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    • 1. 发明申请
    • PROCESS FOR SYNTHESIS OF ACROLEIN
    • ACROLEIN合成方法
    • US20120310016A1
    • 2012-12-06
    • US13577680
    • 2010-02-09
    • Takeyuki KondoHiroyuki ItoYasunari SaseToshiaki MatsuoKenichiro OkaMasayuki KamikawaMasashi Tanto
    • Takeyuki KondoHiroyuki ItoYasunari SaseToshiaki MatsuoKenichiro OkaMasayuki KamikawaMasashi Tanto
    • C07C45/00
    • B01J8/006B01J3/008B01J2219/00006C07C45/52C07C45/81Y02P20/544C07C47/22
    • An object of the present invention is to provide a technology which can suppress the blockage and abrasion of pipes and devices caused by the production of by-products and stably synthesize acrolein at a high yield, under a condition in which energy efficiency is improved by an elevated concentration of glycerol in a reaction liquid, in a process for synthesis of acrolein by reacting supercritical water and an acid with glycerol. An embodiment of the present invention includes: setting a concentration of glycerol in the reaction liquid at 30% by weight or lower; also cooling the reaction liquid to a temperature between a temperature (300° C. or lower) at which the reaction stops and a temperature (100° C. or higher) at which tar contained in the reaction liquid can keep a state in which its viscosity is sufficiently low; then separating and removing carbon particles from the reaction liquid; subsequently cooling the reaction liquid to a temperature which is a boiling point of water or lower and at which the tar component in the reaction liquid does not adhere to devices; and then decompressing the cooled reaction liquid.
    • 本发明的目的是提供一种能够抑制副产物生成引起的管道和装置的堵塞和磨损的技术,并且在能够提高能量效率的条件下以高产率稳定地合成丙烯醛 在超临界水和酸与甘油反应合成丙烯醛的方法中,反应液中甘油浓度升高。 本发明的一个实施方案包括:将反应液中甘油的浓度设定为30重量%以下; 还将反应液体冷却至反应停止的温度(300℃以下)和反应液中所含的焦油的温度(100℃以上)可以保持其状态 粘度足够低; 然后从反应液中分离除去碳颗粒; 随后将反应液体冷却至沸点低于水的温度,反应液中的焦油成分不附着在装置上; 然后减压冷却的反应液。
    • 3. 发明授权
    • Process for synthesis of acrolein
    • 合成丙烯醛的方法
    • US08742178B2
    • 2014-06-03
    • US13577680
    • 2010-02-09
    • Takeyuki KondoHiroyuki ItoYasunari SaseToshiaki MatsuoKenichiro OkaMasayuki KamikawaMasashi Tanto
    • Takeyuki KondoHiroyuki ItoYasunari SaseToshiaki MatsuoKenichiro OkaMasayuki KamikawaMasashi Tanto
    • C07C45/00
    • B01J8/006B01J3/008B01J2219/00006C07C45/52C07C45/81Y02P20/544C07C47/22
    • An object of the present invention is to provide a technology which can suppress the blockage and abrasion of pipes and devices caused by the production of by-products and stably synthesize acrolein at a high yield, under a condition in which energy efficiency is improved by an elevated concentration of glycerol in a reaction liquid, in a process for synthesis of acrolein by reacting supercritical water and an acid with glycerol. An embodiment of the present invention includes: setting a concentration of glycerol in the reaction liquid at 30% by weight or lower; also cooling the reaction liquid to a temperature between a temperature (300° C. or lower) at which the reaction stops and a temperature (100° C. or higher) at which tar contained in the reaction liquid can keep a state in which its viscosity is sufficiently low; then separating and removing carbon particles from the reaction liquid; subsequently cooling the reaction liquid to a temperature which is a boiling point of water or lower and at which the tar component in the reaction liquid does not adhere to devices; and then decompressing the cooled reaction liquid.
