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公开(公告)号:US07025819B2
公开(公告)日:2006-04-11
申请号:US10966087
申请日:2004-10-15
申请人: Leo Ernest Manzer
发明人: Leo Ernest Manzer
IPC分类号: C07D11/02 , C07D207/12
CPC分类号: C07D207/267 , C07D207/38
摘要: This invention relates to a process for producing 5-methyl-N-(methyl aryl)-2-pyrrolidone, 5-methyl-N-(methyl cycloalkyl)-2-pyrrolidone and 5-methyl-N-alkyl-2-pyrrolidone by reductive amination of levulinic acid esters with aryl or alkyl cyano compounds utilizing a metal catalyst, which is optionally supported.
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公开(公告)号:US5811559A
公开(公告)日:1998-09-22
申请号:US972681
申请日:1997-11-18
申请人: Helene LeFranc
发明人: Helene LeFranc
IPC分类号: B01J23/644 , C07B61/00 , C07C45/37 , C07C45/38 , C07C47/565 , C07D11/02
CPC分类号: C07C45/38
摘要: Hydroxybenzaldehydes, for example salicylaldehyde, are prepared in high yields by oxidizing the corresponding hydroxybenzyl alcohols, e.g., saligenol, with molecular oxygen or an oxygen-containing gas, in liquid phase, in an aqueous reaction medium containing an alkali, in the presence of (i) a catalytically effective amount of a platinum catalyst and (ii) a cocatalytically effective amount of boron and bismuth compounds.
摘要翻译: 通过在含有碱的水性反应介质中,在(α)的存在下,通过在含有碱的水性反应介质中,使分子氧或含氧气体的分子氧或含氧气体氧化相应的羟基苄醇,例如水杨醇,以高产率制备羟基苯甲醛,例如水杨醛, i)催化有效量的铂催化剂和(ii)助催化有效量的硼和铋化合物。
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公开(公告)号:US5766325A
公开(公告)日:1998-06-16
申请号:US961334
申请日:1997-10-30
CPC分类号: C09D11/30
摘要: Disclosed is an ink composition which comprises (1) water, (2) a colorant, (3) a material of the formula �(F.sub.3 C(F.sub.2 C).sub.n CH.dbd.CHCH.sub.2 OCH(OH)CH.sub.2).sub.2 NCH.sub.2 COO.sup.- !�X.sup.+ !, wherein X is a cation and n is an integer of from about 3 to about 20, (4) a polymer selected from the group consisting of (a) tetrafunctional block copolymers derived from the addition of propylene oxide and ethylene oxide to ethylenediamine; (b) polyethylene oxide-polypropylene oxide-polyethylene oxide triblock copolymers; (c) polypropylene oxide-polyethylene oxide-polypropylene oxide triblock copolymers; (d) ethoxylated 2-naphthol polymers; and (e) mixtures thereof; and (5) an additive selected from the group consisting of (i) diethylene glycol; (ii) glycerol; (iii) trimethylol propane; (iv) urea; (v) n-methyl pyrrolidone; (vi) sulfolane; (vii) 1,4 diazabicyclo(2.2.2)octane; (viii) cyclohexylpyrrolidone; and (ix) mixtures thereof. Also disclosed are ink jet printing processes employing the aforementioned ink.
摘要翻译: 公开了一种油墨组合物,其包含(1)水,(2)着色剂,(3)式[(F3C(F2C)nCH = CHCH2OCH(OH)CH2)2NCH2COO - ] [X +]的材料,其中X为 阳离子,n为约3至约20的整数,(4)选自(a)由环氧丙烷和环氧乙烷加成到乙二胺衍生的四官能嵌段共聚物的聚合物; (b)聚环氧乙烷 - 聚环氧丙烷 - 聚环氧乙烷三嵌段共聚物; (c)聚环氧丙烷 - 聚环氧乙烷 - 聚环氧丙烷三嵌段共聚物; (d)乙氧基化2-萘酚聚合物; 和(e)它们的混合物; 和(5)选自以下的添加剂:(i)二甘醇; (ii)甘油; (iii)三羟甲基丙烷; (iv)尿素; (v)正 - 甲基吡咯烷酮; (vi)环丁砜; (vii)1,4-二氮杂双环(2.2.2)辛烷; (viii)环己基吡咯烷酮; 和(ix)它们的混合物。 还公开了采用上述油墨的喷墨印刷方法。
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