Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5225524 | Process for rendering amino-group-containing polymer solutions substantially odorless | Krystyna Plochocka, Jui-Chang Chuang | 1993-07-06 |
| 5219950 | Method of crosslinking PVP | Robert B. Login, Jui-Chang Chuang | 1993-06-15 |
| 5219906 | Low boiling solubilizer for vinyl pyrrolidone/acrylic acid copolymers | Terry E. Smith | 1993-06-15 |
| 5206322 | Crosslinkable, functional polymers of vinylpyrrolidone and aminoalkyl acrylamides | Robert B. Login, Jui-Chang Chuang | 1993-04-27 |
| 5194546 | Process for preparing functional copolymers of a vinyl lactam and an amino alkene or hydroxy alkene in water solution | Robert B. Login, Jui-Chang Chuang | 1993-03-16 |
| 5191043 | Precipitation polmerization of copolymers of a vinyl lactam and a polymerizable carboxylic acid having a molecular weight of less than 20,000 in a cosolvent mixture of an aliphatic hydrocarbon solvent and isopropanol | — | 1993-03-02 |
| 5162417 | Gelled acidizer composition | Jui-Chang Chuang, Joseph H. Y. Niu | 1992-11-10 |
| 5156914 | Process for producing particulate silicon encapsulated products | — | 1992-10-20 |
| 5139770 | Cosmetic compositions containing strongly swellable, moderately crosslinked polyvinylpyrrolidone | Jui-Chang Chuang, Terry E. Smith, Carmen D. Bires, Michael W. Helioff, Robert B. Login | 1992-08-18 |
| 5130388 | Precipitation polymerization process | — | 1992-07-14 |
| 5073614 | Strongly swellable, moderately crosslinked polyvinylpyrrolidone | Terry E. Smith, Jui-Chang Chuang | 1991-12-17 |
| 5045617 | Zwitterion terpolymers of a vinyl lactam, an amino alkyl acrylamide or acrylate, and a polymerizable carboxylic acid | Terry E. Smith | 1991-09-03 |
| 5037930 | Heterocyclic quaternized nitrogen-containing cellulosic graft polymers | — | 1991-08-06 |
| 5015708 | Precipitation polymerization of terpolymers of a vinyl lactam, a polymerizable carboxylic acid and a hydrophobic monomer in an aliphatic hydrocarbon solvent | Terry E. Smith, Robert B. Login | 1991-05-14 |
| 5011895 | Precipitation polymerization of copolymers of a vinyl lactam and a polymerizable carboxylic acid using sub-surface feeding | Terry E. Smith, John Zamora, Minas Economidis | 1991-04-30 |
| 5008367 | Poly(pyrrolidonyl oxazoline) | Gary Dandreaux, Robert B. Login, John J. Merianos, Paul Garelick, Krystyna Plochocka +1 more | 1991-04-16 |
| 4987210 | Polymerizable derivatives of 5-oxo-pyrrolidinecarboxylic acid | Robert B. Login, John J. Merianos, Gary Dandreaux | 1991-01-22 |
| 4985487 | Zwitterion polymers | Terry E. Smith | 1991-01-15 |
| 4985521 | Polymerizable derivatives of 5-oxo-pyrrolidinecarboxylic acid | Robert B. Login, John J. Merianos, Gary Dandreaux | 1991-01-15 |
| 4981974 | Polymerizable pyrrolidonyl oxazoline monomers | Gary Dandreaux, Robert B. Login, John J. Merianos, Paul Garelick, Krystyna Plochocka +1 more | 1991-01-01 |
| 4946967 | Polymerizable derivatives of 5-oxo-pyrrolidinecarboxylic acid | Robert B. Login, John J. Merianos, Gary Dandreaux | 1990-08-07 |
| 4933463 | Polymerizable pyrrolidonyl oxazoline monomers, homopolymers and copolymers | Gary Dandreaux, Robert B. Login, John J. Merianos, Paul Garelick, Krystyna Plochocka +1 more | 1990-06-12 |
| 4927667 | Aqueous process for preparing water-resistant coatings of hydrophobic copolymers made from hydrophilic monomers | Terry E. Smith, Robert B. Login | 1990-05-22 |
| 4923694 | Hydrolysis resistant vinyl lactam amino acrylamide polymers | Terry E. Smith | 1990-05-08 |