MX170187B - Metodo y composicion para inhibir la polimerizacion durante la destilacion de monomeros - Google Patents

Metodo y composicion para inhibir la polimerizacion durante la destilacion de monomeros

Info

Publication number
MX170187B
MX170187B MX1849889A MX1849889A MX170187B MX 170187 B MX170187 B MX 170187B MX 1849889 A MX1849889 A MX 1849889A MX 1849889 A MX1849889 A MX 1849889A MX 170187 B MX170187 B MX 170187B
Authority
MX
Mexico
Prior art keywords
distillation
monomers
composition
polymerization during
inhibit polymerization
Prior art date
Application number
MX1849889A
Other languages
English (en)
Inventor
Leon B Levy
Mark O Scates
Original Assignee
Hoechst Celanese 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 Hoechst Celanese Corp filed Critical Hoechst Celanese Corp
Publication of MX170187B publication Critical patent/MX170187B/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
    • C07C51/50—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
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid
    • B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
    • B01D3/225—Dual-flow sieve trays
    • 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
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/62—Use of additives, e.g. for stabilisation

Abstract

La presente invención se refiere a un metodo mejorado para destilar un producto o una mezcla de producto que comprende ácido acrílico, ácido metacrílico, acrilato de metilo, acrilato de etilo, acrilato de butilo, acrilato de 2-etilhexilo y mezclas de los mismos, en presencia de un inhibidor fenólico y un compuesto soluble de magneso o cerio co-inhibidor, en donde la mejora consiste en el uso de un alcanoato soluble de manganeso o cerio del ácido monocarboxílico de C5 a C19 saturado.
MX1849889A 1988-11-29 1989-09-27 Metodo y composicion para inhibir la polimerizacion durante la destilacion de monomeros MX170187B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27709788A 1988-11-29 1988-11-29

Publications (1)

Publication Number Publication Date
MX170187B true MX170187B (es) 1993-08-10

Family

ID=23059395

Family Applications (1)

Application Number Title Priority Date Filing Date
MX1849889A MX170187B (es) 1988-11-29 1989-09-27 Metodo y composicion para inhibir la polimerizacion durante la destilacion de monomeros

Country Status (4)

Country Link
EP (1) EP0371748A3 (es)
JP (1) JPH02209842A (es)
CA (1) CA2002893A1 (es)
MX (1) MX170187B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW294658B (es) * 1994-06-02 1997-01-01 Nippon Catalytic Chem Ind
US6046357A (en) * 1998-10-02 2000-04-04 Celanese International Corporation Stabilization and transport of α,β-unsaturated carboxylic acid and removal of stabilizer
JP4601772B2 (ja) * 2000-06-06 2010-12-22 株式会社日本触媒 （メタ）アクリル酸およびそのエステルの重合防止方法ならびにこれらの製造方法
WO2003035596A2 (de) * 2001-10-19 2003-05-01 Basf Aktiengesellschaft Stabilisatorgemisch für (meth)acrylsäure und (meth)acrylsäureester
KR101496488B1 (ko) * 2010-12-29 2015-02-26 주식회사 엘지화학 고순도 2-에틸헥실-아크릴레이트 생산을 위한 분리벽형 증류탑 및 이를 이용한 제조방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542231A (en) * 1983-07-05 1985-09-17 Celanese Corporation Stabilized ethylenically unsaturated organic compositions
US4507495A (en) * 1983-07-05 1985-03-26 Celanese Corporation Process for production of ethyl acrylate
AU1891388A (en) * 1987-07-31 1989-02-02 Hoechst Celanese Corporation Inhibition of polymerization during distillation of monomers

Also Published As

Publication number Publication date
EP0371748A3 (en) 1991-11-13
CA2002893A1 (en) 1990-05-29
JPH02209842A (ja) 1990-08-21
EP0371748A2 (en) 1990-06-06

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