CA986640A - Aromatic heterocyclic polymers and stable precursor solutions - Google Patents

Aromatic heterocyclic polymers and stable precursor solutions

Info

Publication number
CA986640A
CA986640A CA082363A CA82363A CA986640A CA 986640 A CA986640 A CA 986640A CA 082363 A CA082363 A CA 082363A CA 82363 A CA82363 A CA 82363A CA 986640 A CA986640 A CA 986640A
Authority
CA
Canada
Prior art keywords
aromatic heterocyclic
precursor solutions
heterocyclic polymers
stable precursor
polymers
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
CA082363A
Inventor
Lawrence W. Frost
George M. Bower
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA986640A publication Critical patent/CA986640A/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
    • C08G73/20—Pyrrones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
CA082363A 1969-05-27 1970-05-11 Aromatic heterocyclic polymers and stable precursor solutions Expired CA986640A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82833569A 1969-05-27 1969-05-27

Publications (1)

Publication Number Publication Date
CA986640A true CA986640A (en) 1976-03-30

Family

ID=25251509

Family Applications (1)

Application Number Title Priority Date Filing Date
CA082363A Expired CA986640A (en) 1969-05-27 1970-05-11 Aromatic heterocyclic polymers and stable precursor solutions

Country Status (5)

Country Link
BE (1) BE750983A (en)
BR (1) BR7019344D0 (en)
CA (1) CA986640A (en)
FR (1) FR2044824A1 (en)
GB (2) GB1323426A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5039475B2 (en) * 1972-11-08 1975-12-17

Also Published As

Publication number Publication date
FR2044824A1 (en) 1971-02-26
GB1323427A (en) 1973-07-18
BE750983A (en) 1970-11-27
BR7019344D0 (en) 1973-01-02
GB1323426A (en) 1973-07-18

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