CA808252A - Polyphthalazines prepared from tetracarboxylic anhydrides and dihydrazines - Google Patents

Polyphthalazines prepared from tetracarboxylic anhydrides and dihydrazines

Info

Publication number
CA808252A
CA808252A CA808252A CA808252DA CA808252A CA 808252 A CA808252 A CA 808252A CA 808252 A CA808252 A CA 808252A CA 808252D A CA808252D A CA 808252DA CA 808252 A CA808252 A CA 808252A
Authority
CA
Canada
Prior art keywords
polyphthalazines
dihydrazines
prepared
tetracarboxylic anhydrides
tetracarboxylic
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
CA808252A
Inventor
Hirsch Arthur
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.)
Canadian Technical Tape Ltd
Original Assignee
Canadian Technical Tape Ltd
Publication date
Application granted granted Critical
Publication of CA808252A publication Critical patent/CA808252A/en
Expired legal-status Critical Current

Links

CA808252A Polyphthalazines prepared from tetracarboxylic anhydrides and dihydrazines Expired CA808252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA808252T

Publications (1)

Publication Number Publication Date
CA808252A true CA808252A (en) 1969-03-11

Family

ID=36278762

Family Applications (1)

Application Number Title Priority Date Filing Date
CA808252A Expired CA808252A (en) Polyphthalazines prepared from tetracarboxylic anhydrides and dihydrazines

Country Status (1)

Country Link
CA (1) CA808252A (en)

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