| Record no |
2011032989361 |
| Activity status |
Dead or Administration by others |
| Working Title |
A PROCESS FOR THE PREPARATION OF PHOTO CROSS LINKABLE POLYARYLENE SULPHIDES |
| Working Inventors |
OMPRAKASH SRINIVAS YEMUL;SUNITA OMPRAKASH YEMUL;SURENDRA PONRATHNAM;CHELANATTU KHIZHAKKE MADATH RAMAN RAJAN;ALAIN FRADET; |
| Contributing institutions |
NCL |
| Administered by |
|
| Ownership |
|
| Categories > Subjects |
Polymer sciences and engineering |
| Categories > Portfolio |
Polymerization/Polymer catalysis |
| Disclosure number |
|
| NCL No |
1997-NCL-0150 |
| CSIR No |
1997-NF-0150
|
| Priority date |
04-27-1998 |
| Country |
IN |
| Application number |
1113/DEL/1998 |
| Provisional filing date |
|
| Complete filing date |
04-27-1998 |
| Publication status |
Yes |
| Publication date |
|
| Publication no |
|
| Granted number |
214584 |
| Granted date |
02-13-2008 |
| Final title |
A PROCESS FOR THE PREPARATION OF PHOTO CROSS LINKABLE POLYARYLENE SULPHIDES |
| Final Inventors |
OMPRAKASH SRINIVAS YEMUL; SUNITA OMPRAKASH YEMUL ; SURENDRA PONRATHNAM ; CHELANATTU KHIZHAKKE MADATH RAMAN RAJAN ; ALAIN FRADET ; |
| Abstract |
A process for the preparation of photocrosslinkable copolysulfides by reacting in an inert atmosphere 2 6 Bis 4 chloro benzylidene cyclohexanone with alkali metal sulfides such as herein described and 1 4 dihalo benzene in the presence of a polar aprot |
| Case status |
Granted + Allowed to lapse |
| Licensing status |
|
| Licensing case no |
|
| Client name |
|
| Lead inventors |
PONRATHNAM SURENDRA |
| Categories > Industry > Primary |
Polymers and Specialty and Others |
| Categories > Industry > other |
|