Essay写作—资源-产品-废纸循环利用

1、Essay写作资源-产品-废纸循环利用CLEAN TECHNOLOGY AND RESOURCE MANAGEMENT 2019-20Resource-product-waste Cycle for PapersSummaryIn,the Aims and the objectives of this Essay is based on main points about the resource of the papers,paper product and papers waste cycle,the impacts on the environment and what the options to avoid this impacts.generally,according to the researchers,the papers products is an easy material to recycle,recover and reuse,in addition,less industry pollute and effect on our environment if

2、 we compared with other materials like plastic and metal products,but the main impact from this industry on forests(the woods),because it is the raw material and this can cause problems on our natural resources and change on the climate.Table of ContentsSummaryIntroductionThe Resources and Raw materialsPaper products and manufacturePaper disposal and life cycleConclusions and RecommendationReferencesIntroductionThe paper industry is one of the largest in the world,with global paper production in

3、 2013 Approximately about 403 million tons.(Pratima Bajpai,2016).It is command and control mainly by the United States,Canada,Finland,Sweden,Japan and some country like India and China are expected to be key in this industrys growth over the near future.(Pratima Bajpai,2012).The process of making paper became highly cost-sensitive,and the result of this increased productivity and quality of the paper,connected with environmental regulatory pressures,Most of the manufacturing facilities in the pa

4、per industry are accommodate and link with another industry.Paper industry begins with wood chipping at the front end,followed by pulping, bleaching,papermaking,and recycling of post-consumer products. (Pratima Bajpai,2016).Essay writing service on According to Pratima Bajpai,the chemicals and technologies that used in the manufacturing papers expected to open new opportunities for the growth of the market.in addition,technological innovation,focusing on sustainable processes to minimise environ

5、mental impact is expected to be the most important factor for market development.(Pratima Bajpai,2016).In this Essay,I will descript the most stages and life cycle of the paper,start by the main resources and raw material of the papermaking and I will focus on the most important resources(the wood fibre).Then descript the main manufacture processes,finally,the disposal of papers and will consider the environmental impacts at each stage and the options for reducing waste and pollution,and the opp

6、ortunities can be used to converting wastes to resources.The Resources and Raw materialsThe paper basically is made from pulp,this pulp can be made from wood,cotton,waste and other materials but the wood is main original raw material,this main raw material produces the resources of paper called cellulose comes from the fibre of the wood.The Cellulose fibre normally can find in many vegetable tissues extracted by mechanical or chemicals.(2)There is numbers of species yielding fibre can be used fo

7、r paper but in practice fibre suitable for paper can be extracted from only a few trees species,they are softwoods,hardwoods,straw,esparto grass,bagasse and bamboo.In addition,papermaking fibre is derived from cotton,linen,abaca and sisal(1).Around 90%of the wood used by the European paper industry comes from European forests,because of that the European paper industry is strongly committed to sustainable forest management system and uses wood certified to PEFC and FSC standards,this a certifica

8、tion system help the sustainable management of the forest and control the industry that uses the forest as a main raw material.(2)There are environmental impact in paper industry because the main resource of this industry come from nature(forest fibres)and because of that the European paper industry consider the bio-based economy it takes all the components in wood and transforms them into value-added bio based products not only looking for pulp and paper but also consider the biorefinery concep

9、t,such as,while wood fibre is used to make pulp,resins can be turned into chemicals and bark into renewable energy and resources,and can be process steam use to heat homes,and this the good idea and options to reducing waste and pollution coming from this industry,Europes paper industry provides the ideal path from a fossil-based to a bio-economy.(2)Paper products and manufactureThere are a lot off paper products,generally,are categorized into five main categories,newsprint and magazine papers,printing and writing papers,sanitary and household,paper packaging materials and products and other specialised paper.The paper industry is one of the biggest and important industries in the world,around 400 million tons produced annually.(9)The Paper Manufacturing is a huge process that can be divided into two groups,the first for the manufacturing of pulp and paper and the secon

《Essay写作—资源-产品-废纸循环利用》由会员BayD****论文写...分享，可在线阅读，更多相关《Essay写作—资源-产品-废纸循环利用》请在金锄头文库上搜索。