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    • 2. 发明申请
    • Method of preparing polycarbonate resin
    • 聚碳酸酯树脂的制备方法
    • US20060089484A1
    • 2006-04-27
    • US11255515
    • 2005-10-21
    • Mijeung HongJong Hun KimSung Kyou ParkBoo Gon Woo
    • Mijeung HongJong Hun KimSung Kyou ParkBoo Gon Woo
    • C08G64/00
    • C08G64/307C08G64/186C08G64/205
    • A method of preparing a high molecular weight polycarbonate resin is provided. In the method, a condensation polymerization process is used so that a mole fraction of arylcarbonate existing in a terminated group of a reaction side product having a degree of polymerization of less than 3 obtained as a result of transesterification and in a non-reacted diarylcarbonate is reduced. As a result, a high molecular weight polycarbonate can be obtained by solid state polymerization. A polycarbonate with an identical molecular weight can be produced in a substantially short time, compared with a polycarbonate produced through solid state polymerization without condensation polymerization. In addition, the non-use of a poisonous phosgene contributes to stability. Furthermore, quality polycarbonate may be guaranteed.
    • 提供了制备高分子量聚碳酸酯树脂的方法。 在该方法中,使用缩聚方法,使得存在于作为酯交换反应的结果得到的聚合度小于3的反应副产物的末端基团中的芳基碳酸酯的摩尔分数和未反应的碳酸二芳基酯的摩尔分数为 减少 结果,可以通过固态聚合获得高分子量聚碳酸酯。 与通过不进行缩聚的固相聚合制造的聚碳酸酯相比,可以在短时间内生产具有相同分子量的聚碳酸酯。 此外,不使用有毒光气有助于稳定。 此外,可以保证质量的聚碳酸酯。
    • 4. 发明授权
    • Method of preparing polycarbonate resin
    • 聚碳酸酯树脂的制备方法
    • US07332559B2
    • 2008-02-19
    • US11255515
    • 2005-10-21
    • Mijeung HongJong Hun KimSung Kyou ParkBoo Gon Woo
    • Mijeung HongJong Hun KimSung Kyou ParkBoo Gon Woo
    • C08G64/00
    • C08G64/307C08G64/186C08G64/205
    • A method of preparing a high molecular weight polycarbonate resin is provided. In the method, a condensation polymerization process is used so that a mole fraction of arylcarbonate existing in a terminated group of a reaction side product having a degree of polymerization of less than 3 obtained as a result of transesterification and in a non-reacted diarylcarbonate is reduced. As a result, a high molecular weight polycarbonate can be obtained by solid state polymerization. A polycarbonate with an identical molecular weight can be produced in a substantially short time, compared with a polycarbonate produced through solid state polymerization without condensation polymerization. In addition, the non-use of a poisonous phosgene contributes to stability. Furthermore, quality polycarbonate may be guaranteed.
    • 提供了制备高分子量聚碳酸酯树脂的方法。 在该方法中,使用缩聚方法,使得存在于作为酯交换反应的结果得到的聚合度小于3的反应副产物的末端基团中的芳基碳酸酯的摩尔分数和未反应的碳酸二芳基酯的摩尔分数为 减少 结果,可以通过固态聚合获得高分子量聚碳酸酯。 与通过不进行缩聚的固相聚合制造的聚碳酸酯相比,可以在短时间内生产具有相同分子量的聚碳酸酯。 此外,不使用有毒光气有助于稳定。 此外,可以保证质量的聚碳酸酯。
    • 7. 发明申请
    • HYPERTENSION MONITORING AND NOTIFICATION DEVICE BASED ON CONTEXT INFORMATION
    • 基于上下文信息的高效监控和通知装置
    • US20140052008A1
    • 2014-02-20
    • US14006270
    • 2011-08-12
    • Jong Hun KimYoung Ho LeeDong Kyun ParkEun Young Jung
    • Jong Hun KimYoung Ho LeeDong Kyun ParkEun Young Jung
    • A61B5/00A61B5/021
    • A61B5/4866A61B5/0002A61B5/021A61B5/7246A61B5/7278A61B5/742G16H50/20
    • Disclosed is a hypertension monitoring and notification device based on context information, which includes a data gain and storage unit for storing bio information of a user, context data, and weather and health information; a user context analysis unit for deducing context information of the user from the bio information and the context data to analyze context necessary for measuring hypertension; a specific hypertension analysis unit for analyzing specific hypertension using the context information; a blood pressure grade analysis unit for determining a blood pressure grade via the analyzed context information to deduce blood pressure signal light information and to transmit a recommendation content; and a result output and notification unit for outputting and notifying the user and the doctor of the bio information, the blood pressure signal light information, the specific hypertension information, and the context information.
