SE7811835L - Sett att rena en genom oxidation av p-xylen utvunnen p-tolylsyra - Google Patents

Sett att rena en genom oxidation av p-xylen utvunnen p-tolylsyra

Info

Publication number
SE7811835L
SE7811835L SE7811835A SE7811835A SE7811835L SE 7811835 L SE7811835 L SE 7811835L SE 7811835 A SE7811835 A SE 7811835A SE 7811835 A SE7811835 A SE 7811835A SE 7811835 L SE7811835 L SE 7811835L
Authority
SE
Sweden
Prior art keywords
oxidation
pure
way
tolylic acid
xylene extracted
Prior art date
Application number
SE7811835A
Other languages
English (en)
Swedish (sv)
Inventor
M Feld
A Bilow
R Stephan
W Rogler
Original Assignee
Dynamit Nobel Ag
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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of SE7811835L publication Critical patent/SE7811835L/xx

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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE7811835A 1977-11-17 1978-11-16 Sett att rena en genom oxidation av p-xylen utvunnen p-tolylsyra SE7811835L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2751363A DE2751363C2 (de) 1977-11-17 1977-11-17 Verfahren zur Reinigung von p-Toluylsäure, die durch Oxidation von p-Xylol mit Luftsauerstoff in Gegenwart von Schwermetallsalz-Katalysatoren erhalten worden ist

Publications (1)

Publication Number Publication Date
SE7811835L true SE7811835L (sv) 1979-05-18

Family

ID=6023948

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7811835A SE7811835L (sv) 1977-11-17 1978-11-16 Sett att rena en genom oxidation av p-xylen utvunnen p-tolylsyra

Country Status (8)

Country Link
JP (1) JPS5479244A (fr)
BE (1) BE872048A (fr)
DE (1) DE2751363C2 (fr)
FR (1) FR2409252A1 (fr)
GB (1) GB2008114B (fr)
IT (1) IT1157709B (fr)
NL (1) NL7811342A (fr)
SE (1) SE7811835L (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07116096B2 (ja) * 1986-12-04 1995-12-13 三菱瓦斯化学株式会社 高純度０−トルイル酸の製造方法
JP6274022B2 (ja) * 2014-06-11 2018-02-07 住友化学株式会社 シクロアルカンジカルボン酸モノエステルの製造方法
JP6409611B2 (ja) 2015-02-23 2018-10-24 東レ株式会社 ｐ−トルイル酸の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2317455A (en) * 1940-06-27 1943-04-27 Du Pont Purifying benzoic acid
GB757455A (en) * 1953-07-20 1956-09-19 Bataafsche Petroleum A process for the separation of tertiary-alkyl-substituted benzoic acids from mixtures containing said acids

Also Published As

Publication number Publication date
NL7811342A (nl) 1979-05-21
GB2008114B (en) 1982-04-07
FR2409252A1 (fr) 1979-06-15
GB2008114A (en) 1979-05-31
DE2751363C2 (de) 1985-10-17
IT7851918A0 (it) 1978-11-15
DE2751363A1 (de) 1979-05-23
JPS5479244A (en) 1979-06-25
BE872048A (fr) 1979-03-16
IT1157709B (it) 1987-02-18

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