Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Stable aqueous formulations of stilbene fluorescent whitening agents

Stable aqueous formulations of stilbene fluorescent whitening agents

US Patent 4339238 · Granted Jul 13, 1982

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Aqueous formulation for pretanning raw hides2001
Compositions for the preparation of leather2000
Aqueous composition for the pretanning of hide pelts or retanning of leather1998
Process for aftertreating tanned leather and pelts1996
Storage-stable formulation of fluorescent whitening mixtures1996
Process for pickling raw hides1995
Moth- and beetle-proofing formulation1995
Process for pickling and pretanning raw hides1994
Aqueous solutions of synthetic tanning agents1993
Compositions for the treatment of leather and furs1993
Aqueous storage-stable whitener formulation with an anionic polysaccharide stabi1991
Whitener dispersion1991