Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Preparation of high purity 1,4-butanediol

Preparation of high purity 1,4-butanediol

US Patent 4294998 · Granted Oct 13, 1981

Estimated economic value: $2,511,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for reducing oligomeric cyclic ether content of a polymerizate1985
Purification of tetrahydrofuran1983
Method for reducing oligomeric cyclic ether content of a polymerizate1981
Pd/SiO.sub.2 Hydrogenation catalyst suitable for H.sub.2 O.sub.2 manufacture1981
Pd/SiO.sub.2 Hydrogenation catalyst suitable for H.sub.2 O.sub.2 manufacture1980
Reduction in chemical oxygen demand of water from crude tetrahydrofuran1980