MX2018016394A - Proceso para la obtencion de acido metacrilico de alta pureza a partir de una corriente de acido metacrilico bruto. - Google Patents

Proceso para la obtencion de acido metacrilico de alta pureza a partir de una corriente de acido metacrilico bruto.

Info

Publication number
MX2018016394A
MX2018016394A MX2018016394A MX2018016394A MX2018016394A MX 2018016394 A MX2018016394 A MX 2018016394A MX 2018016394 A MX2018016394 A MX 2018016394A MX 2018016394 A MX2018016394 A MX 2018016394A MX 2018016394 A MX2018016394 A MX 2018016394A
Authority
MX
Mexico
Prior art keywords
methacrylic acid
high purity
obtaining high
flow
raw
Prior art date
Application number
MX2018016394A
Other languages
English (en)
Inventor
De Paiva Alves Edson
Maria De Oliveira Lima Aryane
Silva Freitas Izabela
Original Assignee
Proquigel Quim S A
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 Proquigel Quim S A filed Critical Proquigel Quim S A
Publication of MX2018016394A publication Critical patent/MX2018016394A/es

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
    • C07C51/43—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
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • 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
    • 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

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)

Abstract

La presente invención se refiere a un proceso para la obtención de ácido metacrílico de alta pureza con concentración de por lo menos un 99% en peso y color APHA menor que 25, preferentemente menor que 5, en el cual el proceso comprende una única unidad de destilación con arreglo de corrientes y parámetros específicos.
MX2018016394A 2017-12-28 2018-12-19 Proceso para la obtencion de acido metacrilico de alta pureza a partir de una corriente de acido metacrilico bruto. MX2018016394A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR102017028529-4A BR102017028529B1 (pt) 2017-12-28 2017-12-28 Processo para obtenção de ácido metacrílico de alta pureza a partir de uma corrente de ácido metacrílico bruto

Publications (1)

Publication Number Publication Date
MX2018016394A true MX2018016394A (es) 2019-07-01

Family

ID=67297825

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2018016394A MX2018016394A (es) 2017-12-28 2018-12-19 Proceso para la obtencion de acido metacrilico de alta pureza a partir de una corriente de acido metacrilico bruto.

Country Status (2)

Country Link
BR (1) BR102017028529B1 (es)
MX (1) MX2018016394A (es)

Also Published As

Publication number Publication date
BR102017028529B1 (pt) 2022-09-20
BR102017028529A2 (pt) 2019-07-16

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