China's use of rare earth materials to capture the LED lighting world problems
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- Published on Monday, 08 July 2013 16:28
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Reporters from the Changchun Institute of Applied Chemistry, learned that Chinese researchers developed a new type of LED light rare earth materials, an effective solution has been unable to break through the international exchange of LED lighting problems, making China the world's only master the technique.
LED lighting is the second incandescent, fluorescent lighting after another revolution, is recognized as the world's most promising high-efficiency lighting industries. LED light source using existing DC as a driver, at work must be approved by the AC and DC power conversion, energy consumption, heat tolerance, and high cost. The AC LED lighting strobe issues in the international arena has not been possible to break.
Changchun Institute Co., Ltd. and Sichuan Sony source collaboration in 2006 new AC LED lighting technology research and development, after six years of unremitting exploration and development, has developed a new type of LED light rare earth materials, recently organized by the Chinese Academy of results identification.
The Group believes that the technology from the source to solve the bottleneck problem of AC LED Strobe and DC and AC drives exist some technical problems. Meanwhile, the results with the existing LED products, compared with a low heat, energy conversion efficiency, small size and other advantages, we can improve the service life of more than 2 times, energy consumption and costs were reduced by 15% and 20%.
At present, the products have passed China and the U.S. Underwriters Laboratories, the Federal Communications Commission, the European unification and EU environmental certification, and exported to America, Canada, Mexico, Spain, Brazil and other countries.
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Japan developed from a scrap of high purity rare earth extraction technology
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- Published on Monday, 08 July 2013 16:23
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Tsutomu Yamaguchi, Japan Iwate University professor functionality JX Nippon Mining and Metals Corporation jointly developed the stone from scrap cars and home appliances magnet high efficiency recovery of rare earth metals technology. The waste was added boron magnet, is heated to 1200 degrees Celsius, the heating of raw material is acidified boron, a mixture of neodymium and dysprosium, iron, and carbon, nickel alloy blocks, etc., and then extracted with hydrochloric acid, such as neodymium, at a temperature of 400 ~ drying temperature of 500 degrees for 1 hour. According to the experiment, the recovered rare earth metal up to 99.5% purity.
Previously, researchers have been hand-stripped abandoned nickel, crushed after adding hydrochloric acid solution to recycle rare earth metals. However, due to hand and an acid reaction, recovery time takes a full day. The new technologies do not peel off due to nickel can be recovered with a half-time completion, and recovery costs.
Professor Yamaguchi current problem is how to remove harmful substances when recovered, once the issue is resolved that the technology will soon be able to get practical.
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Permanent domestic rare earth market recovery helped July rebound
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- Published on Friday, 05 July 2013 16:45
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Rare earth prices since 2011 has been a sharp correction, there had been two domestic sizable rebound rate were about 30%, the time span of about two months.
In late June onwards, some rare varieties prices rebound. As downstream demand increases to get the support of an institution may be expected in July will continue to rally.
In late June of this year so far, on behalf of heavy rare earth metal dysprosium, SMM offer 2500-2700 yuan / kg, an increase of 18%, light rare earth oxide, praseodymium representatives, SMM offer 38-39 yuan / ton, an increase of 12%. However, the domestic downstream despite a slight recovery, but demand is still sluggish.
According to the survey, the current downstream enterprises operating rate compared with the second half of 2012, mostly restored to the level of 7 percent, mainly because of cars, air conditioners and electronics permanent markets more stable overall demand in coming months. But even so, it's still difficult to support long rare earth prices rally.
In addition, the domestic inter-provincial corporate reluctant to sell to combat illegal mining is certainly very good for price, but China is still the biggest problem facing the rare earth industry consolidation in the industry.
WTO action against China rare earth is still in progress, the Chinese side to get the low probability of success. This will force China to further accelerate the integration of rare earth concentration of production capacity, thereby forming a price protection mechanism, and only that, the future is more rare earth prices rebounded solidly secure.
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July 5, 2013 RE Price Quotes
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- Published on Friday, 05 July 2013 16:39
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July 5: light rare earth market mainly because of the enthusiasm of commercial shipping cargo hold smaller downstream have to wait and see, rare earth prices remained stable.
Tax price of lanthanum oxide mainstream manufacturers 26,000-28,000 yuan / ton.
Cerium oxide mainstream manufacturers tax price 27,000-28,000 yuan / ton.
