DE1793583A1 - Farbstabilisierung von Phenolen - Google Patents

Farbstabilisierung von Phenolen

Info

Publication number
DE1793583A1
DE1793583A1 DE19661793583 DE1793583A DE1793583A1 DE 1793583 A1 DE1793583 A1 DE 1793583A1 DE 19661793583 DE19661793583 DE 19661793583 DE 1793583 A DE1793583 A DE 1793583A DE 1793583 A1 DE1793583 A1 DE 1793583A1
Authority
DE
Germany
Prior art keywords
acid
phenol
groups
carbon atoms
comparison
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.)
Pending
Application number
DE19661793583
Other languages
German (de)
English (en)
Inventor
Lichtblau Ellis I
Schlichting Han L
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.)
Hooker Chemical Corp
Original Assignee
Hooker Chemical 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 Hooker Chemical Corp filed Critical Hooker Chemical Corp
Publication of DE1793583A1 publication Critical patent/DE1793583A1/de
Pending 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
    • C07C37/88—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE19661793583 1965-11-30 1966-11-30 Farbstabilisierung von Phenolen Pending DE1793583A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US51068165A 1965-11-30 1965-11-30
US510702A US3403188A (en) 1965-11-30 1965-11-30 Stabilization of phenols
US510703A US3403189A (en) 1965-11-30 1965-11-30 Color stabilization of phenol
US510683A US3403186A (en) 1965-11-30 1965-11-30 Stabilization of phenols

Publications (1)

Publication Number Publication Date
DE1793583A1 true DE1793583A1 (de) 1971-08-19

Family

ID=27504498

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19661793583 Pending DE1793583A1 (de) 1965-11-30 1966-11-30 Farbstabilisierung von Phenolen
DE19661543675 Pending DE1543675B1 (de) 1965-11-30 1966-11-30 Stabilisierte Phenole

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19661543675 Pending DE1543675B1 (de) 1965-11-30 1966-11-30 Stabilisierte Phenole

Country Status (6)

Country Link
US (3) US3403189A (enExample)
BE (1) BE690503A (enExample)
DE (2) DE1793583A1 (enExample)
FR (1) FR1502518A (enExample)
GB (2) GB1163540A (enExample)
NL (2) NL6616839A (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016047A (en) * 1973-11-09 1977-04-05 Vulcan Materials Company Separation and recovery of polychlorinated phenols
US3909365A (en) * 1973-11-09 1975-09-30 Vulcan Materials Co Production of chlorinated phenols of improved color
US4160110A (en) * 1978-04-17 1979-07-03 General Electric Company Method for stabilizing bisphenols under melt or distillation conditions
FR2457849A1 (fr) * 1979-05-30 1980-12-26 Gen Electric Procede de stabilisation des bisphenols a l'etat fondu ou dans des conditions de distillation
JPS55164639A (en) * 1979-06-07 1980-12-22 Sumitomo Chem Co Ltd Prevention of dihydric phenol against discoloration
US4289587A (en) * 1980-04-29 1981-09-15 Vulcan Materials Company Stabilization of chlorinated phenols
US4337369A (en) 1981-01-30 1982-06-29 Texaco Inc. Method of decolorizing mixtures of t-butyl alkylphenols
US4356330A (en) * 1981-07-20 1982-10-26 Texaco Inc. Method of decolorizing mixtures of T-butyl alkylphenols with N-(2-hydroxyethyl)oxazolidine
TW208017B (enExample) * 1991-07-26 1993-06-21 Hoechst Ag
US5414149A (en) * 1994-03-02 1995-05-09 General Electric Company Color stable bisphenols
US20060083115A1 (en) * 2005-12-02 2006-04-20 Ronald Lafever Flexible band with clip-on watch
CN108383692B (zh) * 2018-04-20 2021-04-13 淮海工学院 一种抑制烷基酚变色的复合稳色剂及其应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672485A (en) * 1954-03-16 Stabilization of alkyl phenol
FR1082270A (fr) * 1952-08-13 1954-12-28 Ici Ltd Procédé de crêpage
US2752398A (en) * 1953-06-23 1956-06-26 Union Carbide & Carbon Corp Color stabilization of phenols with phosphoric acids
US2727928A (en) * 1953-12-23 1955-12-20 Shell Dev Stabilization of alkyl phenol compounds
US2829176A (en) * 1955-07-28 1958-04-01 Ici Ltd Stabilization of phenylphenols

Also Published As

Publication number Publication date
GB1163540A (en) 1969-09-10
GB1163539A (en) 1969-09-10
BE690503A (enExample) 1967-05-30
US3403186A (en) 1968-09-24
NL130972C (enExample)
US3403188A (en) 1968-09-24
DE1543675B1 (de) 1970-12-17
NL6616839A (enExample) 1967-05-31
US3403189A (en) 1968-09-24
FR1502518A (fr) 1967-11-18

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