DD111369A5 - - Google Patents

Info

Publication number
DD111369A5
DD111369A5 DD177522A DD17752274A DD111369A5 DD 111369 A5 DD111369 A5 DD 111369A5 DD 177522 A DD177522 A DD 177522A DD 17752274 A DD17752274 A DD 17752274A DD 111369 A5 DD111369 A5 DD 111369A5
Authority
DD
German Democratic Republic
Application number
DD177522A
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 filed Critical
Publication of DD111369A5 publication Critical patent/DD111369A5/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
    • 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
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • 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
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
    • C08G59/4223—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof aromatic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DD177522A 1973-03-30 1974-03-28 DD111369A5 (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00346471A US3850964A (en) 1973-03-30 1973-03-30 Method for making aromatic bis(ether anhydride)s

Publications (1)

Publication Number Publication Date
DD111369A5 true DD111369A5 (cg-RX-API-DMAC7.html) 1975-02-12

Family

ID=23359538

Family Applications (1)

Application Number Title Priority Date Filing Date
DD177522A DD111369A5 (cg-RX-API-DMAC7.html) 1973-03-30 1974-03-28

Country Status (11)

Country Link
US (1) US3850964A (cg-RX-API-DMAC7.html)
JP (2) JPS604178B2 (cg-RX-API-DMAC7.html)
BR (1) BR7402534D0 (cg-RX-API-DMAC7.html)
DD (1) DD111369A5 (cg-RX-API-DMAC7.html)
DE (1) DE2412467C2 (cg-RX-API-DMAC7.html)
DK (1) DK156397C (cg-RX-API-DMAC7.html)
FR (1) FR2223354B1 (cg-RX-API-DMAC7.html)
GB (1) GB1469936A (cg-RX-API-DMAC7.html)
IT (1) IT1004418B (cg-RX-API-DMAC7.html)
SE (1) SE419640B (cg-RX-API-DMAC7.html)
SU (1) SU547175A3 (cg-RX-API-DMAC7.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956320A (en) * 1972-08-18 1976-05-11 General Electric Company Aromatic bis(ether phthalis anhydride) compounds
US3944583A (en) * 1975-02-27 1976-03-16 General Electric Company Bis-phenoxyphthalic acid anhydrides
US4133182A (en) * 1977-01-13 1979-01-09 Societe Nationale Elf Aquitaine (Production) Apparatus and method of connecting a flowline to a subsea station
US4102905A (en) * 1977-09-02 1978-07-25 General Electric Company Aromatic disulfone dianhydrides
US4459414A (en) * 1981-04-08 1984-07-10 Ciba-Geigy Corporation Tetrasubstituted phthalic acid derivatives, and a process for their preparation
US4868316A (en) * 1987-04-27 1989-09-19 Occidental Chemical Corporation Process for the preparation of diether diphthalic anhydrides
DE4216796A1 (de) * 1992-05-21 1993-11-25 Cassella Ag Verfahren zur Herstellung von 4-(2-Aminophenylthio)- naphthalsäureanhydrid-Derivaten
WO2006017787A2 (en) * 2004-08-06 2006-02-16 Grain Processing Corporation Tablet coating composition
US7268237B2 (en) * 2005-03-11 2007-09-11 General Electric Company Direct dianhydride synthesis
US8080671B2 (en) 2008-05-23 2011-12-20 Sabic Innovative Plastics Ip B.V. Production of low color polyetherimides
EP3917917A1 (en) 2019-01-31 2021-12-08 SHPP Global Technologies B.V. Method for purification of a bisphenol a dianhydride composition, bisphenol a dianhydride composition, poly(etherimide) derived from the bisphenol a dianhydride composition, and articles prepared therefrom
US11898011B2 (en) * 2020-02-19 2024-02-13 Dupont Electronics, Inc. Polymers for use in electronic devices

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787475A (en) * 1971-01-20 1974-01-22 Gen Electric Process for making aryloxy derivatives of aromatic diesters and dinitriles

Also Published As

Publication number Publication date
JPS5024241A (cg-RX-API-DMAC7.html) 1975-03-15
BR7402534D0 (pt) 1974-12-03
DK156397C (da) 1990-01-08
FR2223354A1 (cg-RX-API-DMAC7.html) 1974-10-25
SE419640B (sv) 1981-08-17
JPS604178B2 (ja) 1985-02-01
DE2412467C2 (de) 1983-08-04
US3850964A (en) 1974-11-26
SU547175A3 (ru) 1977-02-15
DK156397B (da) 1989-08-14
GB1469936A (en) 1977-04-06
FR2223354B1 (cg-RX-API-DMAC7.html) 1978-09-15
DE2412467A1 (de) 1974-10-10
JPS58180479A (ja) 1983-10-21
AU6738774A (en) 1975-10-16
IT1004418B (it) 1976-07-10

Similar Documents

Publication Publication Date Title
AR201758A1 (cg-RX-API-DMAC7.html)
AU476761B2 (cg-RX-API-DMAC7.html)
FR2272128B1 (cg-RX-API-DMAC7.html)
AU465372B2 (cg-RX-API-DMAC7.html)
AR201235Q (cg-RX-API-DMAC7.html)
AR201231Q (cg-RX-API-DMAC7.html)
AU474593B2 (cg-RX-API-DMAC7.html)
AU465453B2 (cg-RX-API-DMAC7.html)
AU471343B2 (cg-RX-API-DMAC7.html)
AU465434B2 (cg-RX-API-DMAC7.html)
AU450229B2 (cg-RX-API-DMAC7.html)
FR2223354B1 (cg-RX-API-DMAC7.html)
AR201229Q (cg-RX-API-DMAC7.html)
AU472848B2 (cg-RX-API-DMAC7.html)
AU466283B2 (cg-RX-API-DMAC7.html)
AU477823B2 (cg-RX-API-DMAC7.html)
AR195948A1 (cg-RX-API-DMAC7.html)
AR200885A1 (cg-RX-API-DMAC7.html)
AR197627A1 (cg-RX-API-DMAC7.html)
AR200256A1 (cg-RX-API-DMAC7.html)
AU477824B2 (cg-RX-API-DMAC7.html)
AR210729A1 (cg-RX-API-DMAC7.html)
AR196382A1 (cg-RX-API-DMAC7.html)
AU1891376A (cg-RX-API-DMAC7.html)
AR196212Q (cg-RX-API-DMAC7.html)