ES326851A1 - Procedimiento para la produccion de acido benzo-dicarboxilico de grado fibroso. - Google Patents

Procedimiento para la produccion de acido benzo-dicarboxilico de grado fibroso.

Info

Publication number
ES326851A1
ES326851A1 ES0326851A ES326851A ES326851A1 ES 326851 A1 ES326851 A1 ES 326851A1 ES 0326851 A ES0326851 A ES 0326851A ES 326851 A ES326851 A ES 326851A ES 326851 A1 ES326851 A1 ES 326851A1
Authority
ES
Spain
Prior art keywords
dicarboxylic acid
aromatic
benzo
aldehyde
crude
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES0326851A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Standard Oil Co
Original Assignee
Standard Oil Co
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 Standard Oil Co filed Critical Standard Oil Co
Publication of ES326851A1 publication Critical patent/ES326851A1/es
Expired legal-status Critical Current

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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES0326851A 1965-05-17 1966-05-17 Procedimiento para la produccion de acido benzo-dicarboxilico de grado fibroso. Expired ES326851A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45621465A 1965-05-17 1965-05-17

Publications (1)

Publication Number Publication Date
ES326851A1 true ES326851A1 (es) 1967-07-01

Family

ID=23811917

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0326851A Expired ES326851A1 (es) 1965-05-17 1966-05-17 Procedimiento para la produccion de acido benzo-dicarboxilico de grado fibroso.

Country Status (8)

Country Link
AT (1) AT288360B (es)
BE (1) BE681178A (es)
CH (1) CH448048A (es)
DE (1) DE1593539B2 (es)
ES (1) ES326851A1 (es)
GB (1) GB1152577A (es)
NL (1) NL6606728A (es)
SE (1) SE344741B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58126834A (ja) * 1982-01-23 1983-07-28 Mitsubishi Gas Chem Co Inc トリメリツト酸の晶析法
US4626598A (en) * 1985-06-17 1986-12-02 Amoco Corporation Purification of terephthalic acid
US20030120109A1 (en) * 2001-12-20 2003-06-26 Rosen Bruce I. Purification of a crude acid mixture
US7074954B2 (en) 2002-12-09 2006-07-11 Eastman Chemical Company Process for the oxidative purification of terephthalic acid
US7132566B2 (en) 2003-09-22 2006-11-07 Eastman Chemical Company Process for the purification of a crude carboxylic acid slurry
WO2004052821A1 (en) 2002-12-09 2004-06-24 Eastman Chemical Company Process for the oxidative purification of terephthalic acid
US7546747B2 (en) * 2004-01-15 2009-06-16 Eastman Chemical Company Process for production of a dried carboxylic acid cake suitable for use in polyester production
US8455680B2 (en) 2008-01-15 2013-06-04 Eastman Chemical Company Carboxylic acid production process employing solvent from esterification of lignocellulosic material
US8614350B2 (en) 2008-01-15 2013-12-24 Eastman Chemical Company Carboxylic acid production process employing solvent from esterification of lignocellulosic material

Also Published As

Publication number Publication date
GB1152577A (en) 1969-05-21
AT288360B (de) 1971-03-10
DE1593539A1 (de) 1970-12-10
BE681178A (es) 1966-10-31
NL6606728A (es) 1966-11-18
DE1593539B2 (de) 1977-03-10
SE344741B (es) 1972-05-02
CH448048A (fr) 1967-12-15

Similar Documents

Publication Publication Date Title
ES326853A1 (es) Procedimiento de purificacion de acido policarboxilico aromatico.
KR850008482A (ko) 메탄올 카르보닐화의 개선된 공정
ES326851A1 (es) Procedimiento para la produccion de acido benzo-dicarboxilico de grado fibroso.
KR920006292A (ko) 고순도 아닐린의 제조방법
ES298097A1 (es) Procedimiento de producción de ácido tereftálico
ES444356A1 (es) Procedimiento para la preparacion de acido oxalico y sus es-teres alquilicos.
ES326852A1 (es) Procedimiento de purificacion de acido policarboxilico aromatico.
GB1071350A (en) Process for the preparation of high purity terephthalic acid
GB1162054A (en) Process for Purifying beta-Methylmercaptopropionaldehyde
US2692282A (en) N-cyclohexylcyclopropane carboxamide
GB1135476A (en) Production of formaldehyde
ES387638A1 (es) Un procedimiento para mejorar la calidad de acido fosforicocrudo.
GB1091213A (en) Purification of synthetic alcohols
ES395783A1 (es) Un procedimiento para la obtencion de anhidrido maleico pu-ro.
KR890700568A (ko) 방향족 카복실레이트와 요오드화알킬의 공동생산 방법
GB957957A (en) Production of halogen-substituted aromatic compounds
US2091289A (en) Purification of phthalic anhydride
ES224974A1 (es) PROCEDIMIENTO DE OBTENCIoN DE TEREFTALATO DIMETiLICO DE ELEVADA PUREZA
ES370802A1 (es) Procedimiento de preparacion de acidos peroxicarboxilicos.
US2183405A (en) Treatment of organic compounds
SU371196A1 (ru) СПОСОБ ПОЛУЧЕНИЯ МОНОАЛКИЛ-п-ХИНОНОВ
ES395784A1 (es) Un procedimiento para la obtencion de anhidrido maleico pu-ro.
GB881979A (en) Production of alcohols
GB271589A (en) Improvements in the manufacture of acetic acid and acetates
ES289483A1 (es) Procedimiento para la hidrorrefinación de un aceite de petróleo crudo

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19870225