FR2727109B1 - Methode de stabilisation d'hydroxy cetones sujettes a des problemes d'instabilite et d'evolution de couleur - Google Patents

Methode de stabilisation d'hydroxy cetones sujettes a des problemes d'instabilite et d'evolution de couleur

Info

Publication number
FR2727109B1
FR2727109B1 FR9513674A FR9513674A FR2727109B1 FR 2727109 B1 FR2727109 B1 FR 2727109B1 FR 9513674 A FR9513674 A FR 9513674A FR 9513674 A FR9513674 A FR 9513674A FR 2727109 B1 FR2727109 B1 FR 2727109B1
Authority
FR
France
Prior art keywords
instability
subject
color change
hydroxy ketones
change problems
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 - Fee Related
Application number
FR9513674A
Other languages
English (en)
Other versions
FR2727109A1 (fr
Inventor
Carlos Eduardo Marenco
Amadeus Alves Vaz
Leite Antonio Eduardo Jorge
Jose Roberto Mariussi
Marcos Garcia
Paulo Henrique Humb Rheinboldt
Victorino Gomiero Neto
De Mello Vivaldo Leite
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.)
Rhodia SA Brazil
Original Assignee
Rhodia SA Brazil
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 Rhodia SA Brazil filed Critical Rhodia SA Brazil
Publication of FR2727109A1 publication Critical patent/FR2727109A1/fr
Application granted granted Critical
Publication of FR2727109B1 publication Critical patent/FR2727109B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/86—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR9513674A 1994-11-18 1995-11-17 Methode de stabilisation d'hydroxy cetones sujettes a des problemes d'instabilite et d'evolution de couleur Expired - Fee Related FR2727109B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9404586A BR9404586A (pt) 1994-11-18 1994-11-18 Processo de estabilizaçao de produtos hidróxi-cetonicos sujeitos a problemas de instabilidade e evoluçao da cor

Publications (2)

Publication Number Publication Date
FR2727109A1 FR2727109A1 (fr) 1996-05-24
FR2727109B1 true FR2727109B1 (fr) 1998-05-22

Family

ID=4060043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9513674A Expired - Fee Related FR2727109B1 (fr) 1994-11-18 1995-11-17 Methode de stabilisation d'hydroxy cetones sujettes a des problemes d'instabilite et d'evolution de couleur

Country Status (6)

Country Link
BE (1) BE1008444A6 (fr)
BR (1) BR9404586A (fr)
FR (1) FR2727109B1 (fr)
GB (1) GB2295150B (fr)
IT (1) IT1281033B1 (fr)
ZA (1) ZA959749B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2750996B1 (fr) * 1996-07-12 1998-11-13 Rhone Poulenc Chimie Composition empechant la polymerisation de monomeres a insaturation ethylenique, procede de preparation et utilisation de celle-ci
FR3013709A1 (fr) * 2013-11-27 2015-05-29 Arkema France Procede de stabilisation d'hydroxycetone et composition stabilisee

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH307969A (de) * 1951-05-25 1955-06-30 Ici Ltd Verfahren zur Stabilisierung organischer Stoffe gegen Autoxydation und Polymerisation und nach diesem Verfahren hergestelltes Gemisch.

Also Published As

Publication number Publication date
BR9404586A (pt) 1997-03-04
FR2727109A1 (fr) 1996-05-24
ITTO950924A0 (fr) 1995-11-17
ITTO950924A1 (it) 1997-05-17
BE1008444A6 (fr) 1996-05-07
ZA959749B (en) 1996-05-29
GB2295150A (en) 1996-05-22
GB2295150B (en) 1998-04-22
IT1281033B1 (it) 1998-02-11
GB9523600D0 (en) 1996-01-17

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse

Effective date: 20140731