Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Simultaneous production of dicarboxylic acids and diamines by splitting polyamides into their monomeric constituents

Simultaneous production of dicarboxylic acids and diamines by splitting polyamides into their monomeric constituents

US Patent 6140428 · Granted Oct 31, 2000

Estimated economic value: $249,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ophthalmic composition for treatment of dry eye disease2025
Process for making membranes2019
Method for conditioning catalysts by means of membrane filtration2017
Biologically-degradable polyester mixture2016
Method for the hydroformylation of olefins2016
Process for preparing deodorized 1,2-propanediol2015
Process for working-up a reaction mixture comprising polyether polyol2015
Method for producing deodorized 1,2-propanediol2014
Method for electrochemically removing hydrogen from a reaction mixture2014
Method for producing toluylenediamine by hydrogenating dinitrotoluene2013
Process for producing carbon membranes2013
Process for producing carbon membranes2013