BE780446A - Nouveaux bis-anhydrides - Google Patents

Nouveaux bis-anhydrides

Info

Publication number
BE780446A
BE780446A BE780446A BE780446A BE780446A BE 780446 A BE780446 A BE 780446A BE 780446 A BE780446 A BE 780446A BE 780446 A BE780446 A BE 780446A BE 780446 A BE780446 A BE 780446A
Authority
BE
Belgium
Prior art keywords
anhydrides
new bis
bis
new
Prior art date
Application number
BE780446A
Other languages
English (en)
Inventor
J Sonnenberg
Original Assignee
Raychem Corp
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 Raychem Corp filed Critical Raychem Corp
Publication of BE780446A publication Critical patent/BE780446A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
    • C07C65/34—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups polycyclic
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
    • C07C65/34—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups polycyclic
    • C07C65/36—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups polycyclic containing rings other than six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
    • C07C65/40—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups containing singly bound oxygen-containing groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/20—Pyrrones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
    • C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
    • C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
    • C07C2603/18—Fluorenes; Hydrogenated fluorenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
    • C07C2603/24—Anthracenes; Hydrogenated anthracenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Furan Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
BE780446A 1971-03-10 1972-03-09 Nouveaux bis-anhydrides BE780446A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12303671A 1971-03-10 1971-03-10

Publications (1)

Publication Number Publication Date
BE780446A true BE780446A (fr) 1972-09-11

Family

ID=22406368

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780446A BE780446A (fr) 1971-03-10 1972-03-09 Nouveaux bis-anhydrides

Country Status (9)

Country Link
US (1) US4002645A (fr)
BE (1) BE780446A (fr)
CA (1) CA1003844A (fr)
CH (1) CH606024A5 (fr)
DE (2) DE2230668A1 (fr)
FR (1) FR2128772B1 (fr)
GB (1) GB1388712A (fr)
IT (1) IT953479B (fr)
NL (1) NL7203238A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH666032A5 (de) * 1985-06-25 1988-06-30 Inst Elementoorganicheskikh So Bis(naphthal)dianhydride, verfahren zur herstellung derselben, poly(naphthoylenbenzimidazole) und verfahren zur herstellung der genannten polymere.
US5198555A (en) * 1991-11-15 1993-03-30 Amoco Corporation Dianhydrides from catalyzed reaction of monoanhydide monoacid halides with polyalkylated mononuclear aromatics
US5977422A (en) * 1997-06-09 1999-11-02 The Dow Chemical Company Organoaluminum catalysis of alkylation reactions
US6991834B1 (en) 1998-12-23 2006-01-31 Elsicon, Inc. Materials for inducing alignment of liquid crystals and liquid crystal optical elements
US7005165B2 (en) * 1998-12-23 2006-02-28 Elsicon, Inc. Photosensitive polyimides for optical alignment of liquid crystals
US6194039B1 (en) 1999-10-22 2001-02-27 Elsicon, Inc. Materials for inducing alignment in liquid crystals and liquid crystal displays
US6143380A (en) * 1999-12-20 2000-11-07 Elsicon Inc. Process and materials for aligning liquid crystals and liquid crystal displays
JP6496263B2 (ja) * 2015-03-17 2019-04-03 田岡化学工業株式会社 新規なテトラカルボン酸二無水物及び該酸二無水物から得られるポリイミド

Also Published As

Publication number Publication date
US4002645A (en) 1977-01-11
GB1388712A (en) 1975-03-26
DE2211327A1 (de) 1973-06-14
DE2230668A1 (de) 1972-12-14
CH606024A5 (fr) 1978-10-13
FR2128772A1 (fr) 1972-10-20
NL7203238A (fr) 1972-09-12
FR2128772B1 (fr) 1976-03-05
IT953479B (it) 1973-08-10
CA1003844A (en) 1977-01-18

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: RAYCHEM CORP.

Effective date: 19920309