...In 1933, the Nazi regime was established in Germany, and industrial production of Buna rubber was strongly promoted, with monthly production of 25 tons in 1935 and annual production of 11,000 tons of Buna S in 1943. Around this time, the Soviet Union also began mass production of butadiene rubber using a sodium catalyst in 1932, which was called SK rubber, and it is said that annual production was 40,000 to 60,000 tons from 1937 onwards, and approximately 125,000 tons in 1948. Meanwhile, in the United States, the development of chloroprene rubber (CR) progressed at DuPont, and production of 250 tons began in 1932. ... *Some of the terminology that refers to "SK Rubber" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…33年にはドイツにナチ政権が成立し,ブナゴムの工業生産が強力に推進され,35年には月産25t,43年には年産1万1000tものブナSが生産されるようになった。 このころソ連でも1932年にはナトリウム触媒を用いたブタジエンゴムの量産が開始され,これはSKラバーとよばれたが,37年以降には年間4万~6万t,48年には約12.5万tが生産されたといわれている。 一方,アメリカにおいてはデュポン社におけるクロロプレンゴム(CR)の開発が進み,1932年には250tの生産が行われるようになった。… ※「SK ラバー」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 |
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