CA918342A - Preparation of aromatic polybenzoxazoles and their polyamide precursors - Google Patents

Preparation of aromatic polybenzoxazoles and their polyamide precursors

Info

Publication number
CA918342A
CA918342A CA905061A CA905061A CA918342A CA 918342 A CA918342 A CA 918342A CA 905061 A CA905061 A CA 905061A CA 905061 A CA905061 A CA 905061A CA 918342 A CA918342 A CA 918342A
Authority
CA
Canada
Prior art keywords
preparation
polyamide precursors
polybenzoxazoles
aromatic
aromatic polybenzoxazoles
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.)
Expired
Application number
CA905061A
Other languages
English (en)
Inventor
E. Berr Charles
J. Angelo Rudolph
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA918342A publication Critical patent/CA918342A/en
Expired 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
    • C08G73/22—Polybenzoxazoles

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)
  • Polyamides (AREA)
CA905061A 1963-06-17 1964-06-13 Preparation of aromatic polybenzoxazoles and their polyamide precursors Expired CA918342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US288534A US3332907A (en) 1963-06-17 1963-06-17 Oxy aromatic polyamides and process for preparation

Publications (1)

Publication Number Publication Date
CA918342A true CA918342A (en) 1973-01-02

Family

ID=23107543

Family Applications (1)

Application Number Title Priority Date Filing Date
CA905061A Expired CA918342A (en) 1963-06-17 1964-06-13 Preparation of aromatic polybenzoxazoles and their polyamide precursors

Country Status (6)

Country Link
US (1) US3332907A (xx)
BE (1) BE649334A (xx)
CA (1) CA918342A (xx)
DE (1) DE1520619A1 (xx)
GB (1) GB1070242A (xx)
NL (1) NL6406808A (xx)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3484407A (en) * 1967-01-13 1969-12-16 Monsanto Co Linear condensation polymers containing carbonamide and heterocyclic linkages
US3537880A (en) * 1967-01-31 1970-11-03 Fmc Corp Heat-bondable fibers
US3449296A (en) * 1967-05-29 1969-06-10 Du Pont Polybenzoxazole film
FR2189454B1 (xx) * 1972-06-21 1974-12-27 France Etat
DE2647004C3 (de) * 1976-10-18 1981-09-10 Aleksej Jakovlevič Černichov Verfahren zur Herstellung von Polybenzoxazolen
DE2647003C3 (de) * 1976-10-18 1982-05-13 Černichov, Aleksej Jakovlevič Verfahren zur Herstellung von Polybenzoxazolen
DE2931297A1 (de) * 1979-08-01 1981-02-19 Siemens Ag Waermebestaendige positivresists und verfahren zur herstellung waermebestaendiger reliefstrukturen
US4525539A (en) * 1982-12-02 1985-06-25 E. I. Du Pont De Nemours And Company Vulcanizable nitrile-containing perfluoroelastomer
GB2188936B (en) * 1986-03-06 1988-12-21 Central Glass Co Ltd Aromatic polyamides and polybenoxazoles having diphenylhexafluoropropane units
DE3888390D1 (de) * 1987-05-18 1994-04-21 Siemens Ag Verfahren zur Herstellung hochwärmebeständiger Dielektrika.
EP0291779B1 (de) * 1987-05-18 1994-07-27 Siemens Aktiengesellschaft Wärmebeständige Positivresists und Verfahren zur Herstellung wärmebeständiger Reliefstrukturen
JPH01159024A (ja) * 1987-12-16 1989-06-22 Central Glass Co Ltd 気体分離膜
US6191208B1 (en) 1998-05-20 2001-02-20 Dupont Dow Elastomers L.L.S. Thermally stable perfluoroelastomer composition
US6281296B1 (en) 1998-08-10 2001-08-28 Dupont Dow Elastomers L.L.C. Curable perfluoroelastomer composition
KR100589103B1 (ko) 1998-08-10 2006-06-14 듀폰 퍼포먼스 엘라스토머스 엘.엘.씨. 경화성 퍼플루오로엘라스토머 조성물
US7354974B2 (en) * 2004-05-20 2008-04-08 Dupont Performance Elastomers Llc Blends of perfluoroelastomers and fluoroplastics
KR100966176B1 (ko) * 2008-03-12 2010-06-25 한양대학교 산학협력단 열전환 반응을 이용한 벤조옥사졸계 고분자의 제조방법, 이로써 얻어진 벤조옥사졸계 고분자, 및 이를 포함하는 기체 분리막
US20110319545A1 (en) * 2010-06-25 2011-12-29 E.I. Du Pont De Nemours And Company Process for preparing curable perfluoroelastomer compositions
EP3333229A1 (en) 2016-12-08 2018-06-13 3M Innovative Properties Company Fluoropolymer compositions and coatings
CN112243450B (zh) 2018-06-12 2023-01-13 3M创新有限公司 含氟聚合物纳米颗粒涂料组合物
EP3807344B1 (en) 2018-06-12 2023-12-27 3M Innovative Properties Company Fluoropolymer coating compositions comprising aminosilane curing agents, coated substrates and related methods
EP3807369A1 (en) 2018-06-12 2021-04-21 3M Innovative Properties Company Fluoropolymer compositions comprising fluorinated additives, coated substrates and methods
EP3810712B1 (en) 2018-06-12 2022-11-02 3M Innovative Properties Company Fluoropolymer coatings for substrates comprising an elastomeric material
EP3689980A1 (en) 2019-01-31 2020-08-05 3M Innovative Properties Company Fluoropolymer compositions
WO2021088198A1 (en) 2019-11-04 2021-05-14 3M Innovative Properties Company Electronic telecommunications articles comprising crosslinked fluoropolymers and methods