Praseodymium oxide mainstream manufacturers tax price 380,000-390,000 yuan / ton.
Neodymium oxide 250,000-260,000 yuan / ton.
Neodymium oxide, praseodymium mainstream manufacturers tax price 280,000-290,000 yuan / ton.
Praseodymium neodymium metal mainstream manufacturers tax price 350,000-370,000 yuan / ton.
Europium oxide phosphor grade mainstream manufacturers tax price 3,700-3,900 yuan / kg.
Terbium oxide phosphor grade mainstream manufacturers tax price 2,800-3,000 yuan / kg.
Dysprosium oxide mainstream manufacturers tax price 140-150 yuan / ton.
Dysprosium iron mainstream manufacturers tax price 145-150 yuan / ton.
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July 5, 2013 is still strong market demand for rare earths
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- Published on Friday, 05 July 2013 16:22
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Core Tip: rare return to the mainstream market quotations, Eu Tb Dy offer somewhat lower, the market turnover is still flourishing. , A slight increase in the price of neodymium oxide, praseodymium, neodymium, praseodymium metal prices remained level the day before yesterday. Praseodymium neodymium oxide supplier indicates the current spot is not, do not choose cheap shipping.
It is understood that a metal factory in Ganzhou area reflects a slight increase in the price of neodymium oxide, praseodymium, neodymium, praseodymium metal prices remained level the day before yesterday. Praseodymium neodymium oxide supplier indicates the current spot is not, do not choose cheap shipping, the current mainstream market with fares at 28-28.5 yuan / ton or so, with no votes in the 24-25 yuan / ton. Praseodymium neodymium metal mainstream market prices remained stable, with fares at 360,000 yuan / ton. There Ganzhou Insiders said late price declines likely.
The market price of dysprosium oxide slight pullback, the market traded price return, according to insiders now reflect dysprosium oxide with votes already have 1.4 million yuan / ton traded, while other market participants reflects the mainstream market price of 150 yuan / ton. Today dysprosium iron straps fares remained at 155-160 yuan / ton price, no significant change.
This week lanthanum, cerium market, metal lanthanum, cerium metal hovering low price, lanthanum oxide, cerium remained stable, quoted in the mainstream 2.8, 2.9 yuan / ton or so. Lanthanum cerium downstream demand is still weak, the market is less purchasing behavior.
Before Eu terbium oxide suppliers offer unrealistically high, but the market is not hot deal, due to lack of demand strong support, most vendors the price correction, the current mainstream market prices come down significantly. According to Ganzhou region reflects traders intent to purchase on the market now mainstream fare in europium oxide with 360-380 yuan / ton, terbium oxide gap between market price, a price in the 290-320 yuan / ton or so.
Magnetic scrap market, overall prices showed a rising trend this week, inquiries have increased. Today, there is no obvious change in the market price of the mainstream, small retail is still in the hands of large volume, the larger the amount of more stock traders. Waste Electrical and recently traded slightly active, because copper prices compared with the previous price before still no advantage, market prices did not recover a substantial adjustment, Linyi and Zhejiang region today brushless recovery price 74-75.5 yuan / month, brush 115-125 yuan / month.
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Guangxi will strengthen the protection and development of rare earth
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- Published on Friday, 05 July 2013 16:18
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Guangxi Zhuang Autonomous Region Vice Chairman Lin Nian Xiu recently given instructions to Land and Resources Department of Guangxi and Guangxi to Guangxi CAST experts in the field of rare earth rare earth protection and development deepen research, to make specific comments. From far has proven ore reserves of rare earth look, Guangxi, the country ranked fourth rare earth reserves, including reserves of rare earth ion-adsorption type ranked first. For the development of rare earth industry in Guangxi exist poaching selling stolen, waste of resources, environmental pollution and other issues, relevant experts and technology workers to the government submitted a "stop wasting behavior of rare earth resources and pollute the environment, the proposal to build a beautiful Guangxi" I hope to further regulate rare earth mining order to speed up transformation and upgrading of the rare earth industry, strengthen the innovation capacity-building and comprehensive management of environmental pollution.