    • 本发明的目的是提供一种能够抑制副产物生成引起的管道和装置的堵塞和磨损的技术,并且在能够提高能量效率的条件下以高产率稳定地合成丙烯醛 在超临界水和酸与甘油反应合成丙烯醛的方法中,反应液中甘油浓度升高。 本发明的一个实施方案包括:将反应液中甘油的浓度设定为30重量%以下; 还将反应液体冷却至反应停止的温度(300℃以下)和反应液中所含的焦油的温度(100℃以上)可以保持其状态 粘度足够低; 然后从反应液中分离除去碳颗粒; 随后将反应液体冷却至沸点低于水的温度,反应液中的焦油成分不附着在装置上; 然后减压冷却的反应液。
    • 4. 发明授权
    • Method for synthesizing acrolein
    • 丙烯醛合成方法
    • US08450531B2
    • 2013-05-28
    • US12979459
    • 2010-12-28
    • Takeyuki KondoMasayuki KamikawaKenichiro OkaToshiaki MatsuoMasashi TantoYasunari SaseHiroyuki ItoTomofumi ShiraishiTsutomu KawamuraNaruyasu Okamoto
    • Takeyuki KondoMasayuki KamikawaKenichiro OkaToshiaki MatsuoMasashi TantoYasunari SaseHiroyuki ItoTomofumi ShiraishiTsutomu KawamuraNaruyasu Okamoto
    • C07C45/64C07D307/46C07H1/00
    • C07D307/48B01F5/0057B01F5/0615B01F5/0682B01F5/0688C07C45/52Y02P20/544C07C47/22
    • An object of the present invention is to provide a method for commercially manufacturing acrolein in a large flow rate by making supercritical water and an acid interact with glycerin, wherein by efficiently mixing high-concentration glycerin and supercritical water with each other, the method is made capable of making the synthesis stably proceed with a high yield while the occlusion and abrasion of the pipes and devices due to the generation of by-products are being suppressed. The method for synthesizing acrolein of the present invention is a method for synthesizing acrolein by making supercritical water and an acid interact with glycerin, the method using a reaction apparatus including: a cylindrical mixing flow path for mixing a fluid including glycerin and a fluid including supercritical water with each other; a first inlet flow path, disposed offset from the central axis of the mixing flow path, for making the fluid including glycerin flow into the mixing flow path; and a second inlet flow path, disposed offset from the central axis of the mixing flow path, for making the fluid including supercritical water flow into the mixing flow path, wherein the first inlet flow path and the second inlet flow path are each provided in a plurality of numbers in such a way that the first inlet flow paths and the second inlet flow paths are alternately arranged so as to encircle the central axis of the mixing flow path.
    • 本发明的目的是提供一种通过使超临界水和酸与甘油相互作用而大量流动丙烯醛的方法,其中通过将高浓度甘油和超临界水相互有效地混合,制备方法 能够以高产率稳定地进行合成,同时由于副产物的产生而引起的管道和装置的堵塞和磨损被抑制。 本发明的丙烯醛的合成方法是通过使超临界水和酸与甘油相互作用来合成丙烯醛的方法,使用反应装置的方法包括:将含有甘油的液体和包含超临界流体的流体混合的圆筒状混合流路 水相互; 第一入口流动路径,设置为偏离混合流动路径的中心轴线,用于使包含甘油的流体流入混合流动路径; 以及第二入口流动路径,其设置成偏离混合流动路径的中心轴线,用于使包括超临界水流的流体流入混合流动路径,其中第一入口流动路径和第二入口流动路径分别设置在 多个数字,使得第一入口流动路径和第二入口流动路径交替地布置成环绕混合流动路径的中心轴线。
    • 6. 发明申请
    • METHOD FOR SYNTHESIZING ACROLEIN
    • 用于合成ACROLEIN的方法
    • US20110160447A1
    • 2011-06-30
    • US12979459
    • 2010-12-28
    • Takeyuki KONDOMasayuki KamikawaKenichiro OkaToshiaki MatsuoMasashi TantoYasunari SaseHiroyuki ItoTomofumi ShiraishiTsutomu KawamuraNaruyasu Okamoto
    • Takeyuki KONDOMasayuki KamikawaKenichiro OkaToshiaki MatsuoMasashi TantoYasunari SaseHiroyuki ItoTomofumi ShiraishiTsutomu KawamuraNaruyasu Okamoto
    • C08B37/00C07C45/61C07D307/34
    • C07D307/48B01F5/0057B01F5/0615B01F5/0682B01F5/0688C07C45/52Y02P20/544C07C47/22
