NL7316806A - - Google Patents

Info

Publication number
NL7316806A
NL7316806A NL7316806A NL7316806A NL7316806A NL 7316806 A NL7316806 A NL 7316806A NL 7316806 A NL7316806 A NL 7316806A NL 7316806 A NL7316806 A NL 7316806A NL 7316806 A NL7316806 A NL 7316806A
Authority
NL
Netherlands
Application number
NL7316806A
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 filed Critical
Publication of NL7316806A publication Critical patent/NL7316806A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
NL7316806A 1972-12-08 1973-12-07 NL7316806A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2260126A DE2260126C2 (de) 1972-12-08 1972-12-08 Verfahren zur Herstellung von reinem, stabilem Malonsäuredinitril

Publications (1)

Publication Number Publication Date
NL7316806A true NL7316806A (xx) 1974-06-11

Family

ID=5863896

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7316806A NL7316806A (xx) 1972-12-08 1973-12-07

Country Status (11)

Country Link
US (1) US3867422A (xx)
JP (1) JPS5647900B2 (xx)
AT (1) AT323126B (xx)
BE (1) BE808338A (xx)
CA (1) CA1003856A (xx)
CH (1) CH592052A5 (xx)
DE (1) DE2260126C2 (xx)
FR (1) FR2209750B1 (xx)
GB (1) GB1436958A (xx)
NL (1) NL7316806A (xx)
SU (1) SU655305A3 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006492A1 (de) * 1980-02-21 1981-08-27 Degussa Ag, 6000 Frankfurt Verfahren zur gewinnung von malonsaeuredinitril
JPH0518393Y2 (xx) * 1987-04-27 1993-05-17
CN112679385B (zh) * 2020-12-31 2022-09-09 河北诚信集团有限公司 一种丙二腈的提纯方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2553406A (en) * 1950-04-08 1951-05-15 American Cyanamid Co Preparation of malononitriles
US2606917A (en) * 1951-06-29 1952-08-12 American Cyanamid Co Preparation of nitriles
US2809986A (en) * 1955-11-17 1957-10-15 Kay Fries Chemicals Inc Method for the purification of malononitrile
US3417126A (en) * 1966-01-14 1968-12-17 Nissan Chemical Ind Ltd Method of producing malononitrile
DE1911174C3 (de) * 1968-04-05 1979-08-09 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Herstellung von Malonsäuredinitril
CS157061B2 (xx) * 1968-05-09 1974-08-23
US3549684A (en) * 1968-10-11 1970-12-22 Chris Craft Ind Inc Production of o-chlorobenzalmalononitrile
US3541133A (en) * 1969-04-03 1970-11-17 Little Inc A Method for synthesizing malononitrile
CH509447A (de) * 1969-06-19 1971-06-30 Madag Maschinen Und App Bau Di Mustereinrichtung an einem Strickapparat
US3616269A (en) * 1969-07-10 1971-10-26 Ashland Oil Inc Method for the purification of malononitrile by the addition of cyclopentadiene followed by distillation
US3607136A (en) * 1969-08-15 1971-09-21 Du Pont Recovery of ammonium sulfate

Also Published As

Publication number Publication date
US3867422A (en) 1975-02-18
JPS4987628A (xx) 1974-08-22
CH592052A5 (xx) 1977-10-14
DE2260126C2 (de) 1983-12-01
AT323126B (de) 1975-06-25
FR2209750A1 (xx) 1974-07-05
JPS5647900B2 (xx) 1981-11-12
SU655305A3 (ru) 1979-03-30
CA1003856A (en) 1977-01-18
DE2260126A1 (de) 1974-06-12
BE808338A (fr) 1974-06-06
GB1436958A (en) 1976-05-26
FR2209750B1 (xx) 1977-06-03

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: DEGUSSA AKTIENGESELLSCHAFT

BC A request for examination has been filed
BV The patent application has lapsed