IT989535B - Procedimento per la preparazione di p fenilendiammina - Google Patents

Procedimento per la preparazione di p fenilendiammina

Info

Publication number: IT989535B
Authority: IT; Italy
Prior art keywords: phenylendiamine; procedure; preparation
Prior art date: 1972-04-01

Application number

IT4878073A

Other languages

English (en)

Original Assignee

Akzo Nv

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.)

1972-04-01

Filing date

1973-03-13

Publication date

1975-06-10

1973-03-13 Application filed by Akzo Nv filed Critical Akzo Nv

1975-06-10 Application granted granted Critical

1975-06-10 Publication of IT989535B publication Critical patent/IT989535B/it

Links

IT4878073A 1972-04-01 1973-03-13 Procedimento per la preparazione di p fenilendiammina IT989535B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19722216117 DE2216117C3 (de)	1972-04-01	1972-04-01	Verfahren zur Herstellung von p-Phenylendiamin

Publications (1)

Publication Number	Publication Date
IT989535B true IT989535B (it)	1975-06-10

Family

ID=5840932

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT4878073A IT989535B (it)	1972-04-01	1973-03-13	Procedimento per la preparazione di p fenilendiammina

Country Status (12)

Country	Link
JP (1)	JPS5754499B2 (it)
AT (1)	AT321269B (it)
BE (1)	BE797561A (it)
CA (1)	CA998068A (it)
CH (1)	CH577954A5 (it)
DD (1)	DD106636A5 (it)
DE (1)	DE2216117C3 (it)
ES (1)	ES413228A1 (it)
FR (1)	FR2178978B1 (it)
GB (1)	GB1399406A (it)
IT (1)	IT989535B (it)
NL (1)	NL7304531A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53122611A (en) *	1977-03-31	1978-10-26	Denki Kagaku Kogyo Kk	Desulfurizing agent for molten metal
EP0052511B1 (en) *	1980-11-17	1984-03-07	E.I. Du Pont De Nemours And Company	Production of p-phenylenediamine

1972
- 1972-04-01 DE DE19722216117 patent/DE2216117C3/de not_active Expired
1973
- 1973-03-13 IT IT4878073A patent/IT989535B/it active
- 1973-03-28 CA CA167,379A patent/CA998068A/en not_active Expired
- 1973-03-29 DD DD16982073A patent/DD106636A5/xx unknown
- 1973-03-30 GB GB1543973A patent/GB1399406A/en not_active Expired
- 1973-03-30 FR FR7311671A patent/FR2178978B1/fr not_active Expired
- 1973-03-30 AT AT282273A patent/AT321269B/de not_active IP Right Cessation
- 1973-03-30 BE BE129464A patent/BE797561A/xx unknown
- 1973-03-30 CH CH459773A patent/CH577954A5/xx not_active IP Right Cessation
- 1973-03-31 ES ES413228A patent/ES413228A1/es not_active Expired
- 1973-03-31 NL NL7304531A patent/NL7304531A/xx not_active Application Discontinuation
- 1973-04-02 JP JP3772073A patent/JPS5754499B2/ja not_active Expired

Also Published As

Publication number	Publication date
BE797561A (fr)	1973-07-16
JPS5754499B2 (it)	1982-11-18
DE2216117A1 (de)	1973-10-04
GB1399406A (en)	1975-07-02
FR2178978B1 (it)	1978-03-03
DD106636A5 (it)	1974-06-20
AT321269B (de)	1975-03-25
DE2216117B2 (de)	1980-07-31
DE2216117C3 (de)	1981-04-02
ES413228A1 (es)	1976-01-01
CH577954A5 (it)	1976-07-30
CA998068A (en)	1976-10-05
FR2178978A1 (it)	1973-11-16
JPS4913126A (it)	1974-02-05
NL7304531A (it)	1973-10-03

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