DE2257706A1 - Verfahren zur herstellung aromatischer oxadiazol/n-alkylhydrazid-polymerisate - Google Patents

Verfahren zur herstellung aromatischer oxadiazol/n-alkylhydrazid-polymerisate

Info

Publication number
DE2257706A1
DE2257706A1 DE19722257706 DE2257706A DE2257706A1 DE 2257706 A1 DE2257706 A1 DE 2257706A1 DE 19722257706 DE19722257706 DE 19722257706 DE 2257706 A DE2257706 A DE 2257706A DE 2257706 A1 DE2257706 A1 DE 2257706A1
Authority
DE
Germany
Prior art keywords
acid
reactants
sulfuric acid
solution
molar ratio
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE19722257706
Other languages
German (de)
English (en)
Inventor
Hartwig Christian Bach
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Monsanto Co
Original Assignee
Monsanto 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 Monsanto Co filed Critical Monsanto Co
Publication of DE2257706A1 publication Critical patent/DE2257706A1/de
Pending legal-status Critical Current

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
    • C08G73/08—Polyhydrazides; Polytriazoles; Polyaminotriazoles; Polyoxadiazoles

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)
  • Artificial Filaments (AREA)
DE19722257706 1971-11-26 1972-11-24 Verfahren zur herstellung aromatischer oxadiazol/n-alkylhydrazid-polymerisate Pending DE2257706A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20259071A 1971-11-26 1971-11-26

Publications (1)

Publication Number Publication Date
DE2257706A1 true DE2257706A1 (de) 1973-05-30

Family

ID=22750518

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722257706 Pending DE2257706A1 (de) 1971-11-26 1972-11-24 Verfahren zur herstellung aromatischer oxadiazol/n-alkylhydrazid-polymerisate

Country Status (11)

Country Link
JP (1) JPS4860800A (enExample)
AT (1) AT323426B (enExample)
BE (1) BE791894A (enExample)
BR (1) BR7208288D0 (enExample)
CA (1) CA990889A (enExample)
DE (1) DE2257706A1 (enExample)
FR (1) FR2161089B1 (enExample)
GB (1) GB1407439A (enExample)
IT (1) IT972260B (enExample)
LU (1) LU66555A1 (enExample)
NL (1) NL7215868A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054633A (en) * 1976-05-13 1977-10-18 Monsanto Company Process for continuously preparing shaped articles of aromatic oxadiazole or aromatic oxadiazole/N-alkylhydrazide polymers from monomer solutions
US4046731A (en) 1976-05-13 1977-09-06 Monsanto Company Process for preparing dopes from which shaped articles of oxadiazole/N-alkylhydrazide copolymers are obtained
DE2749504A1 (de) * 1976-11-05 1978-05-11 Monsanto Co Verfahren zum heissverstrecken von kunststoffgarnen
DE2751378A1 (de) * 1976-11-18 1978-05-24 Monsanto Co Verstaerkungselemente
US4118358A (en) * 1977-03-10 1978-10-03 Monsanto Company Preparation of oxadiazole copolymer solution from scrap copolymer
US7582721B2 (en) * 2006-05-01 2009-09-01 E.I. Du Pont De Nemours And Company Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom
US7528216B2 (en) * 2006-05-01 2009-05-05 E.I. Du Pont De Nemours And Company Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom
US7700190B2 (en) * 2007-08-22 2010-04-20 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and textile fibers and fabrics and garments made therefrom and methods for making same
US7618707B2 (en) * 2007-08-22 2009-11-17 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same
CN112979947B (zh) * 2021-05-13 2021-08-20 陈瑾 芳香族聚噁二唑、芳香族聚噁二唑薄膜及薄膜的制备方法

Also Published As

Publication number Publication date
NL7215868A (enExample) 1973-05-29
AU4926372A (en) 1974-06-06
AT323426B (de) 1975-07-10
JPS4860800A (enExample) 1973-08-25
BR7208288D0 (pt) 1973-09-25
IT972260B (it) 1974-05-20
GB1407439A (en) 1975-09-24
LU66555A1 (enExample) 1973-06-08
CA990889A (en) 1976-06-08
FR2161089A1 (enExample) 1973-07-06
FR2161089B1 (enExample) 1975-06-13
BE791894A (fr) 1973-05-24

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