Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Omprakash S. Yemul"'
Publikováno v:
Heliyon, Vol 6, Iss 1, Pp e03026- (2020)
Plastic films for food wrapping, packing are widely used due to their special properties. These fossil fuel derived films are associated with long degradation time, toxicity and environmental pollution. Pineapple waste, sea weed can be very good rene
Externí odkaz:
https://doaj.org/article/f653973d692846878adc65739fc4b42f
Autor:
Omprakash S. Yemul, Dilip G. Hundiwale, Pramod P. Mahulikar, Vipul V. Kusumkar, Mandar S. Gaikwad
Publikováno v:
Polymer Bulletin. 76:2743-2763
The vegetable oil-based waterborne polyurethane coatings have gained significant interest due to low volatile organic compounds, and hence, this has been considered as a proper substitute to the commonly used solvent-borne coating systems. In the pre
Polyester amide based polyurethane coatings from algae oil and their larvicidal, anti-ant properties
Publikováno v:
Progress in Organic Coatings. 107:43-47
Larvicides play a vital role in controlling mosquitoes in their breeding sites. The present study was carried out to establish the larvicidal and anti-ant activities of polyester amide based polyurethane coating from algae oil against mosquitos’ la
Publikováno v:
Iranian Polymer Journal. 25:59-68
A series of polyurethane rigid foams were prepared by one step process from cottonseed oil (Gossypium arboreum). The thermal properties of cottonseed oil-based foams were similar to those of petroleum resource-based foam. Cottonseed oil having an iod
Publikováno v:
Polymer Bulletin. 73:727-741
Polyurethane rigid foams were synthesized using algae oil-based polyol (AOP). Algae oil derived from chlorella microalgae having iodine value 120 g I2/100 g of oil was utilized to prepare biobased polyols. Biobased polyols were prepared from algae oi
Autor:
Omprakash S. Yemul, Pramod P. Mahulikar, Mandar S. Gaikwad, Dilip G. Hundiwale, Vikas V. Gite
Publikováno v:
Progress in Organic Coatings. 86:164-172
A series of new polyester polyols has been synthesized by the condensation reaction of epoxidized vegetable oil and poly(ethylene glycol) (PEG). Vegetable oils obtained from natural resources namely, karanja ( Pongamia glabra ) and cottonseed ( Gossy
Publikováno v:
Polymer. 72:82-92
Biobased epoxy resin thermosets were synthesized from karanja oil (non-edible oil). The karanja oil was first epoxidized using H 2 O 2 and acetic acid. This epoxidized oil was then reacted with biobased acids, such as citric acid forming Bioepoxy CA
Autor:
Omprakash S. Yemul, Zoran S. Petrović
Publikováno v:
Polymer International. 63:1771-1776
Two novel potentially biodegradable thermoplastic polyurethane elastomers with unique structure and morphology were prepared from modified oleic acid. The hardness and mechanical properties were controlled by adjusting the soft segment concentration
Autor:
Rahul D. Kamble, Snehalkumar D. Patil, Shrikant V. Hese, Bhaskar S. Dawane, Ashok P. Acharya, Omprakash S. Yemul
Publikováno v:
Research on Chemical Intermediates. 41:2953-2959
The cross-aldol condensation between isatin (I) and substituted acetophenone (IIa–e) in one-pot reaction afforded 3-[2-(substituted-phenyl)-2-oxo-ethylidene]-1,3-dihydro-indol-2-one using polyethylene glycol (PEG-400) as solvent and bleaching earth
Autor:
Bhaskar S. Dawane, Rahul D. Kamble, Shrikant V. Hese, Santosh S. Chobe, Snehalkumar D. Patil, Ashok P. Acharya, Omprakash S. Yemul
Publikováno v:
Medicinal Chemistry Research. 22:5197-5203
In the present communication, a simple and efficient synthesis of some new Pyrano-[2,3-c]-pyrazoles derivatives are described by the one-pot condensation of a mixture of 3-methyl-1-phenyl-1H-pyrazole-5(4H)-one, substituted heterylaldehydes and malono