𝔖 Bobbio Scriptorium
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The formation of polyimides from anhydrides and isocyanates

✍ Scribed by Peter S. Carleton; William J. Farrissey Jr.; James S. Rose


Publisher
John Wiley and Sons
Year
1972
Tongue
English
Weight
398 KB
Volume
16
Category
Article
ISSN
0021-8995

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πŸ“œ SIMILAR VOLUMES


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A spirobichroman structure-containing diether anhydride (SBCDA), 6,6bis(3,4-dicarboxyphenoxy)-4,4,4,4,7,7-hexamethyl-2,2-spirobichroman dianhydride, was prepared by the nucleophilic nitrodisplacement of 4-nitrophthalonitrile with the phenolate ion of 6,6-dihydroxy-4,4,4 ,4,7,7-hexamethyl-2,2 -spirob

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## SYNOPSIS 1,4-Bis(2,3-dicarboxyphenoxy)benzene dianhydride, 1,4-bis(3,4-dicarboxyphenoxy)benzene dianhydride, bis(2,3-dicarboxyphenoxy)sulfide dianhydride, bis(3,4-dicarboxyphenoxy)sulfide dianhydride, and 2,3,3',4'-tetracarboxy diphenyl sulfide dianhydride were synthesized from 3-chlorophthalic