| Record no |
20110222275 |
| Activity status |
Dead or Administration by others |
| Working Title |
COMPOUND BEARING AN URETHANE LINKAGE, WHICH IS AN ADDICT OF RICINOLEIC ESTERS AND AN ISOCYNATE, USEFUL AS A PLASTICIZER FOR POLYVINYL CHLORIDE (PVC) AND A PROCESS FOR PREPARING SUCH COMPOUND |
| Working Inventors |
SRINIVASAN SUBBAGIRI RAMASWAMY IYENGAR;RAUT KUNDALIK GANPAT,;SAXENA PRABHAT KUMAR;SIVARAM SWAMINATHAN; |
| Contributing institutions |
NCL |
| Administered by |
|
| Ownership |
|
| Categories > Subjects |
Polymer sciences and engineering |
| Categories > Portfolio |
Polymerization/Polymer catalysis |
| Disclosure number |
|
| NCL No |
1993-NCL-0052 |
| CSIR No |
1993-NF-0259
|
| Priority date |
04-27-1995 |
| Country |
US |
| Application number |
09/158634 |
| Provisional filing date |
|
| Complete filing date |
09-22-1998 |
| Publication status |
Yes |
| Publication date |
|
| Publication no |
|
| Granted number |
6437032 |
| Granted date |
08-20-2002 |
| Final title |
COMPOUND BEARING AN URETHANE LINKAGE, WHICH IS AN ADDICT OF RICINOLEIC ESTERS AND AN ISOCYNATE, USEFUL AS A PLASTICIZER FOR POLYVINYL CHLORIDE (PVC) AND A PROCESS FOR PREPARING SUCH COMPOUND |
| Final Inventors |
SRINIVASAN SUBBAGIRI RAMASWAMY IYENGAR;RAUT KUNDALIK GANPAT,;SAXENA PRABHAT KUMAR;SIVARAM SWAMINATHAN; |
| Abstract |
A process for the preparation of a compounded PVC which comprises mixing a compound of the formula 1
wherein Ar is selected from the group consisting of
with PVC at a temperature in the range 120 to 150 C. in the presence of a stabilizer |
| Case status |
Granted + Allowed to lapse |
| Licensing status |
|
| Licensing case no |
|
| Client name |
|
| Lead inventors |
SIVARAM SWAMINATHAN |
| Categories > Industry > Primary |
Polymers and Specialty and Others |
| Categories > Industry > other |
|