NL155864B - Bereiding van aromatische copolyimiden. - Google Patents

Bereiding van aromatische copolyimiden.

Info

Publication number
NL155864B
NL155864B NL7009068A NL7009068A NL155864B NL 155864 B NL155864 B NL 155864B NL 7009068 A NL7009068 A NL 7009068A NL 7009068 A NL7009068 A NL 7009068A NL 155864 B NL155864 B NL 155864B
Authority
NL
Netherlands
Prior art keywords
preparation
copolyimides
aromatic
aromatic copolyimides
Prior art date
Application number
NL7009068A
Other languages
English (en)
Dutch (nl)
Other versions
NL7009068A (fr
Original Assignee
Int Harvester 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 Int Harvester Co filed Critical Int Harvester Co
Publication of NL7009068A publication Critical patent/NL7009068A/xx
Publication of NL155864B publication Critical patent/NL155864B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
    • 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
    • C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
    • 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
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
NL7009068A 1969-06-20 1970-06-19 Bereiding van aromatische copolyimiden. NL155864B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83522669A 1969-06-20 1969-06-20

Publications (2)

Publication Number Publication Date
NL7009068A NL7009068A (fr) 1970-12-22
NL155864B true NL155864B (nl) 1978-02-15

Family

ID=25268974

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7009068A NL155864B (nl) 1969-06-20 1970-06-19 Bereiding van aromatische copolyimiden.

Country Status (7)

Country Link
JP (1) JPS4918638B1 (fr)
BE (1) BE752293A (fr)
CA (1) CA982740A (fr)
DE (1) DE2030415A1 (fr)
FR (1) FR2068877A5 (fr)
GB (1) GB1317322A (fr)
NL (1) NL155864B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5098843U (fr) * 1974-01-10 1975-08-16
US3966652A (en) * 1974-11-11 1976-06-29 International Harvester Company Method of making foamed copolyimides and product obtained therefrom
US4900761A (en) * 1988-12-30 1990-02-13 Imi-Tech Corporation Production of polyimide foams

Also Published As

Publication number Publication date
BE752293A (fr) 1970-12-01
FR2068877A5 (fr) 1971-09-03
CA982740A (en) 1976-01-27
DE2030415A1 (de) 1970-12-23
GB1317322A (en) 1973-05-16
NL7009068A (fr) 1970-12-22
JPS4918638B1 (fr) 1974-05-11

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: INT HARVESTER