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    • 94. 发明授权
    • Process for producing aromatic polyester
    • 生产芳香族聚酯的方法
    • US4349659A
    • 1982-09-14
    • US193301
    • 1980-10-02
    • Yasuyuki KatoHiroaki SugimotoMakoto Hanabata
    • Yasuyuki KatoHiroaki SugimotoMakoto Hanabata
    • C08G63/00C08G63/18C08G63/60C08G63/02C08G17/02
    • C08G63/605
    • In a process for producing an aromatic polyester by reacting under application of heat (A) an aromatic dicarboxylic acid and/or an ester-forming derivative thereof, (B) an aromatic hydroxycarboxylic acid and/or an ester-forming derivative thereof, and (C) a dihydroxy aromatic compound produced by the method of alkali fusion and containing 4,4'-dihydroxydiphenyl as major constituent and/or an ester-forming derivative of said dihydroxy aromatic compound, the improvement which comprises employing as said 4,4'-dihydroxydiphenyl, a 4,4'-dihydroxydiphenyl of such a quality that a solution of 1 part by weight of it dissolved in 100 parts by weight of a mixture comprising methanol and water in a weight ratio of 70:30 will show a pH of 6.6 to 7.4. The polyester produced by the improved process shows little discoloration and is excellent in thermal resistance and mechanical properties.
    • 在芳香族二羧酸和/或其酯形成性衍生物的加热反应(A)和(B)芳香族羟基羧酸和/或其成酯性衍生物的反应中, C)通过碱熔融方法制备的二羟基芳族化合物,其包含4,4'-二羟基二苯作为主要成分和/或所述二羟基芳族化合物的酯形成衍生物,其改进之处在于, 二羟基二苯基,4,4'-二羟基二苯基,其质量为1重量份溶解在100重量份以重量比为70:30的甲醇和水的混合物中的溶液的pH值为6.6 至7.4。 通过改进的方法生产的聚酯显示出很少的变色,并且具有优异的耐热性和机械性能。
    • 100. 发明授权
    • Vehicle control system
    • 车辆控制系统
    • US09540004B2
    • 2017-01-10
    • US14406748
    • 2012-06-20
    • Jonggap KimYasuyuki Kato
    • Jonggap KimYasuyuki Kato
    • B60W30/14F16D48/06B60W30/18
    • B60W30/143F16D48/06F16D2500/10412F16D2500/3108F16D2500/3127F16D2500/3128F16D2500/31433F16D2500/31453F16D2500/5043F16D2500/50825F16D2500/5085Y02T10/76
    • A vehicle control system is provided. The vehicle control system is applied to a vehicle having a clutch device adapted to selectively connect and disconnect a power transmission route between a prime mover and drive wheels. The vehicle control system disconnects the power transmission route during running to allow the vehicle to coast. The vehicle control system is comprised of: a means detecting a vehicle speed; a means detecting an operation of an accelerator by a driver; a means detecting a braking operation of the driver; an execution means executing a coasting control when an operating amount of the accelerator is reduced to be smaller than a predetermined value during running, by bringing the clutch device into disengagement to disconnect the power transmission route so as to allow the vehicle to coast; a determination means determining whether or not a deceleration demand of the driver is larger than a predetermined value during execution of the coasting control based on the vehicle speed and the braking operation; and a termination means determining a fact that the deceleration demand is strong if the deceleration demand is larger than the predetermined value, and that terminates the coasting control by bringing the clutch device into engagement to connect the power transmission route.
    • 提供车辆控制系统。 车辆控制系统被应用于具有适于选择性地连接和断开原动机和驱动轮之间的动力传递路径的离合器装置的车辆。 车辆控制系统在运行期间断开动力传输路线,以允许车辆滑行。 车辆控制系统包括:检测车速的装置; 用于检测驾驶员对加速器的操作的装置; 检测驾驶员的制动操作的装置; 执行装置,其中当所述加速器的操作量在运行期间减小到小于预定值时,通过使所述离合器装置分离以断开所述动力传递路线以允许所述车辆滑行; 确定装置,基于车速和制动操作来确定在执行滑行控制期间驾驶员的减速要求是否大于预定值; 以及如果减速要求大于预定值,则确定减速要求强的事实的终止装置,并且通过使离合器装置接合以连接动力传递路线来终止惯性控制。