NO173095C - Fremgangsmaate for fremstilling av dieterdiftalsyreanhydrider - Google Patents

Fremgangsmaate for fremstilling av dieterdiftalsyreanhydrider

Info

Publication number: NO173095C
Authority: NO; Norway
Prior art keywords: dieterdiftal; procedure; preparation; anhyrides; acid
Prior art date: 1987-04-27

Application number

NO881758A

Other languages

English (en)

Norwegian (no)

Other versions

NO881758L (no

NO881758D0 (no

NO173095B (no

Inventor

Jr Willis T Schwartz

Original Assignee

Occidental Chem Co

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.)

1987-04-27

Filing date

1988-04-22

Publication date

1993-10-27

1988-04-22 Application filed by Occidental Chem Co filed Critical Occidental Chem Co

1988-04-22 Publication of NO881758D0 publication Critical patent/NO881758D0/no

1988-10-28 Publication of NO881758L publication Critical patent/NO881758L/no

1993-07-19 Publication of NO173095B publication Critical patent/NO173095B/no

1993-10-27 Publication of NO173095C publication Critical patent/NO173095C/no

Links

239000002253 acid Substances 0.000 title 1
WWJAZKZLSDRAIV-UHFFFAOYSA-N 4-fluoro-2-benzofuran-1,3-dione Chemical compound FC1=CC=CC2=C1C(=O)OC2=O WWJAZKZLSDRAIV-UHFFFAOYSA-N 0.000 abstract 1
229910001515 alkali metal fluoride Inorganic materials 0.000 abstract 1
150000008064 anhydrides Chemical class 0.000 abstract 1
239000000010 aprotic solvent Substances 0.000 abstract 1
125000003118 aryl group Chemical group 0.000 abstract 1
150000001875 compounds Chemical class 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Furan Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Indole Compounds (AREA)
Paints Or Removers (AREA)
Orthopedics, Nursing, And Contraception (AREA)
Epoxy Resins (AREA)
Steroid Compounds (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Crystals, And After-Treatments Of Crystals (AREA)
Chemically Coating (AREA)
Laminated Bodies (AREA)
Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)

NO881758A 1987-04-27 1988-04-22 Fremgangsmaate for fremstilling av dieterdiftalsyreanhydrider NO173095C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/042,760 US4868316A (en)	1987-04-27	1987-04-27	Process for the preparation of diether diphthalic anhydrides

Publications (4)

Publication Number	Publication Date
NO881758D0 NO881758D0 (no)	1988-04-22
NO881758L NO881758L (no)	1988-10-28
NO173095B NO173095B (no)	1993-07-19
NO173095C true NO173095C (no)	1993-10-27

Family

ID=21923605

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO881758A NO173095C (no)	1987-04-27	1988-04-22	Fremgangsmaate for fremstilling av dieterdiftalsyreanhydrider

Country Status (10)

Country	Link
US (1)	US4868316A (fr)
EP (1)	EP0288974B1 (fr)
JP (1)	JPS63295569A (fr)
AT (1)	ATE95162T1 (fr)
BR (1)	BR8801928A (fr)
CA (1)	CA1269391A (fr)
DE (1)	DE3884450T2 (fr)
ES (1)	ES2059425T3 (fr)
IL (1)	IL85922A (fr)
NO (1)	NO173095C (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4837404A (en) *	1987-08-24	1989-06-06	Occidental Chemical Corporation	Process for the preparation of oxy-diphthalic anhydrides
US4827000A (en) *	1987-09-21	1989-05-02	Occidental Chemical Corporation	Process for the preparation of phenoxy phthalic anhydrides
US5003031A (en) *	1989-05-15	1991-03-26	Occidental Chemical Corporation	Polyimides and co-polyimides based on dioxydiphthalic anhydride
US5077415A (en) *	1990-01-19	1991-12-31	Ciba-Geigy Corporation	Disubstituted aromatic dianhydrides
US5153335A (en) *	1990-06-08	1992-10-06	Occidental Chemical Corporation	Process for the preparation of oxydiphthalic anhydride and acyloxyphthalic anhydrides
DE19526855A1 (de) *	1995-07-22	1997-01-23	Basf Ag	Verfahren zur Herstellung von Polyarylenethern mit Anhydridendgruppen
DE19704488A1 (de) *	1997-02-07	1998-08-13	Basf Ag	Verfahren zur Herstellung von Blockcopolymeren
US6881815B2 (en) *	2002-09-25	2005-04-19	General Electric Company	Method for the preparation poly(etherimide)s
US7268237B2 (en) *	2005-03-11	2007-09-11	General Electric Company	Direct dianhydride synthesis
CN108148029B (zh) *	2017-12-27	2021-06-08	上海固创化工新材料有限公司	一种双酚a二醚二酐的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3850964A (en) *	1973-03-30	1974-11-26	Gen Electric	Method for making aromatic bis(ether anhydride)s
US3850965A (en) *	1973-03-30	1974-11-26	Gen Electric	Method for making aromatic ether anhydrides and products made thereby
US4005134A (en) *	1975-09-11	1977-01-25	General Electric Company	Method for making aromatic bis(ether dicarboxylic acid)
US3992407A (en) *	1976-04-14	1976-11-16	General Electric Company	Preparation of aromatic bisimides
US4697023A (en) *	1986-10-03	1987-09-29	Occidental Chemical Corporation	Process for the preparation of oxy-diphthalic anhydrides
US4757149A (en) *	1986-12-31	1988-07-12	General Electric Company	Synthesis of bis(N-substituted phthalimide)ethers

1987
- 1987-04-27 US US07/042,760 patent/US4868316A/en not_active Expired - Lifetime
1988
- 1988-03-30 IL IL85922A patent/IL85922A/xx not_active IP Right Cessation
- 1988-04-22 BR BR8801928A patent/BR8801928A/pt not_active Application Discontinuation
- 1988-04-22 NO NO881758A patent/NO173095C/no unknown
- 1988-04-22 CA CA000564849A patent/CA1269391A/fr not_active Expired - Fee Related
- 1988-04-26 DE DE88106666T patent/DE3884450T2/de not_active Expired - Fee Related
- 1988-04-26 AT AT88106666T patent/ATE95162T1/de not_active IP Right Cessation
- 1988-04-26 ES ES88106666T patent/ES2059425T3/es not_active Expired - Lifetime
- 1988-04-26 EP EP88106666A patent/EP0288974B1/fr not_active Expired - Lifetime
- 1988-04-27 JP JP63105392A patent/JPS63295569A/ja active Pending

Also Published As

Publication number	Publication date
ATE95162T1 (de)	1993-10-15
EP0288974A2 (fr)	1988-11-02
JPS63295569A (ja)	1988-12-01
NO881758L (no)	1988-10-28
DE3884450T2 (de)	1994-03-03
EP0288974B1 (fr)	1993-09-29
DE3884450D1 (de)	1993-11-04
ES2059425T3 (es)	1994-11-16
IL85922A0 (en)	1988-09-30
BR8801928A (pt)	1988-11-22
NO881758D0 (no)	1988-04-22
IL85922A (en)	1992-01-15
EP0288974A3 (en)	1990-05-09
US4868316A (en)	1989-09-19
NO173095B (no)	1993-07-19
CA1269391A (fr)	1990-05-22

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