Process for producing 2,3,3,3-tetrafluoropropene
    3.
    发明授权
    Process for producing 2,3,3,3-tetrafluoropropene 有权
    制备2,3,3,3-四氟丙烯的方法

    公开(公告)号:US08766021B2

    公开(公告)日:2014-07-01

    申请号:US13167509

    申请日:2011-06-23

    IPC分类号: C07C19/08

    CPC分类号: C07C17/23 C07C21/18

    摘要: In the production of 2,3,3,3-tetrafluoropropene (HFO-1234yf), formation of HFC-254eb as an excessively reduced product is suppressed.A process for producing 2,3,3,3-tetrafluoropropene, which comprises reacting a raw material compound gas composed of at least one of 1,1-dichloro-2,3,3,3-tetrafluoropropene and 1-chloro-2,3,3,3-tetrafluoropropene, and hydrogen gas, in the presence of a catalyst, wherein the catalyst is a catalyst having palladium supported on active carbon, and the ratio of the number of moles of the hydrogen gas to the number of moles of chlorine atoms in the raw material compound gas (H2/Cl) is at most 0.7.

    摘要翻译: 在制备2,3,3,3-四氟丙烯(HFO-1234yf)时,抑制了作为过量还原产物的HFC-254eb的形成。 一种制备2,3,3,3-四氟丙烯的方法,包括使由1,1-二氯-2,3,3,3-四氟丙烯和1-氯-2中的至少一种构成的原料化合物气体反应, 3,3,3-四氟丙烯和氢气,在催化剂存在下,其中催化剂是负载在活性炭上的钯的催化剂,氢气的摩尔数与摩尔数的比例 原料化合物气体(H2 / Cl)中的氯原子为0.7以下。

    Process for producing 2,3,3,3-tetrafluoropropene
    4.
    发明授权
    Process for producing 2,3,3,3-tetrafluoropropene 有权
    制备2,3,3,3-四氟丙烯的方法

    公开(公告)号:US08530711B2

    公开(公告)日:2013-09-10

    申请号:US13167254

    申请日:2011-06-23

    IPC分类号: C07C19/08

    CPC分类号: C07C17/23 C07C21/18

    摘要: The object is to provide a process for producing highly pure 2,3,3,3-tetrafluoropropene, whereby formation of 3,3,3-trifluoropropene is suppressed.A process for producing 2,3,3,3-tetrafluoropropene, which comprises reacting a raw material compound composed of 1,1-dichloro-2,3,3,3-tetrafluoropropene and/or 1-chloro-2,3,3,3-tetrafluoropropene, and hydrogen in a gas phase in a reactor having a catalyst layer packed with a catalyst-supporting carrier, while maintaining the maximum temperature of the catalyst layer to be at most 130° C., to obtain formed gas containing 2,3,3,3-tetrafluoropropene, and then, contacting the formed gas discharged from the reactor, with alkali at a temperature of at most 100° C.

    摘要翻译: 本发明的目的是提供一种制备高纯度2,3,3,3-四氟丙烯的方法,从而抑制3,3,3-三氟丙烯的形成。 一种制备2,3,3,3-四氟丙烯的方法,包括使由1,1-二氯-2,3,3,3-四氟丙烯和/或1-氯-2,3,3,3-四氟丙烯组成的原料化合物 ,3-四氟丙烯和氢气,在具有催化剂载体的催化剂层的反应器中,同时保持催化剂层的最高温度为至多130℃,得到含有2个 ,3,3,3-四氟丙烯,然后使从反应器排出的形成的气体与最多100℃的碱接触。

    Process for producing 2,3,3,3-tetrafluoropropene
    5.
    发明授权
    Process for producing 2,3,3,3-tetrafluoropropene 有权
    制备2,3,3,3-四氟丙烯的方法

    公开(公告)号:US08399722B2

    公开(公告)日:2013-03-19

    申请号:US13167235

    申请日:2011-06-23

    IPC分类号: C07C19/08

    CPC分类号: C07C17/23 C07C21/18

    摘要: The object is to provide a process for producing highly pure 2,3,3,3-tetrafluoropropene, whereby formation of 3,3,3-trifluoropropene as a by-product is suppressed.A process for producing 2,3,3,3-tetrafluoropropene, which comprises introducing and reacting a raw material compound composed of at least one of 1,1-dichloro-2,3,3,3-tetrafluoropropene and 1-chloro-2,3,3,3-tetrafluoropropene, and hydrogen, in a catalyst layer packed with a catalyst-supporting carrier, wherein the temperature of the catalyst layer is controlled to be higher than the dew point of the raw material mixed gas comprising the raw material compound and the hydrogen, and the maximum temperature of the catalyst layer is maintained to be at most 130° C. during the reaction.

