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SE301806B - - Google Patents

Info

Publication number
SE301806B
SE301806B SE14888/64A SE1488864A SE301806B SE 301806 B SE301806 B SE 301806B SE 14888/64 A SE14888/64 A SE 14888/64A SE 1488864 A SE1488864 A SE 1488864A SE 301806 B SE301806 B SE 301806B
Authority
SE
Sweden
Application number
SE14888/64A
Inventor
O Tschamper
W Regenass
Original Assignee
Schweizerische Teerindustrie A
Ciba Geigy
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 Schweizerische Teerindustrie A, Ciba Geigy filed Critical Schweizerische Teerindustrie A
Publication of SE301806B publication Critical patent/SE301806B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00Preparation of quinones
    • C07C46/10Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/31Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/313Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54Preparation of carboxylic acid anhydrides
    • C07C51/573Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE14888/64A 1963-12-09 1964-12-09 SE301806B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1505063A CH456560A (de) 1963-12-09 1963-12-09 Verfahren zur Abtrennung von Naphthochinon

Publications (1)

Publication Number Publication Date
SE301806B true SE301806B (xx) 1968-06-24

Family

ID=4405909

Family Applications (1)

Application Number Title Priority Date Filing Date
SE14888/64A SE301806B (xx) 1963-12-09 1964-12-09

Country Status (10)

Country Link
US (1) US3379741A (xx)
AT (1) AT252225B (xx)
BE (1) BE656818A (xx)
CH (1) CH456560A (xx)
DE (1) DE1226555B (xx)
ES (1) ES306863A1 (xx)
GB (1) GB1089275A (xx)
IL (1) IL22491A (xx)
NL (1) NL6414254A (xx)
SE (1) SE301806B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539209B2 (xx) * 1973-04-24 1978-04-04
US4035399A (en) * 1974-02-18 1977-07-12 Nihon Joryu Kogyo Co., Ltd. Process for the preparation of 1,4-naphthoquinone
US4202828A (en) * 1978-01-10 1980-05-13 Kawasaki Kasei Chemicals Limited Process for separation of naphthoquinone and phthalic acid
JPS5826897B2 (ja) * 1979-02-16 1983-06-06 川崎化成工業株式会社 スケ−リング防止方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190001A (en) * 1939-04-06 1940-02-13 Nat Aniline & Chem Co Inc Recovery of phthalic acid from gases containing phthalic anhydride
BE573902A (xx) * 1957-12-16

Also Published As

Publication number Publication date
AT252225B (de) 1967-02-10
CH456560A (de) 1968-07-31
BE656818A (xx) 1965-06-08
ES306863A1 (es) 1965-05-01
GB1089275A (en) 1967-11-01
US3379741A (en) 1968-04-23
DE1226555B (de) 1966-10-13
NL6414254A (xx) 1965-06-10
IL22491A (en) 1968-06-20

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