…Activated carbon is widely used as an adsorbent for purifying drinking water and for decolorizing in the food industry and elsewhere. It is made by heating various wood materials, coconut shells, coal, and other materials to 600-900°C in an air-free environment to carbonize them, and then activating them with metal chlorides such as zinc chloride. More recently, glassy carbon and carbon fiber have become more widely produced and used. The former is a hard carbon made by solid-phase pyrolysis of organic matter, and has a glassy appearance and fracture surface. … *Some of the terminology that refers to "glassy carbon" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…活性炭は,飲料水などの浄水,食品工業その他での脱色などの吸着剤として広く用いられており,各種木材,ヤシ殻,石炭その他を空気を断って600~900℃に熱して炭化してから,塩化亜鉛などの金属塩化物を作用させて賦活してつくる。さらに最近広くつくられまた用いられているものはガラス状炭素と炭素繊維である。前者は有機物の固相熱分解によってつくられる硬質炭素で,外観や破面はガラス状である。… ※「ガラス状炭素」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
<<: Glass phosphoric acid - Glass phosphoric acid
>>: Glassy selenium - Glassy selenium
French physiologist. Born in Maureillan. Elected ...
...Infection occurs mechanically through contact....
It is a fluid material made by mixing pulp (paper ...
[1] (Noun) ① In China, this term refers to the unc...
...It cannot survive winter outdoors in mountaino...
French sculptor. Known as the greatest modern scu...
The name of a tribe that lived mainly in Rajasthan...
Also called Cossacks or Cossacks. The original me...
A lake in northeastern Hokkaido, straddling Abash...
Born: September 1, 1925, New York, New York [Died]...
…Alongside Weber and Rostovtsev, the Soviet Union...
Born: June 20, 1905, New Orleans [Died] June 30, 1...
When a person who has a spouse marries twice. Biga...
…This is the true establishment of Giotto's a...
A general term for the genus Aechmea in the family...