    • An object of the present invention is to provide a method for commercially manufacturing acrolein in a large flow rate by making supercritical water and an acid interact with glycerin, wherein by efficiently mixing high-concentration glycerin and supercritical water with each other, the method is made capable of making the synthesis stably proceed with a high yield while the occlusion and abrasion of the pipes and devices due to the generation of by-products are being suppressed. The method for synthesizing acrolein of the present invention is a method for synthesizing acrolein by making supercritical water and an acid interact with glycerin, the method using a reaction apparatus including: a cylindrical mixing flow path for mixing a fluid including glycerin and a fluid including supercritical water with each other; a first inlet flow path, disposed offset from the central axis of the mixing flow path, for making the fluid including glycerin flow into the mixing flow path; and a second inlet flow path, disposed offset from the central axis of the mixing flow path, for making the fluid including supercritical water flow into the mixing flow path, wherein the first inlet flow path and the second inlet flow path are each provided in a plurality of numbers in such a way that the first inlet flow paths and the second inlet flow paths are alternately arranged so as to encircle the central axis of the mixing flow path.
    • 本发明的目的是提供一种通过使超临界水和酸与甘油相互作用而大量流动丙烯醛的方法,其中通过将高浓度甘油和超临界水相互有效地混合,制备方法 能够以高产率稳定地进行合成,同时由于副产物的产生而引起的管道和装置的堵塞和磨损被抑制。 本发明的丙烯醛的合成方法是通过使超临界水和酸与甘油相互作用来合成丙烯醛的方法,使用反应装置的方法包括:将含有甘油的液体和包含超临界流体的流体混合的圆筒状混合流路 水相互; 第一入口流动路径,设置为偏离混合流动路径的中心轴线,用于使包含甘油的流体流入混合流动路径; 以及第二入口流动路径,其设置成偏离混合流动路径的中心轴线,用于使包括超临界水流的流体流入混合流动路径,其中第一入口流动路径和第二入口流动路径分别设置在 多个数字,使得第一入口流动路径和第二入口流动路径交替地布置成环绕混合流动路径的中心轴线。
    • 7. 发明授权
    • Device and method for producing polybutylene succinate
    • 聚丁二酸丁二醇酯的制备方法
    • US08604156B2
    • 2013-12-10
    • US13503078
    • 2010-10-21
    • Masayuki KamikawaToshiaki MatsuoKenichiro OkaTakeyuki KondoYasunari SaseMasashi Tanto
    • Masayuki KamikawaToshiaki MatsuoKenichiro OkaTakeyuki KondoYasunari SaseMasashi Tanto
    • C08G63/02
    • C08G63/785B01J19/1862B01J19/20B01J2219/00006B01J2219/00083C08G63/16
    • A device and a method for producing high-quality polybutylene succinate are provided. The method for producing polybutylene succinate comprises the steps of: preparing a raw-material slurry by mixing succinic acid or a derivative thereof with 1,4-butanediol in a raw-material slurry preparation tank; storing the raw-material slurry in a raw-material slurry storage tank while maintaining flowability; carrying out an esterification reaction of the raw-material slurry in an esterification reactor; and synthesizing polybutylene succinate with a polycondensation reaction of the ester in a polycondensation reactor, in which the polycondensation reactor is divided, from the upstream side, into at least an initial polycondensation reactor, an intermediate polycondensation reactor, and a final polycondensation reactor, a catalyst is added in an amount from 1000 ppm to 3000 ppm in relation to succinic acid or a derivative thereof, the reaction time in the intermediate polycondensation reactor ranges from 0.25 hours to 0.75 hours, and the reaction temperature in the final polycondensation reactor ranges from 245° C. to 255° C.
