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    • 74. 发明公开
    • IMPROVED PROCESS FOR THE PREPARATION OF CARBAMATES
    • 改进的制备氨基甲酸酯的方法
    • EP3279185A1
    • 2018-02-07
    • EP16182859.5
    • 2016-08-04
    • Taminco bvba
    • VAN WAES, FrederikMOONEN, KristofULRICHTS, Dieter
    • C07C269/04C07C271/20
    • C07C269/04C07C271/20
    • A process for the preparation of N-(dialkylaminoalkyl)-carbamic acid esters, in particular (propyl N-[3-(dimethylamino)propyl] carbamate) comprising an oxidative carbonylation reaction of a compound of general structure (II)

      wherein each of R 1 and R 2 , equal to or different from each other, are independently selected from an alkyl group having 1 to 10 carbon atoms, which is optionally substituted by at least one halogen atom, an aryl group or an aralkyl group; R 3 is selected from an alkyl group having 1 to 36 carbon atoms, which is optionally substituted by at least one halogen atom, an aryl group or an aralkyl group; each of R', R" and R 4 , equal to or different from each other, are independently selected from H, an alkyl group having 1 to 10 carbon atoms, which is optionally substituted by at least one halogen atom, an aryl group or an aralkyl group; and n is an integer in the range from 1 to 8, with a hydroxyl compound of general formula (III), R 3 -OH (III) and in the presence of a catalyst system.
    • 制备包含通式结构(II)化合物的氧化羰基化反应的N-(二烷基氨基烷基) - 氨基甲酸酯,特别是(N-(3-(二甲基氨基)丙基]氨基甲酸丙酯)的方法,其中每个R 1 和R2彼此相同或不同,独立地选自具有1至10个碳原子的烷基,其任选被至少一个卤素原子,芳基或芳烷基取代; R3选自具有1至36个碳原子的烷基,其任选被至少一个卤素原子,芳基或芳烷基取代; R',R“和R4中的每一个彼此相同或不同,独立地选自H,具有1至10个碳原子的烷基,其任选被至少一个卤素原子,芳基或 (III)的羟基化合物,R3-OH(III),并且在催化剂体系存在下进行反应来制备。
    • 77. 发明公开
    • AN ENVIRONMENTALLY FRIENDLY CHROME-TANNING METHOD
    • UMWELTFREUNDLICHES CHROM-GERBVERFAHREN
    • EP3059327A1
    • 2016-08-24
    • EP15155708.9
    • 2015-02-19
    • Taminco Finland
    • van der Burgh, StefanArmengol Esteban, Jordi
    • C14C3/06C14C3/04
    • C14C3/06C14C3/04
    • A method for tanning a hide wherein said method comprises treating a tannable hide with a tanning composition comprising from 25 to 75 % by weight (wt. %) of at least one chromium(III) salt; from 5 to 70 % by weight (wt. %) of at least one zeolite having the general formula (1): Mx/n [(AlO 2 )x(SiO 2 )y] wH 2 O, wherein M is an alkali metal cation, a bivalent cation, a trivalent cation or a mixture thereof, n is the valence of the cation, w is the number of water molecules per unit cell, y is a number from 0.8 to 50 and the ratio y to x is ranging from 0.7 to 100, treated with at least one acid selected from the group consisting of a monocarboxylic acid and a polycarboxylic acid; and from 1 to 70 wt. % of at least one aluminium(III) salt; wherein all wt. % are relative to the total weight of the composition (T).
    • 一种用于鞣制皮革的方法,其中所述方法包括用包含25至75重量%(wt。)的至少一种铬(III)盐的鞣制组合物处理可晒黑的皮肤; 至少一种具有通式(1)的沸石的5-70重量%(wt。%):Mx / n [(AlO))x(SiO 2)y] wH 2 O,其中M是碱金属 阳离子,二价阳离子,三价阳离子或其混合物,n是阳离子的化合价,w是每单位电池的水分子数,y是0.8至50的数,y与x的比率范围从 0.7至100,用选自一元羧酸和多元羧酸的至少一种酸处理; 和1至70wt。 %的至少一种铝(III)盐; 其中所有wt。 %相对于组合物的总重量(T)。
    • 80. 发明公开
    • USE OF IMPROVED N-ALKYL PYRROLIDONE SOLVENTS
    • 改进的N-烷基吡咯烷酮溶剂的用途
    • EP2804940A1
    • 2014-11-26
    • EP13703739.6
    • 2013-01-17
    • Taminco
    • VANDEPUTTE, BartMOONEN, KristofROOSE, Peter
    • C11D7/32C11D7/50A01N25/02
    • A01N25/02A61K47/22C09D127/18C09D179/08C09K3/00C11D7/3281C11D7/5013
    • The present invention is concerned with the use of pyrrolidones selected from the group consisting of N-n-butylpyrrolidone, N-isobutylpyrrolidone, N-t-butylpyrrolidone, N-n-pentylpyrrolidone, N-(methyl-substituted butyl)pyrrolidones, ring-methyl-substituted N-propyl and N-butyl pyrrolidones and N-(methoxypropyl) pyrrolidone as replacement solvents in specific applications wherein N-methylpyrrolidone (NMP), N-ethyl-2-pyrrolidone (NEP), Ν,Ν-dimethyl acetamide (DMAc), and/or dimethyl formamide (DMF) is the appropriate solvent to be used. The invention is also concerned with a solvent comprising NMP, NEP, DMAc, or DMF and one or more pyrrolidones selected from said group, as well as a solvent comprising a second solvent, which is a replacement solvent for NMP, NEP, DMAc, or DMF and one or more selected from said group.
    • 本发明涉及使用选自N-正丁基吡咯烷酮,N-异丁基吡咯烷酮,N-叔丁基吡咯烷酮,N-正戊基吡咯烷酮,N-(甲基取代的丁基)吡咯烷酮,环甲基取代的N-丙基 (NMP),N,N-二甲基乙酰胺(DMAc)和/或N-甲基吡咯烷酮 二甲基甲酰胺(DMF)是适用的溶剂。 本发明还涉及包含NMP,NEP,DMAc或DMF和一种或多种选自所述组的吡咯烷酮的溶剂,以及包含作为NMP,NEP,DMAc或 DMF和选自所述组中的一种或多种DMF。