| Record no |
2014032616510 |
| Activity status |
Active |
| Working Title |
VAPOR PHASE NITRATION OF BENZENE USING NITRIC ACID OVER MOLYBDENUM SILICA CATALYST |
| Working Inventors |
DONGARE M K;PATIL P T;MALSHE K M; |
| Contributing institutions |
NCL |
| Administered by |
|
| Ownership |
|
| Categories > Subjects |
Catalysis |
| Categories > Portfolio |
Petrochemicals/industrial chemicals |
| Disclosure number |
2002-INV-0011 |
| NCL No |
2002-NCL-0011 |
| CSIR No |
2002-NF-0255
|
| Priority date |
07-31-2002 |
| Country |
DE |
| Application number |
03253422.4 |
| Provisional filing date |
|
| Complete filing date |
05-30-2003 |
| Publication status |
Yes |
| Publication date |
02-04-2004 |
| Publication no |
1386907 A2 |
| Granted number |
1386907 B1 |
| Granted date |
10-05-2011 |
| Final title |
VAPOR PHASE NITRATION OF BENZENE USING NITRIC ACID OVER MOLYBDENUM SILICA CATALYST |
| Final Inventors |
DONGARE M K;PATIL P T;MALSHE K M; |
| Abstract |
Nitration_of_benzene_is_an_important_reaction_for_the_production_of_nitro_benzene_which_is_an_important_intermediate_in_chemical_and_pharmaceutical_industries._Conventionally_nitrobenzene_is_produced_by_liquid_phase_reactions_employing_mixed_acids._A_sulfuric_acidnitric_acid_mixture_is_the_most_commonly_used_nitrating_agent._Generation_of_large_amount_dilute_sulfuric_acid_organic_wastes_and_products_of_their_neutralization_makes_the_benzene_nitration_a_environmentally_harmful_process._The_present_process_enables_the_preparation_of_nitrobenzene_by_vapor_phase_nitration_of_benzene_over_solid_acid_catalyst_MoO3_SiO2_using_nitric_acid._This_process_is_a_clean_and_environment_friendly_process_without_use_of_sulphuric_acid._
|
| Case status |
Granted + Inforce |
| Licensing status |
|
| Licensing case no |
|
| Client name |
|
| Lead inventors |
|
| Categories > Industry > Primary |
Organic Chemicals, Fine Chemicals, Intermediates, Feedstocks |
| Categories > Industry > other |
|