Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for preparing bis(ether anhydrides) using alkylamine derived bisimides having low melting temperatures

Process for preparing bis(ether anhydrides) using alkylamine derived bisimides having low melting temperatures

US Patent 5719295 · Granted Feb 17, 1998

Estimated economic value: $75,110,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Copolycarbonate compositions and articles2024
Sulfur-stabilized copolycarbonates and articles formed therefrom2023
Process to make low color polyetherimide by halo-displacement and low color poly2022
Polyetherimide from metal free ionomers2022
Linear and branched polyimide composition2022
Method of preparing polymer particles and polymer particles prepared thereby2022
Compositions and articles made from branched polyetherimides2022
Methods for the manufacture of an aromatic bisimide and a polyetherimide2022
Methods for the manufacture of an aromatic bisimide and a polyetherimide2022
Synthesis of reactive intermediates for polyetherimides, and uses thereof2022
Methods of manufacture of thermoplastic polymers2021
Methods of manufacture of polyetherimides2021