KR100423210B1 - 쉽게 중합 가능한 화합물의 중합 억제 방법 - Google Patents
쉽게 중합 가능한 화합물의 중합 억제 방법 Download PDFInfo
- Publication number
- KR100423210B1 KR100423210B1 KR10-2000-0019458A KR20000019458A KR100423210B1 KR 100423210 B1 KR100423210 B1 KR 100423210B1 KR 20000019458 A KR20000019458 A KR 20000019458A KR 100423210 B1 KR100423210 B1 KR 100423210B1
- Authority
- KR
- South Korea
- Prior art keywords
- liquid
- meth
- distillation
- acrylic acid
- component
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/50—Use of additives, e.g. for stabilisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/18—Fractionating columns in which vapour bubbles through liquid with horizontal bubble plates
- B01D3/20—Bubble caps; Risers for vapour; Discharge pipes for liquid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
- C07C57/03—Monocarboxylic acids
- C07C57/04—Acrylic acid; Methacrylic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/22—Accessories
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
Description
Claims (8)
- 증류 유니트 내에 배치된 구성 부재에 상기 구성 부재 주변의 액체의 성분과 실질적으로 동일한 조성을 갖는 액체를 분무 및 공급 수단에 의하여 공급하는, 증류 유니트를 이용한 쉽게 중합 가능한 화합물의 증류시 쉽게 중합 가능한 화합물의 중합을 억제하는 방법.
- 제 1 항에 있어서, 상기 분무된 액체가 상기 구성 부재의 주변 온도와 동일하거나 또는 더 낮은 온도를 갖는 방법.
- 제 1 항 또는 제 2 항에 있어서, 분사 및 공급 수단에 의하여 공급된 액체 내에서 상기 구성 부재를 습윤시키기 위한 액체의 유량이 구성 부재의 표면적에 대하여 0.5㎥/㎡hr이거나 그 이상인 방법.
- 제 1 항 또는 제 2 항에 있어서, 분무 및 공급 수단에 의하여 공급된 상기 액체가 중합 억제제를 함유한 방법.
- 제 1 항에 있어서, 분자상 산소 함유 가스를 증류 유니트 내에 공급하는 방법.
- 제 1 항 또는 제 2 항에 있어서, 상기 구성 부재가 트레이 지지 부재, 충전물 지지 부재, 플랜지, 노즐, 종단 플레이트, 컬럼 벽, 침니 (chimney), 강하관(downcomer), 배플 및 교반기의 축으로 이루어진 그룹으로부터 선택된 하나인 방법.
- 제 1 항에 있어서, 상기 쉽게 중합 가능한 화합물은 (메트)아크릴 산 및 (메트)아크릴 산 에스테르인 방법.
- 제 1 항에 있어서, 상기 쉽게 중합 가능한 화합물은 (메트)아크릴 산 또는 (메트)아크릴 산 에스테르인 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11004399 | 1999-04-16 | ||
JP?11-110043 | 1999-04-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010029642A KR20010029642A (ko) | 2001-04-06 |
KR100423210B1 true KR100423210B1 (ko) | 2004-03-19 |
Family
ID=14525674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0019458A KR100423210B1 (ko) | 1999-04-16 | 2000-04-14 | 쉽게 중합 가능한 화합물의 중합 억제 방법 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6409886B1 (ko) |
EP (1) | EP1044957B1 (ko) |
JP (1) | JP3787261B2 (ko) |
KR (1) | KR100423210B1 (ko) |
CN (1) | CN1178893C (ko) |
BR (1) | BR0001605A (ko) |
DE (1) | DE60013197T2 (ko) |
MY (1) | MY122586A (ko) |
ZA (1) | ZA200001882B (ko) |
Families Citing this family (42)
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JP4759153B2 (ja) * | 2001-03-21 | 2011-08-31 | 株式会社日本触媒 | (メタ)アクリル酸溶液の蒸留方法 |
KR100382938B1 (ko) | 2001-06-21 | 2003-05-09 | 엘지전자 주식회사 | 보조 표시창이 포함된 폴더형 휴대폰 |
JP4233007B2 (ja) * | 2001-09-28 | 2009-03-04 | 株式会社日本触媒 | 低熱伝導性材料が付設されている精製装置 |
