نتایج جستجو برای: leather fibers
تعداد نتایج: 72946 فیلتر نتایج به سال:
Leather craft products, such as belt, gloves, shoes, bag, and wallet are mainly originated from cow, crocodile, lizard, goat, sheep, buffalo, and stingray skin. Before the skins are used as leather craft materials, they go through a tanning process. With the rapid development of leather craft industry, an automation system for leather tanning factories is important to achieve large scale produc...
Genipin, an iridoid compound extracted from gardenia fruits (Gardenia jasminoides Ellis) is a natural crosslinking agent. Because of its low cytotoxicity, genipin is increasingly used to replace both glutaraldehyde and formaldehyde as a crosslinker for proteins. Researchers have in recent years successfully demonstrated the effective use of genipin in the modification of gelatin, particularly f...
Currently, pollution due to textile materials is a crisis that threatens the whole world. Due concern for environment, our society has faced challenges when it comes finding eco-friendly substitutes fibers and leather materials. This can be achieved using renewable or recycled polymers are either readily biodegradable easily at end of product's life. Thus, material made from natural resources, ...
Abstract Manufacture of eco-friendly chrome-free leather is great significance for realizing sustainable development industry. Conventional tanning theory believes that it impossible to convert raw hide without the utilization cross-linking agent (e.g., chrome salts) among collagen fibers in hide. Here, we developed a brand-new manufacture strategy relied on composite dehydration media enabled ...
There are aspects of dress that related to a person's psyche, character, mood, upbringing, and taste. It is important note customs did not arise spontaneously. no definitive conclusion as when clothing appeared in human society. Man, who first learned weave sew fabrics from leather wool, later gave comfort beauty clothes with the advent cotton silk fibers. Hence, development thinking brought ci...
Abstract The effect of hydrophobic modification on the performances collagen fibers (CFs) was investigated by using silane coupling agents with different alkyl chains as modifiers. It found could be easily grafted onto CF surface through covalent bonds under 5% water content. This led to transformation wettability from hydrophilic hydrophobic. Interestingly, change resulted in substantial impro...
A stable magnetic nanocomposite of collagen and superparamagnetic iron oxide nanoparticles (SPIONs) is prepared by a simple process utilizing protein wastes from leather industry. Molecular interaction between helical collagen fibers and spherical SPIONs is proven through calorimetric, microscopic and spectroscopic techniques. This nanocomposite exhibited selective oil absorption and magnetic t...
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...
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...
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...
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