نتایج جستجو برای: synthetic leather

تعداد نتایج: 143726  

Journal: : 2021

The professional literature dealing with specific aspects of adhesive joints in the footwear industry is mainly devoted to procedures preparation, bonding and testing connection between upper sole material fashion sports footwear. However, there little research related requirements quality shoe parts. Safety occupational footwear, which intended for occupations such as firefighters, police offi...

Journal: :Polymers 2021

As a novel polymer, polyurethane (PU) has been widely applied in leather, synthetic and textiles due to its excellent overall performance. Nevertheless, conventional PU is flammable combustion accompanied by severe melting dripping, which then generates hazardous fumes gases. This defect limits applications various fields, including the leather industry. Hence, development of environmentally fr...

1989
J. M. A. Smith

Leather is derived from the hides of skins of animals. It is a remarkably durable, strong and versatile material, which in its various forms has been made into objects ranging from African shields and drums to European saddles and kinky underwear. From as early as 2700 BC until fairly recently leather was also in the forefront of information technology with its use (as skins, vellum and parchme...

Journal: :IOP Conference Series: Materials Science and Engineering 2017

2007
P. K. Jain P. K. Nema

A study was conducted to evaluate the quality of the leather from five different cultivars (Red Fleshed, Allahabad Safeda, Lucknow-49, Chittidar, Apple Colour of guava. Leather quality was also observed using three different recipes for its preparation. The study revealed that organoleptic quality (i.e. colour, flavour, taste, texture and overall acceptability) of leather decreased gradually wi...

Journal: :Journal of occupational health 2009
Ta-Yuan Chang Ven-Shing Wang Bing-Fang Hwang Hsin-Yu Yen Jim-Shoung Lai Chiu-Shong Liu Shou-Yu Lin

OBJECTIVES Independent exposure to noise or organic solvents is reported to be associated with cardiovascular effects, but the effect of joint exposure is unclear. The present study aimed to investigate effects of noise, a mixture of organic solvents (N,N-dimethylformamide (DMF) and toluene) and their interaction on hypertension. METHODS We recruited 59 volunteers working in a synthetic leath...

2015
Hannah C. Wells Katie H. Sizeland Richard L. Edmonds Nigel Kirby Adrian Hawley Stephen Mudie Richard G. Haverkamp

Strength is an important property of leather. However the structural basis of strength in leather is not well understood. We have used synchrotron based small angle X-ray scattering to investigate the structure and strength of collagen materials under a variety of conditions. This enables changes in the extent of orientation of the collagen fibrils to be quantified and the internal stress on th...

Journal: :Carbohydrate polymers 2013
Isabel P Fernandes Joana S Amaral Vera Pinto Maria José Ferreira Maria Filomena Barreiro

The development of antimicrobial coatings for footwear components is of great interest both from industry and consumer's point of view. In this work, antimicrobial leather materials were developed taking advantage of chitosan intrinsic antimicrobial activity and film forming capacity. Considering the specificities of the leather tanning industry, different coating technologies, namely drum, cal...

Journal: :Contact dermatitis 2010
Ana Fraga Raquel Silva Paulo Filipe Kerstin Scharrer João Borges Da Costa Petra Nussbaum M Marques Gomes

Sample 1: insole from black boot 120 Sample 2: tissue lining leather of black boot 640 Sample 3: insole from red boot 11 Sample 4: tissue lining leather of red boot 1.3 or leather sofas and armchairs manufactured in China. This substance has a wide-spectrum biocide activity and it is contained in paper bags, and progressively it can evaporate and contaminate the leather, textiles, food, cosmeti...

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