BE706049A - - Google Patents

Info

Publication number
BE706049A
BE706049A BE706049DA BE706049A BE 706049 A BE706049 A BE 706049A BE 706049D A BE706049D A BE 706049DA BE 706049 A BE706049 A BE 706049A
Authority
BE
Belgium
Prior art keywords
emi
solvent
diamine
water
medium
Prior art date
Application number
Other languages
English (en)
French (fr)
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
Priority claimed from GB1324467A external-priority patent/GB1207485A/en
Application filed filed Critical
Publication of BE706049A publication Critical patent/BE706049A/fr

Links

Classifications

    • 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
    • C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
    • C08G73/1032—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous characterised by the solvent(s) used
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/74—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polycondensates of cyclic compounds, e.g. polyimides, polybenzimidazoles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polyamides (AREA)
BE706049D 1966-11-04 1967-11-03 BE706049A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4960866 1966-11-04
GB1324467A GB1207485A (en) 1966-11-04 1966-11-04 Production of polyamic acids

Publications (1)

Publication Number Publication Date
BE706049A true BE706049A (es) 1968-05-03

Family

ID=26249646

Family Applications (1)

Application Number Title Priority Date Filing Date
BE706049D BE706049A (es) 1966-11-04 1967-11-03

Country Status (3)

Country Link
BE (1) BE706049A (es)
DE (1) DE1745194A1 (es)
NL (1) NL6714977A (es)

Also Published As

Publication number Publication date
NL6714977A (es) 1968-05-06
DE1745194A1 (de) 1971-11-11

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