Bleaching process in textile pdf
WebJun 5, 2024 · International Journal of Textile Science 2024, 6(5): 128-134 129 etc. [1] The other possibility is to keep the temperature low for bleaching. This may appear possible …
Bleaching process in textile pdf
Did you know?
WebFeb 18, 2012 · They are-. The main objectives of bleaching are to get a sufficiently high and uniform degree of whiteness in the textile materials. To get a high and uniform absorptivity in the textile materials. Bleaching agent occur some damage to the textile materials. So bleaching must be accompanied with minimum fiber damage. WebFeb 28, 2024 · Development of fuzzy prediction model. Three bleaching process variables- hydrogen peroxide concentration (PC), temperature (T) and time (t) were used as input variables and whiteness index (WI) of the bleached fabrics was used as the output variable for the development of the fuzzy prediction model.A fuzzy logic toolbox from MATLAB …
The textile bleaching (or bleaching of textiles) is one of the steps in the textile manufacturing process. The objective of bleaching is to remove the natural color for the following steps such as dyeing or printing or to achieve full white. All raw textile materials, when they are in natural form, are known as 'greige' material. They have their natural color, odor and impurities that are not suited to clothin… WebIn textile: Bleaching. Bleaching, a process of whitening fabric by removal of natural colour, such as the tan of linen, is usually carried out by means of chemicals selected …
WebOct 26, 2024 · d. Bleaching: Bleaching is used to reduce natural color of the raw materials. Dyeing performance of fabric depends on the process bleaching. e. Mercerizing: Mercerizing is a special treatment; it performs when buyer wants. It’s an additional treatment to increase the strength and luster of the materials. f. WebSep 1, 2010 · Bleaching effect of cotton fabrics using hydrogen peroxide produced by glucose oxidase enzyme from Aspergillus niger has been studied. It is observed that enzymes are highly active at acidic pH under room temperature in terms of peroxide release during the reaction. Incomplete conversion of glucose by the enzyme results in …
WebDec 14, 2024 · Color is a major attraction component of any fabric regardless of how admirable its constitution. Industrial production and utilization of synthetic dyestuffs for textile dyeing have consequently become a gigantic industry today. Synthetic dyestuffs have introduced a broad range of colorfastness and bright hues. Nonetheless, their toxic …
WebNov 1, 1999 · This book discusses the fundamental aspects of chemistry, chemical technology and machineries involved in the various pre-treatment process of textiles … guru gobind singh university logoWebOct 20, 2014 · Purposes of Bleaching Process: 1. A high and uniform absorptivity of fabric for water, dyestuffs and finishing agent, achieved by the removal of hydrophobic … guru gold wineWebFeb 15, 2001 · What is claimed is: 1. A method for the preparation of a non-finished textile component comprising the steps of providing a non-finished textile component, saturating said textile component with an aqueous bleaching solution comprising hydrogen peroxide and a hydrophobic bleaching agent selected from the group consisting of bleach … guru gobind singh study circleWebPre-treatment of Textiles Prior to Dyeing 223 Process Requirements in litres/ kg of product Sizing 0.5-8.2 De-sizing 2.5-21 Scouring 20-45 Bleaching 2.5-25 Mercerizing 17-32 … boxing ding sound effectWebSingeing Process Sequence; Yarn Singeing; Desizing; Oxidative desizing; Scouring. Basic surfactant concepts; Mechanism of soil removal ; Scouring ; Solvent Systems; Machinary … guru gobind singh wallpaperhttp://www.ijettjournal.org/2016/volume-35/number-6/IJETT-V35P255.pdf guru gobind singh women college sec 26WebMay 16, 2012 · Cotton fabric was bleached in a simple and economic process using a bleaching system composed of sodium chlorite and hexamethylenetetramine. Different bleaching trials were carried out keeping fixed sodium chlorite concentration and varying other reaction conditions. The obtained results reveal that bleached cotton fabric with … boxing diet food list