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    • 5. 发明授权
    • Processes for the production of methanol using sweep-based membrane separation steps
    • 使用基于扫描的膜分离步骤生产甲醇的方法
    • US08829059B2
    • 2014-09-09
    • US13826682
    • 2013-03-14
    • Nicholas P. Wynn
    • Nicholas P. Wynn
    • C07C27/10
    • C07C29/151C07C29/76C07C31/04
    • Disclosed herein are methanol production processes that include a sweep-based membrane separation step using a membrane that is selective to carbon dioxide over hydrogen. Using the processes of the invention, the efficiency of methanol production from syngas is increased by reducing the compression requirements of the process and/or improving the methanol product yield. In certain embodiments, a hydrogen-rich stream is generated; this hydrogen-rich stream can be sent for other uses. An additional benefit is that the processes of the invention may debottleneck existing methanol plants if more syngas or carbon dioxide is available, allowing for feed of imported carbon dioxide into the synthesis loop. This is a way of sequestering carbon dioxide.
    • 本文公开了甲醇生产方法,其包括使用对二氧化碳对氢气有选择性的膜的基于扫描的膜分离步骤。 使用本发明的方法,通过降低该方法的压缩需求和/或提高甲醇产物产率来提高合成气生产甲醇的效率。 在某些实施方案中,产生富氢流; 这种富氢流可以发送用于其他用途。 另外的好处是,如果更多的合成气或二氧化碳可用,本发明的方法可以对现有甲醇装置进行脱瓶,从而允许将进口的二氧化碳进料到合成循环中。 这是一种隔离二氧化碳的方式。
    • 10. 发明授权
    • Trimethylcyclododecatriene derivatives, use thereof and perfumed products containing the same
    • 三甲基环十二碳三烯衍生物,其用途和含有它们的加香产品
    • US07737107B2
    • 2010-06-15
    • US11795382
    • 2006-01-13
    • Jean ManeJean-Jacques ChanotMartin Schroeder
    • Jean ManeJean-Jacques ChanotMartin Schroeder
    • A61K8/00A61K8/18C07C41/00C07C27/10C07C29/10C07C35/00
    • C07C35/205C07C2601/20
    • A compound of formula (I); its structure represented with dotted lines being either cis- or trans-double bonds wherein: A) R1 represents a hydrogen atom and R2 represents an OH, OCH3 or OC2H5 group while either a) R4, R5, and R7 each represent hydrogen atoms with R3, R6, and R8 each representing methyl radicals; b) R4, R6, and R7 each represent hydrogen atoms with R3, R5, and R8 each representing methyl radicals; or c) R3, R6 and R7 each represent hydrogen atoms with R4, R5, and R8, each representing methyl radicals; or B) R7 represents a hydrogen atom; R1, R4, and R6 each represent hydrogen atoms with R2, R3, and R5 each representing a methyl radical while R8 represents OH, OCH3 or OC2H5 groups when dotted lines are present; when dotted lines are absent, R8 represents either OCH3 or OC2H5 groups. At least one compound is applied as an odorant agent.
    • 式(I)化合物; 其虚线表示的结构是顺式或反式双键,其中:A)R 1表示氢原子,R 2表示OH,OCH 3或OC 2 H 5基团,而a)R 4,R 5和R 7各自表示氢原子,R 3 ,R6和R8各自代表甲基; b)R 4,R 6和R 7各自表示氢原子,R 3,R 5和R 8各自代表甲基; 或c)R 3,R 6和R 7各自表示氢原子,R 4,R 5和R 8各自代表甲基; 或B)R7表示氢原子; R 1,R 4和R 6各自表示氢原子,其中R 2,R 3和R 5各自表示甲基,而R 8表示OH,OCH 3或OC 2 H 5基团,当虚线存在时; 当虚线不存在时,R 8表示OCH 3或OC 2 H 5基团。 施用至少一种化合物作为加臭剂。