Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Selected 2,2,6,6-tetramethyl-4-piperidinyl derivatives and their use as light stabilizers

Selected 2,2,6,6-tetramethyl-4-piperidinyl derivatives and their use as light stabilizers

US Patent 4548973 · Granted Oct 22, 1985

Estimated economic value: $1,086,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Isocyanates and their preparation using hypochlorous acid1994
Alkali metal N-halo-alkanesulfonamides bleaching agents1993
Chlorination of amide containing oligomers and polymers1992
Process for the preparation of chloroamines1991
Hypochlorous acid as a reagent for the oxidation of organic compounds in two pha1991
Synthetic resin composition and its method of use1990
Aryl N,N-bis cinnamamide compounds and their use as ultraviolet light stabilizer1989
Tetraalkylpiperidinyl substituted uracil derivatives and their use as ultraviole1989
Selected 2,2,6,6-tetraalkyl-4-piperidinyl derivatives and their use as light sta1988
Semi-flexible foam polymer used in packaging1983
Semi-flexible foam polymer used in packaging1981
Preparation of thermally stable rigid polyurethane foam1981