IT978978B - Processo di purificazione di tereftalonitrile - Google Patents

Processo di purificazione di tereftalonitrile

Info

Publication number: IT978978B
Authority: IT; Italy
Prior art keywords: terephthalonitrile; purification
Prior art date: 1972-02-22

Application number

IT20237/73A

Other languages

English (en)

Original Assignee

Sun Research Development

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.)

1972-02-22

Filing date

1973-02-09

Publication date

1974-09-20

1973-02-09 Application filed by Sun Research Development filed Critical Sun Research Development

1974-09-20 Application granted granted Critical

1974-09-20 Publication of IT978978B publication Critical patent/IT978978B/it

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

IT20237/73A 1972-02-22 1973-02-09 Processo di purificazione di tereftalonitrile IT978978B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US22816072A	1972-02-22	1972-02-22

Publications (1)

Publication Number	Publication Date
IT978978B true IT978978B (it)	1974-09-20

Family

ID=22856069

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20237/73A IT978978B (it)	1972-02-22	1973-02-09	Processo di purificazione di tereftalonitrile

Country Status (9)

Country	Link
US (1)	US3770800A (it)
JP (1)	JPS4896558A (it)
BE (1)	BE795732A (it)
CA (1)	CA971578A (it)
DE (1)	DE2308816A1 (it)
FR (1)	FR2276293B1 (it)
GB (1)	GB1364034A (it)
IT (1)	IT978978B (it)
NL (1)	NL7302399A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109651196A (zh) *	2018-12-27	2019-04-19	江阴苏利化学股份有限公司	一种百菌清塔式连续凝华收料的工艺

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3862202A (en) *	1973-07-16	1975-01-21	Sun Research Development	Terephthalonitrile process

0
- BE BE795732D patent/BE795732A/xx unknown
1972
- 1972-02-22 US US00228160A patent/US3770800A/en not_active Expired - Lifetime
- 1972-11-22 CA CA157,178A patent/CA971578A/en not_active Expired
1973
- 1973-02-08 GB GB622073A patent/GB1364034A/en not_active Expired
- 1973-02-09 IT IT20237/73A patent/IT978978B/it active
- 1973-02-13 JP JP48017135A patent/JPS4896558A/ja active Pending
- 1973-02-16 FR FR7305488A patent/FR2276293B1/fr not_active Expired
- 1973-02-21 NL NL7302399A patent/NL7302399A/xx unknown
- 1973-02-22 DE DE19732308816 patent/DE2308816A1/de active Pending

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109651196A (zh) *	2018-12-27	2019-04-19	江阴苏利化学股份有限公司	一种百菌清塔式连续凝华收料的工艺
CN109651196B (zh) *	2018-12-27	2021-06-29	江阴苏利化学股份有限公司	一种百菌清塔式连续凝华收料的工艺

Also Published As

Publication number	Publication date
BE795732A (fr)	1973-08-21
CA971578A (en)	1975-07-22
US3770800A (en)	1973-11-06
FR2276293A1 (fr)	1976-01-23
FR2276293B1 (fr)	1977-04-22
DE2308816A1 (de)	1973-09-06
GB1364034A (en)	1974-08-21
NL7302399A (it)	1973-08-24
JPS4896558A (it)	1973-12-10

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