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Methylcyclopentadienyl manganese tricarbonyl (MMT or MCMT) is an organomanganese compound with the formula (C 5 H 4 CH 3)Mn(CO) 3. Initially marketed as a supplement for use in leaded gasoline , MMT was later used in unleaded gasoline to increase the octane rating .
Tokai Carbon Co., Ltd. (東海カーボン株式会社, Tōkai Kābon Kabushiki-gaisha) is a Japanese company. The company is a developer and stockist of graphite material for use in nuclear power, particularly electrical discharge machining electrode, high temperature, and mechanical applications.
Mitsui Chemicals of the Mitsui group emerged in 1968 with the merger of Toyo Koatsu and Mitsui Chemical Industry. [4] The former was established in 1933 and was mainly engaged in the manufacture of fertilizers while the latter was founded in 1941 and produced dyes and organic intermediates. [4]
Mitsubishi Chemical Group Corporation (三菱ケミカルグループ株式会社, Mitsubishi Kemikaru Guruupu Kabushiki-gaisha) is a Japanese company formed in October 2005 from the merger of Mitsubishi Chemical Corporation and Mitsubishi Pharma Corporation. The company is based in Tokyo and is one of the core Mitsubishi companies.
Graphite (/ ˈ ɡ r æ f aɪ t /) is a crystalline allotrope (form) of the element carbon. It consists of many stacked layers of graphene, typically in the excess of hundreds of layers. Graphite occurs naturally and is the most stable form of carbon under standard conditions.
Mitsubishi Chemical Corporation (三菱ケミカル株式会社, Mitsubishi Chemical Kabushiki-gaisha) (MCC) is a subsidiary of Mitsubishi Chemical Holdings Corporation. Mitsubishi Chemical is the largest chemical corporation based in Japan. It was an independent Japanese corporation until it merged with Mitsubishi Pharma Corporation in 2005 to ...
Nuclear graphite is any grade of graphite, usually synthetic graphite, manufactured for use as a moderator or reflector within a nuclear reactor.Graphite is an important material for the construction of both historical and modern nuclear reactors because of its extreme purity and ability to withstand extremely high temperatures.
To produce expandable graphite, natural graphite flakes are treated in a bath of acid and oxidizing agent.Usually used oxidizing agents are hydrogen peroxide, potassium permanganate or chromic acid. Concentrated sulphuric acid or nitric acid are usually used as the compound to be incorporated, with the reaction taking place at temperatures of ...