| 4515916 |
Stabilizers for halogen containing polymers comprising zinc mercaptoesters, basic inorganic alkali or alkaline earth metal compounds and, substituted dihydropyridines |
— |
1985-05-07 |
| 4366277 |
Compounds having two bis (2,2,6,6-tetramethyl-4-piperidyl)-substituted heterocyclic rings and polymers containing same |
— |
1982-12-28 |
| 4358555 |
Stabilizers for halogen containing polymers comprising alkyltin compounds, zinc mercaptoesters and basic alkali or alkaline earth metal compounds |
— |
1982-11-09 |
| 4356279 |
2,2,6,6-Tetramethyl-4-piperidyl-substituted heterocyclic ring compound and polymers containing same |
— |
1982-10-26 |
| 4316837 |
Polyalkylated 4-aminopiperidine derivatives as stabilizers for synthetic polymers |
Mary J. Zestermann |
1982-02-23 |
| 4305839 |
Hydroxybenzophenones |
Thomas G. Kugele, Karl R. Wursthorn |
1981-12-15 |