Looseness is defect that affects the quality of a significant proportion of leather, particularly bovine leather. This defect causes a wrinkled appearance on the leather surface and results in a significant reduction in the leathers value. The structural mechanism and causes of looseness in leather are not well understood; therefore this study aims to gain a better understanding of this. We hav...

Leather industry is the most important traditional industry to provide the leather products in the world for thousand years. The fierce global competitive environment and common awareness of global carbon reduction make livestock supply quantities falling, salt and wet blue leather material reduces and the price skyrockets significantly. Exchange rate fluctuation led sales revenue decreasing wh...

Theories of working memory (WM) capacity limits will be more useful when we know what aspects of performance are governed by the limits and what aspects are governed by other memory mechanisms. Whereas considerable progress has been made on models of WM capacity limits for visual arrays of separate objects, less progress has been made in understanding verbal materials, especially when words are...

background: economical category is an influential area which determines the activity potential in every business. studying the market is one of the effective methods in economical evaluations. recycling market is investigated in order to study and analysis current recycling market and to determine the rate of investment and business attractions in this field in isfahan province. methods: inform...

in this work, leather fibers were employed as a component of elastomeric compounds based on nbr, cr and epdm and studied were made on their effects upon curing characteristics and mechanical properties of the prepared compounds. evaluation of curing characteristics of the compounds demonstrated that leather fibers have no considerable effect on initial viscosity and curing time of the compounds...