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Jiangxi Anyuan carry out special operations to combat illegal exploitation of rare earth
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- Published on Friday, 05 July 2013 16:15
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Rare is the country's strategic resources, information, energy and other high-tech areas and national defense construction material essential, while Jiangxi Anyuan County prospective reserves of approximately 300,000 tons of rare earth, attracted many people disregard the local ecological environment for illegal mined. To protect the sustainable development, the county's Procuratorate and the Public Security Bureau recently form a joint working group, to carry out special inspection activities to combat crime rare, especially thorough investigation of the illegal exploitation of rare earth leading cadres and units related to public officers.
Joint Working Group to the township and the relevant units reporting, inspections found that the masses, the media exposure of the illegal exploitation of rare earth acts as a clue to track supervision, suspected of a crime timely filing, reported catch of rare earth on illegal arrest suspects priority for review. Meanwhile, the illegal approval, secretly shares or support, condone the illegal exploitation of rare earth and to support their spouses, children and relatives involved in illegal mining of rare earth leading cadres, the unit public officers and the suspect, Itself department timely investigation, in accordance with the severity and from the principle of strict fast and strengthen efforts to combat shock and awe.
It is reported that the first half of this year, the hospital handled criminal cases involving three rare earths. "As prosecutors, we are in strict accordance with chaos, cure scattered, cure requirements, keep the pressure against trend and protect rare earth resources sustainable utilization." Hospital Attorney Zhongfu Ying rightly said.
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New South Exchange tungsten and rare earth oxides trading varieties
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- Published on Friday, 05 July 2013 16:13
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Southern Precious Metals Exchange (referred to as "Southern Exchange") on June 17 new transaction types tungsten (W) and rare earth oxides: lanthanum oxide (La2O3), dysprosium oxide (Dy2O3), cerium oxide (CeO2), neodymium oxide, praseodymium ((PrNd) 2O3), europium oxide (Eu2O3), terbium oxide (Tb4O7), yttrium oxide (Y2O3).
Rare earth oxides in the petroleum, chemical, metallurgy, textiles, ceramics, glass, magnetic materials and other fields have been widely used, with advances in technology and application technology continues to break, rare earth oxides will be increasing the value of .
South Exchange insiders, the original basis of the six exchanges trading varieties (silver, indium, bismuth, antimony, antimony, tellurium) in June average daily turnover of up to more than 100 billion yuan, of which the average daily silver turnover of more than 70 billion yuan. New varieties are now on-line, is expected to rise in the overall average daily turnover on a large scale.
Follow-up, South Exchange trading varieties will continue to improve and further expand Precious Metal Exchange base, the exchange "based on the spot, the spot services to enhance the spot," the purpose of carrying out in the end, stronger cash advantage, in order to reduce transaction costs for the entire industry, promote economic development entities.
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Rare earth quotas obvious gap
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- Published on Thursday, 04 July 2013 15:18
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By the world economic slowdown and higher prices of rare earth and other factors, this year's export quotas may still be used up, a state of excess. Ministry of Commerce announced in 2013 the second batch of rare earth export quotas, which the light rare, heavy rare earth quotas of 13,821 tons and 1,679 tons. Plus released the first batch of 15,501 tons quota of rare earth export quota this year is 31,001 tons, with basically the same as last year's 30,996 tons.
View on the current situation in recent years by the economic slowdown and rare earth prices, the global market demand for Chinese rare earth dropped significantly. Statistics show that in 2012 China rare earth ores, metals and compounds export volume of 16,265 tons, down 3.5%, with only 52.5% of export quotas. Xiamen University, China Energy Economic Research Center Lin Boqiang said, because there is still no much improvement this year, the world economy is expected to this year's quota should also be exhausted.
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Brazil's public and private sectors to develop rare earth industry
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- Published on Thursday, 04 July 2013 15:15
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Last week in Brazil, one in the public and private sector partnerships to develop rare earth industry in Brazil, at the Legislative Council meeting proposed to be raised.
Brazil's largest niobium producer CBMM clear to the person in charge of Science and Technology Committee that: CBMM and other companies in Brazil to further develop rare earth REEs industry effort that requires scientific knowledge and technology in a sustained investment. According to the Brazilian Innovation Research Foundation of argument, if the Brazilian public and private sector to establish a good partnership, Brazil will provide up to a third of the world's rare earth market share.
Brazil recently amended mining law, part of a reform involves some changes, including forcing companies to explore and develop the right. Rare will be the one to benefit mining, because lawmakers have been trying to decide on important metal-rich mining area (including rare earths and lithium) should to the public tender.
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