CH335649A - Process for the oxidation of xylenes to phthalic acids - Google Patents

Process for the oxidation of xylenes to phthalic acids

Info

Publication number
CH335649A
CH335649A CH335649DA CH335649A CH 335649 A CH335649 A CH 335649A CH 335649D A CH335649D A CH 335649DA CH 335649 A CH335649 A CH 335649A
Authority
CH
Switzerland
Prior art keywords
xylenes
oxidation
phthalic acids
phthalic
acids
Prior art date
Application number
Other languages
French (fr)
Inventor
Mayurnik George
Original Assignee
Aries Associates Inc
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 Aries Associates Inc filed Critical Aries Associates Inc
Publication of CH335649A publication Critical patent/CH335649A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids
    • C07C51/275—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids of hydrocarbyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
CH335649D 1955-01-24 1956-01-23 Process for the oxidation of xylenes to phthalic acids CH335649A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US335649XA 1955-01-24 1955-01-24

Publications (1)

Publication Number Publication Date
CH335649A true CH335649A (en) 1959-01-31

Family

ID=21871146

Family Applications (1)

Application Number Title Priority Date Filing Date
CH335649D CH335649A (en) 1955-01-24 1956-01-23 Process for the oxidation of xylenes to phthalic acids

Country Status (3)

Country Link
CH (1) CH335649A (en)
FR (1) FR1142486A (en)
GB (2) GB846442A (en)

Also Published As

Publication number Publication date
GB846442A (en) 1960-08-31
FR1142486A (en) 1957-09-18
GB876305A (en) 1961-08-30

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