| 7485723 |
Process for making trisaryl triazine UV absorbers using Lewis acids and reaction promoters |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2009-02-03 |
| 6900314 |
Process for making triazine UV absorbers using lewis acids and reaction promoters |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2005-05-31 |
| 6730785 |
Process for making triazine UV absorbers using lewis acids and reaction promoters |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2004-05-04 |
| 6710177 |
Process for making triazine UV absorbers using Lewis acids and reaction promoters |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2004-03-23 |
| 6486316 |
Process for making triazine UV absorbers using Lewis acids and reaction promoters |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2002-11-26 |
| 6486317 |
Process for making 2-hydroxy-4-alkoxyphenyl or 2,4-dihydroxyphenyl substituted 1,3,5-triazine UV absorbers |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2002-11-26 |
| 6297378 |
Process for making 2-(2-hydroxy-4-alkoxyphenyl)-4,6-bisaryl-1,3,5-triazines |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2001-10-02 |
| 6225468 |
Process for making 2-(2,4,-dihydroxyphenyl) or 2-(2,4-dialkoxyphenyl)-4,6-bisaryl-1,3,5-triazines |
Ram B. Gupta, Dennis Jakiela, Sampath Venimadhavan, Russell C. Cappadona |
2001-05-01 |
| 4293692 |
Continuous process for manufacturing substantially fully methylated substantially fully methylolated melamine compositions |
Joseph Skrivan |
1981-10-06 |
| 4292206 |
Use of hollow glass spheres in conjunction with rehydratable alumina for making low density catalyst support beads |
Robert E. Barnes |
1981-09-29 |