We have developed a cost effective and reliable battery technology for the large scale energy storage. It is an innovation in Zinc Bromide batteries. Typically the ZnBr2 batteries are of flow type; and regarded as one of the cheapest and long lasting batteries. But the flow batteries need frequent maintenance, cause noise and have lesser …
Improved Zinc Bromide Battery for Storage in Harsh Environments Read More »
Alkyd resins are one of the commercially most mature resins. They are considered near-green because of significant amount of natural ingredient. If alkyd resins are produced entirely with natural ingredients, they offer the complete bio based adhesive system. Typically the alkyd resins have over 75% natural ingredients as they are derived from vegetable oils and …
Bio-based adhesive with alkyd resin entirely derived from natural feedstock Read More »
The Challenge / Concern: Aluminum sulphate is the best coagulant in terms of efficiency and cost. Occasionally it fails to give proper results due to its narrow operating range. Though theoretically it has the acceptable operating pH range of 5.5 to 7.8, its typical range of optimum performance in common ambient temperatures is of pH …
Optimized coagulant blend for the specific water treatment Read More »
The Challenge / Concern: Zinc Oxide (ZnO) is promising semiconductor material. Nanoscaled ZnO with varying but specific morphology was needed to be synthesized. Brief (and non-confidential) Solution A relatively low temperature controllable chemical bath deposition protocol was developed by the speculated growth mechanism of metal oxides. Synthesis of one dimensional ZnO nanorods and two dimensional …
Production of Zinc Oxide nanorods and nano-platelets Read More »
The Challenge / Concern: Croslinking of cellulose is desired for various reasons such as to increase strength of fabric or paper. Classical cellulose cross linking systems, such as compounds using N-methylol chemistry, release formaldehyde, known to be a human carcinogen. Hence a safer and effective alternative is desired. Brief (and non-confidential) Solution Cellulose modifications …
Olefin Metathesis as the substitute for Formaldehyde to Crosslink Cellulose Read More »
The Challenge / Concern: Alkanes typically get oxidized to carbon dioxide and water. A client desired to directly convert light alkanes into alcohols through catalysis. Brief (and non-confidential) Solution Oxidation of alkanes to yield alcohols with higher selectivity is explored recently. Titanosilicalite TS-1 catalyses oxidation of light alkanes (including n-butane) and to give the corresponding …
Catalyst by vapor impregnation having selectivity towards alcohol from alkanes Read More »
The Challenge / Concern: Efficiency of utilization and handling of biogas depends on its methane content. Typical biogas has 35% inert content of primely carbon dioxide. About 65% methane leads to increased handling costs and heavier equipments. . Also, biogas has lower calorific value and lower burn rate due to the inert content. Brief (and …
Biogas Enrichment by Moderate Pressure Scrubbing for Optimum Utilization Read More »
The Challenge / Concern: Energy storage is a great contemporary market, Lithium-ion batteries being the pioneer. Demand of upcoming decade is to produce the batteries with higher energy densities and of high safety. Thus the battery manufacturers are searching for next generation separators having advantages like higher mechanical strength, higher thermal stability, higher porosity, ease …
Battery separator derived from Chrysotile Asbestos Read More »
The Challenge / Concern: Demand of peat is threatening environmental balance. Peat is necessary for gardening and landscaping and its supply is limited or threatens biodiversity in source area. Hence an economical and feasible replacement for peat is desired. Brief (and non-confidential) Solution KalpaSrusti has developed a plant growing medium based on paper pulp. …
The Challenge/Concern: Combustion byproducts of typical fuels contain hazardous gases including green house gases. A systemic solution is desired to eliminate release of such gases to environment. The expected solution can be applied to stationery engines. Brief (and non-confidential) Solution A compact scrubbing was developed for removal of multiple pollutants. Scrubbing is industrial process widely …
Compact venturi scrubbing to eliminate multiple pollutants from engine exhaust Read More »
The Challenge / Concern: Low grade heat (water at 70-90oC) is wasted at energy intensive plants. Electrification of such low grade heat is not feasible by conventional routes such as stirling engine, thermoelectric, thermoacoustic etc. A more efficient device was desired which would have lesser dead work and wider compliance for variation in source and …
The Challenge / Concern: Variation in frequencies of power supply causes damage to electrical appliances as well as loss of performance. A compact attenuator was desired to mitigate harmonics in the AC electrical supply. Brief (and non-confidential) Solution Active and passive frequency filters were concerned. RL filters and simple inductive dampening was found of interest. …
Attenuator for harmonics in high voltage AC supply Read More »
The Challenge / Concern: Fly ash is the material of global concern produced at the numerous coal fired plants. Value added product with engineering rigor was desired that would consume significant quantities of fly ashes of varying composition. A technology was requested with such anticipation. Brief (and non-confidential) Solution Aerators are the porous and sturdy …