    • 提供了一种用于生产高品质聚丁二酸丁二醇酯的装置和方法。 聚丁二酸丁二醇酯的制造方法包括以下步骤:通过在原料浆料制备槽中混合琥珀酸或其衍生物与1,4-丁二醇来制备原料浆料; 将原料浆料储存在原料浆料储罐中同时保持流动性; 在酯化反应器中进行原料浆料的酯化反应; 并将聚缩丁醛琥珀酸酯与缩聚反应器中的缩聚反应器在上游侧分离成至少初始缩聚反应器,中间缩聚反应器和最终缩聚反应器中的催化剂进行缩聚反应, 相对于琥珀酸或其衍生物以1000ppm至3000ppm的量加入,中间缩聚反应器中的反应时间为0.25小时至0.75小时,最终缩聚反应器中的反应温度为245℃ C.至255°C
    • 8. 发明申请
    • DEVICE AND METHOD FOR PRODUCING POLYBUTYLENE SUCCINATE
    • 用于生产聚丁二酸酯的装置和方法
    • US20120202962A1
    • 2012-08-09
    • US13503078
    • 2010-10-21
    • Masayuki KamikawaToshiaki MatsuoKenichiro OkaTakeyuki KondoYasunari SaseMasashi Tanto
    • Masayuki KamikawaToshiaki MatsuoKenichiro OkaTakeyuki KondoYasunari SaseMasashi Tanto
    • C08G63/16B01J19/00
    • C08G63/785B01J19/1862B01J19/20B01J2219/00006B01J2219/00083C08G63/16
    • A device and a method for producing high-quality polybutylene succinate are provided. The method for producing polybutylene succinate comprises the steps of: preparing a raw-material slurry by mixing succinic acid or a derivative thereof with 1,4-butanediol in a raw-material slurry preparation tank; storing the raw-material slurry in a raw-material slurry storage tank while maintaining flowability; carrying out an esterification reaction of the raw-material slurry in an esterification reactor; and synthesizing polybutylene succinate with a polycondensation reaction of the ester in a polycondensation reactor, in which the polycondensation reactor is divided, from the upstream side, into at least an initial polycondensation reactor, an intermediate polycondensation reactor, and a final polycondensation reactor, a catalyst is added in an amount from 1000 ppm to 3000 ppm in relation to succinic acid or a derivative thereof, the reaction time in the intermediate polycondensation reactor ranges from 0.25 hours to 0.75 hours, and the reaction temperature in the final polycondensation reactor ranges from 245° C. to 255° C.
    • 提供了一种用于生产高品质聚丁二酸丁二醇酯的装置和方法。 聚丁二酸丁二醇酯的制造方法包括以下步骤:通过在原料浆料制备槽中混合琥珀酸或其衍生物与1,4-丁二醇来制备原料浆料; 将原料浆料储存在原料浆料储罐中同时保持流动性; 在酯化反应器中进行原料浆料的酯化反应; 并将聚缩丁醛琥珀酸酯与缩聚反应器中的缩聚反应器在上游侧分离成至少初始缩聚反应器,中间缩聚反应器和最终缩聚反应器中的催化剂进行缩聚反应, 相对于琥珀酸或其衍生物以1000ppm至3000ppm的量加入,中间缩聚反应器中的反应时间为0.25小时至0.75小时,最终缩聚反应器中的反应温度为245℃ C.至255°C