Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of bis-styrylbenzenes

Process for the preparation of bis-styrylbenzenes

US Patent 4785128 · Granted Nov 15, 1988

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for preparing distyrylbiphenyl compounds1994
1,4-distyrylbenzene compounds and mixtures thereof with other 1,4-distyrybenzene1992
Mixtures of fluorescent whitening agents1991
Process for the preparation of 4,4'-dinitrostilbene-2,2-disulfonic acid1991
Fluorescent brighteners consisting of bis-styrylbenzene compounds, a process for1991
Mixtures of fluorescent whitening agents1990
Mixtures of fluorescent whitening agents1989
Mixtures of fluorescent whitening agents1988
Fluorescent brighteners consisting of bis-styrylbenzene compounds, a process for1988
Process for the preparation of 4,4'-dinitrostilbene-2,2'-disulfonic acid and its1988
Amine oxide compounds1985
4-Styryl-4'-vinylbiphenyls, the production thereof and use thereof as fluorescen1985