AU2002362718B2 (en) * | 2001-10-09 | 2008-09-18 | Mitsubishi Chemical Corporation | Process for production of (meth)acrylic compounds and method of distillation |
JP2003164817A (ja) * | 2001-12-03 | 2003-06-10 | Mitsubishi Chemicals Corp | 易重合性化合物の洗浄除去方法 |
CN1299817C (zh) | 2001-12-06 | 2007-02-14 | 三菱化学株式会社 | 氧化反应器和(甲基)丙烯酸类的制备方法 |
WO2003057658A1 (fr) * | 2002-01-08 | 2003-07-17 | Mitsubishi Chemical Corporation | Procede permettant d'empecher l'encrassement d'un appareil de manipulation de l'acide (meth)acrylique et de son ester |
WO2003064370A1 (en) * | 2002-01-30 | 2003-08-07 | Mitsubishi Chemical Corporation | Process for producing (meth)acrylic ester |
CN100379776C (zh) * | 2002-02-06 | 2008-04-09 | 株式会社日本触媒 | 在非稳定状态下冷却加热用换热器的方法 |
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WO2003078015A1 (fr) * | 2002-03-20 | 2003-09-25 | Mitsubishi Rayon Co., Ltd. | Appareil et procede de purification d'une substance facilement polymerisable |
ZA200303241B (en) | 2002-05-01 | 2003-11-04 | Rohm & Haas | Improved process for methacrylic acid and methcrylic acid ester production. |
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EP1640647A3 (en) | 2002-07-05 | 2006-04-12 | Rohm and Haas Company | Valve mounting assembly |
EP1561521A3 (en) | 2002-07-05 | 2006-03-15 | Rohm And Haas Company | Apparatus to prevent the accumulation of unwanted material |
US6983758B2 (en) * | 2002-07-05 | 2006-01-10 | Rohm And Haas Company | Prevention of unwanted material accumulations |
JP4440518B2 (ja) | 2002-07-16 | 2010-03-24 | 株式会社日本触媒 | アクリル酸の製造方法 |
US20040104108A1 (en) | 2002-12-03 | 2004-06-03 | Mason Robert Michael | High capacity purification of thermally unstable compounds |
DE10300499A1 (de) * | 2003-01-08 | 2003-10-23 | Basf Ag | Verfahren der rektifikativen Auftrennung von (Meth)acrylmonomere enthaltenden Fluiden |
DE10300816A1 (de) | 2003-01-10 | 2004-07-22 | Basf Ag | Thermisches Trennverfahren zwischen wenigstens einem gasförmigen und wenigstens einem flüssigen Stoffstrom, von denen wenigstens einer (Meth)acrylmonomere enthält |
KR101043106B1 (ko) * | 2003-04-15 | 2011-06-20 | 바스프 에스이 | 열 정류 방법 및 정류 컬럼 |
DE10317436A1 (de) * | 2003-04-15 | 2004-10-28 | Basf Ag | Thermische Trennverfahren |
JP2004359616A (ja) | 2003-06-05 | 2004-12-24 | Asahi Glass Co Ltd | (メタ)アクリル酸ポリフルオロアルキルエステルの製造方法 |
JP2005060331A (ja) * | 2003-08-19 | 2005-03-10 | Mitsubishi Chemicals Corp | 易重合性物質の重合防止方法、易重合性物質の取り扱い装置及びトレイ |
RU2352379C2 (ru) | 2003-11-17 | 2009-04-20 | Мицубиси Кемикал Корпорейшн | Емкость для легко полимеризуемого соединения |
JP3847754B2 (ja) * | 2004-02-03 | 2006-11-22 | 石油資源開発株式会社 | 蒸留塔を用いた水銀除去方法 |
JP4466190B2 (ja) * | 2004-05-17 | 2010-05-26 | 三菱化学株式会社 | 易重合性化合物の取り扱い装置及び製造装置 |
US8157969B2 (en) * | 2006-06-01 | 2012-04-17 | Rohm And Haas Company | Method and apparatus for minimizing accumulation of polymer on process equipment, especially safety devices |
