BR7101226D0 - Processo para preparacao de cetenas aliciclicos e cetenas aliciclicos obtidos no mesmo - Google Patents

Processo para preparacao de cetenas aliciclicos e cetenas aliciclicos obtidos no mesmo

Info

Publication number: BR7101226D0
Authority: BR; Brazil
Prior art keywords: alicycles; satin; preparation; same; satin alicycles
Prior art date: 1970-02-27

Application number

BR1226/71A

Other languages

English (en)

Inventor

Viscosa Spa Snia

Original Assignee

Snia Viscosa

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.)

1970-02-27

Filing date

1971-02-26

Publication date

1973-03-08

1971-02-26 Application filed by Snia Viscosa filed Critical Snia Viscosa

1973-03-08 Publication of BR7101226D0 publication Critical patent/BR7101226D0/pt

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/87—Preparation of ketenes or dimeric ketenes
- C07C45/89—Preparation of ketenes or dimeric ketenes from carboxylic acids, their anhydrides, esters or halides
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/88—Ketenes; Dimeric ketenes

Landscapes

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

BR1226/71A 1970-02-27 1971-02-26 Processo para preparacao de cetenas aliciclicos e cetenas aliciclicos obtidos no mesmo BR7101226D0 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2126470		1970-02-27

Publications (1)

Publication Number	Publication Date
BR7101226D0 true BR7101226D0 (pt)	1973-03-08

Family

ID=11179219

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR1226/71A BR7101226D0 (pt)	1970-02-27	1971-02-26	Processo para preparacao de cetenas aliciclicos e cetenas aliciclicos obtidos no mesmo

Country Status (18)

Country	Link
US (1)	US3914313A (pt)
JP (3)	JPS5412462B1 (pt)
AT (1)	AT313251B (pt)
BE (1)	BE763493A (pt)
BR (1)	BR7101226D0 (pt)
CA (1)	CA961505A (pt)
CH (1)	CH581595A5 (pt)
DE (1)	DE2109266B2 (pt)
ES (2)	ES388692A1 (pt)
FR (1)	FR2079102A5 (pt)
GB (1)	GB1347539A (pt)
IE (1)	IE34961B1 (pt)
IL (2)	IL36284A (pt)
NL (1)	NL7004181A (pt)
NO (1)	NO134150C (pt)
SU (1)	SU368739A3 (pt)
TR (1)	TR16724A (pt)
ZA (1)	ZA711118B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3978120A (en) *	1971-02-25	1976-08-31	Snia Viscosa Societa Nazionale Industria Applicazioni Viscosa S.P.A.	Method for the production of alicyclic anhydrides
JPS55130930U (pt) *	1979-03-07	1980-09-16

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2688635A (en) *	1951-05-24	1954-09-07	Allied Chem & Dye Corp	Process for the production of ketene or acetic anhydride from a mixture of acetic acid and formic acid
US2863922A (en) *	1956-10-02	1958-12-09	Hoffmann La Roche	Preparation of ketene
US3366689A (en) *	1965-03-31	1968-01-30	Daikin Ind Ltd	Process for manufacturing ketenes

1970
- 1970-03-24 NL NL7004181A patent/NL7004181A/xx unknown
1971
- 1971-02-22 ZA ZA711118A patent/ZA711118B/xx unknown
- 1971-02-22 IE IE212/71A patent/IE34961B1/xx unknown
- 1971-02-23 NO NO651/71A patent/NO134150C/no unknown
- 1971-02-24 IL IL36284A patent/IL36284A/xx unknown
- 1971-02-24 CA CA106,175A patent/CA961505A/en not_active Expired
- 1971-02-24 IL IL44254A patent/IL44254A/xx unknown
- 1971-02-25 TR TR16724A patent/TR16724A/xx unknown
- 1971-02-25 US US118951A patent/US3914313A/en not_active Expired - Lifetime
- 1971-02-26 CH CH283771A patent/CH581595A5/xx not_active IP Right Cessation
- 1971-02-26 FR FR7106664A patent/FR2079102A5/fr not_active Expired
- 1971-02-26 SU SU1621371A patent/SU368739A3/ru active
- 1971-02-26 DE DE2109266A patent/DE2109266B2/de not_active Withdrawn
- 1971-02-26 BR BR1226/71A patent/BR7101226D0/pt unknown
- 1971-02-26 AT AT168371A patent/AT313251B/de not_active IP Right Cessation
- 1971-02-26 BE BE763493A patent/BE763493A/xx unknown
- 1971-02-26 JP JP964371A patent/JPS5412462B1/ja active Pending
- 1971-02-27 ES ES388692A patent/ES388692A1/es not_active Expired
- 1971-04-19 GB GB2276871A patent/GB1347539A/en not_active Expired
1973
- 1973-07-02 ES ES416501A patent/ES416501A1/es not_active Expired
- 1973-12-08 JP JP13725973A patent/JPS544949B2/ja not_active Expired
1978
- 1978-01-13 JP JP263578A patent/JPS53111040A/ja active Pending

