GEP Ecotech offers Solid waste disposal solution and equipment, We design overall solutions according to materials and specific requirements.
- Bulky Waste Shredding
- Biomass Pre-Shredding
- Waste Plastic Shredding
- Scrap Tires Shredding
GEP Ecotech is a waste recycling solution provider. We manufacture industrial shredder and waste disposal equipment. The solutions provided by GEP Ecotech are widely used in municipal solid waste recycling, commercial and industrial waste recycling, construction and demolition waste recycling, Plastic recycling and bag opening, paper and cardboard recycling, bulky waste recycling, tire recycling, etc.
We have more than 20 experienced engineers, can quickly respond to your design needs. Our solutions have been successfully applied to Europe, the Middle East, South Asia, and Southeast Asia. By inform us your detail requirements, you will get a custom solution for free:
- Bulky Waste
- Hazardous waste
- Domestic waste
- Kitchen waste
- Electronic waste
- Medical waste
- Waste tire
- Waste plastic
- Paper mill twisted rope
- Metal trash
- Garden garbage
An Improved Viscose Making Process And Fibres Therefrom
A method for making alkali-cellulose, viscose and cellulosic fibres or filaments which comprises the steps of: steeping cellulose with diluted sodium hydroxide at 40 -65 C to obtain a slurry of alkali-cellulose, subjecting the slurry of alkali-cellulose to homogenization to form a homogenized mass and feeding the homogenized mass into a single ... The production of viscose fibres at Kelheim Fibres GmbH Apr 12, 2018 · What are viscose fibres? What is their advantage? What are they used for? How are they made? This video gives a brief insight from the viewpoint of the Germa...
Some aspects of the reactivity of pulp intended for high-viscosity viscose …
The gamma number of the viscose solution was measured after 16 h of ageing. Approximately 1 g of viscose was taken for analysis. The exact weight was noted. The viscose was dissolved in 50 mL sodium hydroxide solution (1% w/w de-aired with nitrogen gas for 30 min, 25°C) during 30 to 40 min in a 250 mL beaker with a magnetic stirrer. Viscose Manufacturing Process | Denim Innovation Feb 09, 2019 · Reduction of the cellulose is done to get a viscose solution of right viscosity and cellulose concentration. Xanthation. In this step the aged alkali cellulose crumbs are placed in vats and are allowed to react with carbon disulphide under controlled temperature (20 to 30°C) to form cellulose xanthate.
WO1998047924A1 - Method of producing a viscose solution
The present invention relates to a method of producing a viscose solution by a) irradiating an α-cellulose with ionizing particles, b) mercerizing the irradiated α-cellulose with alkali, c) xanthaling the irradiated mercerized α-cellulose with an amount less than 28 % of carbondisulphide based on the weight of α-cellulose, and d) dissolving the xanthated α-cellulose in a aqueous alkali ... CA2590454A1 - Method for processing high hemicellulose pulp in viscose manufacture and products therefrom - Google ... Pulp with a high hemicellulose level is blended with a dissolving grade pulp and converted to viscose. Blending can be performed during steeping or after steeping. Spinning of the viscose containing the blend, into filaments yields fibers with strength properties that are at least equal to those of the dissolving pulp alone.
Is The Viscose a Sustainable Fibre?
Viscose is a type of rayon fibre which was first introduced the late 1800s and was patented as artificial silk due to its filament and lustre. It is a regenerated cellulosic fibre that is made from a natural source of cellulose such as wood, related agricultural products and recently cotton waste. Flow Chart of Viscose Rayon Manufacturing Process - Textile ... Jan 19, 2021 · Viscose rayon is a regenerated cellulosic fiber and cellulose is the raw material for producing this man made fiber. The raw material is obtained from a special variety of wood called spruce. It is the oldest commercial manmade fiber. The name viscose was derived from the word “viscose” which describe the liquid state of the spinning sun. A ...
Viscose Rayon Manufacturing Process
Viscose rayon can be found in cotton-like end uses as well as silk-like end uses. Viscose rayon is the oldest commercial man-made fiber. It is naturally regenerated cellulosic based material such as wood pulp, cotton, linters. etc the degree of polymerization is 400 to 700 and the chemical structure of viscose resembles to cotton to be specific cellulose. Sateri Becomes World’s Largest Viscose Producer With Latest Acquisition ... May 31, 2019 · With its recent acquisition of 250,000mtpa capacity Jiangsu Xiangsheng Viscose Fiber Co., Ltd, its combined annual production capacity of its four viscose mills in China is now 1.1 million metric tonnes. Growth and Transformation. Sateri won the bid for the Suqian-based Xiangsheng mill in a public auction on 27 April 2019.
May 03, 2014 · Viscose is a cellulosic man-made of artificial fiber. The starting material for the production of filaments and staple fibers is pulp, meanly produced from wood and linters, but also from annual plants (paper & pulp). Viscose rayon consists of ... What is Viscose? Understanding this Popular Rayon Type - ... Feb 15, 2021 · Viscose Production Process. Viscose was first manufactured in 1883 as an affordable alternative to natural silk. This versatile fabric, often known as artificial silk, is found in jacket linings, t-shirts, activewear, fashionable dresses, and tunics. Its versatility lies in the fact that it can be blended with different fabrics such as cotton ...