RU2443716C2 (ru) * | 2006-06-01 | 2012-02-27 | Джон О. БАРНЕТТ | Способ и аппарат для минимизации отложений полимера на технологическом оборудовании, в частности на защитных устройствах |
EP2066613B1 (en) * | 2006-09-15 | 2012-06-27 | Arkema Inc. | Process for producing acrylic acid |
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US8361280B2 (en) * | 2008-11-24 | 2013-01-29 | Basf Se | Process for distillatively obtaining pure 1,3-butadiene from crude 1,3-butadiene |
FR3008899B1 (fr) | 2013-07-25 | 2017-04-21 | Arkema France | Methode et systeme pour la distribution d'un liquide dans des capacites pour la preparation de monomeres (meth)acryliques |
DE102014215437A1 (de) * | 2014-08-05 | 2015-11-05 | Basf Se | Kolonne zur thermischen Behandlung eines Fluids |
DE102015213493A1 (de) * | 2015-07-17 | 2016-09-15 | Basf Se | Kolonne zur thermischen Behandlung von fluiden Gemischen, insbesondere solchen, die (Meth)acrylmonomere enthalten |
DE102015213490A1 (de) * | 2015-07-17 | 2016-09-15 | Basf Se | Kolonne zur thermischen Behandlung von fluiden Gemischen, insbesondere solchen, die (Meth)acrylmonomere enthalten |
JP2017051892A (ja) * | 2015-09-08 | 2017-03-16 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | 気液混合装置および気液混合方法 |
CN110372486B (zh) * | 2019-08-16 | 2021-03-30 | 中国科学院过程工程研究所 | 一种抑制管道聚合反应的阻聚剂添加装置 |
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WO2023210075A1 (ja) * | 2022-04-27 | 2023-11-02 | 株式会社日本触媒 | 易重合性物質の取り扱い装置 |
CN115155093B (zh) * | 2022-08-09 | 2023-07-18 | 山东蓝湾新材料有限公司 | 一种丙烯酸二甲胺基乙酯生产用蒸馏塔 |
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-
2000
- 2000-04-12 JP JP2000111308A patent/JP3787261B2/ja not_active Expired - Lifetime
- 2000-04-13 ZA ZA200001882A patent/ZA200001882B/xx unknown
- 2000-04-14 EP EP00107932A patent/EP1044957B1/en not_active Revoked
- 2000-04-14 US US09/549,531 patent/US6409886B1/en not_active Expired - Lifetime
- 2000-04-14 MY MYPI20001604A patent/MY122586A/en unknown
- 2000-04-14 DE DE60013197T patent/DE60013197T2/de not_active Expired - Lifetime
- 2000-04-14 CN CNB001056638A patent/CN1178893C/zh not_active Expired - Lifetime
- 2000-04-14 BR BR0001605-5A patent/BR0001605A/pt not_active Application Discontinuation
- 2000-04-14 KR KR10-2000-0019458A patent/KR100423210B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
MY122586A (en) | 2006-04-29 |
EP1044957A1 (en) | 2000-10-18 |
ZA200001882B (en) | 2000-10-30 |
US6409886B1 (en) | 2002-06-25 |
EP1044957B1 (en) | 2004-08-25 |
CN1270950A (zh) | 2000-10-25 |
DE60013197T2 (de) | 2005-08-11 |
JP3787261B2 (ja) | 2006-06-21 |
KR20010029642A (ko) | 2001-04-06 |
DE60013197D1 (de) | 2004-09-30 |
BR0001605A (pt) | 2000-11-14 |
JP2000355570A (ja) | 2000-12-26 |
CN1178893C (zh) | 2004-12-08 |
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