    摘要翻译: 本发明的目的是提供一种制备高纯度2,3,3,3-四氟丙烯的方法,由此抑制作为副产物的3,3,3-三氟丙烯的形成。 一种制备2,3,3,3-四氟丙烯的方法,其包括将由1,1-二氯-2,3,3,3-四氟丙烯和1-氯-2 ,3,3,3-四氟丙烯和氢,在催化剂载体的催化剂层中控制催化剂层的温度高于包含原料的原料混合气体的露点 化合物和氢气,催化剂层的最高温度在反应期间保持在至多130℃。

    Process for producing 1,1-dichloro-2,3,3,3-tetrafluoropropene and 2,3,3,3-tetrafluoropropene
    6.
    发明授权
    Process for producing 1,1-dichloro-2,3,3,3-tetrafluoropropene and 2,3,3,3-tetrafluoropropene 有权
    制备1,1-二氯-2,3,3,3-四氟丙烯和2,3,3,3-四氟丙烯的方法

    公开(公告)号:US08642820B2

    公开(公告)日:2014-02-04

    申请号:US13167285

    申请日:2011-06-23

    IPC分类号: C07C17/10

    摘要: To provide a process to produce 1,1-dichloro-2,3,3,3-tetrafluoropropene (CFO-1214ya) simply and economically without requiring purification of 1,1-dichloro-2,2,3,3,3-pentafluoropropane (HCFC-225ca) from the raw material component obtained as a mixture of isomers, i.e. dichloropentafluoropropane (HCFC-225) including HCFC-225ca and at the same time to produce simply and economically 2,3,3,3-tetrafluoropropene (HFO-1234yf) from 1-chloro-2,3,3,3-tetrafluoropropane (HCFC-244eb).A raw material composition comprising HCFC-244eb and HCFC-225 including HCFC-225ca is contacted with an alkali aqueous solution in the presence of a phase-transfer catalyst to produce CFO-1214ya from HCFC-225ca and at the same time to produce HFO-1234yf from HCFC-244eb.

    摘要翻译: 为了提供简单且经济地制备1,1-二氯-2,3,3,3-四氟丙烯(CFO-1214ya)的方法,而不需要纯化1,1-二氯-2,2,3,3,3-五氟丙烷 (HCFC-225ca),从作为异构体混合物的混合物(即包含HCFC-225ca的二氯五氟丙烷(HCFC-225))得到的原料组分,同时简单且经济地制备2,3,3,3-四氟丙烯(HFO- 1234yf)来自1-氯-2,3,3,3-四氟丙烷(HCFC-244eb)。 包含HCFC-244eb和HCFC-225(包括HCFC-225ca)的原料组合物在相转移催化剂存在下与碱水溶液接触,从HCFC-225ca生产CFO-1214ya,同时生产HFO- 1234yf来自HCFC-244eb。

    PROCESS FOR PRODUCING 1,1-DICHLORO-2,3,3,3-TETRAFLUOROPROPENE AND 2,3,3,3-TETRAFLUOROPROPENE
    7.
    发明申请
    PROCESS FOR PRODUCING 1,1-DICHLORO-2,3,3,3-TETRAFLUOROPROPENE AND 2,3,3,3-TETRAFLUOROPROPENE 有权
    生产1,1-二氯-2,3,3,3-四氢呋喃和2,3,3,3-四氯丙烯的方法

    公开(公告)号:US20110319678A1

    公开(公告)日:2011-12-29

    申请号:US13167285

    申请日:2011-06-23

    IPC分类号: C07C17/25

    摘要: To provide a process to produce 1,1-dichloro-2,3,3,3-tetrafluoropropene (CFO-1214ya) simply and economically without requiring purification of 1,1-dichloro-2,2,3,3,3-pentafluoropropane (HCFC-225ca) from the raw material component obtained as a mixture of isomers, i.e. dichloropentafluoropropane (HCFC-225) including HCFC-225ca and at the same time to produce simply and economically 2,3,3,3-tetrafluoropropene (HFO-1234yf) from 1-chloro-2,3,3,3-tetrafluoropropane (HCFC-244eb).A raw material composition comprising HCFC-244eb and HCFC-225 including HCFC-225ca is contacted with an alkali aqueous solution in the presence of a phase-transfer catalyst to produce CFO-1214ya from HCFC-225ca and at the same time to produce HFO-1234yf from HCFC-244eb.

