IL59502A - Purification of naphthalene - Google Patents

Purification of naphthalene

Info

Publication number
IL59502A
IL59502A IL59502A IL5950280A IL59502A IL 59502 A IL59502 A IL 59502A IL 59502 A IL59502 A IL 59502A IL 5950280 A IL5950280 A IL 5950280A IL 59502 A IL59502 A IL 59502A
Authority
IL
Israel
Prior art keywords
naphthalene
sulphuric acid
water
reaction
purification
Prior art date
Application number
IL59502A
Other languages
English (en)
Other versions
IL59502A0 (en
Original Assignee
Charbonnages Ste Chimique
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 Charbonnages Ste Chimique filed Critical Charbonnages Ste Chimique
Publication of IL59502A0 publication Critical patent/IL59502A0/xx
Publication of IL59502A publication Critical patent/IL59502A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/14875—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IL59502A 1979-03-02 1980-02-29 Purification of naphthalene IL59502A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905433A FR2450252A1 (fr) 1979-03-02 1979-03-02 Procede de preparation de naphtalene sulfone au moins en partie et application du produit obtenu a la purification du naphtalene

Publications (2)

Publication Number Publication Date
IL59502A0 IL59502A0 (en) 1980-05-30
IL59502A true IL59502A (en) 1984-12-31

Family

ID=9222675

Family Applications (1)

Application Number Title Priority Date Filing Date
IL59502A IL59502A (en) 1979-03-02 1980-02-29 Purification of naphthalene

Country Status (6)

Country Link
EP (1) EP0015831B1 (es)
AT (1) ATE510T1 (es)
DE (1) DE3060122D1 (es)
ES (1) ES488965A1 (es)
FR (1) FR2450252A1 (es)
IL (1) IL59502A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108822006A (zh) * 2018-05-31 2018-11-16 山西豪仑科化工有限公司 一种萘磺化连续反应工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB760054A (en) * 1954-03-29 1956-10-31 Yorkshire Tar Distillers Ltd Purification of naphthalene
US2955144A (en) * 1958-06-18 1960-10-04 American Cyanamid Co Process for refining naphthalene
FR1300453A (fr) * 1961-09-09 1962-08-03 Allied Chem Production d'acide naphtalène-sulfonique
BE659662A (es) * 1963-03-07
US3550172A (en) * 1968-01-03 1970-12-29 Usm Corp Fastener manufacture
GB1371232A (en) * 1972-03-09 1974-10-23 Midland Yorkshire Holdings Ltd Purification of naphthalene
JPS4933192A (es) * 1972-07-29 1974-03-27
DE2432066A1 (de) * 1974-07-04 1976-01-15 Ruetgerswerke Ag Verfahren zur gewinnung von reinem naphthalin bzw. von dessen reinen homologen

Also Published As

Publication number Publication date
EP0015831A1 (fr) 1980-09-17
ES488965A1 (es) 1980-09-16
EP0015831B1 (fr) 1981-12-30
IL59502A0 (en) 1980-05-30
ATE510T1 (de) 1982-01-15
FR2450252A1 (fr) 1980-09-26
FR2450252B1 (es) 1983-03-25
DE3060122D1 (en) 1982-02-18

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