Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Preparation of poly(p-methylenebenzoate) from p-hydroxymethylbenzoic acid

Preparation of poly(p-methylenebenzoate) from p-hydroxymethylbenzoic acid

US Patent 4431798 · Granted Feb 14, 1984

Estimated economic value: $4,902,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Bifuran-modified polyesters2024
Bifuran polyesters2024
Polyester and method for preparing such a polyester2018
Polyester and method for preparing such a polyester2018
Method for preparing a polyester under specific esterification conditions2017
Biobased polyesters2013
Addition of mineral acids or salts thereof to a TMA production process2004
Synthesis and use of dimethyl 1,5-naphthalenedicarboxlyates and intermediates th2002
Aromatic acid monomers, polymers, products and processes for their manufacture2002
Aromatic acid monomers, polymers, products and processes for their manufacture2001
Polyester compositions2001
Method of making high density polyester compositions2000