    • 公开了一种基于上下文信息的高血压监测和通知装置,其包括用于存储用户的生物信息的数据增益和存储单元,上下文数据以及天气和健康信息; 用户背景分析单元,用于从所述生物信息和所述上下文数据推断所述用户的上下文信息,以分析测量高血压所需的上下文; 使用上下文信息分析特定高血压的特异性高血压分析单元; 血压等级分析单元,用于经由所分析的上下文信息来确定血压等级,以推断血压信号光信息并传送推荐内容; 以及用于输出和通知用户和医生生物信息,血压信号光信息,特定高血压信息和上下文信息的结果输出和通知单元。
    • 8. 发明授权
    • Method of manufacturing sinter-active U3O8 powder and method of producing nuclear fuel pellets utilizing the same
    • 烧结活性U3O8粉末的制造方法以及使用其的制造核燃料粒子的方法
    • US08449795B2
    • 2013-05-28
    • US11947502
    • 2007-11-29
    • Jae Ho YangYoung Woo RheeKi Won KangJong Hun KimKeon Sik KimKun Woo Song
    • Jae Ho YangYoung Woo RheeKi Won KangJong Hun KimKeon Sik KimKun Woo Song
    • G21C21/00C01G43/01C01G43/025
    • G21C3/623G21C3/62G21C21/02Y02E30/38
    • There is provided a method of producing U3O8 powder having large surface area and small particle size by oxidizing defective UO2 pellets and manufacturing nuclear fuel pellets which are stable in a pore structure and high in density through the use of a mixture comprising UO2 powder and U3O8 powder. The method includes producing an U308 powder having a surface area of at least 1 m2/g by oxidizing defective UO2 pellets at a temperature of 300 to 370° C. in such a way that a maximum weight increase rate per 1 g of the UO2 pellets is up to 0.06 wt %/min; producing a mixed powder by mixing the U3O8 powder with an UO2 powder by 2 to 15 wt %; producing a compact by compression molding the mixed powder; and sintering the compact in a reducing gas atmosphere at a temperature of 1600 to 1800° C. In addition, a small amount of an Al-compound may be added to the oxidized U3O8 powder before the U3O8 powder is mixed with the UO2 powder. The additive such as Al is mixed with the U3O8 powder and then mixed with the UO2 powder to produce the pellets by a conventional production method. This ensures a stable pore structure, high density and a considerable increase in a crystal grain size.
    • 提供一种通过氧化不良UO 2颗粒并制造核孔结构稳定且密度高的核燃料颗粒,通过使用包含UO 2粉末和U 3 O 8粉末的混合物制备具有大表面积和小粒径的U3O8粉末的方法 。 该方法包括通过在300-370℃的温度下氧化有缺陷的UO 2颗粒来生产表面积至少为1m 2 / g的U308粉末,使得每1g UO 2颗粒的最大重量增加率 高达0.06重量%/分钟; 通过将U3O8粉末与UO2粉末混合2〜15重量%来制造混合粉末; 通过压缩混合粉末制造压块; 并在1600〜1800℃的还原气体气氛中烧结。另外,在U 3 O 8粉末与UO 2粉末混合之前,可以向氧化的U3O8粉末中添加少量Al化合物。 将诸如Al的添加剂与U3O8粉末混合,然后与UO 2粉末混合以通过常规生产方法制备颗粒。 这确保了稳定的孔结构,高密度和晶粒尺寸的显着增加。
    • 9. 发明申请
    • METHOD OF MANUFACTURING SINTER-ACTIVE U3O8 POWDER AND METHOD OF PRODUCING NUCLEAR FUEL PELLETS UTILIZING THE SAME
    • 制造烧结活性U3O8粉末的方法及使用其制造核燃料粒子的方法
    • US20080185743A1
    • 2008-08-07
    • US11947502
    • 2007-11-29
    • Jae Ho YangYoung Woo RheeKi Won KangJong Hun KimKeon Sik KimKun Woo Song
    • Jae Ho YangYoung Woo RheeKi Won KangJong Hun KimKeon Sik KimKun Woo Song
    • G21C21/02
    • G21C3/623G21C3/62G21C21/02Y02E30/38
    • There is provided a method of producing U3O8 powder having large surface area and small particle size by oxidizing defective UO2 pellets and manufacturing nuclear fuel pellets which are stable in a pore structure and high in density through the use of a mixture comprising UO2 powder and U3O8 powder. The method includes producing an U308 powder having a surface area of at least 1 m2/g by oxidizing defective UO2 pellets at a temperature of 300 to 370□ in such a way that a maximum weight increase rate per 1 g of the UO2 pellets is up to 0.06 wt %/min; producing a mixed powder by mixing the U3O8 powder with an UO2 powder by 2 to 15 wt %; producing a compact by compression molding the mixed powder; and sintering the compact in a reducing gas atmosphere at a temperature of 1600 to 1800□. In addition, a small amount of an Al-compound may be added to the oxidized U3O8 powder before the U3O8 powder is mixed with the UO2 powder. The additive such as Al is mixed with the U3O8 powder and then mixed with the UO2 powder to produce the pellets by a conventional production method. This ensures a stable pore structure, high density and a considerable increase in a crystal grain size.
    • 提供了通过氧化有缺陷的UO 2 N 2颗粒并制造核的方法制备具有大的表面积和小的粒度的U 3 O 8 N 8 通过使用包含二氧化钛粉末和U 3 O 8粉末的混合物的孔结构稳定且密度高的燃料颗粒 。 该方法包括通过在300〜370℃的温度下氧化不良的UO 2/2小球,制造表面积至少为1m 2 / g以上的U308粉末, 相对于每1g NiO 2颗粒的最大重量增加速率高达0.06wt%/ min; 通过将U 3 N 2 O 3粉末与UO 2 N 2粉末混合2至15重量%来制备混合粉末; 通过压缩混合粉末制造压块; 并在1600〜1800℃的温度下在还原气体气氛中烧结。 另外,在U 3 N 3 O 3上的少量Al化合物可以加入到氧化的N 3 O 8 O 8粉末中 > 8粉末与UO 2 N 2粉末混合。 将诸如Al的添加剂与U 3 N 8 O 8粉末混合,然后与UO 2 N 2粉末混合以通过常规的 生产方式。 这确保了稳定的孔结构,高密度和晶粒尺寸的显着增加。