FR2056677A5 - - Google Patents

Info

Publication number
FR2056677A5
FR2056677A5 FR7029049A FR7029049A FR2056677A5 FR 2056677 A5 FR2056677 A5 FR 2056677A5 FR 7029049 A FR7029049 A FR 7029049A FR 7029049 A FR7029049 A FR 7029049A FR 2056677 A5 FR2056677 A5 FR 2056677A5
Authority
FR
France
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
FR7029049A
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of FR2056677A5 publication Critical patent/FR2056677A5/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00—Aliphatic unsaturated hydrocarbons
    • C07C11/12—Alkadienes
    • C07C11/173—Alkadienes with five carbon atoms
    • C07C11/18—Isoprene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
FR7029049A 1969-08-06 1970-08-06 Expired FR2056677A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1939896A DE1939896C3 (de) 1969-08-06 1969-08-06 Verfahren zur destillativen Abtrennung von Isopren

Publications (1)

Publication Number Publication Date
FR2056677A5 true FR2056677A5 (fr) 1971-05-14

Family

ID=5742012

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7029049A Expired FR2056677A5 (fr) 1969-08-06 1970-08-06

Country Status (10)

Country Link
US (1) US3673265A (fr)
JP (1) JPS4817245B1 (fr)
AT (1) AT298431B (fr)
BE (1) BE754496A (fr)
CA (1) CA948145A (fr)
DE (1) DE1939896C3 (fr)
ES (1) ES382474A1 (fr)
FR (1) FR2056677A5 (fr)
GB (1) GB1266074A (fr)
NL (1) NL148031B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS496884B1 (fr) * 1970-09-29 1974-02-16

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1618331C3 (de) * 1967-01-02 1975-07-31 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Isopren
DE1668017A1 (de) * 1967-09-06 1971-07-22 Bayer Ag Verfahren zur Rein-Darstellung von Isopren

Also Published As

Publication number Publication date
ES382474A1 (es) 1972-12-01
NL148031B (nl) 1975-12-15
JPS4817245B1 (fr) 1973-05-28
CA948145A (en) 1974-05-28
GB1266074A (fr) 1972-03-08
DE1939896B2 (de) 1974-05-22
NL7011652A (fr) 1971-02-09
BE754496A (fr) 1971-02-05
AT298431B (de) 1972-05-10
DE1939896C3 (de) 1974-12-19
US3673265A (en) 1972-06-27
DE1939896A1 (de) 1971-02-18

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Legal Events

Date Code Title Description
ST Notification of lapse