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已读[809] 发布: 2013/09/10 07:41:50
日本东曹已经决定投资20亿日元,于南阳当前乙烯胺工厂的所在地建造一座Rzeta生产工厂,Rzeta是一种无排放的聚氨酯泡沫用的胺类催化剂。工厂于2013年9月开建,预计于...
已读[816] 发布: 2013/09/10 07:41:07
RULER可以用于监测喷气发动机的酯基润滑油(航空涡轮螺旋桨飞机)中的芳胺类抗氧化剂。 RULER可以用于监测广大范围的工业蒸汽轮机和燃气轮机油(它们是发电厂发电设备的...
已读[840] 发布: 2013/09/10 07:40:40
典型的碱如胺类物质(包括氨水,化学式:NH3・H2O),烧碱(氢氧化钠,化学式:NaOH),熟石灰[氢氧化钙,化学式:Ca(OH)2],氢氧化钡[Ba(OH)2]等。 碱的更广义的...
已读[649] 发布: 2013/09/10 07:40:30
Corante While the DNA end is stuck to the resin, you do chemistry on the amine end (and the resin attachment lets you get away with stuff that would normally not work if the whole DNA-attached thing had to be in solution). You put a different reacting partner ...
已读[664] 发布: 2013/09/10 07:40:00
ROCKETNEWS24 It's being called an “ amine -based eco-friendly urethane foam catalyst” – spoken like a true petrochemical producer. According to their slightly more layman-friendly description, Rzeta acts as a catalyst to remove volatile organic compounds (VOCs) from ...
已读[660] 发布: 2013/09/10 07:39:54
Targeted News Service (subscription) The abstract of the patent published by the U.S. Patent and Trademark Office states: "The present invention provides compounds of Formula (I), and pharmaceutically acceptable salts, solvates, esters, prodrugs, tautomers, or isomers of said compounds ... and more »
已读[638] 发布: 2013/09/10 07:39:50
Gizmodo Australia It comes from the Latin word “vita” meaning “life”, combined with “ amine ” after certain compounds such as thiamine which he was able to isolate from rice husks. He worked with Sir Frederick Gowland Hopkins who discovered that parts of food were ... and more »
已读[668] 发布: 2013/09/10 07:39:34
EurekAlert (press release) Despite recent major advances in the synthesis of chiral tertiary alkyl-containing compounds including a large number of those with biologically and medicinally important properties, e.g., isoprenoids, deoxypolypropionates, and others, through the ...
已读[1244] 发布: 2013/09/10 07:37:10
Huffington Post There are reasons not to char your food that go far beyond the culinary: two compounds found in charred and overcooked meats, heterocyclic amine and polycyclic aromatic hydrocarbons, are known carcinogens. What's more, research shows that those  ... and more »
已读[1139] 发布: 2013/09/10 03:52:28
Treehugger The Environmental Protection Agency warns: "Cutting or trimming the foam as it hardens (tack-free phase) may generate dust that may contain unreacted isocyanates and other chemicals ." This is also a concern during the process of removing foam.
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