Polypropylene (PP) has been used extensively in many parts of the industry. The main reason for the frequent use of polypropylene is low cost, easy processing and high performance. Diatomite (D) has superior properties in terms of surface area, thermal conductivity, porosity, par...
Open access
Research Article10.9734/IRJPAC/2016/30960
Aims: Evaluation the impact of quinones containing alkylamio groups upon biological activities and extent of napthoquinones based upon QSAR technique. Study Design: QSAR Approach. Place and Duration of Study: Data were collected from literature. Methodology: About eleven naphthoq...
Open access
Research Article10.9734/IRJPAC/2016/30468
Complexation of Copper (II) ions from aqueous media into chloroform solution of N,N’-ethylenebis(4-propionyl-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-oneimine) (H2PrEtP) Schiff base in chloroform was studied. Effect of various parameters for the extraction such as pH of aqueous...
Open access
Research Article10.9734/IRJPAC/2016/30386
The inhibition effect of three bis- azole derivatives, namely bis-[5-hydroxy-1, 3, 4- oxadiazol-2-yl] methane, bis-[5-chloro-1, 3, 4- oxadiazol-2-yl] methane and bis-[5-thiol-1, 3, 4- oxadiazol-2-yl] methane have been investigated against the copper corrosion in 1.0 M HCl solutio...
Open access
Research Article10.9734/IRJPAC/2016/30498
The purpose of this work was to study the effect of various process and formulation parameters on size and shapes of silver nanoparticles (AgNPs) based on surface plasmon resonance (SPR). AgNPs were prepared by chemical reduction using formaldehyde (HCHO) as reducing agent and ca...
Open access
Research Article10.9734/IRJPAC/2016/29657
We report accurate nonlinear optical (NLO) properties of mixed thiophene and ethylene dioxythiophene oligomers using Density Functional Theory at the B3LYP and B3PW91 levels of theory using 6-31G basis set using Gaussian98 software package. The geometry optimizations of all molec...
Open access
Research Article10.9734/IRJPAC/2016/26321
A Ni–Al composite was electrodeposited on Ni substrate and its corrosion characteristic was investigated after 72 hr. immersion in 2M NaCl solution, compared with a pure Ni coating. A corrosion product layer could be formed on Ni–Al composite surface during this immersion time wh...
Open access
Research Article10.9734/IRJPAC/2016/30296
Surface sediments were collected from Itu, Qua Iboe, Imo, Atabong and Iko Rivers within Niger Delta, Nigeria and assessed for their trace metals contents. Sediments were also obtained from Ekpene Ukpa River where there is no major anthropogenic source of contaminants as Control....
Open access
Research Article10.9734/IRJPAC/2016/29408
With immobilized or adsorbed enzymes or protein, many improved features such as stability, reusability, continuous process, control of reactions, more favourable economic factors can be expected. For this purpose, in this study, the adsorption properties of casein onto some oxide...
Open access
Research Article10.9734/IRJPAC/2016/26191
Aims: A simple, reproducible method was developed for the simultaneous determination of Diphenhydramine and Naproxen in tablet formulation using reverse phase HPLC method. Methodology: HPLC separation was carried over on Thermo hypersil – keystone C18 (250 x 4.6 mm,...
Open access
Research Article10.9734/IRJPAC/2016/30189