LOW MELT VISCOSITY POLYGLYCOLIC ACID, PRODUCTION PROCESS THEREOF, AND USE OF LOW MELT VISCOSITY POLYGLYCOLIC ACID
    2.
    发明申请
    LOW MELT VISCOSITY POLYGLYCOLIC ACID, PRODUCTION PROCESS THEREOF, AND USE OF LOW MELT VISCOSITY POLYGLYCOLIC ACID 审中-公开
    低熔点粘度聚乙烯酸,其生产工艺及低熔点粘度聚乙烯酸的使用

    公开(公告)号:US20100184891A1

    公开(公告)日:2010-07-22

    申请号:US12677537

    申请日:2008-09-08

    摘要: A low melt viscosity polyglycolic acid having a melt viscosity of at most 100 Pa·s as measured at a temperature higher by 10° C. than the melting point of the polyglycolic acid and a shear rate of 122 sec−1, a temperature at 3%-weight loss on heating of at least 280° C. and a water content of at most 500 ppm, and being in a solid state at a temperature of 20±15° C., and a production process of the low melt viscosity polyglycolic acid including a water vapor absorption step and a heat treatment step for a high melt viscosity polyglycolic acid being in a solid state.

    摘要翻译: 在比聚乙醇酸的熔点高达10℃的温度和122秒-1的剪切速率,3℃的温度下测定的熔体粘度为100Pa·s以下的熔融粘度低聚乙醇酸 在加热至少280℃,水含量至多为500ppm时的%重量损失,并且在20±15℃的温度下处于固态,并且制备低熔体粘度聚乙醇酸 包括水蒸汽吸收步骤的酸和用于固体状态的高熔融粘度聚乙醇酸的热处理步骤。

    Biodegradable aliphatic polyester particles and production process thereof
    3.
    发明授权
    Biodegradable aliphatic polyester particles and production process thereof 有权
    生物降解脂肪族聚酯颗粒及其制备方法

    公开(公告)号:US08865304B2

    公开(公告)日:2014-10-21

    申请号:US13452119

    申请日:2012-04-20

    IPC分类号: C08G63/06 C08G63/88 C08G63/08

    摘要: Biodegradable aliphatic polyester particles have: (A) an average particle diameter of 10 to 500 μm, and (B) a quantity of heat of low-temperature crystallization calculated as an exotherm attending on crystallization, detected in the course of heating by DSC, of at least 1 J/g, and preferably: (C) a quantity of heat of crystal melting calculated as an endotherm attending on melting of a crystal, detected in the course of the heating, of less than 100 J/g, and (D) a difference between the quantity of heat of crystal melting and the quantity of heat of low-temperature crystallization of less than 90 J/g. A process for producing the particles comprises grinding a particular biodegradable aliphatic polyester having a weight average molecular weight of at least 50,000 at not lower than 0° C. and lower than the glass transition temperature of the polyester while applying high shearing force.

    摘要翻译: 生物降解性脂肪族聚酯粒子具有:(A)平均粒径为10〜500μm,(B)以DSC为加热过程中检测到的结晶化时的热分解热量, 至少为1J / g,优选为:(C)在加热过程中检测到的以熔融结晶为基准的吸热热量计算为小于100J / g的结晶熔融量,(D )结晶熔融热量与低温结晶热量之差小于90J / g。 制造颗粒的方法包括在施加高剪切力的同时,在不低于0℃并且低于聚酯的玻璃化转变温度的情况下研磨重均分子量为至少50,000的特定的可生物降解的脂族聚酯。

    BIODEGRADABLE ALIPHATIC POLYESTER PARTICLES AND PRODUCTION PROCESS THEREOF
    4.
    发明申请
    BIODEGRADABLE ALIPHATIC POLYESTER PARTICLES AND PRODUCTION PROCESS THEREOF 有权
    可生物降解的生物聚合物颗粒及其生产工艺

    公开(公告)号:US20120270048A1

    公开(公告)日:2012-10-25

    申请号:US13452119

    申请日:2012-04-20

    IPC分类号: C08G63/06 C08G63/88

    摘要: Biodegradable aliphatic polyester particles have: (A) an average particle diameter of 10 to 500 μm, and (B) a quantity of heat of low-temperature crystallization calculated as an exotherm attending on crystallization, detected in the course of heating by DSC, of at least 1 J/g, and preferably: (C) a quantity of heat of crystal melting calculated as an endotherm attending on melting of a crystal, detected in the course of the heating, of less than 100 J/g, and (D) a difference between the quantity of heat of crystal melting and the quantity of heat of low-temperature crystallization of less than 90 J/g. A process for producing the particles, comprises grinding a particular biodegradable aliphatic polyester having a weight average molecular weight of at least 50,000 at not lower than 0° C. and lower than the glass transition temperature of the polyester while applying high shearing force.

