Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 1,4-Dihydro-2,6 dimethylyridine-3,5-dicarboxylic acid ester compositions

1,4-Dihydro-2,6 dimethylyridine-3,5-dicarboxylic acid ester compositions

US Patent 4297268 · Granted Oct 27, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Asymmetric aryl phosphites1995
Asymmetric aryl phosphites1994
Process for the preparation of benzotriazoles1994
Process for the preparation of a stabiliser for halogen-containing polymers1993
Process for the preparation of tris(2,4-ditert-butylphenyl)phosphite1993
Process for the preparation of sterically hindered hydroxybenzylphosphonates1992
Process for the preparation of alkylhydroxyanilinothiotriazine derivatives1992
Propane-1,3-dione derivatives and their use as stabilizers for polymers containi1991
Process for the preparation of 4-hydroxy-2,2,6,6-tetramethylpiperidine1991
Mercaptobenzoates as stabilizers for chlorine-containing polymers1991
Organotin alkoxycarbonylphenyl mercaptides and the use thereof1991
PVC resin blend compositions stabilized with lauryltin compounds1990