Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Catonic urea/formaldehyde resins, their preparation and their use in the paper industry

Catonic urea/formaldehyde resins, their preparation and their use in the paper industry

US Patent 5554718 · Granted Sep 10, 1996

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Triplet emitter having condensed five-membered rings2012
Modifying starch with cationic polymers and use of the modified starches as dry-2004
Compositions suitable as additives in the paper industry, preparation; use; and,2004
Method for the production of a particle-containing preparation of tetrahydro-3,52004
Method for producing high dry-strength paper, pulpboard and cardboard2003
Plant protection products in the form of a granulate with controlled release of 2002
Preparation of aqueous solutions of polymers containing vinylamine units, which 2000
Graft polymers of polymers containing vinyl ester and/or vinyl alcohol units and2000
Graft polymers comprising polymers, containing alkylene oxide units, and ethylen2000
Preparation of aqueous solutions suitable for finishing cellulose containing tex1999
Cationic modification of starch and use of the cationically modified starch1998
Elimination of nitrile impurities from polymers1997