FR1320738A - Process for discoloration and stabilization with respect to color change of aromatic compounds - Google Patents

Process for discoloration and stabilization with respect to color change of aromatic compounds

Info

Publication number
FR1320738A
FR1320738A FR873472A FR873472A FR1320738A FR 1320738 A FR1320738 A FR 1320738A FR 873472 A FR873472 A FR 873472A FR 873472 A FR873472 A FR 873472A FR 1320738 A FR1320738 A FR 1320738A
Authority
FR
France
Prior art keywords
discoloration
stabilization
respect
color change
aromatic compounds
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
FR873472A
Other languages
French (fr)
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Priority to FR873472A priority Critical patent/FR1320738A/en
Application granted granted Critical
Publication of FR1320738A publication Critical patent/FR1320738A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by addition reactions, i.e. reactions involving at least one carbon-to-carbon unsaturated bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
FR873472A 1961-09-18 1961-09-18 Process for discoloration and stabilization with respect to color change of aromatic compounds Expired FR1320738A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR873472A FR1320738A (en) 1961-09-18 1961-09-18 Process for discoloration and stabilization with respect to color change of aromatic compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR873472A FR1320738A (en) 1961-09-18 1961-09-18 Process for discoloration and stabilization with respect to color change of aromatic compounds

Publications (1)

Publication Number Publication Date
FR1320738A true FR1320738A (en) 1963-03-15

Family

ID=8763020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873472A Expired FR1320738A (en) 1961-09-18 1961-09-18 Process for discoloration and stabilization with respect to color change of aromatic compounds

Country Status (1)

Country Link
FR (1) FR1320738A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262061A2 (en) * 1986-09-25 1988-03-30 Rhone-Poulenc Chimie Process for stabilizing chlorination mixtures of phenol and/or chlorophenols

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262061A2 (en) * 1986-09-25 1988-03-30 Rhone-Poulenc Chimie Process for stabilizing chlorination mixtures of phenol and/or chlorophenols
EP0262061A3 (en) * 1986-09-25 1989-10-11 Rhone-Poulenc Chimie Process for stabilizing chlorination mixtures of phenol and/or chlorophenols

Similar Documents

Publication Publication Date Title
BE610969A (en) Polyesters stabilization process
FR1234336A (en) Oxidation process of phenols
BE615588A (en) Process for the preparation of new compounds of the tetracycline family
FR1231065A (en) Oxidation process of substituted aromatic compounds
FR1320738A (en) Process for discoloration and stabilization with respect to color change of aromatic compounds
FR1328254A (en) Polyacrylic nitrile stabilization process
CH413859A (en) Process for the preparation of compounds with therapeutic actions
CH387846A (en) Process for the preparation of new dyes
FR1263893A (en) Chlorinated hydrocarbon stabilization process
FR1282571A (en) Process of heat treatment of rubbers mixed with halogenated compounds
FR1403608A (en) Method for stabilizing cultures of pathogens
FR1345324A (en) Process for the preparation of anthraquinone dyes
FR1300781A (en) Peracid stabilization process
FR1178865A (en) Color stabilization of aromatic amines
FR1350752A (en) Process for stabilization of cyanohydrins
FR1172326A (en) Stabilization of copolymers of styrene and acrylonitrile to prevent alteration of their color
FR1257451A (en) Process for the manufacture of agents for stabilizing the dimensions of cellulosic fabrics and compositions intended for this stabilization
FR1259159A (en) Process for the preparation of arylamino-anthraquinones and resulting dye composition
FR1309472A (en) Chlorinated hydrocarbon stabilization process
FR1301987A (en) Perchlorethylene stabilization process
FR1278583A (en) Synthetic elastomer stabilization process
FR1284439A (en) Improvements to vessel stabilization
FR1278235A (en) Process for preparing pure pentoxides of niobium and tantalum
FR1326978A (en) Stabilization of poly-alpha-olefins with respect to light
FR1267529A (en) Process of decomposition and stabilization of detritus