Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optimum dipropylene glycol content polytrimethylene terephthalate compositions

Optimum dipropylene glycol content polytrimethylene terephthalate compositions

US Patent 6509438 · Granted Jan 21, 2003

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Reinforcement learning machine learning models for intervention recommendation2025
Method for preparing polyesters2024
Process and apparatus for preparing biodegradable polyesters2022
Process for preparing polyesters by using an additive2022
Cooled reactor for the production of dimethyl ether from methanol2016
Process for production of biodiesel2014
Catalyst for the production of polyester, use of the catalyst for the production2014
Process and plant for producing biodiesel2014
Method for purifying fatty acid alkyl ester greatly loaded with saponification p2013
Method for reprocessing biodiesel sludge2013
Method for the esterification of terephtalic acid with butanediol, method for th2012
Mixture, polyester composition, film and procedures for their manufacture2011