Also Published As

Publication number	Publication date
IL36284A0 (en)	1971-06-23
IL44254A (en)	1975-10-15
SU368739A3 (pt)	1973-01-26
JPS49100063A (pt)	1974-09-20
DE2109266B2 (de)	1979-02-15
TR16724A (tr)	1973-03-01
CH581595A5 (pt)	1976-11-15
JPS53111040A (en)	1978-09-28
IE34961L (en)	1971-08-27
IL36284A (en)	1975-10-15
FR2079102A5 (pt)	1971-11-05
NL7004181A (pt)	1971-08-31
NO134150C (pt)	1976-08-25
AT313251B (de)	1974-02-11
NO134150B (pt)	1976-05-18
ES388692A1 (es)	1974-02-16
BE763493A (fr)	1971-08-26
JPS544949B2 (pt)	1979-03-12
ES416501A1 (es)	1976-04-16
CA961505A (en)	1975-01-21
DE2109266A1 (pt)	1971-09-02
GB1347539A (en)	1974-02-27
IE34961B1 (en)	1975-10-01
JPS5412462B1 (pt)	1979-05-23
US3914313A (en)	1975-10-21
ZA711118B (en)	1971-11-24

Similar Documents

Publication	Publication Date	Title
BR6677980D0 (pt)	1973-09-11	Processo para preparacao de ftalanas e iso-cromanas amino-alquilsubstituidas
BR7308708D0 (pt)	1974-08-22	Mancal e processo para fabricar o mesmo
BR7107095D0 (pt)	1973-08-16	Processo para preparacao de benzimidazolonas(2)
BR7107109D0 (pt)	1973-05-17	Processo para fabricacao de acrilonitrila e metacrilonitrila
IT941690B (it)	1973-03-10	Monoazocoloranti idrosolubili e processo per la loro preparazione
BR7019775D0 (pt)	1973-02-20	Processo para preparacao de copolimeros autoreticulaveis termoendureciveis e hidrossoluveis
IT944492B (it)	1973-04-20	Coloranti ossazinici basici e processo per la loro preparazione
BR7207346D0 (pt)	1973-08-21	Prendedor de auto-travamento e processo para fabrica-lo
BR7307487D0 (pt)	1974-08-29	Adsorvente e processo para obtencao do mesmo
BR7108599D0 (pt)	1973-02-22	Celulas sensibilizadas para uso na aglutinacao passiva e processo de preparacao das mesmas
IT951595B (it)	1973-07-10	Processo di formatura di oggetti sagomati in politetrafluoroetilene
BR7017880D0 (pt)	1973-03-01	Processo para preparacao de cianoalquiladoxima carbamatos e uso dos referidos carbamatos
IT944158B (it)	1973-04-20	Processo per la preparazione di i nitroantrachinone
BR7108481D0 (pt)	1973-06-12	Processo para preparacao de alcoilfenois
BR7103108D0 (pt)	1973-03-29	Processo para a preparacao de fosfonamidotioatos e composicoes herbicidas a base destes
BR7108454D0 (pt)	1973-06-12	Processo para preparacao de acoilfenois
BR7108473D0 (pt)	1973-06-14	Processo para preparacao de 3-sulfo-alquil-6-hidroxipiridonas - (2)
BR7102162D0 (pt)	1973-05-03	Processo para a preparacao de corantes de bensoxanteno e benzotioxanteno
BR7101226D0 (pt)	1973-03-08	Processo para preparacao de cetenas aliciclicos e cetenas aliciclicos obtidos no mesmo
BR7102483D0 (pt)	1973-05-17	Processo para hidromerizacao de acrilonitrila
BR7103116D0 (pt)	1973-04-12	Processo para a fabricacao de corantes de renzoxiamento e de benzotioxanteno
BR7202960D0 (pt)	1973-06-14	Artigo laminado e processo para obte-lo
IT962469B (it)	1973-12-20	Processo per la preparazione di polialchilenossidi reticolati in polvere
BR7100585D0 (pt)	1973-04-17	Processo para preparacao de acidos poliamido-carboxilicos
BR6907426D0 (pt)	1973-05-31	Processo para preparacao de 3-oxigenado-6 7-metileno-20-espiroxanas e seus 19-nor derivados