latest news: in Japan
Showing 10 of 28 Articles:
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Children’s Cavities Highlight Dental Health Disparity
In Japan, there is currently a great disparity in children’s dental health. According to government figures, almost 60% of 5-year-olds have no cavities, but others have more than 10 seriously decaying teeth. Officials are now using a variety of approaches to try and tackle around the problem. Children at one dental clinic in Fukuoka city, […]
Japan -
Showa Denko (SDK) to Raise Prices of High-Purity Fluorine-Based Gases for Electronics
TOKYO, Aug 1, 2017 – (JCN Newswire) – Showa Denko (‘SDK’; TSE:4004) has decided to increase prices of its high-purity fluorine-based gases for electronics. Specifically, SDK will increase prices of high-purity FC-116 (C2F6) and FC-14 (CF4) gases by about 500 yen (US$4.5) per kilogram each as from shipments on September 1, 2017. SDK will start […]
Japan Electronics Industry -
New chemical structures built on carbon-fluorine bonds
This is an iterative coupling reaction using the present catalytic system. Credit: Osaka University Osaka, Japan — Making complicated organic molecules is like solving a Rubik’s cube. Organic chemists need to design sequences of reactions to carefully build up parts of a molecule, while maintaining the structure at other sites. Although chemists have developed many […]
Japan Chemical Industry -
Liquid carbon fluoride: Developers aim for Japan’s fastest supercomputer
Emerging supercomputer maker ExaScaler Inc. and Keio University are among those developing an original supercomputer. Their project is supported by a Japan Science and Technology Agency program that provides subsidies of up to ¥5 billion for promising technologies. The corporate-academic project team aims to achieve the fastest computing speed in Japan by June, which would […]
Japan Electronics Industry -
High levels of arsenic, fluoride found in ground at Tsukiji market
Toxic substances in concentrations exceeding government safety standards have been detected in the ground at the Tsukiji fish market in Tokyo for the first time. The Tokyo metropolitan government, operator of the market in Chuo Ward, disclosed March 7 that the finding had been made in a 2013 survey. Traces of arsenic at a depth […]
Japan -
Adding Fluorine Atoms to The Solar Cells Could Help To Improve Its Performance
Solar energy gets a boost this week as RIKEN researchers have now discovered that adding fluorine atoms to light harvesting polymers improves their efficiency. This is a breakthrough for companies manufacturing photovoltaic cells and products as performance in flexible solar cells can now be enhanced even more. Typically, a polymer solar cell absorbs light through […]
Japan Photovoltaics -
Japan: FDA approves sales of fluoridated salt
On June 15, the Ministry of Health and Welfare announced its rules concerning fluoride labeling of packaged edible salt products, stipulating the permissible product names for packaged edible salt products containing added potassium fluoride or sodium fluoride as “fluoride salt,” “fluoridated salt” or “salt with added fluoride,” which will enable consumers to clearly recognize that […]
Japan Salt -
Okiniwa: Detection of PFOS in drinking water leads to request for access onto US base compounds
PFOS, a fluorinated organic compound and pollutant, has been detected in the water at Chatan Water Purification Plant and Hija River. On January 21, director of the Okinawa Prefectural Enterprise Bureau Toshiaki Taira visited the Defense Ministry’s Okinawa Defense Bureau (ODB) in Kadena Town and requested that the U.S. Armed Forces grant authorization to enter […]
Japan Perfluorinated chemicals -
Showa Denko increases supply of high-purity hydrogen fluoride
Japanese chemical engineering firm Showa Denko (SDK) has started strengthening its system to supply high-purity hydrogen fluoride (HF), which is mainly used as a cleaning gas in the process of producing semiconductors. In March, the company doubled the capacity of its existing HF production facility in Kawasaki, Japan, and is planning to build a new […]
Japan Electronics Industry -
Yoshikawa will not fluoridate
For the past 17 years there has been a fluoridation proposal in Yoshikawa, a city of 70,000. Yoshikawa (which means good river) is one of the suburban cities around Tokyo. Kenji Akiniwa, DDS, wrote us about the victory that took place in Yoshikawa this week. What finally beat the proposal was a combination of the […]
Japan