Process for manufacturing viscose
Process for manufacturing viscose solutions having good filterability and producing low amounts of sulfide gases during subsequent spinning; said process comprising treating cellulose with a first alkali metal hydroxide solution in a first alkalization step, freeing the alkalized cellulose from at least part of the excess hydroxide solution without pressing-off, and treating the cellulose ... Breakthrough in Viscose Production from Textile Waste – ... Mar 24, 2020 · Sateri is the world’s largest producer of viscose fibre, a natural and sustainable raw material found in everyday items like textiles, baby wipes and personal hygiene products. Our five mills in China – Sateri Fujian, Sateri Jiangxi, Sateri Jiujiang, Sateri Jiangsu and Sateri China – have an annual production capacity of about 1.4 million ...
Fabric Guide: What Is Viscose? Understanding Viscose Fabric and How Viscose …
Nov 08, 2020 · Soft and lightweight, viscose fabric is a fixture of many wardrobes and homes and has been in use since the late 1800s. Viscose comes from trees, but it is not as environmentally as other types of rayon, such as modal, because the production process uses high concentrations of chemicals. Viscose is cheap to produce and is a versatile fabric used for clothing items ... Viscose Manufacturing Process | Denim Innovation Feb 09, 2019 · Viscose rayon, a man-made fiber composed of 100% regenerated cellulose, was discovered in 1891, and the first commercial production was undertaken in 1905 by Courtaulds. It is made from cotton linters or wood pulp, usually obtained from spruce and pine trees.
The production of viscose staple fibers soared 11.4% to 2.7 million tonnes thanks to growing demand in nonwovens, textile applications and flame retardant product despite an increasingly unfavourable price differential to polyester staple fiber. The production of viscose rayon begins with purified cellulose. Greenwashing Alert: Rayon Viscose Is Made From Plants, but Is Also Toxic and Destructive - Ecocult Jun 14, 2017 · Viscose is the same thing as rayon. Modal‘s production isn’t as toxic but can still lead to deforestation. Tencel (a branded type of lyocell) is the type of rayon that is the most eco-friendly. If you have a choice between the manmade cellulosic fibers rayon, viscose, lyocell, modal, or Tencel, buy Tencel. Beyond Conscious Consumption
Overview Of Viscose Market In India
China, Indonesia, India, Taiwan, Thailand, Japan and Germany are the major countries for viscose rayon production. In India, production is higher than consumption. The overall production ... Viscose fibres production - water footprint The phases of viscose production included are cellulose (from wood(1)), pulp and viscose fibres production. The types of viscose included are: standard viscose, modal and lyocell. The assessment comprises a mapping, within viscose’s production stages, of: •viscose and its raw materials (wood and pulp) markets and key producers; •the most ...
Sulfurous gas streams comprising hydrogen sulfide and carbon disulfide, such as produced as a by-product of the rayon-forming process, are processed to recover the components in a useable form. The gas stream first is contacted with an aqueous sodium hydroxide to dissolve out hydrogen sulfide and some of the carbon disulfide. The dissolved carbon disulfide is driven off ... Overview Of Viscose Market In India - Fibre2Fashion China, Indonesia, India, Taiwan, Thailand, Japan and Germany are the major countries for viscose rayon production. In India, production is higher than consumption. The overall production ...
(PDF) Viscose Rayon: A Legendary Development in the Manmade Textile …
All of the early viscose production involved batch processing. In more recent times, processes have been modified to allow some semi-continuous production [6,7]. Pollution during manufacturingPolluting effects of carbon disulfide, zinc and other by-products of the viscose rayon production process has limited production volume in 1996 . Production line of biomass shredding - GEP ECOTECH Biomass includes all plants, microorganisms, animals fed on plants and microorganisms and wastes from their production. Representative biomass are such as crop, crop waste, wood, wood waste and animal manure. Narrow concept: biomass mainly refers to lignocellulose such as straw, tree and so on, in agricultural and forestry production process, scraps of ventures in ...
Invention of modifiers in 1947 brought on super tire cords and marked the beginning of the high-performance rayon www.ambientesalon.eu of the early viscose production involved batch processing. In more recent times, processes have been modified to allow some semi-continuous production. For easier understanding, the viscose process is a batch operation. What is viscose rayon made of? | Yahoo Answers May 26, 2006 · Most rayon is made by the viscose process. Viscose Process. Most commercial rayon manufacturing today utilizes the viscose process. This process dates to the early 1900s, with most of the growth in production occurring between 1925 and 1955. In the early period, production was mainly textile filament, although the first staple was produced in 1916.
Viscose fiber production line
Viscose fiber production line for Clothing fabrics, home, baby wipes, beauty masks, medical dressings and other disposable hygiene products and Indutrial pro... What is Viscose? Understanding Your Fabrics Aug 07, 2019 · Viscose is the oldest manufactured fibre, first being produced in 1883 as a cheap alternative to silk. Viscose production generally begins with wood pulp, and there are several chemical and manufacturing techniques to make it. This ...
Viscose Manufacturing Process | Part 02
Mar 07, 2018 · Production of Viscose Rayon Filament: The viscose solution is metered through a spinneret into a spin bath containing sulphuric acid (necessary to acidify the sodium cellulose xanthate), sodium sulphate (necessary to impart a high salt content to the bath which is useful in rapid coagulation of viscose),and zinc sulphate (exchange with sodium ... Fabric Guide: What Is Viscose? Understanding Viscose Fabric and ... May 09, 2019 · Soft and lightweight, viscose fabric is a fixture of many wardrobes and homes and has been in use since the late 1800s. Viscose comes from trees, but it is not as environmentally as other types of rayon, such as modal, because the production process uses high concentrations of chemicals. Viscose is cheap to produce and is a versatile fabric used for clothing items ...