    摘要翻译: 生物降解性脂肪族聚酯粒子具有:(A)平均粒径为10〜500μm,(B)以DSC为加热过程中检测到的结晶化时的热分解热量, 至少为1J / g,优选为:(C)在加热过程中检测到的以熔融结晶为基准的吸热热量计算为小于100J / g的结晶熔融量,(D )结晶熔融热量与低温结晶热量之差小于90J / g。 一种制造颗粒的方法,包括在施加高剪切力的同时,将不低于0℃的重均分子量至少为50,000的特定的可生物降解的脂肪族聚酯和低于聚酯的玻璃化转变温度进行研磨。

    Amin Derivative, and Production Method and Use Thereof
    5.
    发明申请
    Amin Derivative, and Production Method and Use Thereof 有权
    氨基衍生物及其生产方法和用途

    公开(公告)号:US20080293951A1

    公开(公告)日:2008-11-27

    申请号:US11990786

    申请日:2006-08-22

    IPC分类号: C07D233/64 C07C211/27

    摘要: Disclosed is a benzonitrile derivative which is useful as a production intermediate for benzylamine derivative represented by the general formula (5) below and s secondary amine derivative represented by the general formula (9) below. Also disclosed are a method for producing such a benzonitrile derivative and a use thereof as a bactericide. Specifically disclosed are a novel benzonitrile derivative represented by the general formula (1) below, a salt thereof, a production method thereof, and a use thereof as a pharmaceutical intermediate or a bactericide. [Chemical formula 1] (5) (In the formula, n represents an integer of 0-3, and R1 represents a hydrogen, a linear or branched alkyl group having 1-6 carbon atoms or the like.) [Chemical formula 2] (9) (In the formula, n and R1 are a defined above, and R4 represents a hydrogen, a linear or branched alkl group having 1-6 carbon atoms or the like.) [Chemical formula 3] (1) (In the formula, n represents an integer of 0-3, and R1 represents a hydrogen, a linear or branched alkyl group having 1-6 carbon atoms or the like.)

    摘要翻译: 公开了一种苄腈衍生物,其可用作由下述通式(5)表示的苄胺衍生物的生产中间体和由以下通式(9)表示的仲胺衍生物。 还公开了制备这种苄腈衍生物的方法及其作为杀菌剂的用途。 具体公开了下述通式(1)表示的新型苄腈衍生物,其盐,其制备方法及其作为药物中间体或杀菌剂的用途。 [化学式1](5)(式中,n表示0〜3的整数,R 1表示氢,碳原子数为1〜6的直链或支链烷基等。)[化学式2] (9)(式中,n和R1如上定义,R 4表示氢,具有1-6个碳原子的直链或支链烷基等。)[化学式3](1)(在 式中,n表示0〜3的整数,R1表示氢,碳原子数为1〜6的直链或支链烷基等)

    Amine derivative, and production method and use thereof
    6.
    发明授权
    Amine derivative, and production method and use thereof 有权
    胺衍生物及其制备方法和用途

    公开(公告)号:US07977512B2

    公开(公告)日:2011-07-12

    申请号:US11990786

    申请日:2006-08-22

    IPC分类号: C07C211/27

    摘要: Disclosed is a benzonitrile derivative which is useful as a production intermediate for benzylamine derivative represented by the general formula (5) below and s secondary amine derivative represented by the general formula (9) below. Also disclosed are a method for producing such a benzonitrile derivative and a use thereof as a bactericide. Specifically disclosed are a novel benzonitrile derivative represented by the general formula (1) below, a salt thereof, a production method thereof, and a use thereof as a pharmaceutical intermediate or a bactericide. [Chemical formula 1] (5) (In the formula, n represents an integer of 0-3, and R1 represents a hydrogen, a linear or branched alkyl group having 1-6 carbon atoms or the like.) [Chemical formula 2] (9) (In the formula, n and R1 are a defined above, and R4 represents a hydrogen, a linear or branched alkl group having 1-6 carbon atoms or the like.) [Chemical formula 3] (1) (In the formula, n represents an integer of 0-3, and R1 represents a hydrogen, a linear or branched alkyl group having 1-6 carbon atoms or the like.)

    摘要翻译: 公开了一种苄腈衍生物,其可用作由下述通式(5)表示的苄胺衍生物的生产中间体和由以下通式(9)表示的仲胺衍生物。 还公开了制备这种苄腈衍生物的方法及其作为杀菌剂的用途。 具体公开了下述通式(1)表示的新型苄腈衍生物,其盐,其制备方法及其作为药物中间体或杀菌剂的用途。 [化学式1](5)(式中,n表示0〜3的整数,R 1表示氢,碳原子数为1〜6的直链或支链烷基等。)[化学式2] (9)(式中,n和R1如上定义,R 4表示氢,具有1-6个碳原子的直链或支链烷基等。)[化学式3](1)(在 式中,n表示0〜3的整数,R1表示氢,碳原子数为1〜6的直链或支链烷基等)