IL85922A - Preparation of diether diphthalic anhydrides - Google Patents

Preparation of diether diphthalic anhydrides

Info

Publication number
IL85922A
IL85922A IL85922A IL8592288A IL85922A IL 85922 A IL85922 A IL 85922A IL 85922 A IL85922 A IL 85922A IL 8592288 A IL8592288 A IL 8592288A IL 85922 A IL85922 A IL 85922A
Authority
IL
Israel
Prior art keywords
diether
preparation
diphthalic anhydrides
diphthalic
anhydrides
Prior art date
Application number
IL85922A
Other languages
English (en)
Other versions
IL85922A0 (en
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.)
Filing date
Publication date
Application filed by Occidental Chem Co filed Critical Occidental Chem Co
Publication of IL85922A0 publication Critical patent/IL85922A0/xx
Publication of IL85922A publication Critical patent/IL85922A/xx

Links

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)
  • Epoxy Resins (AREA)
  • Paints Or Removers (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Chemically Coating (AREA)
  • Laminated Bodies (AREA)
  • Steroid Compounds (AREA)
IL85922A 1987-04-27 1988-03-30 Preparation of diether diphthalic anhydrides IL85922A (en)

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 (2)

Publication Number Publication Date
IL85922A0 IL85922A0 (en) 1988-09-30
IL85922A true IL85922A (en) 1992-01-15

Family

ID=21923605

Family Applications (1)

Application Number Title Priority Date Filing Date
IL85922A IL85922A (en) 1987-04-27 1988-03-30 Preparation of diether diphthalic anhydrides

Country Status (10)

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

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

Also Published As

Publication number Publication date
BR8801928A (pt) 1988-11-22
DE3884450T2 (de) 1994-03-03
DE3884450D1 (de) 1993-11-04
JPS63295569A (ja) 1988-12-01
NO881758L (no) 1988-10-28
EP0288974A3 (en) 1990-05-09
ES2059425T3 (es) 1994-11-16
CA1269391A (en) 1990-05-22
NO881758D0 (no) 1988-04-22
US4868316A (en) 1989-09-19
NO173095B (no) 1993-07-19
EP0288974A2 (de) 1988-11-02
ATE95162T1 (de) 1993-10-15
NO173095C (no) 1993-10-27
EP0288974B1 (de) 1993-09-29
IL85922A0 (en) 1988-09-30

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Legal Events

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