Aromatic amide polymer systems and methods for making the same
OwnerSteven W. Fowkesinventor
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OwnerSteven W. Fowkesinventor
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A method of making amide polymers with improved back-bone rigidity, stability and/or planarity through the promotion of intra-molecular interactions is disclosed. Amide polymers, in accordance with the embodiments of the invention, are formed using aromatic dicarboxylic acids and heterocyclic diamine precursors or reactive amino-acid heterocyclic precursors. The heterocyclic precursors used in the present invention have heterocyclic structures that include hetero-atoms in a position that is beta relative to one or more reactive amine groups. Preferably, the hetero-atoms are nitrogen atoms. In accordance with further embodiments, precursors include functional groups that promote inter-molecular interactions, intra-molecular interactions and/or enhance solubility of the amide polymers formed.
A polymer system comprising amide linkages with hetero-atoms positioned beta relative to nitrogen atoms forming the amide linkages.
A polymer comprising amide linkages between aromatic structures and heterocyclic structures, wherein the heterocyclic structures comprise hetero-atoms positioned beta relative to a nitrogen of the amide linkages.
A method for making a polymer system comprising:
A method of making an aromatic polyamide comprising:
Dependencies are inferred from the claim text.