    摘要翻译: 为了提供简单且经济地制备1,1-二氯-2,3,3,3-四氟丙烯(CFO-1214ya)的方法,而不需要纯化1,1-二氯-2,2,3,3,3-五氟丙烷 (HCFC-225ca),从作为异构体混合物的混合物(即包含HCFC-225ca的二氯五氟丙烷(HCFC-225))得到的原料组分,同时简单且经济地制备2,3,3,3-四氟丙烯(HFO- 1234yf)来自1-氯-2,3,3,3-四氟丙烷(HCFC-244eb)。 包含HCFC-244eb和HCFC-225(包括HCFC-225ca)的原料组合物在相转移催化剂存在下与碱水溶液接触,从HCFC-225ca生产CFO-1214ya,同时生产HFO- 1234yf来自HCFC-244eb。

    Processes for producing 2-chloro-1,1,1,2-tetrafluoropropane and 2,3,3,3-tetrafluoropropene
    8.
    发明授权
    Processes for producing 2-chloro-1,1,1,2-tetrafluoropropane and 2,3,3,3-tetrafluoropropene 有权
    制备2-氯-1,1,1,2-四氟丙烷和2,3,3,3-四氟丙烯的方法

    公开(公告)号:US08395001B2

    公开(公告)日:2013-03-12

    申请号:US13157370

    申请日:2011-06-10

    IPC分类号: C07C17/25

    摘要: To provide processes for efficiently and economically producing 2-chloro-1,1,1,2-tetrafluoropropane (R244bb) and 2,3,3,3-tetrafluoropropene (R1234yf) in an industrially practical manner.A process for producing 2-chloro-1,1,1,2-tetrafluoropropane, which comprises a chlorination step of reacting 1,2-dichloro-2-fluoropropane and chlorine in the presence of a solvent under irradiation with light to obtain 1,1,1,2-tetrachloro-2-fluoropropane, and a fluorination step of reacting the 1,1,1,2-tetrachloro-2-fluoropropane obtained in the chlorination step and hydrogen fluoride in the presence of a catalyst to obtain 2-chloro-1,1,1,2-tetrafluoropropane, and a process for producing 2,3,3,3-tetrafluoropropene, which comprises dehydrochlorinating it in the presence of a catalyst.

    摘要翻译: 以工业上实用的方式提供有效和经济地生产2-氯-1,1,1,2-四氟丙烷(R244bb)和2,3,3,3-四氟丙烯(R1234yf)的方法。 一种2-氯-1,1,1,2-四氟丙烷的制备方法,该方法包括在溶剂存在下,在光照下使1,2-二氯-2-氟丙烷和氯反应的氯化步骤,得到1, 1,1,2-四氯-2-氟丙烷,和在氯化步骤中得到的1,1,1,2-四氯-2-氟丙烷和氟化氢在催化剂存在下反应的氟化步骤,得到2- 氯-1,1,1,2-四氟丙烷,以及2,3,3,3-四氟丙烯的制备方法,其包括在催化剂存在下对其进行脱氯化氢。

    Frame structure for mounting battery module in vehicle
    10.
    发明授权
    Frame structure for mounting battery module in vehicle 有权
    车载电池模块的框架结构

    公开(公告)号:US08511412B2

    公开(公告)日:2013-08-20

    申请号:US13338640

    申请日:2011-12-28

    IPC分类号: B60R16/04

    CPC分类号: H01M2/1083 B60K1/04

    摘要: A pair of lateral side frames that are fixed along vehicle side members extending in a front-back direction of the vehicle on both sides of the vehicle in a width direction, a front frame that is fixed between front end parts of the lateral side frames, a rear frame that is fixed between rear end parts, and a base frame that is fixed between the front frame and the rear frame are provided. A front mounting frame for fixedly mounting the front side of a battery module on the front side of the base frame, and a rear mounting frame for mounting the rear side of the battery module on the rear side are provided respectively in the width direction of the vehicle.

    摘要翻译: 一对横向侧框架,其沿车宽方向在车辆的前后方向上沿车辆前后方向固定,固定在所述侧面框架的前端部之间的前框架, 固定在后端部之间的后框架和固定在前框架和后框架之间的基座框架。 一个用于将电池模块的前侧固定地安装在基座的前侧上的前安装框架和用于将电池模块的后侧安装在后侧上的后安装框架分别设置在 车辆。