BR0205164A - Processo para purificar azeotropicamente material orgânico polimerizável aquoso - Google Patents

Processo para purificar azeotropicamente material orgânico polimerizável aquoso

Info

Publication number
BR0205164A
BR0205164A BR0205164-8A BR0205164A BR0205164A BR 0205164 A BR0205164 A BR 0205164A BR 0205164 A BR0205164 A BR 0205164A BR 0205164 A BR0205164 A BR 0205164A
Authority
BR
Brazil
Prior art keywords
organic material
polymerizable organic
azeotropically
purifying aqueous
aqueous polymerizable
Prior art date
Application number
BR0205164-8A
Other languages
English (en)
Inventor
David Clark Chalfant
James Clarence Day
William Joseph Grieco
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Publication of BR0205164A publication Critical patent/BR0205164A/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
    • C07C51/43—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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/50—Use of additives, e.g. for stabilisation

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

"PROCESSO PARA PURIFICAR AZEOTROPICAMENTE MATERIAL ORGâNICO POLIMERIZáVEL AQUOSO". Um processo aperfeiçoado é provido aqui para a purificação de material orgânico polimerizável, por exemplo, ácido acrílico, por destilação azeotrópica.
BR0205164-8A 2001-12-13 2002-12-10 Processo para purificar azeotropicamente material orgânico polimerizável aquoso BR0205164A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34045801P 2001-12-13 2001-12-13

Publications (1)

Publication Number Publication Date
BR0205164A true BR0205164A (pt) 2004-06-29

Family

ID=23333440

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0205164-8A BR0205164A (pt) 2001-12-13 2002-12-10 Processo para purificar azeotropicamente material orgânico polimerizável aquoso

Country Status (10)

Country Link
US (1) US20030111331A1 (pt)
EP (1) EP1319649A1 (pt)
JP (1) JP2003192635A (pt)
KR (1) KR20030051234A (pt)
CN (1) CN1424294A (pt)
BR (1) BR0205164A (pt)
MX (1) MXPA02011788A (pt)
SG (1) SG104990A1 (pt)
TW (1) TW200302125A (pt)
ZA (1) ZA200209710B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040104108A1 (en) * 2002-12-03 2004-06-03 Mason Robert Michael High capacity purification of thermally unstable compounds
US7390777B2 (en) 2004-02-13 2008-06-24 Ppg Industries Ohio, Inc. 1,2-dichloroethylene compositions
US8198477B2 (en) * 2008-12-24 2012-06-12 Rohm And Haas Company Process for production of acrolein from glycerol
CN113784943A (zh) 2019-04-29 2021-12-10 埃科莱布美国股份有限公司 含氧氨基酚化合物和防止单体聚合的方法
WO2022087248A1 (en) 2020-10-21 2022-04-28 Ecolab Usa Inc. Alkoxylated (hydroxyalkyl)aminophenol polymers and methods of use
CN114853607B (zh) * 2021-02-04 2023-09-19 万华化学集团股份有限公司 一种含单体溶剂精制系统及工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2127660A (en) * 1937-10-23 1938-08-23 Dow Chemical Co Unsaturated esters of 2-chloroallyl alcohol
TW295580B (pt) * 1992-01-09 1997-01-11 Nippon Catalytic Chem Ind
US5856562A (en) * 1996-05-27 1999-01-05 Mitsubishi Chemical Corporation Method for inhibiting polymerization of (meth) acrylic acid or esters thereof
US6500982B1 (en) * 1999-06-28 2002-12-31 Rohm And Haas Company Process for preparing (meth) acrylic acid

Also Published As

Publication number Publication date
US20030111331A1 (en) 2003-06-19
CN1424294A (zh) 2003-06-18
TW200302125A (en) 2003-08-01
MXPA02011788A (es) 2005-08-26
EP1319649A1 (en) 2003-06-18
KR20030051234A (ko) 2003-06-25
ZA200209710B (en) 2003-06-11
JP2003192635A (ja) 2003-07-09
SG104990A1 (en) 2004-07-30

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A E 7A A NUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2055 DE 25/05/2010.