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已读[146] 发布: 2013/06/05 05:17:46
造成事故的直接原因是右侧助推火箭密封装置失灵,发射时温度过低导致合成橡胶密封圈失去弹性,无法起到密封作用。在9次飞行行动期间,“挑战者”号航天飞机将太空实验室...
已读[143] 发布: 2013/06/05 05:17:43
虽然青岛保税区橡胶库存环比继续下滑,但是库存和供应的压力在5-7月份仍然处于高峰期,使得沪胶的反弹空间有限。随着夏季的来临,关注合成橡胶装置的检修的情况。预计沪胶...
已读[138] 发布: 2013/06/05 05:17:40
2013年2月份以来,天然橡胶价格已从此前的2.7万元/吨跌至目前1.9万元/吨左右,丁苯橡胶、顺丁橡胶等主要合成橡胶价格也跟随天胶出现下滑。主要原材料价格下跌,轮胎...
已读[135] 发布: 2013/06/05 05:17:37
崔占明(以下简称崔):土工合成材料是土木工程应用的合成材料的总称。它是以人工合成的聚合物(如塑料、化纤、合成橡胶等)为原料,制成各种类型的产品,置于土体内部、...
已读[142] 发布: 2013/06/05 05:17:33
RubberNews.com However, the Rubber Reserve Program during the war resulted in the creation of the synthetic rubber industry. After the conflict ended, the government abandoned guayule—the guayule fields were disked under, and the research was classified for more ...
已读[134] 发布: 2013/06/05 05:17:30
Wall Street Journal (press release) In 1940, a major problem facing the nation was finding a replacement for rubber . War clouds were gathering, and the supply of natural rubber from Asia was threatened. On this date 73 years ago, the first synthetic rubber tire was displayed in Akron, Ohio. and more »
已读[300] 发布: 2013/06/05 05:17:10
RubberNews.com "This is the largest investment in the company's history and underlines the importance of Asia as a location for our synthetic rubber business," said Ax...
已读[145] 发布: 2013/06/05 05:17:07
Environmental Expert (press release) 4 June 2013 -- Synthetic rubber is produced by the polymerization of petroleum-derived monomers. Most synthetic rubbers are made up of two or more monomers and hence have the desired superior properties. There are over 200 varieties of synthetic ...
已读[230] 发布: 2013/06/04 13:20:48
从4月份开始,石化检修装置增多,影响产能较大,库存一直在下降,5月已见成效,聚乙烯、聚苯乙烯等部分产品供应紧缺,限产保价对市场形成一定的提振作用。合成橡胶和天胶...
已读[167] 发布: 2013/06/04 13:17:38
下一步,赛罕区将积极争取新上第二个500万吨炼油扩能改造项目,炼油总产能达到1000万吨,聚丙烯产能达到30万吨,乙烯产能达到100万吨。同时积极推进中海油天野化工股份...
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