Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Paper-coating slips containing fluorescent brighteners

Paper-coating slips containing fluorescent brighteners

US Patent 4888128 · Granted Dec 19, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electrical heating unit2023
Gas chromatograph with a mass spectrometer situated down therefrom, and method f2009
Particle filter for exhaust gases of internal combustion engine engines2006
Particle filter with carbon deposit combustion for diesel engines2006
Wet-strength agent with low DCP content2003
Separation-column unit for a gas-chromatograph and method for making the same2002
Fine-particle polymer dispersions for paper sizing2002
Optically brightened plastics for optically brightening paper-coating compounds 2002
Optically brightened plastics for optically brightening paper-coating compounds 2002
Whitened polymers and the use thereof in coating slips for coating substrates2002
Sizing agents for paper2001
Process for preparing bis-alkoxy-triazinyl-amino-containing stilbene disulphonic2001