Meaning of unche by Anónimo

Operation one of the activities of the Bank stage is in the process of production of leather of Suede, in which withdraws the subcutaneous adipose tissue, by manual methods with knives or mechanical using a machine of Suede, residue are the fats of the body representing between 20 to 35% of the initial weight of the skinThis residue is called UNCHE. The quality of this waste is higher when the Shammy held before liming ( pre-descarne ) this way is obtained a product without contamination of chemicals such as lime or sulfur, making it possible to increase the value of sales due to the applications that can be given to the fat that is extracted from thiswhich can be used is for the cosmetics industry or food wing animal.Unitary operation waste of body posterior to the apelambrado have organoleptic characteristics: appearance: strips with length of 20 to 50 cm and width of 5 to 20 cm color: varies from amarillenta-verdosa to grisacea-azulosa smell: stale unpleasant texture: of doughy gelatinous, wet and soft to the touch as presents it Rojas, f. ( 2010 ) chemical analysis of the residue of Suede is presented in the table 4.Tabla 4. Analysis of residues of Descarneanalisis ( 41%;Base Humedabase SecaMateria dry - raw 28.8proteina (Nx6.25 ) 6.823. 5Extracto etereo13.948.1cenizas8.429.1calcio1.03.3fosforo0.00.13azufre0.10.28fuente: Rojas, Franklin. ( 41 2010; Economic and financial analysis of the utilization of fats extracted from the residue of suede would unche derived from the process of curtacion in the municipality of Villapinzón Cundinamarca.Cuando fats are combined with water is a hydrolysis reaction called saponification, which can be carried out by various methods such as: 1. of water superheated steam autoclave, at 170 ° C, in the presence of basic catalysts such as CaO???MgO or ZnO, for about eight hours, fatty acids floating over water and glycerine mixture and separate facilmente.2.proceso Twitchell: used oleic acid and naphthalene by the action of concentrated sulfuric acid, this reagent is added by the amount of fat in a 0.5% to 1%, to 100 ° C and 24 hours a degradation of 90% is reached.