BRPI0811380A2 - "processo para a preparação de ácido carboxílico purificado" - Google Patents

"processo para a preparação de ácido carboxílico purificado"

Info

Publication number
BRPI0811380A2
BRPI0811380A2 BRPI0811380-7A2A BRPI0811380A BRPI0811380A2 BR PI0811380 A2 BRPI0811380 A2 BR PI0811380A2 BR PI0811380 A BRPI0811380 A BR PI0811380A BR PI0811380 A2 BRPI0811380 A2 BR PI0811380A2
Authority
BR
Brazil
Prior art keywords
preparation
carboxylic acid
purified carboxylic
purified
acid
Prior art date
Application number
BRPI0811380-7A2A
Other languages
English (en)
Inventor
Alessandro Baldelli
Carlo Cattaneo
Giovanni Cocco
Andrea Gnagnetti
Marzio Monagheddu
Luciano Piras
Original Assignee
Dow Italia S R L
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 Dow Italia S R L filed Critical Dow Italia S R L
Publication of BRPI0811380A2 publication Critical patent/BRPI0811380A2/pt

Links

Classifications

    • 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
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/24—1,3 - Benzenedicarboxylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/26—1,4 - Benzenedicarboxylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/307—Monocyclic tricarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
BRPI0811380-7A2A 2007-05-31 2008-05-16 "processo para a preparação de ácido carboxílico purificado" BRPI0811380A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93244707P 2007-05-31 2007-05-31
PCT/IB2008/003093 WO2009024872A2 (en) 2007-05-31 2008-05-16 Improved process for the recovery of terephthalic acid

Publications (1)

Publication Number Publication Date
BRPI0811380A2 true BRPI0811380A2 (pt) 2014-12-09

Family

ID=40378756

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0811380-7A2A BRPI0811380A2 (pt) 2007-05-31 2008-05-16 "processo para a preparação de ácido carboxílico purificado"

Country Status (8)

Country Link
EP (1) EP2155649A2 (pt)
JP (2) JP2010528100A (pt)
KR (2) KR20100019462A (pt)
CN (1) CN101679185B (pt)
BR (1) BRPI0811380A2 (pt)
RU (1) RU2009149616A (pt)
TW (1) TWI432412B (pt)
WO (1) WO2009024872A2 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101624342B (zh) * 2009-08-13 2012-10-31 中国纺织工业设计院 精对苯二甲酸制备中cta分离过滤的方法及系统
GB201008412D0 (en) * 2010-05-20 2010-07-07 Davy Process Techn Ltd Process and system
CN102933539A (zh) * 2010-06-28 2013-02-13 戴维加工技术有限公司 从浆中分离羧酸(比如对苯二酸)的方法和系统
CN102992999B (zh) * 2011-09-17 2014-08-27 中国石油化工股份有限公司 精间苯二甲酸装置氧化单元粗间苯二甲酸“过滤、洗涤”套洗方法
WO2014009336A1 (en) * 2012-07-12 2014-01-16 Ineos Europe Ag Process for operating hot particle rotary valves

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134154A (en) * 1980-03-25 1981-10-20 Hitachi Seiki Co Ltd Preventing device for temperature-rise in rotary valve
JP2595657B2 (ja) * 1988-05-27 1997-04-02 三井石油化学工業株式会社 スラリーから結晶を回収する方法
US5175355A (en) * 1991-04-12 1992-12-29 Amoco Corporation Improved process for recovery of purified terephthalic acid
GB9310070D0 (en) * 1992-05-29 1993-06-30 Ici Plc Process for the production of purified terephthalic acid
GB9400570D0 (en) * 1994-01-13 1994-03-09 Ici Plc Handling of materials at elevated pressure
JPH11179115A (ja) * 1997-12-24 1999-07-06 Mitsui Chem Inc スラリーからの結晶回収方法および装置
JP2000159348A (ja) * 1998-11-25 2000-06-13 Hokuetsu Giken Kogyo:Kk 小型ロ―タリ―バルブ
BR0010920A (pt) * 1999-05-24 2003-07-01 Baker Hughes Inc Dispositivo de filtração por pressão e método empregando uma câmara de despressurização e transporte de material
WO2001049647A1 (en) * 1999-12-29 2001-07-12 Inca International S.P.A. Process for the recovery of purified terephthalic acid (pta)
JP2003002452A (ja) * 2001-06-22 2003-01-08 Kawasaki Steel Corp ロータリ・バルブ
JP3985507B2 (ja) * 2001-11-22 2007-10-03 株式会社豊田自動織機 斜板型圧縮機

Also Published As

Publication number Publication date
JP2014221791A (ja) 2014-11-27
TWI432412B (zh) 2014-04-01
TW200909407A (en) 2009-03-01
KR101827229B1 (ko) 2018-02-07
CN101679185B (zh) 2013-07-10
KR20100019462A (ko) 2010-02-18
RU2009149616A (ru) 2011-07-10
JP2010528100A (ja) 2010-08-19
CN101679185A (zh) 2010-03-24
WO2009024872A3 (en) 2009-05-07
KR20170026634A (ko) 2017-03-08
WO2009024872A2 (en) 2009-02-26
EP2155649A2 (en) 2010-02-24

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired