GB2120243B - Phenolic antioxidant - Google Patents

Phenolic antioxidant

Info

Publication number
GB2120243B
GB2120243B GB8310995A GB8310995A GB2120243B GB 2120243 B GB2120243 B GB 2120243B GB 8310995 A GB8310995 A GB 8310995A GB 8310995 A GB8310995 A GB 8310995A GB 2120243 B GB2120243 B GB 2120243B
Authority
GB
United Kingdom
Prior art keywords
phenolic antioxidant
phenolic
antioxidant
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
GB8310995A
Other versions
GB2120243A (en
GB8310995D0 (en
Inventor
Royston Thomas
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB8310995A priority Critical patent/GB2120243B/en
Publication of GB8310995D0 publication Critical patent/GB8310995D0/en
Publication of GB2120243A publication Critical patent/GB2120243A/en
Application granted granted Critical
Publication of GB2120243B publication Critical patent/GB2120243B/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
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
    • 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
    • C07C37/20—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 using aldehydes or ketones
    • 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
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8310995A 1982-05-14 1983-04-22 Phenolic antioxidant Expired GB2120243B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8310995A GB2120243B (en) 1982-05-14 1983-04-22 Phenolic antioxidant

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8214408 1982-05-14
GB8225151 1982-09-03
GB8310995A GB2120243B (en) 1982-05-14 1983-04-22 Phenolic antioxidant

Publications (3)

Publication Number Publication Date
GB8310995D0 GB8310995D0 (en) 1983-05-25
GB2120243A GB2120243A (en) 1983-11-30
GB2120243B true GB2120243B (en) 1986-05-08

Family

ID=27261588

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8310995A Expired GB2120243B (en) 1982-05-14 1983-04-22 Phenolic antioxidant

Country Status (1)

Country Link
GB (1) GB2120243B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4801757A (en) * 1987-11-27 1989-01-31 Ici Americas Inc. Noncrystalline tris(4-hydroxy-2-methyl-5-tert. butylphenyl) butane
GB0114265D0 (en) 2001-06-12 2001-08-01 Ciba Sc Holding Ag Polymeric material containing a latent acid

Also Published As

Publication number Publication date
GB2120243A (en) 1983-11-30
GB8310995D0 (en) 1983-05-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960422