Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978699 | Light stabilizing flame retardants | Robert T. Kazmierczak | 1990-12-18 |
| 4975489 | Process for preparing polymer bound hindered amine light stabilizers | Robert T. Kazmierzak | 1990-12-04 |
| 4868246 | Polymer bound UV stabilizers | Terry N. Myers | 1989-09-19 |
| 4866136 | Process for producing polymer bound hindered amine light stabilizers | — | 1989-09-12 |
| 4863999 | Multipurpose polymer bound stabilizers | Terry N. Myers | 1989-09-05 |
| 4857596 | Polymer bound antioxidant stabilizers | Terry N. Myers | 1989-08-15 |
| 4857595 | Polymer bound hindered amine light stabilizers | Robert T. Kazmierzak | 1989-08-15 |
| 4831096 | Process of bulk polymerization of styrene using azoalkane mixtures containing unsymmetrical azoalkanes | — | 1989-05-16 |
| 4824884 | Cyclic anhydride derivatives of hydrazide functionalized hindered amine light stabilizers | Robert T. Kazmierczak | 1989-04-25 |
| 4801749 | Phenolic antioxidant hydrazides | Robert T. Kazmierczak, Jerome Wicher | 1989-01-31 |
| 4604455 | Process of preparing azoalkane mixture containing at least one unsymmetrical azoalkane | — | 1986-08-05 |
| 4585857 | Bleach oxidation of N,N'-di-t-octylsulfamide to di-t-octyldiazene | — | 1986-04-29 |
| 4243821 | Process for the preparation of symmetrical dicumyl peroxides | Robert T. Kazmierczak | 1981-01-06 |
| 4241222 | Process for the preparation of cumyl peroxides | — | 1980-12-23 |
| 4228069 | Azoxy compound having use in a process for preparing foamed structures | — | 1980-10-14 |
| 4219476 | Tertiary aliphatic amidazo compound | Chester Stephen Sheppard | 1980-08-26 |
| 4218370 | Azo monomer useful in polymerization systems | Chester Stephen Sheppard | 1980-08-19 |