deposit; washing the deposit with deionized water, and achieving a colloid; and drying and calcining the colloid, and eventually achieving a mesoporous material. The mesoporous material has a large specific surface area, a high porosity, and a narrow diameter distribution.
Abstract translation: 制备介孔材料的方法包括以下步骤：将纳米晶体粉末溶解在有机溶剂中，并获得浓度为1-30mg / ml的溶液A; 将表面活性剂溶于水中，得到约0.002〜0.05mol / ml的溶液B; 以1:（5-30）的体积比混合溶液A和溶液B，得到混合物; 搅拌并乳化混合物，直到达到乳液C. 从乳液C中除去有机溶剂，并实现沉积; 用去离子水清洗沉积物，达到胶体; 并干燥和煅烧胶体，最终达到介孔材料。 介孔材料具有大比表面积，高孔隙率和窄直径分布。
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8.发明申请公开(公告)号：US20100278718A1
公开(公告)日：2010-11-04
申请号：US12002139
申请日：2007-12-14
Applicant: Ya-Dong Li , Ding-Sheng Wang
Inventor： Ya-Dong Li , Ding-Sheng Wang
CPC classification number: C01B19/007 , B22F1/0018 , B22F9/24 , B22F2998/00 , B82Y30/00 , C01G3/12 , C01P2002/72 , C01P2004/04 , C01P2004/32 , C01P2004/52 , C01P2004/64 , B22F2301/255 , B22F2304/054
Abstract: A method for making monodisperse silver nanocrystals includes the following step: (1) mixing a silver nitrate with octadecyl amine as a solvent, and achieving a mixture; (2) agitating and reacting the mixture at a reaction temperature for a reaction period; (3) cooling the mixture to a cooling temperature, and achieving a deposit; and (4) washing the deposit with an organic solvent, drying the deposit at a drying temperature, and achieving monodisperse silver nanocrystals. After step (2), the method can further include a step of mixing a sulfur or selenium into the reactant to achieve monodisperse silver sulfide or silver selenide nanocrystals.
Abstract translation: 制造单分散银纳米晶体的方法包括以下步骤：（1）将硝酸银与十八烷基胺作为溶剂混合，得到混合物; （2）在反应温度下搅拌反应混合物一段反应时间; （3）将混合物冷却至冷却温度，并实现沉积; 和（4）用有机溶剂洗涤沉积物，在干燥温度下干燥沉积物，并实现单分散银纳米晶体。 在步骤（2）之后，该方法还可以包括将硫或硒混合到反应物中以实现单分散硫化银或硒化银纳米晶体的步骤。
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公开(公告)号：US07993618B2
公开(公告)日：2011-08-09
申请号：US11982666
申请日：2007-11-02
Applicant: Ya-Dong Li , Ding-Sheng Wang
Inventor： Ya-Dong Li , Ding-Sheng Wang
CPC classification number: C01G45/02 , B82Y30/00 , C01B13/32 , C01F17/0043 , C01G1/02 , C01G9/02 , C01G51/04 , C01G53/04 , C01P2002/72 , C01P2004/04 , C01P2004/10 , C01P2004/30 , C01P2004/32 , C01P2004/42 , C01P2004/45 , C01P2004/62 , C01P2004/64
Abstract: A method for making the metal oxide includes the following steps: mixing a metal nitrate with a solvent of octadecyl amine, and achieving a mixture; agitating and reacting the mixture at a reaction temperature for a reaction period; cooling the mixture to a cooling temperature, and achieving a deposit; and washing the deposit with an organic solvent, drying the deposit at a drying temperature and achieving a metal oxide nanocrystal. The present method for making a metal oxide nanocrystal is economical and timesaving, and has a low toxicity associated therewith. Thus, the method is suitable for industrial mass production. The metal oxide nanocrystal material made by the present method has a readily controllable size, a narrow size distribution, and good crystallinity.
Abstract translation: 制造金属氧化物的方法包括以下步骤：将金属硝酸盐与十八烷基胺的溶剂混合，得到混合物; 在反应温度下搅拌反应混合物一段反应时间; 将混合物冷却至冷却温度，并实现沉积; 并用有机溶剂洗涤沉积物，在干燥温度下干燥沉积物并实现金属氧化物纳米晶体。 本发明的制造金属氧化物纳米晶体的方法是经济且节省时间的，并且与其相关的毒性低。 因此，该方法适用于工业量产。 通过本方法制备的金属氧化物纳米晶体材料具有容易控制的尺寸，窄尺寸分布和良好的结晶度。
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