CH482757A - Procédé de préparation d'acide polyamique - Google Patents

Procédé de préparation d'acide polyamique

Info

Publication number
CH482757A
CH482757A CH488767A CH488767A CH482757A CH 482757 A CH482757 A CH 482757A CH 488767 A CH488767 A CH 488767A CH 488767 A CH488767 A CH 488767A CH 482757 A CH482757 A CH 482757A
Authority
CH
Switzerland
Prior art keywords
polyamic acid
preparing polyamic
preparing
acid
polyamic
Prior art date
Application number
CH488767A
Other languages
English (en)
Inventor
Francis Vaughan Mervyn
Idris Jones John
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of CH482757A publication Critical patent/CH482757A/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
    • C08G73/1089—Polyisoimides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
CH488767A 1966-04-06 1967-04-06 Procédé de préparation d'acide polyamique CH482757A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1529266A GB1162203A (en) 1966-04-06 1966-04-06 Production of Polyamic Acids and Polyimides

Publications (1)

Publication Number Publication Date
CH482757A true CH482757A (fr) 1969-12-15

Family

ID=10056480

Family Applications (1)

Application Number Title Priority Date Filing Date
CH488767A CH482757A (fr) 1966-04-06 1967-04-06 Procédé de préparation d'acide polyamique

Country Status (6)

Country Link
BE (1) BE696713A (fr)
CH (1) CH482757A (fr)
DE (1) DE1745180A1 (fr)
FR (1) FR1550077A (fr)
GB (1) GB1162203A (fr)
NL (1) NL6704840A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2077433A1 (fr) * 1970-01-31 1971-10-22 Dynamit Nobel Ag

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1168494A (en) * 1967-04-14 1969-10-29 Monsanto Chemicals Production of Fluorine-Containing Polymers
US3962278A (en) 1970-12-11 1976-06-08 Westinghouse Electric Corporation N,n'bis(phthalic anhydride) diimides
JPS60210628A (ja) * 1984-03-05 1985-10-23 ロジヤース・コーポレイシヨン ポリアミド‐酸溶液をポリイミドに変換するための補助溶媒促進剤
DE4001445A1 (de) * 1990-01-19 1991-07-25 Basf Lacke & Farben Verfahren zur herstellung von polyamidsaeuren und polyimiden
US20130171520A1 (en) * 2010-07-14 2013-07-04 Ube Industries, Ltd. Aqueous polyimide precursor solution composition and method for producing aqueous polyimide precursor solution composition
JP5834930B2 (ja) 2011-09-09 2015-12-24 宇部興産株式会社 ポリイミド前駆体水溶液組成物、及びポリイミド前駆体水溶液組成物の製造方法
JP5845911B2 (ja) 2012-01-13 2016-01-20 宇部興産株式会社 ポリイミド前駆体水溶液組成物、及びポリイミド前駆体水溶液組成物の製造方法
CN114085380B (zh) * 2021-12-06 2023-09-19 万华化学集团股份有限公司 一种热塑性聚酰亚胺树脂及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2077433A1 (fr) * 1970-01-31 1971-10-22 Dynamit Nobel Ag

Also Published As

Publication number Publication date
DE1745180A1 (de) 1971-08-05
NL6704840A (fr) 1967-10-09
FR1550077A (fr) 1968-12-20
GB1162203A (en) 1969-08-20
BE696713A (fr) 1967-09-18

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Legal Events

Date Code Title Description
PL Patent ceased