Hsiao et al., 1997 - Google Patents
Synthesis and properties of aromatic polyamides based on 4, 4′‐(1, 5‐naphthalenedioxy) dibenzoic acidHsiao et al., 1997
- Document ID
- 6108482089666939143
- Author
- Hsiao S
- Chu K
- Publication year
- Publication venue
- Macromolecular Chemistry and Physics
External Links
Snippet
Abstract 4, 4′‐(1, 5‐Naphthalenedioxy) dibenzoic acid (3), a novel aromatic dicarboxylic acid monomer, was prepared by nucleophilic substitution reaction of 1, 5‐ dihydroxynaphthalene and p‐fluorobenzonitrile in N, N‐dimethylformamide (DMF) in the …
- 239000004760 aramid 0 title abstract description 14
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- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
- C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
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- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
- C08G69/265—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from at least two different diamines or at least two different dicarboxylic acids
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- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
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- C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
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