WITHDRAWN: Synthesis of low-cost adsorbent from rice bran for the removal of reactive dye based on the response surface methodology

Author(s):  
Gui-Bing Hong ◽  
Yi-Kai Wang
Energies ◽  
2012 ◽  
Vol 5 (9) ◽  
pp. 3307-3328 ◽  
Author(s):  
Muhammad Waseem Mumtaz ◽  
Ahmad Adnan ◽  
Farooq Anwar ◽  
Hamid Mukhtar ◽  
Muhammad Asam Raza ◽  
...  

2017 ◽  
Vol 36 (2) ◽  
pp. 119-132 ◽  
Author(s):  
Sharjeel Abid ◽  
Tanveer Hussain ◽  
Ahsan Nazir ◽  
Zulfiqar Ali Raza ◽  
Amna Siddique ◽  
...  

In printing and resin finishing of cotton fabrics, the curing step is involved twice, firstly for fixation of reactive dye and secondly for the fixation of resin for proper cross-linking. In developing country like Pakistan, where cotton is a major portion of textile exports, the elimination of one fixation stage is economical and advantageous. This study dealt with the simultaneous fixation of wrinkle-free finish (resin) and reactive dye printing for cost effectiveness. The processed route of treatment imparted a maximum dry crease recovery angle of 230° and color strength up to 89.89%. The produced fabrics were characterized using crocking fastness (dry and wet), color strength sum %, color fastness to laundry, crease recovery angle, and wrinkle recovery by appearance method. Response surface optimizer gave good composite desirability value (0.08300) with color strength % of up to 73.73 and dry crease recovery angle up to 218°.


2012 ◽  
Vol 38 (1) ◽  
pp. 441-448 ◽  
Author(s):  
Yuting Wan ◽  
Luis A. Espinoza Rodezno ◽  
Kevin Mis Solval ◽  
Juan Li ◽  
Subramaniam Sathivel

2016 ◽  
Vol 15 (01n02) ◽  
pp. 1650001 ◽  
Author(s):  
A. Tamilvanan ◽  
K. Balamurugan ◽  
K. Ponappa ◽  
B. Madhan Kumar

Electrolysis is a method used for producing copper (Cu) nanoparticles at faster rate and at low cost in ambient conditions. The property of Cu nanoparticles prepared by electrolysis depends on their process parameters. The influence of selected process parameters such as copper sulfate (CuSo4) concentration, electrode gap and electrode potential difference on particle size was investigated. To optimize these parameters response surface methodology (RSM) was used. Cu nanoparticles prepared by electrolysis were characterized by using X-ray diffraction (XRD) and scanning electron microscope (SEM). After reviewing the results of analysis of variance (ANOVA), mathematical equation was created and optimized parameters for producing Cu nanoparticles were determined. The results confirm that the average size of Cu particle at the optimum condition was found to be 17[Formula: see text]nm and they are hexagonal in shape.


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