Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Novel polyalkyl-piperidine polymers, their preparation and use

Novel polyalkyl-piperidine polymers, their preparation and use

US Patent 4234471 · Granted Nov 18, 1980

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Polysilazane-containing coatings for increasing the conversion efficiency of enc2013
Method for producing ceramic passivation layers on silicon for solar cell manufa2013
Polyolefin molding compound for producing calendered films/sheets2006
Storage-stable plastics additives2002
Compounds based on polyalkyl-1-oxadiazaspirodecane compounds2002
Oligomeric stabilizer mixture2001
Synergistic stabilizer mixture based on polyalkyl-1-oxa-diazaspirodecane compoun2001
Process for the preparation of hyrolysis-stable trivalent phosphorus compounds a2000
Light stabilizers based on sterically hindered amines1999
Additive mixture having a nucleating action for plastics compositions1999
Plastic with reduced sulfur uptake rate1998
"Process for preparing the crystal modification of 2,2',2""-nitrilo triethyl tri1998