MX2017010418A - Metodo para preparacion continua de cristales de metionina de alta densidad aparente. - Google Patents

Metodo para preparacion continua de cristales de metionina de alta densidad aparente.

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Publication number
MX2017010418A
MX2017010418A MX2017010418A MX2017010418A MX2017010418A MX 2017010418 A MX2017010418 A MX 2017010418A MX 2017010418 A MX2017010418 A MX 2017010418A MX 2017010418 A MX2017010418 A MX 2017010418A MX 2017010418 A MX2017010418 A MX 2017010418A
Authority
MX
Mexico
Prior art keywords
crystals
region
neutralization
elutriation
external circulation
Prior art date
Application number
MX2017010418A
Other languages
English (en)
Other versions
MX372561B (es
Inventor
Chen Cong
Chen Zhirong
Wang Zhixuan
Wang Zhengjiang
Wang Cunchao
Li Yin
Zhang Zhixiang
Original Assignee
Shandong Nhu Amino Acid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong Nhu Amino Acid Co Ltd filed Critical Shandong Nhu Amino Acid Co Ltd
Publication of MX2017010418A publication Critical patent/MX2017010418A/es
Publication of MX372561B publication Critical patent/MX372561B/es

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0036Crystallisation on to a bed of product crystals; Seeding
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/50Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
    • C07C323/51Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
    • C07C323/57Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups
    • C07C323/58Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups with amino groups bound to the carbon skeleton
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0004Crystallisation cooling by heat exchange
    • B01D9/0013Crystallisation cooling by heat exchange by indirect heat exchange
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0018Evaporation of components of the mixture to be separated
    • B01D9/0027Evaporation of components of the mixture to be separated by means of conveying fluid, e.g. spray-crystallisation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/005Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • B01D9/0054Use of anti-solvent
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/26Separation; Purification; Stabilisation; Use of additives
    • C07C319/28Separation; Purification
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D2009/0086Processes or apparatus therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

La presente descripción se refiere a un método para preparación continua de cristales de metionina de alta densidad aparente; el procedimiento del método es el siguiente: una solución de hidrolizado, que se obtiene de una reacción de 5- (ß-metilmercaptoetil) hidantoina y una solución de carbonato de potasio, se mezcla con un material de circulación externa de un cristalizador de neutralización de DTB que tiene una sección de neutralización de fase gaseosa; después de enfriarse, la mezcla entra a un distribuidor de líquido de una región de neutralización en la parte superior del cristalizador y se rocía en la forma de gotas o chorro de líquido en gas de dióxido de carbono para reacción de neutralización; y luego cae naturalmente en una región de cristalización en la parte inferior que se va a mezclar con un material en la región; la mezcla obtenida crece en cristales finos en una sistema para formar cristales que tienen diámetros de partículas más grandes, y mientras tanto nuevos núcleos de cristal se forman; en un área de deposición en la parte media de la región de cristalización, los cristales que tienen diámetros de partículas más grandes se depositan en una extremidad de elutriación, mientras los cristales finos circulan con el material de circulación externa, y una parte del material de circulación externa se utiliza para elutriar los cristales en la extremidad de elutriación, mientras otra parte de los mismos se utiliza para mezclarse con la solución de hidrolizado; y los cristales en la extremidad de elutriación se separan, lavan y secan para obtener el producto de metionina de alta densidad aparente.
MX2017010418A 2015-02-12 2015-12-23 Metodo para preparacion continua de cristales de metionina de alta densidad aparente. MX372561B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510078388.1A CN104744326B (zh) 2015-02-12 2015-02-12 一种连续制备高堆积密度甲硫氨酸结晶的方法
PCT/CN2015/098368 WO2016127707A1 (zh) 2015-02-12 2015-12-23 一种连续制备高堆积密度甲硫氨酸结晶的方法

Publications (2)

Publication Number Publication Date
MX2017010418A true MX2017010418A (es) 2018-06-07
MX372561B MX372561B (es) 2020-03-23

Family

ID=53584679

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017010418A MX372561B (es) 2015-02-12 2015-12-23 Metodo para preparacion continua de cristales de metionina de alta densidad aparente.

