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    • 84. 发明申请
    • SYSTEM FOR RECOVERY OF ELECTRODEPOSITION PAINT
    • 电沉积复原系统
    • US20120024325A1
    • 2012-02-02
    • US13144390
    • 2010-01-28
    • Yoshiro ArimoriToshiaki KanekoSachio Asanagi
    • Yoshiro ArimoriToshiaki KanekoSachio Asanagi
    • B08B3/00
    • B01D61/145B01D61/147B05B14/462B05B14/463C25D13/24C25D21/06C25D21/18
    • An object of the present invention is to provide a system for recovery of electrodeposition paint wherein the loss of the electrodeposition paint is not increased, even if the number of stages of a multistage recovery and washing process with a membrane filtration filtrate is reduced in electrodeposition painting. The system for recovery of electrodeposition paint of the present invention, in which a membrane filtration filtrate of electrodeposition bath liquid is supplied to a final stage washing tank of the multistage recovery and washing process with a membrane filtration filtrate, is characterized in that a filtrate obtained by membrane filtration of the final stage washing tank liquid is supplied to the final stage washing tank and concentrated liquid is supplied to the electrodeposition bath and/or a washing tank at other than the final stage.
    • 本发明的目的是提供一种电沉积涂料的回收系统,其中电沉积涂料的损失不会增加,即使在电沉积涂料中减少膜过滤滤液的多级回收和洗涤过程的阶段数量减少 。 本发明的电沉积涂料回收系统,其中将电沉积浴液体的膜过滤滤液用膜过滤滤液供应到多级回收和洗涤过程的最终级洗涤槽,其特征在于将获得的滤液 通过最终级洗涤槽液体的膜过滤被供给到最终级洗涤槽,并将浓缩的液体供给到不同于最后阶段的电沉积浴和/或洗涤槽。
    • 85. 发明授权
    • Industrial process for production of diol
    • 生产二醇的工业过程
    • US08093437B2
    • 2012-01-10
    • US11991419
    • 2007-01-19
    • Shinsuke FukuokaHironori MiyajiHiroshi HachiyaKazuhiko Matsuzaki
    • Shinsuke FukuokaHironori MiyajiHiroshi HachiyaKazuhiko Matsuzaki
    • C07C31/18B01J19/00B01D3/00
    • C07C29/128B01D3/009B01D3/22B01D3/32C07C68/065Y02P20/127C07C69/96C07C31/202
    • The invention provides an apparatus and process for producing a diol by taking a cyclic carbonate and an aliphatic monohydric alcohol as starting materials, continuously feeding the starting materials into column A, carrying out reactive distillation in column A, continuously withdrawing a low boiling point reaction mixture containing a produced dialkyl carbonate and the aliphatic monohydric alcohol from an upper portion of column A, continuously withdrawing a high boiling point reaction mixture containing a produced diol from a lower portion of column A, continuously feeding the high boiling point reaction mixture into distillation column C, distilling off material having a lower boiling point than that of the diol contained in the high boiling point reaction mixture as a column top component and a side cut component so as to obtain a column bottom component, continuously feeding the column bottom component into column C, and obtaining the diol.
    • 本发明提供一种通过以环状碳酸酯和脂肪族一元醇为原料制备二醇的装置和方法,将原料连续供给到塔A中,在塔A中进行反应性蒸馏,连续取出低沸点反应混合物 从塔A的上部含有生成的碳酸二烷基酯和脂肪族一元醇,从塔A的下部连续取出含有生成的二醇的高沸点反应混合物,将高沸点反应混合物连续供给到蒸馏塔C 将沸点低于高沸点反应混合物中所含的二醇的沸点的材料作为塔顶成分和侧馏分,蒸馏出塔底成分,将塔底成分连续供给塔C ,得到二醇。
    • 87. 发明授权
    • Process for industrially producing dialkyl carbonate and diol
    • 工业生产碳酸二烷基酯和二醇的方法
    • US08058465B2
    • 2011-11-15
    • US11991076
    • 2006-11-17
    • Shinsuke FukuokaHironori MiyajiHiroshi HachiyaKazuhiko Matsuzaki
    • Shinsuke FukuokaHironori MiyajiHiroshi HachiyaKazuhiko Matsuzaki
    • C07C69/96
    • C07C68/065B01D3/32C07C29/128Y02P20/127Y02P20/52C07C69/96C07C31/202
    • A process for industrially producing dialkyl carbonate and a diol continuously through a reactive distillation system is disclosed. The process includes the steps of taking a cyclic carbonate and an aliphatic monohydric alcohol as starting materials, continuously feeding the starting materials into a continuous multi-stage distillation column in which a catalyst is present, carrying out reaction and distillation simultaneously in the column, continuously withdrawing a low boiling point reaction mixture containing the produced dialkyl carbonate from an upper portion of the column in a gaseous form, and continuously withdrawing a high boiling point reaction mixture containing the diol from a lower portion of the column in a liquid form. According to the present invention, there is provided a specific continuous multi-stage distillation column having a specified structure, and a production process using this continuous multi-stage distillation column.
    • 公开了一种通过反应蒸馏系统连续生产碳酸二烷基酯和二醇的方法。 该方法包括以环状碳酸酯和脂肪族一元醇为起始原料,连续将原料连续供入连续多级蒸馏塔中,其中存在催化剂,在塔内同时进行反应和蒸馏 从气体形式的塔的上部排出含有生成的碳酸二烷基酯的低沸点反应混合物,并以液体形式连续地从塔的下部抽出含有二醇的高沸点反应混合物。 根据本发明,提供了具有特定结构的特定连续多级蒸馏塔和使用该连续多级蒸馏塔的制备方法。