ES8707221A1 - Un procedimiento para preparar un producto de anhidrido ftalico - Google Patents

Un procedimiento para preparar un producto de anhidrido ftalico

Info

Publication number
ES8707221A1
ES8707221A1 ES556187A ES556187A ES8707221A1 ES 8707221 A1 ES8707221 A1 ES 8707221A1 ES 556187 A ES556187 A ES 556187A ES 556187 A ES556187 A ES 556187A ES 8707221 A1 ES8707221 A1 ES 8707221A1
Authority
ES
Spain
Prior art keywords
product
phthalic anhydride
spheroids
needle
temperature
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
ES556187A
Other languages
English (en)
Other versions
ES556187A0 (es
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.)
BASF Corp
Original Assignee
BASF Corp
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 BASF Corp filed Critical BASF Corp
Publication of ES556187A0 publication Critical patent/ES556187A0/es
Publication of ES8707221A1 publication Critical patent/ES8707221A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C63/16—1,2 - Benzenedicarboxylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Peptides Or Proteins (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

PROCEDIMIENTO PARA PREPARAR UN PRODUCTO DE ANHIDRIDO FTALICO. COMPRENDE: A) ALIMENTAR ANHIDRIDO FTALICO FUNDIDO ENTRE 131 Y 155JC A UNA BOQUILLA PULVERIZADORA EN UNA CAMARA DE CONGELACION Y DESCARGAR ANHIDRIDO FTALICO FUNDIDO DESDE LA BOQUILLA PULVERIZADORA A PRESION DE 0,7 A 21 KG/CM EN UN FLUJO DE GAS INERTE, ENTRE C10 Y 70JC PARA ELIMINAR CALOR Y CONGELAR EL PRODUCTO; B) EXTRAER GAS DE LA CAMARA DE CONGELACION Y HACER PASAR GAS EXTRAIDO A UN SEPARADOR DE CICLON; C) HACER PASAR GAS EXTRAIDO DEL CICLON A TRAVES DE UN SISTEMA NORMALIZADO DE ENFRIAMIENTO INTRODUCIRLO EN LA CAMARA DE CONGELACION; Y D) SEPARAR EL PRODUCTO DE ANHIDRIDO FTALICO CONGELADO Y TRANSFERIR EL PRODUCTO A UNA TOLVA U OTRO MEDIO DE ALMACENAMIENTO. SE UTILIZA PARA MODERLAR ARTICULOS PLASTICOS Y NO METALICOS Y A LOS PROPIOS ARTICULOS MOLDEADOS.
ES556187A 1985-06-19 1986-06-18 Un procedimiento para preparar un producto de anhidrido ftalico Expired ES8707221A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/746,412 US4659842A (en) 1985-06-19 1985-06-19 Phthalic anhydride process and product

Publications (2)

Publication Number Publication Date
ES556187A0 ES556187A0 (es) 1987-07-16
ES8707221A1 true ES8707221A1 (es) 1987-07-16

Family

ID=25000737

Family Applications (1)

Application Number Title Priority Date Filing Date
ES556187A Expired ES8707221A1 (es) 1985-06-19 1986-06-18 Un procedimiento para preparar un producto de anhidrido ftalico

Country Status (8)

Country Link
US (1) US4659842A (es)
EP (1) EP0206010B1 (es)
JP (1) JPS6242980A (es)
AT (1) ATE43338T1 (es)
CA (1) CA1236471A (es)
DE (1) DE3663519D1 (es)
ES (1) ES8707221A1 (es)
FI (1) FI82614C (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4541774B2 (ja) * 2003-06-17 2010-09-08 株式会社日本触媒 ビス含フッ素フタル酸無水物の製造方法
CN1805949B (zh) * 2003-06-17 2011-05-11 株式会社日本触媒 双含氟邻苯二甲酸酐及其制造方法
EP1640370A4 (en) * 2003-06-17 2008-10-08 Nippon Catalytic Chem Ind BIS (PHTHALIC ANHYDRIDE CONTAINING FLUORINE) AND PROCESS FOR PRODUCING THE SAME
EP3257574A1 (en) * 2016-06-15 2017-12-20 Clariant International Ltd Method for producing a particle-shaped material
CN108392899B (zh) * 2018-03-15 2020-08-18 濮阳市盛源石油化工（集团）有限公司 一种脱除1,2-环己烷二甲酸的装置及其工艺
JP7198723B2 (ja) * 2019-05-24 2023-01-04 Ｊｆｅケミカル株式会社 フレーク状無水フタル酸の袋詰め方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1806715A (en) * 1931-05-26 Signments
US1817304A (en) * 1926-01-21 1931-08-04 Nat Aniline & Chem Co Inc Flaked phthalic anhydride
US1789967A (en) * 1930-03-22 1931-01-27 Selden Res Engineering Corp Comminuted crystalline phthalic anhydride
US1837869A (en) * 1931-01-31 1931-12-22 Selden Co Phthalic anhydride shot-like pellet
US1891891A (en) * 1931-11-10 1932-12-20 Oscar V D Luft Granular organic material
US1891754A (en) * 1931-11-27 1932-12-20 Lloyd C Daniels Granulated phthalic anhydride
US2064468A (en) * 1933-04-27 1936-12-15 Nat Aniline & Chem Co Inc Production of phthalic anhydride in finely divided solid form
US2436766A (en) * 1943-07-19 1948-02-24 Monsanto Chemicals Method of making pellets
US2441873A (en) * 1944-06-03 1948-05-18 Charles R Downs Process for recovering molten phthalic anhydride
GB944232A (en) * 1959-01-20 1963-12-11 Coal Tar Res Ass Recovery of phthalic anhydride
US3326941A (en) * 1963-08-07 1967-06-20 United States Steel Corp Condensation of phthalic anhydride
JPS5474276A (en) * 1977-11-25 1979-06-14 Sumitomo Durez Co Pelletizing method and apparatus
US4435581A (en) * 1982-05-03 1984-03-06 The Badger Company, Inc. Process for the production of phthalic anhydride

Also Published As

Publication number Publication date
FI82614C (fi) 1991-04-10
EP0206010B1 (en) 1989-05-24
CA1236471A (en) 1988-05-10
EP0206010A2 (en) 1986-12-30
JPS6242980A (ja) 1987-02-24
FI861733A0 (fi) 1986-04-24
JPH0354946B2 (es) 1991-08-21
FI82614B (fi) 1990-12-31
DE3663519D1 (en) 1989-06-29
US4659842A (en) 1987-04-21
FI861733A (fi) 1986-12-20
ES556187A0 (es) 1987-07-16
EP0206010A3 (en) 1988-01-13
ATE43338T1 (de) 1989-06-15

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