Country Status (14)

Country Link
US (1) US10293273B2 (es)
EP (1) EP3246310B1 (es)
JP (1) JP6423109B2 (es)
KR (1) KR101975189B1 (es)
CN (1) CN104744326B (es)
AU (1) AU2015382630B2 (es)
BR (1) BR112017017246B1 (es)
CA (1) CA2974447A1 (es)
MX (1) MX372561B (es)
MY (1) MY183295A (es)
RU (1) RU2678585C2 (es)
SG (1) SG11201705530VA (es)
WO (1) WO2016127707A1 (es)
ZA (1) ZA201705902B (es)

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CN106008297B (zh) * 2016-06-03 2018-11-30 宁夏紫光天化蛋氨酸有限责任公司 一种蛋氨酸新晶型ⅱ及其制备方法
CN106083675B (zh) * 2016-06-03 2018-07-27 宁夏紫光天化蛋氨酸有限责任公司 一种蛋氨酸新晶型i及其制备方法
KR20180078621A (ko) * 2016-12-30 2018-07-10 씨제이제일제당 (주) 결정화 기술을 이용한 l-메티오닌 결정의 제조방법
CN108794363A (zh) * 2017-05-02 2018-11-13 宁夏紫光天化蛋氨酸有限责任公司 一种蛋氨酸结晶方法
WO2018212149A1 (ja) * 2017-05-16 2018-11-22 住友化学株式会社 メチオニンの気流搬送方法
CN109384696A (zh) * 2017-08-03 2019-02-26 宁夏紫光天化蛋氨酸有限责任公司 一种获得高纯度高堆积密度蛋氨酸的方法
JP6983256B2 (ja) * 2017-12-27 2021-12-17 住友化学株式会社 精製メチオニンの製造方法
CN108939603B (zh) * 2018-09-06 2021-06-18 四川金象赛瑞化工股份有限公司 一种分离硫酸钠和硫酸铵过程中直接冷却结晶的方法
CN109173329B (zh) * 2018-10-31 2023-08-29 浙江新和成股份有限公司 用于蒸发结晶的装置
US12195422B2 (en) * 2019-06-18 2025-01-14 Evonik Operations Gmbh Process for the preparation of D,L-methionine
JP7490500B2 (ja) * 2019-09-12 2024-05-27 住友化学株式会社 ポリビニルアルコール除去装置及び偏光子の製造方法
CN111389044A (zh) * 2020-04-16 2020-07-10 天津天大清能环境工程有限公司 一种防结垢蒸发结晶系统及方法
CN116348446A (zh) * 2020-10-13 2023-06-27 赢创运营有限公司 具有优化粒径分布的d,l-甲硫氨酸
CN114426298B (zh) * 2020-10-29 2023-08-01 中国石油化工股份有限公司 碳化法制备氢氧化铝的系统及其碳化反应器
CN113289372A (zh) * 2021-06-23 2021-08-24 江苏派克斯特纤维素有限公司 非食用盐加工用蒸发结晶装置
CN113663355B (zh) * 2021-08-16 2025-08-12 华电水务科技股份有限公司 一种应用晶体增大装置的结晶系统
CN115043763B (zh) * 2022-06-14 2024-04-05 天津大学 一种dl-蛋氨酸的气液连续结晶方法
CN115715890A (zh) * 2022-11-07 2023-02-28 福州法莫优科机械科技有限公司 一种植物精油结晶脱色的控温设备
CN116199593A (zh) * 2023-01-05 2023-06-02 浙江天瑞化学有限公司 一种dl-丙氨酸的结晶方法
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Also Published As

Publication number Publication date
MY183295A (en) 2021-02-18
AU2015382630B2 (en) 2018-05-17
US20180043281A1 (en) 2018-02-15
BR112017017246A2 (pt) 2018-04-17
US10293273B2 (en) 2019-05-21
KR20170106400A (ko) 2017-09-20
CN104744326A (zh) 2015-07-01
RU2017121649A3 (es) 2018-12-21
KR101975189B1 (ko) 2019-05-07
ZA201705902B (en) 2018-12-19
JP6423109B2 (ja) 2018-11-14
EP3246310A1 (en) 2017-11-22
AU2015382630A1 (en) 2017-08-24
CN104744326B (zh) 2016-08-10
JP2018504453A (ja) 2018-02-15
EP3246310A4 (en) 2018-01-10
EP3246310B1 (en) 2019-08-07
WO2016127707A1 (zh) 2016-08-18
BR112017017246B1 (pt) 2021-06-01
CA2974447A1 (en) 2016-08-18
RU2017121649A (ru) 2018-12-21
RU2678585C2 (ru) 2019-01-30
MX372561B (es) 2020-03-23
SG11201705530VA (en) 2017-08-30

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