Cellulosic materials like cotton and linen are excellent textile substrates for dyeing with reactive direct dyes. Due to their cellulosic nature, exhibit good affinity towards This is the reason washing rubbing fastness. Chitosan a bio-based polymer gained by deacetylation of chitin. In contrast cellulose, chitosan exhibits also amino functional groups. The purpose this paper evaluate if based ...

The goal of this project is to assess the effect natural dye absorption from turmeric powder on cotton fabrics. At commencement, fabrics are mordanted with two different processes, one synthetic mordanting, and another bio mordanting. Both mordanting processes done at 100°C temperature for 60 minutes then dyed 80°C minutes. Application was made mordants. After completing dyeing process, color f...

1. Anonymous, Towels beat hot air driers hands down. Associated Press Newswire, 1993(July). Handwashing Michaels. Reports on a study done by the University of Westminster and financed by the Association of Soft Tissue Paper Manufacturers finding that hot air dryers increased bacteria on hands more than 500%. 2. Anonymous, Alcohol for hand hygiene: New comparative studies add to the evidence bas...

the aim of the present study was to assess the bio-trickling filter startup for the treatment ofwastewater produced by pegah dairy company at psychrophilic condition. the startup time of a bio-tricklingfilter is directly proportional to the concentration of microbial population. abio-trickling column with a height of150 cm was packed with lava rocks with the liquid recirculated through the pack...