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1038279B (de) * 1955-10-28 1958-09-04 Du Pont Verfahren zur Herstellung von linearen Polybenzoxazolen
US3094511A (en) * 1958-11-17 1963-06-18 Du Pont Wholly aromatic polyamides
US3230196A (en) * 1962-08-06 1966-01-18 Borg Warner Thermally stable polybenzoxazoles

Also Published As

Publication number Publication date
NL6406808A (xx) 1964-12-18
US3332907A (en) 1967-07-25
GB1070242A (en) 1967-06-01
BE649334A (xx) 1964-12-16
DE1520619A1 (de) 1970-01-22

Similar Documents

Publication Publication Date Title
CA918342A (en) Preparation of aromatic polybenzoxazoles and their polyamide precursors
CA644620A (en) Preparation of tetracyanoethylene and chlorotricyanoethylene
AU411136B2 (en) Preparation of nitrophenols
CA733990A (en) Aromatic fluoro and fluorothioformates and their preparation
CA730182A (en) Preparation of naphthalene and 2,6-dimethylnaphthalene
CA661726A (en) Preparation of disulfamyl substituted nitrobenzenes
CA655376A (en) Preparation of aniline disulfonamides
CA677004A (en) Polyamide compositions and the process of preparing same
AU293398B2 (en) Manufacture of aromatic amines
AU2893063A (en) Preparation of naphthalene
AU4409864A (en) Aromatic esters and their preparation
CA736476A (en) Intermediates for the preparation of antimicrobial agents and processes for their preparation
AU263732B2 (en) Substituted n-(tertiary-aminoalkyl) benzamides and their preparation
CA630111A (en) Naphthalene compounds and their preparation
CA694520A (en) Isomers of hexachloro-tetrahydro-methanoindene and their preparation
CA754583A (en) Preparation of diamine and diisocyanate compounds
CA726205A (en) Phenyl carbamates, process for preparing same and their use for combatting insects and ticks
CA639431A (en) Alkyldecaboranes and their preparation
AU270731B2 (en) Manufacture of aromatic amines
CA733480A (en) Treatment of aromatic extracts
CA628163A (en) Homogeneous polyamide plates and methods of producing same
AU276243B2 (en) Aminoadamantanes with therapeutic activities and their preparation
CA749388A (en) Mixtures of polyisocyanates and their preparation
AU277146B2 (en) Stable polyacetaldehydes and their preparation
CA732681A (en) Anti-static linear polycondensates and preparation of the same