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NO130730B - - Google Patents

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Info

Publication number
NO130730B
NO130730B NO00251/71A NO25171A NO130730B NO 130730 B NO130730 B NO 130730B NO 00251/71 A NO00251/71 A NO 00251/71A NO 25171 A NO25171 A NO 25171A NO 130730 B NO130730 B NO 130730B
Authority
NO
Norway
Prior art keywords
polar
residue
solvent
tetracarboxylic acid
organic solvent
Prior art date
Application number
NO00251/71A
Other languages
English (en)
Norwegian (no)
Other versions
NO130730C (pt
Inventor
E Behr
Original Assignee
Dynamit Nobel Ag
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 DE19702004495 external-priority patent/DE2004495C/de
Application filed by Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of NO130730B publication Critical patent/NO130730B/no
Publication of NO130730C publication Critical patent/NO130730C/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular 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
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003Preparatory processes

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)
NO251/71A 1970-01-31 1971-01-22 NO130730C (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702004495 DE2004495C (de) 1970-01-31 Verfahren zur Herstellung von Polyamidcarbonsauren

Publications (2)

Publication Number Publication Date
NO130730B true NO130730B (pt) 1974-10-21
NO130730C NO130730C (pt) 1975-01-29

Family

ID=5761117

Family Applications (1)

Application Number Title Priority Date Filing Date
NO251/71A NO130730C (pt) 1970-01-31 1971-01-22

Country Status (13)

Country Link
US (1) US3663492A (pt)
AT (1) AT309077B (pt)
BE (1) BE762258A (pt)
BR (1) BR7100585D0 (pt)
CA (1) CA941092A (pt)
CH (1) CH559224A5 (pt)
ES (1) ES387800A1 (pt)
FR (1) FR2077433B1 (pt)
GB (1) GB1345608A (pt)
NL (1) NL7101218A (pt)
NO (1) NO130730C (pt)
RO (1) RO62174A (pt)
SU (1) SU410592A3 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512131A (en) * 1978-07-11 1980-01-28 Hitachi Chem Co Ltd Preparation of polyamic acid for semiconductor treatment
US4487911A (en) * 1979-07-23 1984-12-11 The P. D. George Company Stable polyamic acids
JPS58180532A (ja) * 1982-04-16 1983-10-22 Sumitomo Chem Co Ltd 芳香族ポリアミドイミドの製造方法
JP2000025873A (ja) 1998-07-09 2000-01-25 Sony Corp カセット収納ケース
JP2000025875A (ja) 1998-07-09 2000-01-25 Sony Corp カセット収納ケース

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1162203A (en) * 1966-04-06 1969-08-20 Nat Res Dev Production of Polyamic Acids and Polyimides

Also Published As

Publication number Publication date
FR2077433A1 (pt) 1971-10-22
ES387800A1 (es) 1973-05-16
DE2004495A1 (pt) 1971-07-22
GB1345608A (en) 1974-01-30
BR7100585D0 (pt) 1973-04-17
DE2004495B2 (de) 1972-10-19
CA941092A (en) 1974-01-29
US3663492A (en) 1972-05-16
FR2077433B1 (pt) 1974-02-22
RO62174A (pt) 1977-05-15
SU410592A3 (pt) 1974-01-05
NO130730C (pt) 1975-01-29
CH559224A5 (pt) 1975-02-28
BE762258A (fr) 1971-07-01
PL73005B1 (pt) 1974-08-30
NL7101218A (pt) 1971-08-03
AT309077B (de) 1973-08-10

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