The Challenge / Concern: Glycerine is byproduct of transesterification while producing methyl esters. Crude glycerine production has a surge in last decade due to boom is biodiesel plants. Due to insufficient purity, crude glycerine finds no significant application. Hence effective methods for refining of glycerine are desired. Brief (and non-confidential) Solution Typical approaches for refining …
The Challenge / Concern: Polypropylene (PP) is used for packaging of several items. One of the clients was seeking improvement in its barrier properties by virtue of packaging. If the material has lower transfer rates for moisture and gases such as oxygen, nitrogen and carbon dioxide, this material can be effectively used for food packaging …
Polypropylene nano-composite with superior barrier properties Read More »
The Challenge / Concern: Water scarcity is a relevant threat to humanity. In spite of limited availability of fresh water, there are little efforts to recover spent water. Through blackwater deserves to be spent to dedicated water treatment plants, the greywater can be reused for similar purpose with the treatment at the source. Relatively compact …
Small to moderate scale greywater treatment technology Read More »
The Challenge / Concern: Intraarticular hyaluronic acid or hyaluronan formulations are recommended for osteoarthritis. It is injected in joints such as knee for relief from osteoarthritis. Long lasting efficacy of the treatment is desired, as several injections are needed in an year. Brief (and non-confidential) Solution Intermediate molecular weight hyaluronic acid was found to yield …
Advancement in the hyaluronic acid & serum based knee injections Read More »
The Challenge / Concern: Quercetin is a phytochemical of greatest therapeutics potential. It occurs as very small fraction of some vegetables and plant parts. Due to the marginal presence, extraction technology of highest yield is desired. Typical extraction routes doesn’t make quercetin recovery feasible. Brief (and non-confidential) Solution Subcritical solvent offers precise extraction of the …
Sub-critical extraction of Quercetin from varied feedstock Read More »
The Challenge / Concern: mRNA route for vaccine development has offered accelerated combat to infectious diseases. These vaccines often need two doses with interval of few weeks to maintain sufficient antibodies in human body. In pandemics, single dose vaccines are highly desired. Single dose vaccines are most cost effective. Brief (and non-confidential) Solution The …
Encapsulation of mRNA vaccine to avoid additional dose Read More »
The Challenge / Concern: Less than lethal weapons lead to some damage to the people in crowd. Most of the crowd control technologies are having specific range and limited target efficacy. A technology with systemic efficacy was desired. Brief (and non-confidential) Solution Noise due to the pressure waves is known to irritate human brain. Crowd …
Portable long range acoustic hailer design as non-lethal weapon Read More »
The Challenge/Concern: Desalination has scope to satisfy water need of world, but it is too much expensive. An effective, feasible and cost effective technology is desired against the thermal and membrane desalination processes. Brief (and non-confidential) Solution Directional solvents offer an advantageous approach for water purification. Many medium chain fatty acids are known to be …
Low temperature desalination by a novel directional solvent Read More »
The Challenge/Concern: A technique was desired for deposition of semiconductor quantum dots on metal oxide substrate. Brief (and non-confidential) Solution Techniques of self-assembled monolayer and chemical bath deposition were concerned and optimized for the materials of interest. Control on size of the dots, the coverage ratio and aspect ratio was optimized. A hybrid of both …
Deposition of semiconductor array on metal oxide films Read More »
The Challenge / Concern: Pencil manufacturing relies on huge consumption of high quality wooden blocks. For sake of environmental welfare and reduction in costs, substitutes to wood in the pencil design were required. Brief (and non-confidential) Solution: A method for recovery of cellulose fibrils from spent or abandoned materials was previously developed. We proceed to …
The Challenge/Concern: Sterilization of the male part of corn plant was desired by a crop seed development/production company. Male sterility is essential for developing newer species and genetic alterations. An operator friendly device or technology that can be deployed on the field was anticipated. The technology was needed to be inert to other parts o …
Sterilization of male inflorescence (tassel) of corn Read More »
The Challenge/Concern Typical polymerization (especially free radical) reaction rarely achieve the completion, leading to the presence of unreacted residual monomer in the polymer. Besides affecting polymer properties, residual monomers are also often toxic and affect compatibility. A process for production of four different polymers having very low levels of residual monomers was desired. Brief (and …
The Challenge/Concern Pancreatic ductal adenocarcinoma is hard to be detected at an early stage. This leads to lesser life expectancy and lesser scope for the treatment. Thus a technology of protocol is desired which can detect the adenocarcinoma at early stage. Brief (and non-confidential) Solution Most tumors are currently only detectable once they reach approximately …
