Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Oligomeric polyesters and polyamides containing dipiperidyl triazine groups

Oligomeric polyesters and polyamides containing dipiperidyl triazine groups

US Patent 4981964 · Granted Jan 1, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Gas measurement system2008
Mono- and bis-benzotriazolyldihydroxybiaryl UV absorbers2002
Synthesis of 2-substituted-5-methylpyridines from methylcyclobutanecarbonitrile,1991
Difunctional polyfluoroaromatic derivatives and a process of preparing the same1990
N-2,2-dimethyl-2-(2-hydroxy-alkylphenyl) heterocycles and stabilized composition1990
Tetramethyl piperidyl terminated triazine oligomeric esters and amides1989
Tetramethyl piperidyl terminated triazine oligomeric esters and amides1989
Melamine-based light stabilizers for plastics1989
Melamine-based light stabilizers for plastics1989
Triazine-based light stabilizers for plastics1989
Triazine-based light stabilizers for plastics1989
Difunctional polyfluoroaromatic derivatives and a process of preparing the same1989